786 FPUS56 KMTR 180501 ZFPMTR San Francisco Bay Area/Central California Zone Forecast National Weather Service San Francisco Bay Area 900 PM PST Thu Dec 17 2020 This is an automatically generated product that provides average values for large geographic areas. For a more site specific forecast...please visit weather.gov/sanfrancisco (1) Select a location from the drop down menu above the map... -- or -- (2) Click a location on the map. You can refine your selection by clicking on the map displayed on the resulting page. CAZ505-182000- Coastal North Bay...Including Point Reyes National Seashore- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows in the lower 40s. North winds 5 to 10 mph. .FRIDAY...Sunny. Highs in the upper 50s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Partly cloudy. Lows in the lower 40s. North winds 5 to 10 mph. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs in the upper 50s. Northeast winds around 5 mph...becoming northwest in the afternoon. .SATURDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s. Light winds. .SUNDAY...Partly cloudy in the morning then becoming sunny. Highs in the upper 50s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the lower 40s. Highs in the upper 50s. .MONDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower 40s. .TUESDAY THROUGH THURSDAY...Partly cloudy. Highs in the upper 50s. Lows in the lower 40s. && TEMPERATURE / PRECIPITATION Point Reyes 40 58 40 58 / 0 0 0 0 $$ CAZ506-182000- North Bay Interior Valleys- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Areas of frost after midnight. Lows in the lower 30s to mid 40s. Northwest winds 10 to 15 mph. .FRIDAY...Sunny. Areas of frost in the morning. Highs in the 50s to mid 60s. Northwest winds 5 to 10 mph...becoming west in the afternoon. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Patchy fog and frost after midnight. Lows in the upper 20s to lower 40s. West winds 10 to 15 mph...becoming north 5 to 10 mph after midnight. .SATURDAY...Partly cloudy in the morning then becoming sunny. Areas of frost and patchy fog in the morning. Highs in the 50s to mid 60s. Northwest winds 5 to 10 mph...becoming southwest in the afternoon. .SATURDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Patchy fog. Patchy frost after midnight. Lows in the lower 30s to mid 40s. North winds 5 to 10 mph. .SUNDAY...Partly cloudy in the morning then becoming sunny. Patchy fog. Highs in the 50s to mid 60s. .SUNDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Patchy fog. Lows in the lower 30s to mid 40s. .MONDAY THROUGH TUESDAY...Partly cloudy. Highs in the 50s to mid 60s. Lows in the lower 30s to mid 40s. .TUESDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower 30s to mid 40s. .WEDNESDAY...Partly cloudy in the morning then becoming sunny. Highs in the 50s to mid 60s. .WEDNESDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Areas of frost. Lows in the upper 20s to lower 40s. .THURSDAY...Partly cloudy in the morning then becoming sunny. Highs in the 50s to mid 60s. && TEMPERATURE / PRECIPITATION Santa Rosa 32 64 30 64 / 0 0 0 0 San Rafael 38 63 40 62 / 0 0 0 0 Napa 36 61 36 59 / 0 0 0 0 $$ CAZ507-182000- North Bay Mountains- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows in the lower 40s. North winds 10 to 20 mph. .FRIDAY...Sunny. Highs in the 50s to lower 60s. North winds 10 to 20 mph...becoming northwest 5 to 10 mph in the afternoon. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northwest winds 5 to 10 mph...becoming northeast after midnight. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs in the lower 50s to mid 60s. Northeast winds around 5 mph... becoming northwest in the afternoon. .SATURDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s. North winds around 5 mph in the evening...becoming light. .SUNDAY...Partly cloudy in the morning then becoming sunny. Highs in the lower 50s to mid 60s. .SUNDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. .MONDAY THROUGH TUESDAY...Partly cloudy. Highs in the 50s to lower 60s. Lows in the 40s. .TUESDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s. .WEDNESDAY...Partly cloudy in the morning then becoming sunny. Highs in the 50s to lower 60s. .WEDNESDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s. .THURSDAY...Partly cloudy in the morning then becoming sunny. Highs in the upper 40s to lower 60s. && TEMPERATURE / PRECIPITATION Lake Berryessa 44 58 40 57 / 0 0 0 0 $$ CAZ006-182000- San Francisco- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Clear. Lows in the mid 40s. Northwest winds 5 to 15 mph. .FRIDAY...Sunny. Highs in the mid 50s to lower 60s. North winds 10 to 15 mph...becoming west 5 to 10 mph in the afternoon. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the 40s. Northwest winds 5 to 10 mph. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs in the mid 50s to lower 60s. North winds 5 to 15 mph. .SATURDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the mid 40s. Southwest winds around 5 mph...becoming north after midnight. .SUNDAY...Partly cloudy in the morning then becoming sunny. Highs in the mid 50s to lower 60s. .SUNDAY NIGHT THROUGH THURSDAY...Partly cloudy. Lows in the 40s. Highs in the mid 50s to lower 60s. && TEMPERATURE / PRECIPITATION San Francisco 45 60 43 59 / 0 0 0 0 Ocean Beach 46 58 43 58 / 0 0 0 0 $$ CAZ509-182000- San Francisco Peninsula Coast- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows in the upper 30s to mid 40s. North winds 10 to 20 mph. .FRIDAY...Sunny. Highs in the upper 50s. North winds 5 to 15 mph. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. North winds 5 to 10 mph. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs around 60. North winds 5 to 15 mph. .SATURDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. Northeast winds 5 to 15 mph. .SUNDAY...Partly cloudy in the morning then becoming sunny. Highs in the lower 60s. .SUNDAY NIGHT AND MONDAY...Partly cloudy. Lows in the mid 40s. Highs around 60. .MONDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s. .TUESDAY THROUGH THURSDAY...Partly cloudy. Highs in the upper 50s. Lows in the upper 30s to mid 40s. $$ CAZ508-182000- San Francisco Bay Shoreline- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows in the upper 30s to mid 40s. Northwest winds 5 to 10 mph. .FRIDAY...Sunny. Highs around 60. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows near 40. West winds up to 5 mph. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs in the lower 60s. North winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows near 40. Northwest winds 5 to 10 mph. .SUNDAY...Sunny. Highs in the lower 60s. .SUNDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows near 40. .MONDAY THROUGH THURSDAY...Partly cloudy. Highs in the lower 60s. Lows in the upper 30s to mid 40s. && TEMPERATURE / PRECIPITATION SFO Airport 44 60 42 60 / 0 0 0 0 Oakland 42 61 40 60 / 0 0 0 0 Fremont 38 58 38 59 / 0 0 0 0 Redwood City 38 61 40 61 / 0 0 0 0 Mountain View 39 59 37 59 / 0 0 0 0 $$ CAZ510-182000- East Bay Interior Valleys- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows in the upper 30s. West winds 5 to 10 mph. .FRIDAY...Sunny. Highs in the upper 50s. Northeast winds around 5 mph. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Areas of frost after midnight. Lows in the mid 30s. Northeast winds up to 5 mph. .SATURDAY...Partly cloudy in the morning then becoming sunny. Areas of frost in the morning. Highs in the upper 50s. North winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows in the upper 30s. Light winds. .SUNDAY...Partly cloudy in the morning then becoming sunny. Highs around 60. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s. .MONDAY THROUGH WEDNESDAY...Partly cloudy. Highs around 60. Lows in the upper 30s. .WEDNESDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Patchy frost. Lows in the mid 30s. .THURSDAY...Partly cloudy in the morning then becoming sunny. Areas of frost. Highs in the upper 50s. && TEMPERATURE / PRECIPITATION Concord 37 61 35 60 / 0 0 0 0 Livermore 36 59 35 60 / 0 0 0 0 $$ CAZ513-182000- Santa Clara Valley...including San Jose- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows in the mid 30s to lower 40s. Northwest winds around 5 mph. .FRIDAY...Sunny. Patchy fog and frost in the morning. Highs in the lower 60s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly clear. Areas of frost after midnight. Lows in the upper 30s. Northwest winds around 5 mph in the evening... becoming light. .SATURDAY...Partly cloudy in the morning then becoming sunny. Areas of frost in the morning. Highs in the lower 60s. Northwest winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows in the upper 30s. Northwest winds around 5 mph in the evening...becoming light. .SUNDAY...Sunny. Highs in the mid 60s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MONDAY THROUGH WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 60s. Lows in the upper 30s. .THURSDAY...Partly cloudy in the morning then becoming sunny. Highs in the lower 60s. && TEMPERATURE / PRECIPITATION San Jose 43 60 38 61 / 0 0 0 0 Morgan Hill 34 61 35 64 / 0 0 0 0 $$ CAZ529-182000- Northern Monterey Bay- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear except patchy fog. Lows in the upper 30s. Light winds. .FRIDAY...Sunny. Patchy fog in the morning. Highs in the upper 50s. Light winds...becoming southwest up to 5 mph in the afternoon. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Patchy frost after midnight. Lows in the upper 30s. Light winds. .SATURDAY...Sunny. Patchy frost in the morning. Highs in the lower 60s. Light winds...becoming west around 5 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Lows in the upper 30s. Light winds. .SUNDAY...Sunny. Highs in the mid 60s. .SUNDAY NIGHT...Mostly clear. Lows in the upper 30s. .MONDAY THROUGH WEDNESDAY NIGHT...Partly cloudy. Highs in the lower 60s. Lows in the upper 30s. .THURSDAY...Partly cloudy in the morning then becoming sunny. Patchy frost. Highs in the lower 60s. && TEMPERATURE / PRECIPITATION Santa Cruz 37 59 38 62 / 0 0 0 0 $$ CAZ512-182000- Santa Cruz Mountains- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows in the upper 30s to mid 40s. North winds 10 to 20 mph. .FRIDAY...Sunny. Highs in the 50s to lower 60s. North winds 10 to 20 mph. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower 40s. North winds 5 to 15 mph. .SATURDAY...Sunny. Highs in the mid 50s to lower 60s. North winds 5 to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows in the mid 40s. Northeast winds 5 to 10 mph. .SUNDAY...Sunny. Highs in the 50s to mid 60s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 40s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the upper 50s to mid 60s. Lows in the mid 40s. .TUESDAY THROUGH WEDNESDAY NIGHT...Partly cloudy. Highs in the 50s to lower 60s. Lows in the lower 40s. .THURSDAY...Partly cloudy in the morning then becoming sunny. Highs in the mid 50s to lower 60s. $$ CAZ511-182000- East Bay Hills and Diablo Range- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows in the 30s to lower 40s. North winds 10 to 20 mph. .FRIDAY...Sunny. Highs in the upper 40s to mid 50s. North winds 10 to 15 mph. .FRIDAY NIGHT...Mostly clear. Lows in the 30s to lower 40s. Northwest winds 10 to 20 mph...becoming north 5 to 10 mph after midnight. .SATURDAY...Sunny. Highs in the mid 50s. North winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows in the mid 30s to lower 40s. North winds 5 to 10 mph. .SUNDAY...Sunny. Highs in the mid 50s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .MONDAY THROUGH THURSDAY...Partly cloudy. Highs in the 40s to upper 50s. Lows in the lower 30s to mid 40s. $$ CAZ530-182000- Southern Monterey Bay and Big Sur Coast- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows around 40. Northeast winds 5 to 10 mph. .FRIDAY...Sunny. Highs in the lower 60s. Northwest winds 5 to 10 mph. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows in the lower to mid 40s. West winds around 5 mph in the evening...becoming light. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs in the mid 60s. North winds around 5 mph. .SATURDAY NIGHT...Mostly clear. Lows in the 40s. East winds around 5 mph in the evening...becoming light. .SUNDAY...Sunny. Highs in the mid 60s. .SUNDAY NIGHT...Mostly clear. Lows in the 40s. .MONDAY THROUGH THURSDAY...Partly cloudy. Highs in the 60s. Lows in the 40s. && TEMPERATURE / PRECIPITATION Monterey 40 61 40 63 / 0 0 0 0 Big Sur 42 60 46 65 / 0 0 0 0 $$ CAZ528-182000- Northern Salinas Valley...Hollister Valley...and Carmel Valley- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear except patchy fog after midnight. Lows in the mid 30s. West winds around 5 mph...becoming east after midnight. .FRIDAY...Sunny. Patchy fog and frost in the morning. Highs near 60. East winds around 5 mph...becoming northwest in the afternoon. .FRIDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Areas of frost after midnight. Lows in the 30s to lower 40s. West winds around 5 mph...becoming south after midnight. .SATURDAY...Partly cloudy in the morning then becoming sunny. Areas of frost in the morning. Highs in the 60s. Northwest winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear. Areas of frost after midnight. Lows in the mid 30s to lower 40s. East winds around 5 mph in the evening...becoming light. .SUNDAY...Sunny. Highs in the 60s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the mid 60s to lower 70s. Lows near 40. .TUESDAY THROUGH THURSDAY...Partly cloudy. Highs in the 50s to upper 60s. Lows in the mid 30s to lower 40s. && TEMPERATURE / PRECIPITATION Salinas 36 61 36 63 / 0 0 0 0 Carmel Valley 35 63 41 68 / 0 0 0 0 Hollister 34 58 33 62 / 0 0 0 0 $$ CAZ516-182000- Southern Salinas Valley...Arroyo Seco...and Lake San Antonio- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear late in the evening then becoming partly cloudy. Areas of frost and patchy fog after midnight. Lows in the lower 30s. Northwest winds around 5 mph late in the evening...becoming light. .FRIDAY...Partly cloudy in the morning then becoming sunny. Areas of frost and patchy fog in the morning. Highs in the lower 60s. East winds around 5 mph...becoming north in the afternoon. .FRIDAY NIGHT...Clear except for frost in the evening, then widespread frost after midnight. Lows in the upper 20s. North winds 5 to 10 mph...becoming southeast after midnight. .SATURDAY...Partly cloudy in the morning then becoming sunny. Widespread frost and patchy fog in the morning. Highs in the mid 60s. Light winds...becoming north 5 to 10 mph in the afternoon. .SATURDAY NIGHT...Mostly clear. Widespread frost and patchy fog after midnight. Lows in the lower 30s. Southwest winds 5 to 10 mph...becoming southeast after midnight. .SUNDAY...Sunny. Widespread frost. Highs in the upper 60s. .SUNDAY NIGHT...Mostly clear. Widespread frost. Lows in the lower 30s. .MONDAY...Partly cloudy in the morning then becoming sunny. Widespread frost. Highs in the upper 60s. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Areas of frost. Lows in the mid 30s. Highs in the mid 60s. .TUESDAY NIGHT THROUGH THURSDAY...Partly cloudy. Widespread frost. Lows in the lower 30s. Highs in the mid 60s. && TEMPERATURE / PRECIPITATION King City 32 62 30 66 / 0 0 0 0 $$ CAZ517-182000- Santa Lucia Mountains and Los Padres National Forest- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Lows in the 30s. North winds 10 to 20 mph. .FRIDAY...Sunny. Highs in the upper 40s to lower 60s. North winds 10 to 20 mph. .FRIDAY NIGHT...Mostly clear. Lows in the lower 30s to mid 40s. North winds 10 to 20 mph. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs in the 50s to 60s. North winds 5 to 15 mph. .SATURDAY NIGHT...Mostly clear. Lows in the lower 30s to mid 40s. North winds around 5 mph. .SUNDAY...Sunny. Highs in the mid 50s to upper 60s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s to upper 40s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the mid 50s to upper 60s. Lows in the mid 30s to upper 40s. .TUESDAY THROUGH THURSDAY...Partly cloudy. Highs in the lower 50s to mid 60s. Lows in the lower 30s to mid 40s. $$ CAZ518-182000- Mountains of San Benito and Interior Monterey County including Pinnacles National Park- 900 PM PST Thu Dec 17 2020 .REST OF TONIGHT...Mostly clear. Areas of frost. Lows in the lower to mid 30s. North winds 10 to 20 mph. .FRIDAY...Sunny. Widespread frost in the morning. Highs in the mid 40s to lower 60s. North winds 10 to 20 mph. .FRIDAY NIGHT...Mostly clear. Widespread frost after midnight. Lows in the 30s to lower 40s. Northeast winds 10 to 20 mph. .SATURDAY...Partly cloudy in the morning then becoming sunny. Highs in the lower 50s to mid 60s. North winds 5 to 10 mph. .SATURDAY NIGHT...Mostly clear. Lows in the 30s to lower 40s. Northeast winds 5 to 15 mph. .SUNDAY...Sunny. Highs in the 50s to 60s. .SUNDAY NIGHT...Mostly clear. Lows in the mid 30s to lower 40s. .MONDAY AND MONDAY NIGHT...Partly cloudy. Highs in the mid 50s to lower 70s. Lows in the mid 30s to lower 40s. .TUESDAY THROUGH THURSDAY...Partly cloudy. Highs in the upper 40s to mid 60s. Lows in the 30s to lower 40s. && TEMPERATURE / PRECIPITATION Pinnacles NP 33 61 34 66 / 0 0 0 0 $$ Visit us at www.weather.gov/sanfrancisco Follow us on Facebook and Twitter at: www.facebook.com/nwsbayarea www.twitter.com/nwsbayarea