Alert archive / Nevada / Red Flag Warnings in 2021
Red Flag Warning 12, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at Jun 12, 2021, 1:52 PM PDT for Clark County, Lincoln County, Nye County, Nevada. It took effect at Jun 13, 2021, 12:00 PM 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 12, 2021, 1:52 PM PDT (20:52 UTC)
- In effect from
- Jun 13, 2021, 12:00 PM PDT
- Expired
- Jun 13, 2021, 9:00 PM PDT
- In force
- 9 hr
- Issued by
- NWS Las Vegas, NV
Counties Clark County, NV, Lincoln County, NV, Nye County, NV
The radar
The Las Vegas radar (KESX), 185 km from the middle of the area, began a volume at 20:57 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, 8.9 hours before the alert went out and 103 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
- 4986 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
397 WWUS85 KVEF 122052 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 152 PM PDT Sat Jun 12 2021 NVZ461-463-464-131200- /O.UPG.KVEF.FW.A.0008.210613T1900Z-210614T0400Z/ /O.NEW.KVEF.FW.W.0012.210613T1900Z-210614T0400Z/ /O.NEW.KVEF.FW.A.0009.210614T1800Z-210615T0400Z/ Lincoln County/Ely Dispatch-Sheep Range-Spring Mountains- 152 PM PDT Sat Jun 12 2021 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM PDT SUNDAY FOR STRONG WINDS AND LOW HUMIDITY FOR MUCH OF LINCOLN COUNTY, SPRING MOUNTAINS AND SHEEP RANGE... ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR MUCH OF LINCOLN COUNTY, SPRING MOUNTAINS AND SHEEP RANGE... The National Weather Service in Las Vegas has issued a Red Flag Warning, which is in effect from noon to 9 PM PDT Sunday. A Fire Weather Watch has also been issued, which is in effect from Monday morning through Monday evening. * TIMING...The combination of strong winds and low RH can be expected during the afternoon and early evening hours on Sunday and Monday. * WIND...South to southwest winds 15 to 25 mph with gusts of 30 to 40 mph. * HUMIDITY...Falling to 4 to 6 percent in Lincoln County and 5 to 10 percent in the Spring Mountains and Sheep Range. * 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 forecast to occur. Listen for later forecasts and possible Red Flag Warnings. Heed all local fire restrictions. && 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. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ NVZ462-131200- /O.NEW.KVEF.FW.W.0012.210613T1900Z-210614T0400Z/ /O.NEW.KVEF.FW.A.0009.210614T1800Z-210615T0400Z/ Nye County Deserts/Las Vegas Dispatch- 152 PM PDT Sat Jun 12 2021 ...RED FLAG WARNING IN EFFECT FROM NOON TO 9 PM PDT SUNDAY FOR STRONG WINDS AND LOW HUMIDITY FOR MUCH OF SOUTH CENTRAL NYE COUNTY... ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR MUCH OF SOUTH CENTRAL NYE COUNTY... The National Weather Service in Las Vegas has issued a Red Flag Warning, which is in effect from noon to 9 PM PDT Sunday. A Fire Weather Watch has also been issued, which is in effect from Monday morning through Monday evening. * AFFECTED AREA...In Nevada...Fire weather zone 462. * TIMING...The combination of strong winds and low RH can be expected during the afternoon and early evening hours on Sunday and Monday. * WIND...South to southwest winds 15 to 25 mph with gusts of 30 to 40 mph. * HUMIDITY...Falling to 4 to 6 percent. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. A Fire Weather Watch means that critical fire weather conditions are forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ NVZ460-131200- /O.NEW.KVEF.FW.A.0009.210614T1800Z-210615T0400Z/ Esmeralda and Nye County Deserts/CNC Dispatch- 152 PM PDT Sat Jun 12 2021 ...FIRE WEATHER WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR MUCH OF ESMERALDA COUNTY... The National Weather Service in Las Vegas has issued a Fire Weather Watch, which is in effect from Monday morning through Monday evening. * AFFECTED AREA...In Nevada...Fire weather zone 460. * TIMING...The combination of strong winds and low RH can be expected during the afternoon and early evening hours on Monday. * WIND...South to southwest winds 15 to 25 mph with gusts of 30 to 40 mph. * HUMIDITY...Falling to 5 to 8 percent. * 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 forecast to occur. Listen for later forecasts and possible Red Flag Warnings. && $$ weather.gov/lasvegas
2 follow-up statements
966 WWUS85 KVEF 131001 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 301 AM PDT Sun Jun 13 2021 NVZ461>464-132200- /O.CON.KVEF.FW.W.0012.210613T1900Z-210614T0400Z/ /O.CON.KVEF.FW.A.0009.210614T1800Z-210615T0400Z/ Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch- Sheep Range-Spring Mountains- 301 AM PDT Sun Jun 13 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM PDT THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR THE SPRING MOUNTAINS AND SHEEP RANGE AND MUCH OF LINCOLN AND CENTRAL NYE COUNTIES... ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR THE SAME AREAS... * AFFECTED AREA...In Nevada...Fire weather zones 461, 462, 463 and 464. * TIMING...The combination of strong winds and low RH can be expected during the afternoon and early evening hours today and Monday. * WIND...South to southwest winds 15 to 25 mph with gusts of 30 to 40 mph. * HUMIDITY...Falling to 4 to 6 percent. * IMPACTS...A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. Any fires that develop will likely spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... Heed all fire restrictions and use extra caution with any ignition sources. && $$ NVZ460-132200- /O.CON.KVEF.FW.A.0009.210614T1800Z-210615T0400Z/ Esmeralda and Nye County Deserts/CNC Dispatch- 301 AM PDT Sun Jun 13 2021 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR ESMERALDA AND NYE COUNTY DESERTS... * AFFECTED AREA...In Nevada...Fire weather zone 460. * TIMING...The combination of strong winds and low RH can be expected during the afternoon and early evening hours on Monday. * WIND...southwest winds 15 to 25 mph with gusts of 30 to 40 mph. * HUMIDITY...Falling to 5 to 8 percent. * IMPACTS...A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. Any fires that develop will likely spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... Heed all fire restrictions and use extra caution with any ignition sources. && $$ weather.gov/lasvegas
046 WWUS85 KVEF 132017 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 117 PM PDT Sun Jun 13 2021 .Breezy afternoons combined with very low RH and very dry fuels will result in near-critical to critical fire weather conditions for parts of southern Nevada and southeastern California through Tuesday afternoon. NVZ461-462-141400- /O.UPG.KVEF.FW.A.0009.210614T1800Z-210615T0400Z/ /O.NEW.KVEF.FW.W.0013.210614T1800Z-210615T0400Z/ /O.NEW.KVEF.FW.W.0014.210615T1800Z-210616T0400Z/ /O.CON.KVEF.FW.W.0012.000000T0000Z-210614T0400Z/ Lincoln County/Ely Dispatch-Nye County Deserts/Las Vegas Dispatch- 117 PM PDT Sun Jun 13 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY NEVADA FIRE ZONES 461 AND 462... ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 9 PM PDT MONDAY AND TUESDAY AS WELL... The National Weather Service in Las Vegas has issued a new Red Flag Warning in addition to today's warning, which is in effect from 11 AM to 9 PM PDT Monday and Tuesday. * AFFECTED AREA...In Nevada...Fire weather zones 461 and 462. * TIMING...The combination of strong winds and low RH can be expected during the afternoon and early evening hours each afternoon today through Tuesday. * WIND...South to southwest winds 15 to 25 mph with gusts of 30 to 40 mph. * HUMIDITY...Falling to 4 to 6 percent. * IMPACTS...A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. Any fires that develop will likely spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... Heed all fire restrictions and use extra caution with any ignition sources. && PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ NVZ463-464-141400- /O.UPG.KVEF.FW.A.0009.210614T1800Z-210615T0400Z/ /O.NEW.KVEF.FW.W.0013.210614T1800Z-210615T0400Z/ /O.CON.KVEF.FW.W.0012.000000T0000Z-210614T0400Z/ Sheep Range-Spring Mountains- 117 PM PDT Sun Jun 13 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM PDT THIS EVENING FOR STRONG WINDS AND LOW HUMIDITY FOR THE SPRING MOUNTAINS AND SHEEP RANGE... ...ANOTHER RED FLAG WARNING WILL BE IN EFFECT FROM 11 AM TO 9 PM PDT MONDAY AS WELL... The National Weather Service in Las Vegas has issued a new Red Flag Warning in addition to today's warning, which is in effect from 11 AM to 9 PM PDT Monday. * AFFECTED AREA...In Nevada...Fire weather zones 463 and 464. * TIMING...The combination of strong winds and low RH can be expected during the afternoon and early evening hours today and Monday. * WIND...South to southwest winds 15 to 25 mph with gusts of 30 to 40 mph. * HUMIDITY...Falling to 4 to 6 percent. * IMPACTS...A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. Any fires that develop will likely spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... Heed all fire restrictions and use extra caution with any ignition sources. && 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. && $$ NVZ460-141400- /O.UPG.KVEF.FW.A.0009.210614T1800Z-210615T0400Z/ /O.NEW.KVEF.FW.W.0013.210614T1800Z-210615T0400Z/ /O.NEW.KVEF.FW.W.0014.210615T1800Z-210616T0400Z/ Esmeralda and Nye County Deserts/CNC Dispatch- 117 PM PDT Sun Jun 13 2021 ...RED FLAG WARNING IS IN EFFECT FROM 11AM UNTIL 9 PM PDT MONDAY FOR STRONG WINDS AND LOW HUMIDITY IN NEVADA FIRE ZONE 460... ...ANOTHER RED FLAG WARNING HAS BEEN ISSUED FROM 11 AM TO 9 PM PDT TUESDAY AS WELL... The National Weather Service in Las Vegas has issued a Red Flag Warning, which is in effect from 11 AM to 9 PM PDT Monday. A Red Flag Warning has also been issued from 11 AM to 9 PM PDT Tuesday. * TIMING...The combination of strong winds and low RH can be expected during the afternoon and early evening hours on Monday and Tuesday. * WIND...Southwest winds 15 to 25 mph with gusts of 30 to 40 mph. * HUMIDITY...Falling to 5 to 8 percent. * IMPACTS...A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. Any fires that develop will likely spread rapidly. PRECAUTIONARY/PREPAREDNESS ACTIONS... Heed all fire restrictions and use extra caution with any ignition sources. && PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now...or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ CAZ226-227-141400- /O.NEW.KVEF.FW.W.0013.210614T1800Z-210615T0400Z/ Owens Valley/Southern Inyo Forest-Death Valley National Park- 117 PM PDT Sun Jun 13 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 9 PM PDT MONDAY FOR STRONG WINDS AND LOW RELATIVE HUMIDITY IN CALIFORNIA ZONES 226 AND 227... The National Weather Service in Las Vegas has issued a Red Flag Warning, which is in effect from 11 AM to 9 PM PDT Monday. * AFFECTED AREA...In California...Fire weather zones 226 and 227. * TIMING...The combination of strong winds and low RH can be expected during the afternoon and early evening hours on Monday. * WIND...Southwest winds of 15 to 25 mph with gusts up to 40 mph in the desert valleys and gusts over 50 mph near ridgetops of the eastern Sierra. * HUMIDITY...5 to 15 percent. * IMPACTS...any fires that develop will likely spread rapidly due to high winds and very dry fuels. 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
The office that day
Everything else NWS Las Vegas, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 1:52 PM PDT | Fire Weather Watch | VEF | Clark, Esmeralda, Lincoln, Nye | 23 hr |
Nearby
Red Flag Warnings in Nevada, 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.