Alert archive / Nevada / Red Flag Warnings in 2017
Red Flag Warning 10, NWS Las Vegas, NV
NWS Las Vegas, NV issued this red flag warning at May 30, 2017, 2:35 PM PDT for Nye County, Nevada. It took effect at May 31, 2017, 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
- May 30, 2017, 2:35 PM PDT (21:35 UTC)
- In effect from
- May 31, 2017, 11:00 AM PDT
- Expired
- May 31, 2017, 8:00 PM PDT
- In force
- 9 hr
- Issued by
- NWS Las Vegas, NV
County Nye County, NV
The nearest sounding before it
Las Vegas, NV (KVEF), launched 12:00Z, 9.6 hours before the alert went out and 203 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
- 4680 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- -56 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
121 WWUS85 KVEF 302135 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 235 PM PDT Tue May 30 2017 .Increasing winds will combine with continued hot and dry conditions, producing critical fire danger for portions of the southern Great Basin. NVZ462-310545- /O.NEW.KVEF.FW.W.0010.170531T1800Z-170601T0300Z/ Nye County Deserts/Las Vegas Dispatch- 235 PM PDT Tue May 30 2017 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 8 PM PDT WEDNESDAY FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONE 462... The National Weather Service in Las Vegas has issued a Red Flag Warning, which is in effect from 11 AM to 8 PM PDT Wednesday. * AFFECTED AREA...In Nevada...Fire weather zone 462. * TIMING...Winds will begin increasing with falling humidities by late morning, continue through the afternoon, with subsiding wind and recovering humidities after sunset. * WIND...South winds around 25 MPH with gusts around 35 MPH, locally higher possible. * HUMIDITY...Morning humidity around 30 percent falling to 10 percent or below by the afternoon. * 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. && $$ weather.gov/lasvegas
3 follow-up statements
465 WWUS85 KVEF 310502 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 1002 PM PDT Tue May 30 2017 .Increasing winds will combine with continued hot and dry conditions Wednesday, producing critical fire danger for portions of the southern Great Basin. NVZ462-311800- /O.CON.KVEF.FW.W.0010.170531T1800Z-170601T0300Z/ Nye County Deserts/Las Vegas Dispatch- 1002 PM PDT Tue May 30 2017 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 8 PM PDT WEDNESDAY FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONE 462... * AFFECTED AREA...In Nevada...Fire weather zone 462. * TIMING...Winds will begin increasing with falling humidities by late morning, continue through the afternoon, with subsiding wind and recovering humidities after sunset. * WIND...South winds around 25 MPH with gusts around 35 MPH, locally higher possible. * HUMIDITY...Morning humidity around 30 percent falling to 10 percent or below by the afternoon. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now....or will shortly. A combination of strong winds...low relative humidity...and warm temperatures can contribute to extreme fire behavior. && $$ weather.gov/lasvegas
110 WWUS85 KVEF 311726 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 1026 AM PDT Wed May 31 2017 .Increasing winds will combine with continued hot and dry conditions today, producing critical fire danger for portions of the southern Great Basin. NVZ462-010300- /O.CON.KVEF.FW.W.0010.170531T1800Z-170601T0300Z/ Nye County Deserts/Las Vegas Dispatch- 1026 AM PDT Wed May 31 2017 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONE 462... * AFFECTED AREA...In Nevada...Fire weather zone 462. * TIMING...Winds will begin increasing with falling humidities by late morning, continue through the afternoon, with subsiding wind and recovering humidities after sunset. * WIND...South winds around 25 MPH with gusts around 35 MPH, locally higher possible. * HUMIDITY...Morning humidity around 30 percent falling to 10 percent or below by the afternoon. * 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. && $$ weather.gov/lasvegas
373 WWUS85 KVEF 010252 RFWVEF URGENT - FIRE WEATHER MESSAGE National Weather Service Las Vegas NV 752 PM PDT Wed May 31 2017 NVZ462-010400- /O.EXP.KVEF.FW.W.0010.000000T0000Z-170601T0300Z/ Nye County Deserts/Las Vegas Dispatch- 752 PM PDT Wed May 31 2017 ...RED FLAG WARNING WILL EXPIRE AT 8 PM PDT THIS EVENING FOR STRONG WINDS AND LOW RH FOR FIRE WEATHER ZONE 462... Wind speeds have started to diminish while relative humidity values are forecast to recover above 30 percent overnight. The Red Flag Warning will expire at 8 pm PDT. $$ weather.gov/lasvegas
Nearby
Red Flag Warnings in Nevada, 2017Every red flag warning in 2017
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.