...NORTH WINDS AND DRY CONDITIONS TODAY FOR THE SACRAMENTO VALLEY... ...POOR RH RECOVERIES IN LAKE COUNTY TONIGHT AND EARLY THURSDAY... .NORTHERLY WINDS COMBINED WITH EXTREMELY DRY CONDITIONS AND UNSEASONABLY WARM TEMPERATURES ARE BRINGING INCREASED FIRE DANGER TO THE SACRAMENTO VALLEY...PARTICULARLY WEST OF INTERSTATE 5. WINDS WILL BECOME LIGHTER BY EARLY EVENING WITH DIMINISHING FIRE CONCERNS THERE. HOWEVER...VERY POOR RELATIVE HUMIDITY RECOVERIES BELOW 30 PERCENT AND DOWN TO THE TEENS IN SOUTHERN LAKE COUNTY COUPLED WITH NORTHERLY WINDS WILL BRING CRITICAL FIRE CONDITIONS TO THAT AREA. CAZ264-181200- /O.EXB.KSTO.FW.W.0010.121018T0100Z-121018T1500Z/ LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT- 1002 AM PDT WED OCT 17 2012 ...RED FLAG WARNING IN EFFECT FROM 6 PM THIS EVENING TO 8 AM PDT THURSDAY FOR WIND AND POOR RELATIVE HUMIDITY RECOVERIES FOR FIRE WEATHER ZONE 264... THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 8 AM PDT THURSDAY. * AFFECTED AREA...FIRE WEATHER ZONE 264 LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT. * WINDS...NORTHEAST 6 TO 12 MPH WITH GUSTS TO 27 MPH OVERNIGHT. * RELATIVE HUMIDITY RECOVERY...IN THE TEENS TO AROUND 30. * IMPACTS...GUSTY WINDS AND LOW HUMIDITIES COMBINED WITH FUEL CONDITIONS AT CRITICAL LEVELS WILL LEAD TO ENHANCED FIRE DANGER...ESPECIALLY FOR FINE FUELS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SACRAMENTO CA 1002 AM PDT WED OCT 17 2012 ...NORTH WINDS AND DRY CONDITIONS TODAY FOR THE SACRAMENTO VALLEY... ...POOR RH RECOVERIES IN LAKE COUNTY TONIGHT AND EARLY THURSDAY... .NORTHERLY WINDS COMBINED WITH EXTREMELY DRY CONDITIONS AND UNSEASONABLY WARM TEMPERATURES ARE BRINGING INCREASED FIRE DANGER TO THE SACRAMENTO VALLEY...PARTICULARLY WEST OF INTERSTATE 5. WINDS WILL BECOME LIGHTER BY EARLY EVENING WITH DIMINISHING FIRE CONCERNS THERE. HOWEVER...VERY POOR RELATIVE HUMIDITY RECOVERIES BELOW 30 PERCENT AND DOWN TO THE TEENS IN SOUTHERN LAKE COUNTY COUPLED WITH NORTHERLY WINDS WILL BRING CRITICAL FIRE CONDITIONS TO THAT AREA. CAZ215>218-180200- /O.CON.KSTO.FW.W.0010.000000T0000Z-121018T0200Z/ NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW 1000 FT- CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN SUTTER, AND BUTTE COUNTY BELOW 1000 FT- SOUTHERN SACRAMENTO VALLEY IN YOLO- SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY BELOW 1000 FT-CARQUINEZ STRAIT AND DELTA- 1002 AM PDT WED OCT 17 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 215... 216...217 AND 218 BELOW 1000 FEET... * AFFECTED AREA...FIRE WEATHER ZONE 215 NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW 1000 FT BELOW 1000 FEET...FIRE WEATHER ZONE 216 CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN SUTTER, AND BUTTE COUNTY BELOW 1000 FT BELOW 1000 FEET...FIRE WEATHER ZONE 217 SOUTHERN SACRAMENTO VALLEY IN YOLO-SACRAMENTO FAR WESTERN PLACER, SOUTHERN SUTTER AND SOLANO COUNTY BELOW 1000 FT BELOW 1000 FEET AND FIRE WEATHER ZONE 218 CARQUINEZ STRAIT AND DELTA BELOW 1000 FEET. * WINDS...NORTH 12 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 5 TO 10 PERCENT. * IMPACTS...GUSTY WINDS AND LOW HUMIDITIES COMBINED WITH FUEL CONDITIONS AT CRITICAL LEVELS WILL LEAD TO ENHANCED FIRE DANGER...ESPECIALLY FOR FINE FUELS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA 1035 AM PDT WED OCT 17 2012 ...BREEZY OFFSHORE WINDS AND POOR HUMIDITY RECOVERIES OVER THE NORTH BAY MOUNTAINS AND EAST BAY HILLS WEDNESDAY NIGHT... .HIGH PRESSURE OVER THE GREAT BASIN AND LOW PRESSURE ALONG THE CENTRAL COAST WILL RESULT IN OFFSHORE FLOW. NORTHERLY WINDS WILL BE STRONGEST OVER THE NORTH BAY MOUNTAINS AND EAST BAY HILLS WEDNESDAY NIGHT AND THURSDAY MORNING. IN ADDITION...THE OFFSHORE FLOW WILL ALLOW FOR POOR HUMIDITY RECOVERIES ABOVE 1000 FEET FRIDAY NIGHT. CAZ507-511-180545- /O.NEW.KMTR.FW.W.0005.121018T0100Z-121018T1500Z/ NORTH BAY MOUNTAINS-EAST BAY HILLS AND DIABLO RANGE- 1035 AM PDT WED OCT 17 2012 ...RED FLAG WARNING IN EFFECT FROM 6 PM THIS EVENING TO 8 AM PDT THURSDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FOR THE NORTH BAY MOUNTAINS AND EAST BAY HILLS... THE NATIONAL WEATHER SERVICE THE SAN FRANCISCO BAY AREA HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO 8 AM PDT THURSDAY. * AFFECTED AREA: FIRE ZONE 507 NORTH BAY MOUNTAINS...FIRE ZONE 511 EAST BAY HILLS AND DIABLO RANGE. * TIMING: BREEZY CONDITIONS AND LOW RELATIVE HUMIDITIES WILL BE POSSIBLE WEDNESDAY EVENING THROUGH EARLY THURSDAY MORNING. * WIND:NORTH TO NORTHEAST WINDS FROM 8 TO 15 MPH WITH GUSTS UP TO 20 MPH OVER THE RIDGES AND PEAKS. * HUMIDITY:POOR HUMIDITY RECOVERIES WEDNESDAY NIGHT WITH RELATIVE HUMIDITY VALUES REMAINING BELOW 30 PERCENT. * IMPACTS: THE COMBINATION OF POOR RELATIVE HUMIDITIES TONIGHT AND BREEZY OFFSHORE WINDS HAS THE POTENTIAL TO CREATE CRITICAL FIRE WEATHER CONDITIONS...ESPECIALLY AT ELEVATIONS ABOVE 1000 FEET. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/SANFRANCISCO--
Source: http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=sto&wwa=red%20flag%20warning
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