Alert archive / Nevada / Red Flag Warnings in 2021
Red Flag Warning 20, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at Jun 27, 2021, 11:26 AM PDT for Inyo County, Tulare County, California; Esmeralda County, Lincoln County, Nye County, Nevada. It took effect at Jun 28, 2021, 2:00 PM PDT. It was in force for 30 hr. 1 report 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
- Jun 27, 2021, 11:26 AM PDT (18:26 UTC)
- In effect from
- Jun 28, 2021, 2:00 PM PDT
- Expired
- Jun 29, 2021, 8:00 PM PDT
- In force
- 30 hr
- Issued by
- NWS Las Vegas, NV
Counties Inyo County, CA, Tulare County, CA, Esmeralda County, NV, Lincoln County, NV, Nye County, NV
The radar
The Edwards AFB radar (KEYX), 243 km from the middle of the area, began a volume at 18:25 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 |
|---|---|---|---|
| Jun 29, 6:41 PM PDT | TSTM WND GST 64 | 12 Sw Elgin, NV | 64 MPH WIND GUST AT KNSN2 (RAWS) SITE. |
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, 6.4 hours before the alert went out and 164 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
- 3476 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
502 WWUS85 KVEF 271826 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 1126 AM PDT Sun Jun 27 2021 CAZ226-281100- /O.UPG.KVEF.FW.A.0011.210628T2100Z-210630T0300Z/ /O.NEW.KVEF.FW.W.0020.210628T2100Z-210630T0300Z/ Owens Valley/Southern Inyo Forest- 1126 AM PDT Sun Jun 27 2021 ...RED FLAG WARNING IN EFFECT FROM 2 PM MONDAY TO 8 PM PDT TUESDAY FOR DRY THUNDERSTORMS ALONG THE EASTERN SIERRA CREST... The National Weather Service in Las Vegas has issued a Red Flag Warning, which is in effect from 2 PM Monday to 8 PM PDT Tuesday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...In California...Fire weather zone 226, including the Southern Inyo National Forest and portions of the Owens Valley. * TIMING...Monday and Tuesday afternoon/evening between 11 am and 8pm * THUNDERSTORMS...will produce very little rainfall due to dry conditions and any lightning strikes have the potential to ignite wildfires during this period of time. * IMPACTS...any fires that develop will likely spread rapidly due to very dry fuel conditions. 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 can contribute to extreme fire behavior. && $$ weather.gov/lasvegas
5 follow-up statements
559 WWUS85 KVEF 281007 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 307 AM PDT Mon Jun 28 2021 CAZ226-291100- /O.CON.KVEF.FW.W.0020.210628T2100Z-210630T0300Z/ Owens Valley/Southern Inyo Forest- 307 AM PDT Mon Jun 28 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM PDT TUESDAY FOR DRY THUNDERSTORMS ALONG THE EASTERN SIERRA CREST... * AFFECTED AREA...In California...Fire weather zone 226, including the Southern Inyo National Forest and portions of the Owens Valley. * TIMING...Today and Tuesday afternoon/evening between 11 am and 8pm * THUNDERSTORMS...will produce very little rainfall due to dry conditions and any lightning strikes have the potential to ignite wildfires during this period of time. * IMPACTS...any fires that develop will likely spread rapidly due to very dry fuel conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ weather.gov/lasvegas
197 WWUS85 KVEF 282111 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 211 PM PDT Mon Jun 28 2021 CAZ226-291400- /O.CON.KVEF.FW.W.0020.000000T0000Z-210630T0300Z/ Owens Valley/Southern Inyo Forest- 211 PM PDT Mon Jun 28 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT TUESDAY FOR DRY THUNDERSTORMS ALONG THE EASTERN SIERRA CREST... * AFFECTED AREA...In California...Fire weather zone 226, including the Southern Inyo National Forest and portions of the Owens Valley. * TIMING...Through 8 PM Tuesday, with the highest potential this evening and again Tuesday afternoon. * THUNDERSTORMS...will produce very little rainfall due to dry conditions and any lightning strikes have the potential to ignite wildfires during this period of time. * IMPACTS...any fires that develop will likely spread rapidly due to very dry fuel conditions. 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 can contribute to extreme fire behavior. && $$ weather.gov/lasvegas
813 WWUS85 KVEF 290932 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 232 AM PDT Tue Jun 29 2021 NVZ460>462-292130- /O.EXB.KVEF.FW.W.0020.210629T2100Z-210630T0300Z/ Esmeralda and Nye County Deserts/CNC Dispatch- Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch- 232 AM PDT Tue Jun 29 2021 ...RED FLAG WARNING IN EFFECT FROM 2 PM THIS AFTERNOON TO 8 PM PDT THIS EVENING FOR DRY THUNDERSTORMS IN THE SOUTHERN GREAT BASIN... The National Weather Service in Las Vegas has issued a Red Flag Warning, which is in effect from 2 PM this afternoon to 8 PM PDT this evening. * AFFECTED AREA...In Nevada...Fire weather zones 460, 461, and 462, including portions of Esmeralda, Nye, and Lincoln counties. * TIMING...The best chances for dry thunderstorms will be between 2 PM and 8 PM today, with a transition to wet storms expected this evening. * THUNDERSTORMS...will produce very little rainfall due to dry conditions, and any lightning strikes have the potential to ignite wildfires. * IMPACTS...any fires that develop will likely spread rapidly due to very dry fuel conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ CAZ226-292130- /O.CON.KVEF.FW.W.0020.000000T0000Z-210630T0300Z/ Owens Valley/Southern Inyo Forest- 232 AM PDT Tue Jun 29 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR DRY THUNDERSTORMS ALONG THE EASTERN SIERRA CREST... * AFFECTED AREA...In California...Fire weather zone 226, including the Southern Inyo National Forest and portions of the Owens Valley. * TIMING...Through 8 PM this evening, with the highest potential in the afternoon and early evening. * THUNDERSTORMS...will produce very little rainfall due to dry conditions, and any lightning strikes have the potential to ignite wildfires. * IMPACTS...any fires that develop will likely spread rapidly due to very dry fuel conditions. 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 can contribute to extreme fire behavior. && $$ Morgan weather.gov/lasvegas
284 WWUS85 KVEF 292101 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 201 PM PDT Tue Jun 29 2021 NVZ460>462-300300- /O.CON.KVEF.FW.W.0020.000000T0000Z-210630T0300Z/ Esmeralda and Nye County Deserts/CNC Dispatch- Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch- 201 PM PDT Tue Jun 29 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR DRY THUNDERSTORMS IN THE SOUTHERN GREAT BASIN... * AFFECTED AREA...In Nevada...Fire weather zones 460, 461, and 462, including portions of Esmeralda, Nye, and Lincoln counties. * TIMING...Through 8 PM this evening, with a transition to wet storms expected by tonight. * THUNDERSTORMS...will produce very little rainfall due to dry conditions, and any lightning strikes have the potential to ignite wildfires. * IMPACTS...any fires that develop will likely spread rapidly due to very dry fuel conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ CAZ226-300300- /O.CON.KVEF.FW.W.0020.000000T0000Z-210630T0300Z/ Owens Valley/Southern Inyo Forest- 201 PM PDT Tue Jun 29 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR DRY THUNDERSTORMS ALONG THE EASTERN SIERRA CREST... * AFFECTED AREA...In California...Fire weather zone 226, including the Southern Inyo National Forest and portions of the Owens Valley. * TIMING...Through 8 PM this evening, with the highest potential through early evening. * THUNDERSTORMS...will produce very little rainfall due to dry conditions, and any lightning strikes have the potential to ignite wildfires. * IMPACTS...any fires that develop will likely spread rapidly due to very dry fuel conditions. 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 can contribute to extreme fire behavior. && $$ weather.gov/lasvegas
740 WWUS85 KVEF 300302 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 802 PM PDT Tue Jun 29 2021 CAZ226-NVZ460>462-300415- /O.EXP.KVEF.FW.W.0020.000000T0000Z-210630T0300Z/ Owens Valley/Southern Inyo Forest- Esmeralda and Nye County Deserts/CNC Dispatch- Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch- 802 PM PDT Tue Jun 29 2021 ...RED FLAG WARNING HAS EXPIRED FOR DRY THUNDERSTORMS IN THE SOUTHERN GREAT BASIN... Lightning is still possible for parts of Lincoln and southern Nye counties but significant wetting rains have fallen in these areas at this point. Thus, additional fire starts are still possible but spread looks less likely through the evening and overnight hours. $$ weather.gov/lasvegas
Nearby
Red Flag Warnings in Nevada, 2021Red Flag Warnings in California, 2021Every red flag warning in 2021
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.