000 FNUS56 KSTO 152302 FWFSAC FIRE WEATHER NARRATIVE FORECAST NATIONAL WEATHER SERVICE SACRAMENTO CA 330 PM PDT FRI MAR 15 2002 SACRAMENTO FIRE WEATHER FORECAST 1530 FRI MAR 15 2002 DISCUSSION: A VERY COLD AND UNSETTLED WEATHER PATTERN WILL PERSIST OVER THE WEEKEND WITH THE POTENTIAL FOR HEAVY SNOWFALL AND STRONG WINDS AS UPPER LEVEL LOW PRESSURE SINKS SOUTHWARD OUT OF BRITISH COLUMBIA. SNOW LEVELS ARE FORECAST TO BE UNSEASONABLY LOW... DROPPING AS LOW AS 1000 FEET BY SATURDAY NIGHT. LITTLE CHANGE IN THE PATTERN IS EXPECTED THROUGH THE FIRST HALF OF NEXT WEEK... ALTHOUGH TEMPERATURES ARE EXPECTED TO GRADUALLY MODERATE. ****************************************************************** CAC057-061-091-115 FWFZ 535 536 538 541 TAHOE AND ELDORADO NF/S ...WINTER STORM WARNING FOR SATURDAY AFTERNOON INTO SUNDAY... TONIGHT....WEATHER: PERIODS OF SNOW...ESPECIALLY THIS EVENING. MIN TEMPERATURES AT 5000 FEET: 26-29. 24 HR TREND: LOWER 1-4 DEG. MAX HUMIDITY RECOVERY AT 5000 FEET: GREATER THAN 80%. 24 HR TREND: UP 40-50%. WIND - 20 FT SLOPE/VALLEY: SW TO NW 4-9 MPH. RIDGE: W TO NW 10-20 MPH. LAL: 1 CHANCE OF WETTING RAIN (>.10): 90% SATURDAY...WEATHER: SNOW...POSSIBLY HEAVY AT TIMES DURING THE AFTERNOON. MAX TEMPERATURES AT 5000 FEET: 30-34. 24 HR TREND: LOWER 3-7 DEG. MIN HUMIDITY AT 5000 FEET: 70-80%. 24 HR TREND: UP 30-40%. WIND - 20 FT SLOPE/VALLEY: UPSLOPE 8-15 MPH GUSTS TO 20 MPH. RIDGE: W TO NW 15-30 MPH...FEW GUSTS OVER 40 MPH. LAL: 1 CHANCE OF WETTING RAIN (>.10): NEAR 100% SUNDAY.....WEATHER: PERIODS OF SNOW...HEAVY AT TIMES. MAX TEMPERATURES AT 5000 FEET: 26-31. 24 HR TREND: LOWER 3-6 DEG. MIN HUMIDITY AT 5000 FEET: 70-80%. 24 HR TREND: LITTLE CHANGE. WIND - 20 FT SLOPE/VALLEY: UPSLOPE 8-15 MPH GUSTS TO 20 MPH. RIDGE: W TO NW 20-30 MPH...FEW GUSTS OVER 40 MPH. LAL: 1 CHANCE OF WETTING RAIN (>.10): NEAR 100% ****************************************************************** EXTENDED FORECAST FOR MONDAY THROUGH WEDNESDAY...A CHANCE OF RAIN OR SNOW EACH DAY. A GRADUAL WARMING TREND WITH RISING SNOW LEVELS. NW TO N RIDGE WINDS 20-35 MPH MONDAY...THEN SW TO NW 15-30 MPH TUESDAY AND WEDNESDAY. ****************************************************************** ################################################################## ################################################################## SACRAMENTO FIRE WEATHER FORECAST 1530 FRI MAR 15 2002 DISCUSSION: A VERY COLD AND UNSETTLED WEATHER PATTERN WILL PERSIST OVER THE WEEKEND WITH THE POTENTIAL FOR SNOWFALL IN THE FOOTHILLS OF THE SIERRA. LOCALLY STRONG WINDS WILL ALSO BE POSSIBLE AS UPPER LEVEL LOW PRESSURE SINKS SOUTHWARD OUT OF BRITISH COLUMBIA SATURDAY INTO SUNDAY. SNOW LEVELS ARE FORECAST TO BE UNSEASONABLY LOW...DROPPING AS LOW AS 1000 FEET BY SATURDAY NIGHT. LITTLE CHANGE IN THE PATTERN IS EXPECTED THROUGH THE FIRST HALF OF NEXT WEEK...ALTHOUGH TEMPERATURES ARE EXPECTED TO GRADUALLY MODERATE. **************************************************************** CAC005-017-057-061-115 FWFZ 552-554 NEVADA-YUBA-PLACER AND AMADOR-EL DORADO RU/S ...WINTER STORM WATCH SATURDAY AFTERNOON INTO SUNDAY... TONIGHT....WEATHER: SHOWERS AND ISOLATED EVENING THUNDERSTORMS. SNOW LEVEL 2000 TO 3000 FEET. MIN TEMPERATURES AT 2000 FEET: 27-31. 24 HR TREND: LITTLE CHANGE. MAX HUMIDITY RECOVERY AT 2000 FEET: GREATER THAN 80%. 24 HR TREND: UP 20-30%. WIND - 20 FT SLOPE/VALLEY: S TO W 3-8 MPH. RIDGE: W TO NW 10-20 MPH. CHANCE OF WETTING RAIN (>.10): 80% LAL: 1 SATURDAY...WEATHER: RAIN AND SNOW SHOWERS WITH A CHANCE OF THUNDERSTORMS. SNOW LEVEL LOWERING TO 1500 TO 2500 FEET. MAX TEMPERATURES AT 2000 FEET: 37-42. 24 HR TREND: LOWER 5-10 DEG. MIN HUMIDITY AT 2000 FEET: NEAR 80%. 24 HR TREND: UP 30-40%. WIND - 20 FT: SLOPE/VALLEY: UPSLOPE 6-12 MPH GUSTS TO 20 MPH. RIDGE: W TO NW 15-25 MPH...FEW GUSTS TO 35 MPH. LAL: 2 CHANCE OF WETTING RAIN (>.10): 90% SUNDAY.....WEATHER: SHOWERS CONTINUING WITH A CHANCE OF THUNDERSTORMS. SNOW LEVEL 1000 TO 2000 FEET. MAX TEMPERATURES AT 2000 FEET: 35-40. 24 HR TREND: LOWER 2 DEG. MIN HUMIDITY AT 2000 FEET: 70-80%. 24 HR TREND: LOWER SLIGHTLY. WIND - 20 FT: SLOPE/VALLEY: UPSLOPE 6-12 MPH GUSTS TO 20 MPH. RIDGE: W TO NW 15-25 MPH...FEW GUSTS TO 35 MPH. LAL: 2 CHANCE OF WETTING RAIN (>.10): 90% ***************************************************************** CAC011-013-061-067-077-095-101-113-115 FWFZ 563 AND 564 SOUTHERN SACRAMENTO VALLEY AND DELTA TONIGHT....WEATHER: MOSTLY CLOUDY WITH SCATTERED SHOWERS AND EVENING THUNDERSTORMS. MIN TEMPERATURES: 38-42. 24HR TREND: UP 2-7 DEG. MAX HUMIDITY RECOVERY: GREATER THAN 80%. 24HR TREND: LITTLE CHANGE. 20 FT VALLEY WINDS: S TO SW 5-15 MPH. LAL: 2 CHANCE OF WETTING RAIN (>.10): 30% SATURDAY...WEATHER: SHOWERS LIKELY WITH ISOLATED THUNDERSTORMS. MAX TEMPERATURES: 53-56. 24 HR TREND: LITTLE CHANGE. MIN HUMIDITY: 50-60%. 24 HR TREND: UP 20-30%. 20 FT VALLEY WINDS: S TO SW 15-25 MPH. LAL: 2 CHANCE OF WETTING RAIN (>.10): 70% SUNDAY.....WEATHER: SHOWERS AND ISOLATED THUNDERSTORMS. RAIN MAY MIX WITH SNOW IN THE MORNING. MAX TEMPERATURES: 50-53. 24 HR TREND: LOWER 3 DEG. MIN HUMIDITY: 50-60%. 24 HR TREND: LITTLE CHANGE. 20 FT VALLEY WINDS: S TO SW WIND 15-25 MPH BECOMING NW IN THE AFTERNOON. LAL: 2 CHANCE OF WETTING RAIN (>.10): 80% ***************************************************************** EXTENDED FORECAST FOR MONDAY THROUGH WEDNESDAY...A SLIGHT CHANCE OF SHOWERS EACH DAY. A GRADUAL WARMING TREND. WIND N 5-15 MPH MONDAY...BECOMING S TO SW 5-15 MPH TUESDAY AND WEDNESDAY. ***************************************************************** ################################################################## ################################################################## SACRAMENTO FIRE WEATHER FORECAST 1530 FRI MAR 15 2002 DISCUSSION: A VERY COLD AND UNSETTLED WEATHER PATTERN WILL PERSIST OVER THE WEEKEND WITH THE POTENTIAL FOR SNOWFALL IN THE COASTAL HILLS. LOCALLY STRONG WINDS WILL ALSO BE POSSIBLE AS UPPER LEVEL LOW PRESSURE SINKS SOUTHWARD OUT OF BRITISH COLUMBIA SATURDAY INTO SUNDAY. SNOW LEVELS ARE FORECAST TO BE UNSEASONABLY LOW...DROPPING AS LOW AS 2000 FEET BY SUNDAY. LITTLE CHANGE IN THE PATTERN IS EXPECTED THROUGH THE FIRST HALF OF NEXT WEEK...ALTHOUGH TEMPERATURES ARE EXPECTED TO GRADUALLY MODERATE. ****************************************************************** CAC001-013-077-081-087-099 FWFZ 546-550 SAN MATEO-SANTA CRUZ...SANTA CLARA RU/S INCLUDING EAST BAY HILLS TONIGHT....WEATHER: MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. AN ISOLATED EARLY EVENING THUNDERSTORM POSSIBLE. SNOW LEVEL NEAR 3000 FEET. MIN TEMPERATURES AT 1500 FEET: 37-40. 24 HR TREND: UP 1-4 DEG. MAX HUMIDITY RECOVERY AT 1500 FEET: GREATER THAN 80%. 24 HR TREND: LITTLE CHANGE. WIND - 20 FT SLOPE/VALLEY: SW TO NW 5-15 MPH. RIDGE: NW 15-25 MPH. LAL: 2 CHANCE OF WETTING RAIN (>.10): 40% SATURDAY...WEATHER: MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. SNOW LEVEL NEAR 2500 FEET. MAX TEMPERATURES AT 1500 FEET: 44-48. 24 HR TREND: LOWER 5-9 DEG. MIN HUMIDITY AT 1500 FEET: 70-80%. 24 HR TREND: UP 20-30%. WIND - 20 FT SLOPE/VALLEY: W TO N 10-20 MPH. RIDGE: NW 20-30 MPH. LAL: 1 CHANCE OF WETTING RAIN (>.10): 40% SUNDAY.....WEATHER: COLD AND BLUSTERY WITH SHOWERS LIKELY. SNOW LEVEL LOWERING TO AROUND 2000 FEET. MAX TEMPERATURES AT 1500 FEET: 36-41. 24 HR TREND: LOWER 3-8 DEG. MIN HUMIDITY AT 1500 FEET: 70-80%. 24 HR TREND: LITTLE CHANGE. WIND - 20 FT SLOPE/VALLEY: W TO N 15-25 MPH. RIDGE: NW 20-35 MPH. LAL: 1 CHANCE OF WETTING RAIN (>.10): 60% ****************************************************************** CAC011-033-041-055-075-095-097-113- ZONES 558 559 561 562 566 LAKE-NAPA-SONOMA RU/S...MARIN COUNTY...COASTAL AREA SOUTH OF GUALALA...AND WEST SIDE LWR SAC VLY TONIGHT....WEATHER: MOSTLY CLOUDY WITH SCATTERED SHOWERS. AN ISOLATED EARLY EVENING THUNDERSTORM POSSIBLE. SNOW LEVEL AROUND 2500 FEET. MIN TEMPERATURES AT 2000 FEET: 34-38. 24 HR TREND: UP 2-6 DEG. MAX HUMIDITY RECOVERY AT 2000 FEET: 80% OR GREATER. 24 HR TREND: LITTLE CHANGE. WIND 20 FT SLOPE/VALLEY: SW TO NW 5-15 MPH. RIDGE: NW 15-25 MPH. LAL: 2 CHANCE OF WETTING RAIN (>.10): 40% SATURDAY...WEATHER: MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. SNOW LEVEL NEAR 2500 FEET. MAX TEMPERATURES AT 2000 FEET: 36-41. 24 HR TREND: LOWER 10-15 DEG. MIN HUMIDITY AT 2000 FEET: 70-80%. 24 HR TREND: UP 40-50%. WIND 20 FT SLOPE/VALLEY: W TO N 10-20 MPH. RIDGE: NW 20-30 MPH. LAL: 1 CHANCE OF WETTING RAIN (>.10): 40% SUNDAY.....WEATHER: COLD AND BLUSTERY WITH SHOWERS LIKELY. A SLIGHT CHANCE OF AN AFTERNOON THUNDERSTORM. SNOW LEVEL NEAR 2000 FEET. MAX TEMPERATURES AT 2000 FEET: 31-34. 24 HR TREND: LOWER 2-5 DEG. MIN HUMIDITY AT 2000 FEET: 70-80%. 24 HR TREND: LITTLE CHANGE. WIND 20 FT SLOPE/VALLEY: W TO N 15-25 MPH. RIDGE: NW 20-35 MPH. LAL: 2 CHANCE OF WETTING RAIN (>.10): 70% ****************************************************************** EXTENDED FORECAST FOR MONDAY THROUGH WEDNESDAY...PARTLY CLOUDY MONDAY. A CHANCE OF SHOWERS TUESDAY AND WEDNESDAY. A GRADUAL WARMING TREND. NW TO NE RIDGE WIND 15-25 MPH MONDAY...BECOMING SW TO NW 10-20 MPH TUESDAY AND WEDNESDAY. ****************************************************************** END/JJ