Alert archive / Nevada / Red Flag Warnings in 2021
Red Flag Warning 15, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at Jun 17, 2021, 12:26 PM PDT for 4 counties in Nevada; Inyo County, Tulare County, California. It took effect at Jun 18, 2021, 11:00 AM PDT. It was in force for 9 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
- Jun 17, 2021, 12:26 PM PDT (19:26 UTC)
- In effect from
- Jun 18, 2021, 11:00 AM PDT
- Expired
- Jun 18, 2021, 8:00 PM PDT
- In force
- 9 hr
- Issued by
- NWS Las Vegas, NV
Counties Inyo County, CA, Tulare County, CA, Clark County, NV, Esmeralda County, NV, Lincoln County, NV, Nye County, NV
The radar
The Las Vegas radar (KESX), 222 km from the middle of the area, began a volume at 19:28 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, 7.4 hours before the alert went out and 129 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
- 6 J/kg
- Mixed-layer CIN
- -379 J/kg
- Mixed-layer LCL
- 4495 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -16 m²/s²
- 0-3 km storm-relative helicity
- -18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
206 WWUS85 KVEF 171926 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 1226 PM PDT Thu Jun 17 2021 CAZ226-NVZ460>464-181100- /O.UPG.KVEF.FW.A.0010.210618T1800Z-210619T0300Z/ /O.NEW.KVEF.FW.W.0015.210618T1800Z-210619T0300Z/ Owens Valley/Southern Inyo Forest- Esmeralda and Nye County Deserts/CNC Dispatch- Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch- Sheep Range-Spring Mountains- 1226 PM PDT Thu Jun 17 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM PDT FRIDAY FOR POTENTIAL DRY LIGHTNING IN PARTS OF SOUTHERN NEVADA AND INYO COUNTY... The National Weather Service in Las Vegas has issued a Red Flag Warning, which is in effect from 11 AM to 8 PM PDT Friday. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...In California...Fire weather zone 226. In Nevada...Fire weather zones 460, 461, 462, 463, and 464. * TIMING...11 am PDT to 8 pm PDT Friday. * WIND...Thunderstorm outflow wind gusts of 30 to 50 mph. * HUMIDITY...Minimum values 5 to 20 percent. * HIGHEST THREAT...Over the higher terrain of southern Nevada and Inyo County. * THUNDERSTORMS...Isolated high based thunderstorms with little rain reaching the ground. * 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 now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ CAZ227-181100- /O.NEW.KVEF.FW.W.0015.210618T1800Z-210619T0300Z/ Death Valley National Park- 1226 PM PDT Thu Jun 17 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM PDT FRIDAY FOR POTENTIAL DRY LIGHTNING IN PARTS OF SOUTHERN NEVADA AND INYO COUNTY... The National Weather Service in Las Vegas has issued a Red Flag Warning, which is in effect from 11 AM to 8 PM PDT Friday. * AFFECTED AREA...In California...Fire weather zone 227. * TIMING...11 am PDT to 8 pm PDT Friday. * WIND...Thunderstorm outflow wind gusts of 30 to 50 mph. * HUMIDITY...Minimum values 5 to 20 percent. * HIGHEST THREAT...Over the higher terrain of southern Nevada and Inyo County. * THUNDERSTORMS...Isolated high based thunderstorms with little rain reaching the ground. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ weather.gov/lasvegas
2 follow-up statements
388 WWUS85 KVEF 180720 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 1220 AM PDT Fri Jun 18 2021 CAZ226-227-NVZ460>464-181800- /O.CON.KVEF.FW.W.0015.210618T1800Z-210619T0300Z/ Owens Valley/Southern Inyo Forest-Death Valley National Park- Esmeralda and Nye County Deserts/CNC Dispatch- Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch- Sheep Range-Spring Mountains- 1220 AM PDT Fri Jun 18 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM PDT THIS EVENING FOR POTENTIAL DRY LIGHTNING IN PARTS OF SOUTHERN NEVADA AND INYO COUNTY... * AFFECTED AREA...In California...Fire weather zone 226. In Nevada...Fire weather zones 460, 461, 462, 463, and 464. * TIMING...11 am PDT to 8 pm PDT Friday. * WIND...Thunderstorm outflow wind gusts of 30 to 50 mph. * HUMIDITY...Minimum values 5 to 20 percent. * HIGHEST THREAT...Over the higher terrain of southern Nevada and Inyo County. * THUNDERSTORMS...Isolated high based thunderstorms with little rain reaching the ground. * 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 now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ weather.gov/lasvegas
091 WWUS85 KVEF 181714 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 1014 AM PDT Fri Jun 18 2021 CAZ226-227-NVZ460>464-190300- /O.CON.KVEF.FW.W.0015.210618T1800Z-210619T0300Z/ Owens Valley/Southern Inyo Forest-Death Valley National Park- Esmeralda and Nye County Deserts/CNC Dispatch- Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch- Sheep Range-Spring Mountains- 1014 AM PDT Fri Jun 18 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR POTENTIAL DRY LIGHTNING IN PARTS OF SOUTHERN NEVADA AND INYO COUNTY... * AFFECTED AREA...In California...Fire weather zone 226. In Nevada...Fire weather zones 460, 461, 462, 463, and 464. * TIMING...11 am PDT to 8 pm PDT this evening. * WIND...Thunderstorm outflow wind gusts of 30 to 50 mph. * HUMIDITY...Minimum values 5 to 20 percent. * HIGHEST THREAT...Over the higher terrain of southern Nevada and Inyo County. * THUNDERSTORMS...Isolated high based thunderstorms with little rain reaching the ground. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.