Alert archive / California / Red Flag Warnings in 2015
Red Flag Warning 2, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at Apr 3, 2015, 2:14 PM PDT for Inyo County, Tulare County, California. It took effect at Apr 4, 2015, 4:00 PM PDT. It was in force for 32 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 3, 2015, 2:14 PM PDT (21:14 UTC)
- In effect from
- Apr 4, 2015, 4:00 PM PDT
- Expired
- Apr 6, 2015, 12:00 AM PDT
- In force
- 32 hr
- Issued by
- NWS Las Vegas, NV
Counties Inyo County, CA, Tulare County, CA
The radar
The San Joaquin Valley radar (KHNX), 137 km from the middle of the area, began a volume at 21:17 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Las Vegas, NV (KVEF), launched 12:00Z, 9.2 hours before the alert went out and 230 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3545 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- -81 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
242 WWUS85 KVEF 032114 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 214 PM PDT FRI APR 3 2015 .GUSTY AND DRY CONDITIONS WILL CREATE CONDITIONS FAVORABLE FOR RAPID FIRE GROWTH ACROSS THE SIERRA AND OWENS VALLEY LATE SATURDAY THROUGH SUNDAY. CAZ226-041100- /O.NEW.KVEF.FW.W.0002.150404T2300Z-150406T0300Z/ OWENS VALLEY/SOUTHERN INYO FOREST- 214 PM PDT FRI APR 3 2015 ...RED FLAG WARNING IN EFFECT FROM 4 PM SATURDAY TO 8 PM PDT SUNDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 226... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG WARNING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 4 PM SATURDAY TO 8 PM PDT SUNDAY. * AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226 OWENS VALLEY/SOUTHERN INYO FOREST. * TIMING...CRITICAL WIND AND DRY CONDITIONS WILL DEVELOP LATE SATURDAY AFTERNOON. THERE MAY BE A LULL IN WINDS SUNDAY MORNING BUT THEY WILL INCREASE AGAIN SUNDAY AFTERNOON. * WIND...WEST TO SOUTHWEST WINDS GUSTING 40 TO 50 MPH ARE POSSIBLE IN THE SIERRA...WITH GUSTS 25 TO 40 MPH IN THE OWENS VALLEY. * HUMIDITY...8 TO 12 PERCENT SATURDAY AFTERNOON AND EVENING ALONG THE EASTERN SLOPES OF THE SIERRA. RECOVERY UP TO 20-30 PERCENT IS POSSIBLE EARLY SUNDAY MORNING. HUMIDITY WILL DROP TO 9-15 PERCENT AGAIN BY SUNDAY AFTERNOON. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE FIRE WEATHER OFFICIALS IN THE FIELD OF THIS RED FLAG WARNING. && $$ WOLCOTT HTTP://WEATHER.GOV/LASVEGAS
5 follow-up statements
120 WWUS85 KVEF 041024 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 324 AM PDT SAT APR 4 2015 .GUSTY AND DRY CONDITIONS WILL CREATE CONDITIONS FAVORABLE FOR RAPID FIRE GROWTH ACROSS THE SIERRA AND OWENS VALLEY LATE TODAY THROUGH SUNDAY. CAZ226-050000- /O.CON.KVEF.FW.W.0002.150404T2300Z-150406T0300Z/ OWENS VALLEY/SOUTHERN INYO FOREST- 324 AM PDT SAT APR 4 2015 ...RED FLAG WARNING REMAINS IN EFFECT FROM 4 PM THIS AFTERNOON TO 8 PM PDT SUNDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 226... * AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226 OWENS VALLEY/SOUTHERN INYO FOREST. * TIMING...CRITICAL WIND AND DRY CONDITIONS WILL DEVELOP LATE THIS AFTERNOON. THERE MAY BE A LULL IN WINDS SUNDAY MORNING BUT THEY WILL INCREASE AGAIN SUNDAY AFTERNOON. * WIND...WEST TO SOUTHWEST WINDS GUSTING 40 TO 50 MPH ARE POSSIBLE IN THE SIERRA...WITH GUSTS 25 TO 40 MPH IN THE OWENS VALLEY. * HUMIDITY...8 TO 12 PERCENT THIS AFTERNOON AND EVENING ALONG THE EASTERN SLOPES OF THE SIERRA. RECOVERY UP TO 20 TO 30 PERCENT IS POSSIBLE EARLY SUNDAY MORNING. HUMIDITY WILL DROP TO 9 TO 15 PERCENT AGAIN BY SUNDAY AFTERNOON. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE FIRE WEATHER OFFICIALS IN THE FIELD OF THIS RED FLAG WARNING. && $$ HTTP://WEATHER.GOV/LASVEGAS
226 WWUS85 KVEF 042259 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 359 PM PDT SAT APR 4 2015 .GUSTY AND DRY CONDITIONS WILL CREATE CONDITIONS FAVORABLE FOR RAPID FIRE GROWTH ACROSS THE SIERRA AND OWENS VALLEY THROUGH SUNDAY. CAZ226-051200- /O.EXT.KVEF.FW.W.0002.150404T2300Z-150406T0700Z/ OWENS VALLEY/SOUTHERN INYO FOREST- 359 PM PDT SAT APR 4 2015 ...RED FLAG WARNING NOW IN EFFECT UNTIL MIDNIGHT PDT SUNDAY NIGHT FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 226... * AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226 OWENS VALLEY/SOUTHERN INYO FOREST. * TIMING...CRITICAL WIND AND DRY CONDITIONS WILL DEVELOP LATE SATURDAY AFTERNOON. THERE MAY BE A LULL IN WINDS SUNDAY MORNING BUT THEY WILL INCREASE AGAIN SUNDAY AFTERNOON. * WIND...WEST TO SOUTHWEST WINDS GUSTING 40 TO 50 MPH ARE POSSIBLE IN THE SIERRA...WITH GUSTS 25 TO 40 MPH IN THE OWENS VALLEY. * HUMIDITY...8 TO 12 PERCENT SATURDAY AFTERNOON AND EVENING ALONG THE EASTERN SLOPES OF THE SIERRA. RECOVERY UP TO 20 TO 30 PERCENT IS POSSIBLE EARLY SUNDAY MORNING. HUMIDITY WILL DROP TO 9 TO 15 PERCENT AGAIN BY SUNDAY AFTERNOON. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE FIRE WEATHER OFFICIALS IN THE FIELD OF THIS RED FLAG WARNING. && $$ WOLCOTT HTTP://WEATHER.GOV/LASVEGAS
785 WWUS85 KVEF 051117 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 417 AM PDT SUN APR 5 2015 .GUSTY AND DRY CONDITIONS WILL CREATE CONDITIONS FAVORABLE FOR RAPID FIRE GROWTH ACROSS THE SIERRA AND OWENS VALLEY THROUGH THIS EVENING. CAZ226-060000- /O.CON.KVEF.FW.W.0002.000000T0000Z-150406T0700Z/ OWENS VALLEY/SOUTHERN INYO FOREST- 417 AM PDT SUN APR 5 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 226... * AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226 OWENS VALLEY/SOUTHERN INYO FOREST. * TIMING...CRITICAL WIND AND DRY CONDITIONS WILL CONTINUE MUCH OF TODAY INTO THIS EVENING. * WIND...WEST TO SOUTHWEST WINDS GUSTING 40 TO 50 MPH ARE POSSIBLE IN THE SIERRA...WITH GUSTS 25 TO 40 MPH IN THE OWENS VALLEY. * HUMIDITY...8 TO 15 PERCENT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE FIRE WEATHER OFFICIALS IN THE FIELD OF THIS RED FLAG WARNING. && $$ HTTP://WEATHER.GOV/LASVEGAS
385 WWUS85 KVEF 052358 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 458 PM PDT SUN APR 5 2015 .STRONG WINDS AND DRY CONDITIONS WILL CONTINUE TO CREATE THE POTENTIAL FOR RAPID FIRE GROWTH ACROSS THE SIERRA AND OWENS VALLEY THROUGH LATE THIS EVENING. CAZ226-060700- /O.CON.KVEF.FW.W.0002.000000T0000Z-150406T0700Z/ OWENS VALLEY/SOUTHERN INYO FOREST- 458 PM PDT SUN APR 5 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT PDT TONIGHT FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 226... * AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONE 226 OWENS VALLEY/SOUTHERN INYO FOREST. * TIMING...STRONG WIND GUSTS WILL PERSIST UNTIL AROUND 5 AM MONDAY MORNING BUT RELATIVE HUMIDITY VALUES SHOULD RECOVER ABOVE 20 PERCENT IN THE OWENS VALLEY BY MIDNIGHT. * WIND...WEST TO SOUTHWEST WINDS GUSTING 40 TO 50 MPH ARE EXPECTED OVERNIGHT ON THE MID TO UPPER SLOPES OF THE SIERRA. GUSTS OF 25 TO 40 MPH WILL PERSIST IN THE OWENS VALLEY THROUGH LATE THIS EVENING. * HUMIDITY...8 TO 15 PERCENT THIS EVENING. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY...AND DRY FUELS COULD CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE BEHAVIOR AND RAPID FIRE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS CRITICAL FIRE WEATHER CONDITIONS ARE OCCURRING. PLEASE HEED ALL FIRE RESTRICTIONS. && $$ HTTP://WEATHER.GOV/LASVEGAS
301 WWUS85 KVEF 060639 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1139 PM PDT SUN APR 5 2015 CAZ226-060745- /O.EXP.KVEF.FW.W.0002.000000T0000Z-150406T0700Z/ OWENS VALLEY/SOUTHERN INYO FOREST- 1139 PM PDT SUN APR 5 2015 ...RED FLAG WARNING WILL EXPIRE AT MIDNIGHT PDT TONIGHT FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 226... WHILE BREEZY CONDITIONS CONTINUE...RELATIVE HUMIDITY VALUES AT LOCAL OBSERVATION SITES HAVE TRENDED UPWARDS WITH NIGHTTIME COOLING AND WIND SPEEDS HAVE DECREASED FROM EARLIER THIS EVENING. THEREFORE THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT MIDNIGHT. $$ HTTP://WEATHER.GOV/LASVEGAS
Nearby
Red Flag Warnings in California, 2015Every red flag warning in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.