Alert archive / Nevada / Red Flag Warnings in 2011
Red Flag Warning 5, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at May 27, 2011, 2:47 PM PDT for San Bernardino County, California; Mohave County, Arizona; Clark County, Lincoln County, Nevada. It took effect at May 28, 2011, 12:00 PM PDT. It was in force for 32 hr. 8 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- May 27, 2011, 2:47 PM PDT (21:47 UTC)
- In effect from
- May 28, 2011, 12:00 PM PDT
- Expired
- May 29, 2011, 8:00 PM PDT
- In force
- 32 hr
- Issued by
- NWS Las Vegas, NV
Counties Mohave County, AZ, San Bernardino County, CA, Clark County, NV, Lincoln County, NV
The radar
The Las Vegas radar (KESX), 45 km from the middle of the area, began a volume at 21:49 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 28, 2:44 PM PDT | NON-TSTM WND GST 51 | 5 E Daggett, CA | BARSTOW-DAGGET AIRPORT AT AN ELEVATION OF 1926 FEET REPORTED A PEAK WIND GUST OF 51 MPH. |
| May 28, 3:59 PM PDT | NON-TSTM WND GST 54 | 5 Sw Spring Mountain Ra, NV | MOUNTAIN SPRINGS RAWS NEAR MOUNTAINS SPRINGS SUMMIT NEAR HIGHWAY 160 AT AN ELEVATION OF 5600 FEET REPORTED A PEAK WIND GUST OF 54 MPH. |
| May 28, 4:23 PM PDT | NON-TSTM WND GST 48 | Kingman, AZ | KINGMAN AIRPORT AT AN ELEVATION OF 3445 FEET REPORTED A PEAK WIND GUST OF 48 MPH. |
| May 28, 4:50 PM PDT | NON-TSTM WND GST 48 | N Las Vegas, NV | MCCARRAN INTERNATIONAL AIRPORT AT AN ELEVATION OF 2175 FEET REPORTED A PEAK WIND GUST OF 48 MPH. |
| May 28, 5:35 PM PDT | NON-TSTM WND GST 46 | 3 Sw Boulder City, NV | BOULDER CITY AIRPORT AT AN ELEVATION OF 2200 FEET REPORTED A PEAK WIND GUST OF 46 MPH. |
| May 28, 6:23 PM PDT | NON-TSTM WND GST 41 | 4 Nw Las Vegas, NV | NORTH LAS VEGAS AIPPORT AT AN ELEVATION OF 2205 FEET REPORTED A PEAK WIND GUST OF 41 MPH. |
| May 29, 1:20 AM PDT | NON-TSTM WND GST 73 | Goodsprings, NV | SSW WIND GUST AT AN ELEVATION OF 5039 FEET. |
| May 29, 2:34 AM PDT | NON-TSTM WND GST 64 | N Red Rock Canyon, NV | WSW WIND GUST AT AN ELEVATION OF 3756 FEET. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Las Vegas, NV (KVEF), launched 12:00Z, 9.8 hours before the alert went out and 61 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
- 4511 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- -82 m²/s²
- 0-3 km storm-relative helicity
- -42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
452 WWUS85 KVEF 272147 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 247 PM PDT FRI MAY 27 2011 .AN APPROACHING STORM SYSTEM WILL GENERATE GUSTY SOUTHWEST TO WEST WINDS ACROSS THE MOJAVE DESERT STARTING SATURDAY AFTERNOON. THESE GUSTY WINDS COMBINED WITH RELATIVE HUMIDITY VALUES AT OR BELOW 15 PERCENT AS WELL AS DRY FUELS ARE EXPECTED TO CREATE CRITICAL CONDITIONS SATURDAY AFTERNOON AND EVENING. AZZ101-CAZ229-NVZ465-466-281215- /O.UPG.KVEF.FW.A.0006.110528T1900Z-110529T0300Z/ /O.NEW.KVEF.FW.W.0005.110528T1900Z-110529T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 247 PM PDT FRI MAY 27 2011 /247 PM MST FRI MAY 27 2011/ ...RED FLAG WARNING IN EFFECT FROM NOON PDT /NOON MST/ TO 8 PM PDT /8 PM MST/ SATURDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229...465 AND 466... 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 NOON PDT /NOON MST/ TO 8 PM PDT /8 PM MST/ SATURDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD NRA/COLORADO RIVER-AZ SIDE. IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH... FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO RIVER-NV SIDE. * TIMING...SATURDAY AFTERNOON AND SATURDAY EVENING. * WIND...SOUTHWEST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OF 35 TO 50 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES SHOULD DROP TO BETWEEN 10 AND 15 PERCENT SATURDAY AFTERNOON BEFORE RECOVERING SATURDAY NIGHT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ AZZ102-CAZ228-281215- /O.UPG.KVEF.FW.A.0006.110528T1900Z-110529T0300Z/ /O.NEW.KVEF.FW.W.0005.110528T1900Z-110529T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU-MOJAVE DESERT- 247 PM PDT FRI MAY 27 2011 /247 PM MST FRI MAY 27 2011/ ...RED FLAG WARNING IN EFFECT FROM NOON PDT /NOON MST/ TO 8 PM PDT /8 PM MST/ SATURDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 102 AND 228 FOR ELEVATIONS BELOW 5000 FEET... THE NATIONAL WEATHER SERVICE IN LAS VEGAS HAS ISSUED A RED FLAG WARNING FOR ELEVATIONS BELOW 5000 FEET FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON PDT /NOON MST/ TO 8 PM PDT /8 PM MST/ SATURDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU IN ELEVATIONS BELOW 5000 FEET. IN CALIFORNIA...FIRE WEATHER ZONE 228 MOJAVE DESERT FOR ELEVATIONS BELOW 5000 FEET. * TIMING...SATURDAY AFTERNOON AND SATURDAY EVENING. * WIND...SOUTHWEST TO WEST WINDS OF 20 TO 30 MPH WITH GUSTS OF 35 TO 50 MPH. GUSTS UP TO 65 MPH WILL BE POSSIBLE IN NORTHWEST SAN BERNARDINO COUNTY. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES SHOULD DROP TO BETWEEN 10 AND 15 PERCENT SATURDAY AFTERNOON BEFORE RECOVERING SATURDAY NIGHT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ STACHELSKI
7 follow-up statements
611 WWUS85 KVEF 281105 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 405 AM PDT SAT MAY 28 2011 .AN APPROACHING STORM SYSTEM WILL GENERATE GUSTY SOUTHWEST TO WEST WINDS ACROSS THE MOJAVE DESERT TODAY. THESE GUSTY WINDS COMBINED WITH RELATIVE HUMIDITY VALUES AT OR BELOW 15 PERCENT AS WELL AS DRY FUELS ARE EXPECTED TO CREATE CRITICAL CONDITIONS SATURDAY AFTERNOON AND EVENING. AZZ101-CAZ229-NVZ465-466-281930- /O.CON.KVEF.FW.W.0005.110528T1900Z-110529T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 405 AM PDT SAT MAY 28 2011 /405 AM MST SAT MAY 28 2011/ ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON PDT /NOON MST/ TODAY TO 8 PM PDT /8 PM MST/ THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON PDT /NOON MST/ TODAY TO 8 PM PDT /8 PM MST/ THIS EVENING. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD NRA/COLORADO RIVER-AZ SIDE. IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH... FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO RIVER-NV SIDE. * TIMING...THIS AFTERNOON AND EVENING. * WIND...SOUTHWEST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OF 35 TO 50 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES SHOULD DROP TO BETWEEN 10 AND 15 PERCENT THIS AFTERNOON BEFORE RECOVERING OVERNIGHT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ AZZ102-CAZ228-281930- /O.CON.KVEF.FW.W.0005.110528T1900Z-110529T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU-MOJAVE DESERT- 405 AM PDT SAT MAY 28 2011 /405 AM MST SAT MAY 28 2011/ ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON PDT /NOON MST/ TODAY TO 8 PM PDT /8 PM MST/ THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON PDT /NOON MST/ TODAY TO 8 PM PDT /8 PM MST/ THIS EVENING. * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU IN ELEVATIONS BELOW 5000 FEET. IN CALIFORNIA...FIRE WEATHER ZONE 228 MOJAVE DESERT FOR ELEVATIONS BELOW 5000 FEET. * TIMING...THIS AFTERNOON THROUGH THIS EVENING. * WIND...SOUTHWEST TO WEST WINDS OF 20 TO 30 MPH WITH GUSTS OF 35 TO 50 MPH. GUSTS UP TO 65 MPH WILL BE POSSIBLE IN NORTHWEST SAN BERNARDINO COUNTY. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES SHOULD DROP TO BETWEEN 10 AND 15 PERCENT THIS AFTERNOON BEFORE RECOVERING OVERNIGHT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$
955 WWUS85 KVEF 281850 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1150 AM PDT SAT MAY 28 2011 .AN APPROACHING STORM SYSTEM WILL GENERATE GUSTY SOUTHWEST TO WEST WINDS ACROSS THE MOJAVE DESERT THIS AFTERNOON AND EVENING. THESE GUSTY WINDS COMBINED WITH RELATIVE HUMIDITY VALUES AT OR BELOW 15 PERCENT AS WELL AS DRY FUELS ARE EXPECTED TO CREATE CRITICAL CONDITIONS. AZZ101-CAZ229-NVZ465-466-290300- /O.CON.KVEF.FW.W.0005.110528T1900Z-110529T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 1150 AM PDT SAT MAY 28 2011 /1150 AM MST SAT MAY 28 2011/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229...465 AND 466... * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD NRA/COLORADO RIVER-AZ SIDE. IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH... FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO RIVER-NV SIDE. * TIMING...THIS AFTERNOON AND EVENING. * WIND...SOUTHWEST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OF 35 TO 50 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES SHOULD DROP TO BETWEEN 10 AND 15 PERCENT THIS AFTERNOON BEFORE RECOVERING OVERNIGHT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ AZZ102-CAZ228-290300- /O.CON.KVEF.FW.W.0005.110528T1900Z-110529T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU-MOJAVE DESERT- 1150 AM PDT SAT MAY 28 2011 /1150 AM MST SAT MAY 28 2011/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 102 AND 228... * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU IN ELEVATIONS BELOW 5000 FEET. IN CALIFORNIA...FIRE WEATHER ZONE 228 MOJAVE DESERT FOR ELEVATIONS BELOW 5000 FEET. * TIMING...THIS AFTERNOON THROUGH THIS EVENING. * WIND...SOUTHWEST TO WEST WINDS OF 20 TO 30 MPH WITH GUSTS OF 35 TO 50 MPH. GUSTS UP TO 65 MPH WILL BE POSSIBLE IN NORTHWEST SAN BERNARDINO COUNTY. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES SHOULD DROP TO BETWEEN 10 AND 15 PERCENT THIS AFTERNOON BEFORE RECOVERING OVERNIGHT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$
850 WWUS85 KVEF 282113 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 213 PM PDT SAT MAY 28 2011 .AN APPROACHING STORM SYSTEM WILL GENERATE GUSTY SOUTHWEST TO WEST WINDS ACROSS THE MOJAVE DESERT THROUGH THIS EVENING. THESE GUSTY WINDS COMBINED WITH RELATIVE HUMIDITY VALUES AT OR BELOW 15 PERCENT AS WELL AS DRY FUELS ARE EXPECTED TO CREATE CRITICAL CONDITIONS. COOLER AIR MOVING INTO THE AREA ON SUNDAY WILL LEAD TO RELATIVE HUMIDITY VALUES GENERALLY ABOVE 15 PERCENT. THE EXCEPTION WILL BE THE COLORADO RIVER AREA WHERE THE STRONG WINDS AND LOW RELATIVE HUMIDITY IS STILL EXPECTED THROUGH SUNDAY. AZZ101-CAZ229-NVZ466-290300- /O.EXT.KVEF.FW.W.0005.000000T0000Z-110530T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 213 PM PDT SAT MAY 28 2011 /213 PM MST SAT MAY 28 2011/ ...RED FLAG WARNING NOW IN EFFECT UNTIL 8 PM PDT /8 PM MST/ SUNDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229...465 AND 466... * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD NRA/COLORADO RIVER-AZ SIDE. IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH... FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO RIVER-NV SIDE. * TIMING...THROUGH EARLY SUNDAY EVENING. * WIND...SOUTHWEST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OF 35 TO 45 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES BETWEEN 10 AND 15 PERCENT THIS AFTERNOON BEFORE RECOVERING SOMEWHAT OVERNIGHT. HUMIDITY WILL ONCE AGAIN DROP BELOW 15 PERCENT SUNDAY. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ NVZ465-290300- /O.CON.KVEF.FW.W.0005.000000T0000Z-110529T0300Z/ CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- 213 PM PDT SAT MAY 28 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 101...229...465 AND 466... * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 101 LAKE MEAD NRA/COLORADO RIVER-AZ SIDE. IN CALIFORNIA...FIRE WEATHER ZONE 229 LOWER COLORADO RIVER VALLEY. IN NEVADA...FIRE WEATHER ZONE 465 CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH... FIRE WEATHER ZONE 466 LAKE MEAD NRA/COLORADO RIVER-NV SIDE. * TIMING...THIS AFTERNOON AND EVENING. * WIND...SOUTHWEST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OF 35 TO 45 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES BETWEEN 10 AND 15 PERCENT THIS AFTERNOON BEFORE RECOVERING OVERNIGHT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ AZZ102-CAZ228-290300- /O.CON.KVEF.FW.W.0005.000000T0000Z-110529T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU-MOJAVE DESERT- 213 PM PDT SAT MAY 28 2011 /213 PM MST SAT MAY 28 2011/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 102 AND 228... * AFFECTED AREA...IN ARIZONA...FIRE WEATHER ZONE 102 NORTHWEST DESERTS/NORTHWEST PLATEAU IN ELEVATIONS BELOW 5000 FEET. IN CALIFORNIA...FIRE WEATHER ZONE 228 MOJAVE DESERT FOR ELEVATIONS BELOW 5000 FEET. * TIMING...THIS AFTERNOON THROUGH THIS EVENING. * WIND...SOUTHWEST TO WEST WINDS OF 20 TO 30 MPH WITH GUSTS OF 35 TO 50 MPH. GUSTS UP TO 65 MPH WILL BE POSSIBLE IN NORTHWEST SAN BERNARDINO COUNTY. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES BETWEEN 10 AND 15 PERCENT THIS AFTERNOON BEFORE RECOVERING OVERNIGHT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$
159 WWUS85 KVEF 290302 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 802 PM PDT SAT MAY 28 2011 .COOLER AIR MOVING INTO THE AREA ON SUNDAY WILL LEAD TO RELATIVE HUMIDITY VALUES GENERALLY ABOVE 15 PERCENT. THE EXCEPTION WILL BE THE COLORADO RIVER AREA WHERE THE STRONG WINDS AND LOW RELATIVE HUMIDITY IS STILL EXPECTED THROUGH SUNDAY. NVZ465-290415- /O.EXP.KVEF.FW.W.0005.000000T0000Z-110529T0300Z/ CLARK AND SW LINCOLN COUNTY DESERTS/LAS VEGAS DISPATCH- 802 PM PDT SAT MAY 28 2011 ...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING... THE RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING. EVEN THOUGH STRONG WINDS WILL CONTINUE THROUGH THE NIGHT...RELATIVE HUMIDITY VALUES ACROSS THE AREA HAVE STARTED TO RECOVERY ABOVE 15 PERCENT. HUMIDITY VALUES WILL CONTINUE TO RECOVER AS TEMPERATURES DROP DUE TO A STRONG AREA OF LOW PRESSURE APPROACHING THE GREAT BASIN. $$ AZZ102-CAZ228-290415- /O.EXP.KVEF.FW.W.0005.000000T0000Z-110529T0300Z/ NORTHWEST DESERTS/NORTHWEST PLATEAU-MOJAVE DESERT- 802 PM PDT SAT MAY 28 2011 /802 PM MST SAT MAY 28 2011/ ...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS EVENING... THE RED FLAG WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS EVENING. EVEN THOUGH STRONG WINDS WILL CONTINUE THROUGH THE NIGHT...RELATIVE HUMIDITY VALUES ACROSS THE AREA HAVE STARTED TO RECOVERY ABOVE 15 PERCENT. HUMIDITY VALUES WILL CONTINUE TO RECOVER AS TEMPERATURES DROP DUE TO A STRONG AREA OF LOW PRESSURE APPROACHING THE GREAT BASIN. $$ AZZ101-CAZ229-NVZ466-291400- /O.CON.KVEF.FW.W.0005.000000T0000Z-110530T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 802 PM PDT SAT MAY 28 2011 /802 PM MST SAT MAY 28 2011/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ SUNDAY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ SUNDAY FOR THE COLORADO RIVER VALLEY. * TIMING...THROUGH EARLY SUNDAY EVENING. * WIND...SOUTHWEST WINDS SUSTAINED AT 20 TO 30 MPH WITH GUSTS OF 35 TO 45 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES BETWEEN 10 AND 15 PERCENT THIS AFTERNOON BEFORE RECOVERING SOMEWHAT OVERNIGHT. HUMIDITY WILL ONCE AGAIN DROP BELOW 15 PERCENT SUNDAY. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$ PIERCE
890 WWUS85 KVEF 291033 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 333 AM PDT SUN MAY 29 2011 .COOLER AIR MOVING INTO THE AREA TODAY WILL LEAD TO RELATIVE HUMIDITY VALUES GENERALLY ABOVE 15 PERCENT. THE EXCEPTION WILL BE THE COLORADO RIVER AREA...WHERE STRONG WINDS AND LOW RELATIVE HUMIDITY VALUES ARE STILL EXPECTED THROUGH THIS AFTERNOON AND INTO EARLY THIS EVENING. AZZ101-CAZ229-NVZ466-292300- /O.CON.KVEF.FW.W.0005.000000T0000Z-110530T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 333 AM PDT SUN MAY 29 2011 /333 AM MST SUN MAY 29 2011/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS EVENING... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS EVENING. * TIMING...THROUGH EARLY THIS EVENING. * WIND...SOUTHWEST WINDS WILL BECOME SUSTAINED AT 20 TO 30 MPH WITH GUSTS OF 35 TO 45 MPH. * HUMIDITY...MINIMUM RELATIVE HUMIDITY VALUES BETWEEN 10 AND 15 PERCENT THIS AFTERNOON. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$
640 WWUS85 KVEF 292158 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 258 PM PDT SUN MAY 29 2011 .A STRONG LOW PRESSURE SYSTEM MOVING THROUGH NEVADA WILL CONTINUE TO GENERATE GUSTY WINDS THROUGH THIS EVENING. AZZ101-CAZ229-NVZ466-300300- /O.CON.KVEF.FW.W.0005.000000T0000Z-110530T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 258 PM PDT SUN MAY 29 2011 /258 PM MST SUN MAY 29 2011/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT /8 PM MST/ THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY... * TIMING...THROUGH EARLY THIS EVENING. WINDS WILL DECREASE BY ABOUT 8 PM WHILE RELATIVE HUMIDITY RISES ABOVE 15 PERCENT. * WIND...SOUTHWEST TO WEST WINDS 15 TO 25 MPH WITH GUSTS AROUND 35 MPH BECOMING NORTHERLY. * HUMIDITY...HUMIDITY AROUND 15 PERCENT THIS AFTERNOON AND EARLY EVENING THEN INCREASING BY 8 PM. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY...AND DRY FUELS WILL CREATE CONDITIONS FAVORABLE FOR EXTREME FIRE WEATHER. GUSTY WINDS WILL CREATE THE POTENTIAL FOR FIRES TO SPREAD QUICKLY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS AND LOW RELATIVE HUMIDITY WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$
155 WWUS85 KVEF 300248 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 748 PM PDT SUN MAY 29 2011 AZZ101-CAZ229-NVZ466-300400- /O.EXP.KVEF.FW.W.0005.000000T0000Z-110530T0300Z/ LAKE MEAD NRA/COLORADO RIVER-AZ SIDE-LOWER COLORADO RIVER VALLEY- LAKE MEAD NRA/COLORADO RIVER-NV SIDE- 748 PM PDT SUN MAY 29 2011 /748 PM MST SUN MAY 29 2011/ ...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY... THE RED FLAG WARNING WILL EXPIRE AT 8 PM PDT /8 PM MST/ THIS EVENING. OBSERVATION STATIONS WITHIN THE COLORADO RIVER BETWEEN FORT MOHAVE AND LAKE HAVASU CITY INDICATE RELATIVE HUMIDITY VALUES ARE ON THE RISE WHILE WIND SPEEDS HAVE BEEN DECREASING. THE RED FLAG WARNING WILL BE ALLOWED TO EXPIRE AT 8 PM. $$ PIERCE
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 3:03 AM PDT | High Wind Watch | VEF | San Bernardino | 13 hr |
| May 27, 3:03 AM PDT | Wind Advisory | VEF | San Bernardino | 32 hr |
| May 27, 3:39 PM PDT | High Wind Warning | VEF | Inyo, San Bernardino | 49 hr |
| May 27, 3:39 PM PDT | Lake Wind Advisory | VEF | San Bernardino | 52 hr |
| May 27, 3:39 PM PDT | Wind Advisory | VEF | Inyo, San Bernardino | 55 hr |
Nearby
Red Flag Warnings in Nevada, 2011Red Flag Warnings in California, 2011Red Flag Warnings in Arizona, 2011Every red flag warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.