032 FNUS56 KMTR 052315 FWFMTR Fire Weather Planning Forecast for the San Francisco Bay Area and Central California Coast National Weather Service San Francisco Bay Area 315 PM PST Fri Mar 5 2021 .DISCUSSION...Clouds and southerly winds will increase this afternoon as a cold front approaches the region. Rain will start late this evening in the North Bay and then quickly spread southward overnight with rain ending by sunrise Saturday. Most areas should receive at least a wetting rain with amounts from a tenth in the valleys to a half an inch in the hills. Cool and breezy Saturday into Sunday but a return to dry weather. Another storm will bring the next chance of rain later Monday through Wednesday of next week. Note : All winds are 20-foot Winds Unless otherwise specified. Thunderstorms imply strong, gusty and erratic winds. $$ CAZ505-062200- Coastal North Bay...Including Point Reyes National Seashore- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Rain showers. * Min temperature.....38-43. * Max humidity........90-100 percent. * 20-foot winds.......Southwest winds 10 to 15 mph shifting to the west 5 to 10 mph after midnight. * CWR.................80%. * LAL.................1. * Marine layer........None. .SATURDAY... * Sky/weather.........Mostly sunny. * Max temperature.....55-60. * Min humidity........65-75 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. .SATURDAY NIGHT... * Sky/weather.........Mostly clear. * Min temperature.....38-43. * Max humidity........70-90 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. .SUNDAY... * Sky/weather.........Mostly sunny. * Max temperature.....53-59. * Min humidity........65-75 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. .EXTENDED... .SUNDAY NIGHT...Partly cloudy. Northwest winds 5 to 15 mph. Lows in the 30s to upper 40s. .MONDAY...Mostly cloudy. Chance of rain. Southwest winds 5 to 15 mph. Lows in the 30s to upper 40s. Highs in the 40s to upper 50s. .TUESDAY...Mostly cloudy. Rain likely. Southeast winds 5 to 15 mph. Lows in the 30s to upper 40s. Highs in the upper 40s to mid 50s. .WEDNESDAY...Partly cloudy. Slight chance of rain. North winds 5 to 15 mph. Lows in the 30s to mid 40s. Highs in the 50s. $$ CAZ506-062200- North Bay Interior Valleys- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Chance of rain in the evening, then a continuation of rain showers after midnight. * Min temperature.....35-40. * Max humidity........90-100 percent. * 20-foot winds.......South winds up to 5 mph shifting to the west 5 to 10 mph after midnight. * CWR.................80%. * LAL.................1. * Marine layer........None. .SATURDAY... * Sky/weather.........Mostly sunny. * Max temperature.....55-65. * Min humidity........45-55 percent. * 20-foot winds.......West winds up to 5 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. .SATURDAY NIGHT... * Sky/weather.........Mostly clear. Patchy frost early in the morning. * Min temperature.....35-40. * Max humidity........80-90 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. .SUNDAY... * Sky/weather.........Mostly sunny. Patchy frost early in the morning. Areas of frost early in the morning. * Max temperature.....60-65. * Min humidity........40-50 percent. * 20-foot winds.......West winds up to 5 mph. * CWR.................0%. * LAL.................1. .EXTENDED... .SUNDAY NIGHT...Partly cloudy. West winds up to 10 mph. Lows in the 30s to mid 40s. .MONDAY...Mostly cloudy. Areas of frost. Chance of rain. Southwest winds up to 10 mph. Lows in the 30s to mid 40s. Highs in the 50s. .TUESDAY...Mostly cloudy. Rain likely. Southeast winds up to 10 mph. Lows in the 30s to mid 40s. Highs in the 50s. .WEDNESDAY...Partly cloudy. Slight chance of rain. North winds up to 10 mph. Lows in the 30s to mid 40s. Highs in the mid 50s to lower 60s. $$ CAZ507-062200- North Bay Mountains- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Rain showers. * Min temperature.....35-40. * Max humidity........80-90 percent. * 20-foot winds....... * Valleys/lwr slopes...South winds 5 to 10 mph shifting to the west 5 to 10 mph after midnight. * Ridges/upr slopes....South winds 5 to 10 mph shifting to the west after midnight. Gusts up to 40 mph. * CWR.................80%. * LAL.................1. * Marine layer........None. * Snow level..........4800 ft asl. .SATURDAY... * Sky/weather.........Mostly sunny. * Max temperature.....55-60. * Min humidity........45-55 percent. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....Northwest winds 5 to 10 mph. Gusts up to 35 mph decreasing to 20 mph in the afternoon. * CWR.................0%. * LAL.................1. * Marine layer........None. * Snow level..........3200 ft asl. .SATURDAY NIGHT... * Sky/weather.........Mostly clear. * Min temperature.....35-40. * Max humidity........70-80 percent except 60-70 percent above 2000 feet. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....Northwest winds 5 to 15 mph with gusts to 25 mph. * CWR.................0%. * LAL.................1. * Snow level..........2700 ft asl. .SUNDAY... * Sky/weather.........Mostly sunny. * Max temperature.....54-62. * Min humidity........40-50 percent. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....Northwest winds 5 to 10 mph with gusts to 15 mph. * CWR.................0%. * LAL.................1. * Snow level..........3400 ft asl. .EXTENDED... .SUNDAY NIGHT...Partly cloudy. West winds 5 to 15 mph. Lows in the 30s to lower 40s. .MONDAY...Mostly cloudy. Chance of rain. Southwest winds 5 to 15 mph. Lows in the 30s to mid 40s. Highs in the 40s to mid 50s. .TUESDAY...Mostly cloudy. Rain likely. Southeast winds 5 to 15 mph. Lows in the 30s to mid 40s. Highs in the mid 40s to lower 50s. .WEDNESDAY...Partly cloudy. Chance of rain. North winds 5 to 15 mph. Lows in the 30s to mid 40s. Highs in the 50s. $$ CAZ006-508-509-529-062200- San Francisco-San Francisco Bay Shoreline- San Francisco Peninsula Coast-Northern Monterey Bay- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Mostly cloudy. Chance of rain showers late in the evening. Rain showers after midnight. * Min temperature....40-45. * Max humidity........80-90 percent. * 20-foot winds.......Southwest winds 5 to 10 mph. * CWR.................80%. * LAL.................1. * Marine layer........None. .SATURDAY... * Sky/weather.........Partly sunny with clouds clearing by the afternoon. * Max temperature.....55-62. * Min humidity........60-70 percent except 50-60 percent from 500 to 1000 feet. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. .SATURDAY NIGHT... * Sky/weather.........Mostly clear. * Min temperature.....40-45. * Max humidity........80-90 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. .SUNDAY... * Sky/weather.........Sunny. * Max temperature.....56-62. * Min humidity........55-65 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. .EXTENDED... .SUNDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. West winds 5 to 15 mph. Lows in the 30s to upper 40s. .MONDAY...Mostly cloudy. Chance of rain. Southwest winds 5 to 15 mph. Lows in the 30s to upper 40s. Highs in the 50s to lower 60s. .TUESDAY...Mostly cloudy. Rain likely. South winds 5 to 15 mph. Lows in the 30s to upper 40s. Highs in the 50s. .WEDNESDAY...Partly cloudy. Chance of rain. North winds 5 to 15 mph. Lows in the 30s to upper 40s. Highs in the 50s to lower 60s. $$ CAZ510-062200- East Bay Interior Valleys- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Mostly cloudy. Slight chance of rain in the evening, then rain showers after midnight. * Min temperature.....40-45. * Max humidity........80-90 percent. * 20-foot winds.......Southwest winds 5 to 10 mph. * CWR.................80%. * LAL.................1. * Marine layer........None. .SATURDAY... * Sky/weather.........Mostly sunny. * Max temperature.....60-65. * Min humidity........40-50 percent. * 20-foot winds.......West winds up to 5 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. .SATURDAY NIGHT... * Sky/weather.........Mostly clear. * Min temperature.....35-45. * Max humidity........70-90 percent. * 20-foot winds.......West winds 5 to 10 mph. * CWR.................0%. * LAL.................1. .SUNDAY... * Sky/weather.........Sunny. * Max temperature.....60-65. * Min humidity........40-50 percent. * 20-foot winds.......West winds up to 5 mph. * CWR.................0%. * LAL.................1. .EXTENDED... .SUNDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. West winds 5 to 15 mph. Lows in the upper 30s to mid 40s. .MONDAY...Mostly cloudy. Chance of rain. Southwest winds 5 to 15 mph. Lows in the upper 30s to mid 40s. Highs in the mid 50s to lower 60s. .TUESDAY...Mostly cloudy. Rain likely. South winds up to 10 mph. Lows in the upper 30s to mid 40s. Highs in the 50s. .WEDNESDAY...Partly cloudy. Slight chance of rain. Northwest winds up to 10 mph. Lows in the upper 30s to mid 40s. Highs in the mid 50s to lower 60s. $$ CAZ513-062200- Santa Clara Valley...including San Jose- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Mostly cloudy. Rain showers after midnight. * Min temperature.....40-45. * Max humidity........90-100 percent. * 20-foot winds.......Southwest winds up to 5 mph. * CWR.................70%. * LAL.................1. * Marine layer........None. .SATURDAY... * Sky/weather.........Partly sunny then becoming sunny. * Max temperature.....55-65. * Min humidity........40-50 percent. * 20-foot winds.......Northwest winds up to 5 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. .SATURDAY NIGHT... * Sky/weather.........Mostly clear. * Min temperature.....35-40. * Max humidity........80-100 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. .SUNDAY... * Sky/weather.........Sunny. Patchy fog early in the morning. Patchy frost early in the morning. * Max temperature.....60-65. * Min humidity........40-50 percent. * 20-foot winds.......Northwest winds up to 5 mph. * CWR.................0%. * LAL.................1. .EXTENDED... .SUNDAY NIGHT...Mostly clear. West winds up to 10 mph. Lows in the mid 30s to lower 40s. .MONDAY...Mostly cloudy. Southwest winds up to 10 mph. Lows in the mid 30s to lower 40s. Highs in the mid 50s to lower 60s. .TUESDAY...Mostly cloudy. Rain likely. South winds up to 10 mph. Lows in the mid 30s to lower 40s. Highs in the mid to upper 50s. .WEDNESDAY...Partly cloudy. Chance of rain. Northwest winds up to 10 mph. Lows in the mid 30s to lower 40s. Highs in the mid 50s to lower 60s. $$ CAZ511-062200- East Bay Hills and Diablo Range- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Partly cloudy then becoming mostly cloudy. Rain after midnight. * Min temperature.....35-45. * Max humidity........80-100 percent. * 20-foot winds....... * Valleys/lwr slopes...Southwest winds 10 to 15 mph. * Ridges/upr slopes....Southwest winds 5 to 10 mph with gusts to around 45 mph. * CWR.................80%. * LAL.................1. * Marine layer........None. * Snow level..........5300 ft asl. .SATURDAY... * Sky/weather.........Mostly sunny. * Max temperature.....55-60. * Min humidity........45-55 percent. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....Northwest winds 5 to 10 mph. Gusts up to 30 mph decreasing to 20 mph in the afternoon. * CWR.................0%. * LAL.................1. * Marine layer........None. * Snow level..........3700 ft asl. .SATURDAY NIGHT... * Sky/weather.........Mostly clear. Areas of frost early in the morning. * Min temperature.....35-40. * Max humidity........70-80 percent. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....West winds 5 to 15 mph with gusts to 25 mph. * CWR.................0%. * LAL.................1. * Snow level..........3200 ft asl. .SUNDAY... * Sky/weather.........Sunny. Areas of frost early in the morning. * Max temperature.....54-62. * Min humidity........40-50 percent. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....West winds 5 to 10 mph with gusts to 15 mph. * CWR.................0%. * LAL.................1. * Snow level..........3000 ft asl. .EXTENDED... .SUNDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. West winds 5 to 15 mph. Lows in the 30s to lower 40s. .MONDAY...Mostly cloudy. Chance of rain. Southwest winds 5 to 15 mph. Lows in the 30s to lower 40s. Highs in the upper 40s to mid 50s. .TUESDAY...Mostly cloudy. Rain likely. South winds 5 to 15 mph. Lows in the 30s to mid 40s. Highs in the upper 40s to mid 50s. .WEDNESDAY...Partly cloudy. Chance of rain. Northwest winds 5 to 15 mph. Lows in the 30s to mid 40s. Highs in the upper 40s to mid 50s. $$ CAZ512-062200- Santa Cruz Mountains- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Mostly cloudy. Slight chance of rain in the evening, then rain showers after midnight. * Min temperature.....35-45. * Max humidity........80-90 percent except 70-80 percent above 2000 feet. * 20-foot winds....... * Valleys/lwr slopes...Southwest winds 5 to 10 mph. * Ridges/upr slopes....Southwest winds 5 to 15 mph with gusts to 20 mph. * CWR.................80%. * LAL.................1. * Marine layer........None. * Snow level..........5200 ft asl. .SATURDAY... * Sky/weather.........Mostly sunny. * Max temperature.....55-60. * Min humidity........50-60 percent. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....North winds 5 to 10 mph with gusts to 15 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. * Snow level..........3500 ft asl. .SATURDAY NIGHT... * Sky/weather.........Partly cloudy then becoming mostly clear. * Min temperature.....35-40. * Max humidity........70-80 percent except 60-70 percent above 2000 feet. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Snow level..........2800 ft asl. .SUNDAY... * Sky/weather.........Sunny. * Max temperature.....55-65. * Min humidity........50-60 percent. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Snow level..........3100 ft asl. .EXTENDED... .SUNDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Northwest winds 5 to 15 mph. Lows in the upper 30s to mid 40s. .MONDAY...Mostly cloudy. Chance of rain. Southwest winds 5 to 15 mph. Lows in the upper 30s to mid 40s. Highs in the 40s to upper 50s. .TUESDAY...Mostly cloudy. Rain likely. South winds 5 to 15 mph. Lows in the upper 30s to mid 40s. Highs in the upper 40s to mid 50s. .WEDNESDAY...Mostly cloudy. Chance of rain. North winds 5 to 15 mph. Lows in the upper 30s to mid 40s. Highs in the 40s to upper 50s. $$ CAZ530-062200- Southern Monterey Bay and Big Sur Coast- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Mostly cloudy. Rain likely after midnight. * Min temperature.....40-45. * Max humidity........90 percent except Big Sur 80 percent. * 20-foot winds.......West winds 5 to 10 mph shifting to the south 5 to 10 mph after midnight. * CWR.................60%. * LAL.................1. * Marine layer........None. .SATURDAY... * Sky/weather.........Partly sunny then becoming sunny. * Max temperature.....55-65. * Min humidity........60 percent except Big Sur 50 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. .SATURDAY NIGHT... * Sky/weather.........Mostly clear. * Min temperature.....35-45. * Max humidity........80 percent except Big Sur 60 percent. * 20-foot winds.......Northwest winds 5 to 10 mph shifting to the east 5 to 10 mph after midnight. * CWR.................0%. * LAL.................1. .SUNDAY... * Sky/weather.........Sunny. Patchy frost early in the morning. * Max temperature.....55-65. * Min humidity........60 percent except Big Sur 40 percent. * 20-foot winds.......Northeast winds up to 5 mph shifting to the northwest 10 to 15 mph in the afternoon. * CWR.................0%. * LAL.................1. .EXTENDED... .SUNDAY NIGHT...Mostly clear. Northwest winds 5 to 15 mph. Lows in the 30s to upper 40s. .MONDAY...Partly cloudy. Southwest winds 5 to 15 mph. Lows in the 30s to upper 40s. Highs in the 50s to lower 60s. .TUESDAY...Mostly cloudy. Rain likely. South winds 5 to 15 mph. Lows in the 30s to upper 40s. Highs in the 50s. .WEDNESDAY...Mostly cloudy. Chance of rain. Northwest winds 5 to 15 mph. Lows in the 30s to upper 40s. Highs in the 50s. $$ CAZ516-528-062200- Southern Salinas Valley...Arroyo Seco...and Lake San Antonio- Northern Salinas Valley...Hollister Valley...and Carmel Valley- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Partly cloudy then becoming mostly cloudy. Rain likely after midnight. * Min temperature.....40-45. * Max humidity........90-100 percent. * 20-foot winds.......West winds 5 to 10 mph shifting to the southeast up to 5 mph after midnight. * CWR.................60%. * LAL.................1. * Marine layer........None. .SATURDAY... * Sky/weather.........Partly sunny then becoming sunny. Patchy fog in the morning. * Max temperature.....60-65. * Min humidity........45-55 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. .SATURDAY NIGHT... * Sky/weather.........Mostly clear. * Min temperature.....35-40. * Max humidity........80-100 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. .SUNDAY... * Sky/weather.........Mostly sunny. Areas of frost early in the morning. * Max temperature.....60-65. * Min humidity........35-45 percent. * 20-foot winds.......Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. .EXTENDED... .SUNDAY NIGHT...Mostly clear. Northwest winds 5 to 15 mph. Lows in the 30s to lower 40s. .MONDAY...Partly cloudy. West winds 5 to 15 mph. Lows in the 30s to lower 40s. Highs in the mid 50s to lower 60s. .TUESDAY...Mostly cloudy. Chance of rain. South winds 5 to 15 mph. Lows in the 30s to mid 40s. Highs in the 50s. .WEDNESDAY...Mostly cloudy. Chance of rain. West winds 5 to 15 mph. Lows in the 30s to mid 40s. Highs in the 50s. $$ CAZ517-062200- Santa Lucia Mountains and Los Padres National Forest- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Partly cloudy then becoming mostly cloudy. Chance of rain after midnight. * Min temperature.....35-45. * Max humidity........80-100 percent. * 20-foot winds....... * Valleys/lwr slopes...Southwest winds 5 to 10 mph. * Ridges/upr slopes....Southwest winds 5 to 10 mph with gusts to around 35 mph. * CWR.................70%. * LAL.................1. * Marine layer........None. * Snow level..........5400 ft asl. .SATURDAY... * Sky/weather.........Partly sunny then becoming sunny. Patchy fog in the morning. * Max temperature.....55-60. * Min humidity........40-50 percent except 50-60 percent above 2000 feet. * 20-foot winds....... * Valleys/lwr slopes...North winds 5 to 10 mph. * Ridges/upr slopes....North winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. * Snow level..........4700 ft asl. .SATURDAY NIGHT... * Sky/weather.........Partly cloudy then becoming mostly clear. * Min temperature.....35-40. * Max humidity........70-80 percent except 60-70 percent above 2000 feet. * 20-foot winds....... * Valleys/lwr slopes...North winds up to 5 mph. * Ridges/upr slopes....Northwest winds 5 to 15 mph with gusts to 25 mph. * CWR.................0%. * LAL.................1. * Snow level..........4200 ft asl. .SUNDAY... * Sky/weather.........Mostly sunny. * Max temperature.....55-60. * Min humidity........35-45 percent. * 20-foot winds....... * Valleys/lwr slopes...North winds 5 to 10 mph. * Ridges/upr slopes....North winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Snow level..........3200 ft asl. .EXTENDED... .SUNDAY NIGHT...Mostly clear. Northwest winds 5 to 15 mph. Lows in the 30s to lower 40s. .MONDAY...Partly cloudy. West winds 5 to 15 mph. Lows in the 30s to lower 40s. Highs in the upper 40s to mid 50s. .TUESDAY...Mostly cloudy. Rain likely. South winds 5 to 15 mph. Lows in the 30s to lower 40s. Highs in the mid 40s to lower 50s. .WEDNESDAY...Mostly cloudy. Chance of rain. West winds 5 to 15 mph. Lows in the 30s to mid 40s. Highs in the 40s to mid 50s. $$ CAZ518-062200- Mountains of San Benito and Interior Monterey County including Pinnacles National Park- 315 PM PST Fri Mar 5 2021 .TONIGHT... * Sky/weather.........Partly cloudy. Chance of rain after midnight. * Min temperature.....35-45. * Max humidity........80-100 percent. * 20-foot winds....... * Valleys/lwr slopes...Southwest winds 5 to 10 mph. * Ridges/upr slopes....West winds 5 to 10 mph shifting to the south with gusts to around 30 mph after midnight. * CWR.................40%. * LAL.................1. * Marine layer........None. * Snow level..........5500 ft asl. .SATURDAY... * Sky/weather.........Mostly sunny. Patchy fog in the morning. * Max temperature.....55-65. * Min humidity........40-50 percent. * 20-foot winds....... * Valleys/lwr slopes...West winds up to 5 mph shifting to the north 5 to 10 mph in the afternoon. * Ridges/upr slopes....Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Marine layer........None. * Snow level..........5200 ft asl. .SATURDAY NIGHT... * Sky/weather.........Partly cloudy then becoming mostly clear. Areas of frost after midnight. * Min temperature.....35-40. * Max humidity........70-90 percent. * 20-foot winds....... * Valleys/lwr slopes...Northwest winds 5 to 10 mph. * Ridges/upr slopes....Northwest winds 5 to 10 mph. * CWR.................0%. * LAL.................1. * Snow level..........4700 ft asl. .SUNDAY... * Sky/weather.........Mostly sunny. Areas of frost early in the morning. * Max temperature.....55-65. * Min humidity........35-45 percent. * 20-foot winds....... * Valleys/lwr slopes...North winds 5 to 10 mph. * Ridges/upr slopes....Northwest winds 5 to 10 mph with gusts to 15 mph. * CWR.................0%. * LAL.................1. * Snow level..........3800 ft asl. .EXTENDED... .SUNDAY NIGHT...Mostly clear. Areas of frost. Northwest winds 5 to 15 mph. Lows in the 30s to lower 40s. .MONDAY...Partly cloudy. Areas of frost. West winds 5 to 15 mph. Lows in the 30s to lower 40s. Highs in the 50s. .TUESDAY...Mostly cloudy. Chance of rain. South winds 5 to 15 mph. Lows in the 30s to lower 40s. Highs in the upper 40s to mid 50s. .WEDNESDAY...Mostly cloudy. Chance of rain. West winds 5 to 15 mph. Lows in the 30s to lower 40s. Highs in the upper 40s to mid 50s. $$ NOAA'S NWS on the web at www.weather.gov/sanfrancisco