Alert archive / Nevada / Red Flag Warnings in 2011
Red Flag Warning 4, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at May 24, 2011, 3:53 PM PDT for Esmeralda County, Nye County, Nevada. It took effect at May 25, 2011, 12:00 PM PDT. It was in force for 9 hr. 9 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 24, 2011, 3:53 PM PDT (22:53 UTC)
- In effect from
- May 25, 2011, 12:00 PM PDT
- Expired
- May 25, 2011, 9:00 PM PDT
- In force
- 9 hr
- Issued by
- NWS Las Vegas, NV
Counties Esmeralda County, NV, Nye County, NV
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 25, 2:44 PM PDT | NON-TSTM WND GST 60 | Dyer, NV | DYER COUNTY SO REPORTS GUSTS OF 40 TO 50 MPH WITH A FEW TO 60 MPH IN THE FISH LAKE VALLEY. BLOWING DUST ALSO REPORTED. |
| May 25, 4:11 PM PDT | NON-TSTM WND GST 59 | 28 Nne Tonopah, NV | QUIMA PEAK RAWS |
| May 25, 4:45 PM PDT | NON-TSTM WND GST 48 | 3 N Amargosa Valley, NV | AREA 25 SOUTH STATION AT AN ELEVATION OF 2800 FEET REPORTED A PEAK WIND GUST OF 48 MPH. |
| May 25, 5:10 PM PDT | NON-TSTM WND GST 67 | 46 E Tonopah, NV | WARM SPRINGS SUMMIT CEMP |
| May 25, 7:04 PM PDT | NON-TSTM WND GST 46 | 4 Ssw Mercury, NV | DESERT ROCK ASOS AT AN ELVATION OF 3304 FEET REPORTED A PEAK WIND GUST OF 46 MPH. |
| May 25, 7:15 PM PDT | NON-TSTM WND GST 52 | 1 Sw Mercury, NV | STATION 44 AT AN ELEVATION OF 3678 FEET REPORTED A PEAK WIND GUST OF 52 MPH. |
| May 25, 7:15 PM PDT | NON-TSTM WND GST 62 | Mercury (Nts A23), NV | MERCUTU A23 MESONET STATION MEASURED A PEAK WIND GUST OF 62 MPH AT AN ELEVATION OF 3678 FEET. |
| May 25, 7:45 PM PDT | NON-TSTM WND GST 54 | W Well 5b (Nts A05), NV | WELL 5B STATION AT AN ELEVATION OF 3092 FEET REPORTED A PEAK WIND GUST OF 54 MPH. |
| May 25, 8:00 PM PDT | NON-TSTM WND GST 49 | 3 Ssw Mercury, NV | DESERT ROCK STATION A30 AT AN ELEVATION OF 3309 FEET REPORTED A PEAK WIND GUST OF 49 MPH. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Reno, NV (KREV), launched 12:00Z, 10.9 hours before the alert went out and 209 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
- 752 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 197 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
866 WWUS85 KVEF 242253 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 353 PM PDT TUE MAY 24 2011 .A STRONG PACIFIC STORM WILL MOVE INTO NORTHERN CALIFORNIA TONIGHT AND THEN ACROSS NORTHERN NEVADA ON WEDNESDAY AND WEDNESDAY NIGHT. THIS WILL ALLOW FOR STRONG SOUTHWEST WINDS TO FORM ACROSS ESMERALDA AND SOUTHERN NYE COUNTIES ON WEDNESDAY. MEANWHILE CONTINUED DRY CONDITIONS WILL LOWER MINIMUM RELATIVE HUMIDITIES TO BETWEEN 10 AND 15 PERCENT. NVZ460-462-250800- /O.UPG.KVEF.FW.A.0005.110525T1900Z-110526T0400Z/ /O.NEW.KVEF.FW.W.0004.110525T1900Z-110526T0400Z/ ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH- NYE COUNTY DESERTS/LAS VEGAS DISPATCH- 353 PM PDT TUE MAY 24 2011 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM PDT WEDNESDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 460 AND 462... 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 TO 9 PM PDT WEDNESDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH...FIRE WEATHER ZONE 462 NYE COUNTY DESERTS/LAS VEGAS DISPATCH. * TIMING...WINDS WILL INCREASE IN THE MORNING WHILE HUMIDITIES DECREASE. THE MAIN CONCERN WILL BE BETWEEN 1 PM AND 7 PM. * WIND...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. * HUMIDITY...MINIMUM HUMIDITIES BETWEEN 8 AND 14 PERCENT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE WEATHER BEHAVIOR. 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. && $$
5 follow-up statements
008 WWUS85 KVEF 250611 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1111 PM PDT TUE MAY 24 2011 .A STRONG PACIFIC STORM MOVING INTO NORTHERN CALIFORNIA WILL LIFT ACROSS NORTHERN NEVADA WEDNESDAY AND WEDNESDAY NIGHT. THIS WILL PRODUCE STRONG SOUTHWEST WINDS ACROSS ESMERALDA AND SOUTHERN NYE COUNTIES WEDNESDAY AFTERNOON AND EVENING. MEANWHILE CONTINUED DRY CONDITIONS WILL LOWER MINIMUM RELATIVE HUMIDITIES TO BETWEEN 10 AND 15 PERCENT. NVZ460-462-251400- /O.CON.KVEF.FW.W.0004.110525T1900Z-110526T0400Z/ ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH- NYE COUNTY DESERTS/LAS VEGAS DISPATCH- 1111 PM PDT TUE MAY 24 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM PDT WEDNESDAY... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 9 PM PDT WEDNESDAY DUE TO STRONG SOUTHWEST WINDS AND LOW RELATIVE HUMIDITY. * AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH...FIRE WEATHER ZONE 462 NYE COUNTY DESERTS/LAS VEGAS DISPATCH. * TIMING...WINDS WILL INCREASE IN THE MORNING WHILE HUMIDITIES DECREASE. THE MAIN CONCERN FOR CRITICAL FIRE WEATHER CONDITIONS WITH GUSTS OVER 40 MPH WILL BE BETWEEN 1 PM AND 7 PM. * WIND...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. * HUMIDITY...MINIMUM HUMIDITIES BETWEEN 8 AND 14 PERCENT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$
150 WWUS85 KVEF 250907 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 207 AM PDT WED MAY 25 2011 .A STRONG PACIFIC STORM MOVING INTO NORTHERN CALIFORNIA WILL LIFT ACROSS NORTHERN NEVADA TODAY AND TONIGHT...PRODUCING STRONG SOUTHWEST WINDS ACROSS ESMERALDA AND SOUTHERN NYE COUNTIES THIS AFTERNOON AND EVENING. MEANWHILE...CONTINUED DRY CONDITIONS WILL LOWER MINIMUM RELATIVE HUMIDITIES TO BETWEEN 10 AND 15 PERCENT. NVZ460-462-251930- /O.CON.KVEF.FW.W.0004.110525T1900Z-110526T0400Z/ ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH- NYE COUNTY DESERTS/LAS VEGAS DISPATCH- 207 AM PDT WED MAY 25 2011 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT FOR ESMERALDA AND MUCH OF NYE COUNTY FROM NOON TODAY TO 9 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY. * AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH...FIRE WEATHER ZONE 462 NYE COUNTY DESERTS/LAS VEGAS DISPATCH. * TIMING...WINDS WILL INCREASE IN THE MORNING WHILE HUMIDITIES DECREASE. THE MAIN CONCERN FOR CRITICAL FIRE WEATHER CONDITIONS WITH GUSTS OVER 40 MPH WILL BE BETWEEN 1 PM AND 7 PM. * WIND...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. * HUMIDITY...MINIMUM HUMIDITIES BETWEEN 8 AND 14 PERCENT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$ MORGAN
091 WWUS85 KVEF 251909 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 1209 PM PDT WED MAY 25 2011 .A STRONG PACIFIC STORM WILL MOVE ACROSS NORTHERN NEVADA TODAY AND TONIGHT...PRODUCING STRONG SOUTHWEST WINDS ACROSS ESMERALDA AND SOUTHERN NYE COUNTIES DURING THE AFTERNOON AND CONTINUING INTO THIS EVENING. MEANWHILE...CONTINUED DRY CONDITIONS WILL KEEP MINIMUM RELATIVE HUMIDITIES VALUES WELL BELOW 15 PERCENT. NVZ460-462-260315- /O.CON.KVEF.FW.W.0004.000000T0000Z-110526T0400Z/ ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH- NYE COUNTY DESERTS/LAS VEGAS DISPATCH- 1209 PM PDT WED MAY 25 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING. * AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH...FIRE WEATHER ZONE 462 NYE COUNTY DESERTS/LAS VEGAS DISPATCH. * TIMING...WINDS WILL INCREASE EARLY THIS AFTERNOON WHILE RELATIVE HUMIDITIES HAVE ALREADY DECREASED TO BELOW 15 PERCENT. THE MAIN CONCERN FOR CRITICAL FIRE WEATHER CONDITIONS WITH GUSTS OVER 40 MPH WILL BE BETWEEN 1 PM AND 7 PM. * WIND...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. * HUMIDITY...MINIMUM HUMIDITIES BETWEEN 6 AND 12 PERCENT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING OR ARE IMMINENT. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXTREME FIRE GROWTH POTENTIAL. && $$
467 WWUS85 KVEF 252202 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 302 PM PDT WED MAY 25 2011 .A STRONG PACIFIC STORM WILL MOVE ACROSS NORTHERN NEVADA THROUGH TONIGHT...PRODUCING STRONG AND GUSTY SOUTHWEST WINDS ACROSS ESMERALDA AND SOUTHERN NYE COUNTIES THROUGH THE EARLY EVENING HOURS. MEANWHILE...MINIMUM RELATIVE HUMIDITIES VALUES WILL REMAIN BELOW 15 PERCENT. NVZ460-462-260400- /O.CON.KVEF.FW.W.0004.000000T0000Z-110526T0400Z/ ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH- NYE COUNTY DESERTS/LAS VEGAS DISPATCH- 302 PM PDT WED MAY 25 2011 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING. * AFFECTED AREA...IN NEVADA...FIRE WEATHER ZONE 460 ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH...FIRE WEATHER ZONE 462 NYE COUNTY DESERTS/LAS VEGAS DISPATCH. * TIMING...THE MAIN CONCERN FOR CRITICAL FIRE WEATHER CONDITIONS WILL BE THROUGH 7 PM BEFORE CONDITIONS BEGIN TO MODERATE. * WIND...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS TO AROUND 45 MPH. * HUMIDITY...MINIMUM HUMIDITIES BETWEEN 6 AND 12 PERCENT. * IMPACTS...THE COMBINATION OF GUSTY WINDS...LOW RELATIVE HUMIDITY AND DRY FUELS WILL CREATE CONDITIONS THAT ARE FAVORABLE FOR EXTREME FIRE BEHAVIOR. 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. && $$
683 WWUS85 KVEF 260357 RFWVEF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE LAS VEGAS NV 857 PM PDT WED MAY 25 2011 NVZ460-462-260500- /O.EXP.KVEF.FW.W.0004.000000T0000Z-110526T0400Z/ ESMERALDA AND NYE COUNTY DESERTS/CNC DISPATCH- NYE COUNTY DESERTS/LAS VEGAS DISPATCH- 857 PM PDT WED MAY 25 2011 ...RED FLAG WARNING WILL EXPIRE AT 9 PM PDT THIS EVENING... THE RED FLAG WARNING WILL EXPIRE AT 9 PM PDT THIS EVENING. RELATIVE HUMIDITY VALUES THROUGHOUT ESMERALDA...CENTRAL AND SOUTHERN NYE COUNTIES ARE RECOVERING ABOVE 15 PERCENT AS WIND SPEEDS GRADUALLY SUBSIDE. THE RED FLAG WARNING WILL EXPIRE AT 9 PM PDT. $$ PIERCE
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 3:05 AM PDT | Fire Weather Watch | VEF | Esmeralda, Nye | 13 hr |
| May 24, 3:25 PM PDT | High Wind Warning | VEF | Esmeralda, Nye | 32 hr |
| May 24, 3:25 PM PDT | Wind Advisory | VEF | Clark, Esmeralda, Nye | 47 hr |
Nearby
Red Flag Warnings in Nevada, 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.