Alert archive / California / Red Flag Warnings in 2015
Red Flag Warning 4, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at Aug 6, 2015, 1:35 PM PDT for Inyo County, San Bernardino County, California. It took effect at Aug 6, 2015, 2:00 PM PDT. It was in force for 7 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
- Aug 6, 2015, 1:35 PM PDT (20:35 UTC)
- In effect from
- Aug 6, 2015, 2:00 PM PDT
- Expired
- Aug 6, 2015, 9:18 PM PDT
- In force
- 7 hr
- Issued by
- NWS Las Vegas, NV
Counties Inyo County, CA, San Bernardino County, CA
The radar
The Edwards AFB radar (KEYX), 95 km from the middle of the area, began a volume at 20:38 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, 8.6 hours before the alert went out and 137 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
- 3974 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
353 WWUS85 KVEF 062035 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 135 PM PDT THU AUG 6 2015 .A PACIFIC STORM SYSTEM MOVING INTO CALIFORNIA WILL BRING DRY THUNDERSTORMS TO PORTIONS OF SOUTHEAST CALIFORNIA THIS AFTERNOON THROUGH TONIGHT. AS THIS STORM SYSTEM MOVES INTO NEVADA ON FRIDAY IT WILL RESULT IN STRONG WINDS AND LOW RELATIVE HUMIDITY IN PORTIONS OF SOUTHERN NEVADA REACHING CRITICAL LEVELS. THIS SYSTEM MAY BRING SOME SHOWERS TO SOUTHERN NEVADA TONIGHT INTO FRIDAY MORNING BUT RAPID DRYING IS EXPECTED IN NYE COUNTY BY FRIDAY AFTERNOON. NVZ462-070445- /O.UPG.KVEF.FW.A.0002.150807T2000Z-150808T0600Z/ /O.NEW.KVEF.FW.W.0005.150807T2000Z-150808T0600Z/ NYE COUNTY DESERTS/LAS VEGAS DISPATCH- 135 PM PDT THU AUG 6 2015 ...RED FLAG WARNING IN EFFECT FROM 1 PM TO 11 PM PDT FRIDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 462... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 1 PM TO 11 PM PDT FRIDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * TIMING...FRIDAY AFTERNOON AND EVENING. * WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS AROUND40 MPH. HIGHER GUSTS ARE POSSIBLE ON EXPOSED RIDGETOPS. WINDS WILL BECOME NORTHERLY BUT DECREASE LATER FRIDAY EVENING. * HUMIDITY...DRY AIR WILL PUSH IN RAPIDLY FRIDAY AFTERNOON WITH MINIMUM HUMIDITY MAINLY 10 TO 15 PERCENT. HUMIDITY WILL INCREASE LATER FRIDAY EVENING AS COOLER AIR MOVES IN WITH NORTHERLY WINDS. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE. PLEASE ADVISE THE APPROPRIATE FIRE WEATHER OFFICIALS IN THE FIELD OF THIS FIRE WEATHER WATCH. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. && PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE FIRE WEATHER OFFICIALS IN THE FIELD OF THIS RED FLAG WARNING. && $$ CAZ227-228-070445- /O.NEW.KVEF.FW.W.0004.150806T2100Z-150807T1200Z/ DEATH VALLEY NATIONAL PARK- MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY- 135 PM PDT THU AUG 6 2015 ...RED FLAG WARNING IN EFFECT UNTIL 5 AM PDT FRIDAY FOR DRY LIGHTNING FOR FIRE WEATHER ZONES 227 AND 228... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 5 AM PDT FRIDAY. * AFFECTED AREA...IN CALIFORNIA...FIRE WEATHER ZONES 227 AND 228. THE HIGHEST THREAT IN ZONE 228 WILL BE IN THE NORTHWEST PORTION. * TIMING...THIS AFTERNOON INTO TONIGHT. * WIND...SOUTH 10 TO 20 MPH WITH GUSTS OF 25 TO 35 MPH. * HUMIDITY OR LAL...LAL WILL MAINLY BE A 6. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE FIRE WEATHER OFFICIALS IN THE FIELD OF THIS RED FLAG WARNING. && $$ STACHELSKI HTTP://WEATHER.GOV/LASVEGAS
1 follow-up statement
689 WWUS85 KVEF 070418 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 918 PM PDT THU AUG 6 2015 .A PACIFIC STORM SYSTEM WILL BRING STRONG WINDS AND LOW RELATIVE HUMIDITY TO PORTIONS OF SOUTHERN NEVADA REACHING CRITICAL LEVELS. THIS SYSTEM MAY BRING SOME SHOWERS TO SOUTHERN NEVADA TONIGHT INTO FRIDAY MORNING BUT RAPID DRYING IS EXPECTED IN NYE COUNTY BY FRIDAY AFTERNOON. CAZ227-228-070530- /O.CAN.KVEF.FW.W.0004.000000T0000Z-150807T1200Z/ DEATH VALLEY NATIONAL PARK- MOJAVE DESERT INCLUDING MORONGO VALLEY/YUCCA VALLEY- 918 PM PDT THU AUG 6 2015 ...RED FLAG WARNING IS CANCELLED FOR DRY LIGHTNING FOR FIRE WEATHER ZONES 227 AND 228... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS CANCELLED THE RED FLAG WARNING. THE THREAT OF DRY LIGHTNING HAS LARGELY ENDED OVER THE AREA. A FEW ISOLATED STORMS WILL STILL BE POSSIBLE OVERNIGHT...BUT WIDESPREAD DRY LIGHTNING IS NO LONGER EXPECTED. $$ NVZ462-071230- /O.CON.KVEF.FW.W.0005.150807T2000Z-150808T0600Z/ NYE COUNTY DESERTS/LAS VEGAS DISPATCH- 918 PM PDT THU AUG 6 2015 ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM TO 11 PM PDT FRIDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 462... * TIMING...FRIDAY AFTERNOON AND EVENING. * WIND...SOUTH TO SOUTHWEST 20 TO 30 MPH WITH GUSTS AROUND 40 MPH. HIGHER GUSTS ARE POSSIBLE ON EXPOSED RIDGETOPS. WINDS WILL BECOME NORTHERLY BUT DECREASE LATER FRIDAY EVENING. * HUMIDITY...DRY AIR WILL PUSH IN RAPIDLY FRIDAY AFTERNOON WITH MINIMUM HUMIDITY MAINLY 10 TO 15 PERCENT. HUMIDITY WILL INCREASE LATER FRIDAY EVENING AS COOLER AIR MOVES IN WITH NORTHERLY WINDS. * IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY. OUTDOOR BURNING IS NOT RECOMMENDED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE POSSIBLE. PLEASE ADVISE THE APPROPRIATE FIRE WEATHER OFFICIALS IN THE FIELD OF THIS FIRE WEATHER WATCH. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR IMMINENT. PLEASE ADVISE THE APPROPRIATE FIRE WEATHER OFFICIALS IN THE FIELD OF THIS RED FLAG WARNING. && $$ WOLCOTT HTTP://WEATHER.GOV/LASVEGAS
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.