Alert archive / Nevada / Red Flag Warnings in 2021
Red Flag Warning 11, NWS Elko, NV
NWS Elko, NV issued this red flag warning at Aug 16, 2021, 2:04 PM PDT for 6 counties in Nevada. It took effect at Aug 17, 2021, 11:00 AM PDT. It was in force for 10 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
- Aug 16, 2021, 2:04 PM PDT (21:04 UTC)
- In effect from
- Aug 17, 2021, 11:00 AM PDT
- Expired
- Aug 17, 2021, 8:38 PM PDT
- In force
- 10 hr
- Issued by
- NWS Elko, NV
Counties Elko County, NV, Eureka County, NV, Humboldt County, NV, Lander County, NV, Nye County, NV, White Pine County, NV
The radar
The Elko radar (KLRX), 91 km from the middle of the area, began a volume at 21:07 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
Elko, NV (KLKN), launched 12:00Z, 9.1 hours before the alert went out and 207 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
- 3634 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 0 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
909 WWUS85 KLKN 162104 RFWLKN URGENT - FIRE WEATHER MESSAGE National Weather Service Elko NV 204 PM PDT Mon Aug 16 2021 NVZ424-426-427-437-438-469-470-171515- /O.UPG.KLKN.FW.A.0008.210817T1800Z-210818T0600Z/ /O.NEW.KLKN.FW.W.0011.210817T1800Z-210818T0600Z/ Southeastern Humboldt County and northern Lander County- Northern Nye County-Mojave-Central Nevada-Toiyabe-Humboldt County- Quinn-W Elko County, N Eureka and Lander Counties N of I80- Central Elko County-Eastern Elko County- 204 PM PDT Mon Aug 16 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM TO 11 PM PDT TUESDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 424, 426, 427, 437, 438, 469, AND 470... The National Weather Service in Elko has issued a Red Flag Warning for gusty winds and low relative humidity, which is in effect from 11 AM to 11 PM PDT Tuesday. The Fire Weather Watch is no longer in effect. * Affected Area...Fire Weather Zone 424 Southeastern Humboldt County and northern Lander County, Fire Weather Zone 426 Northern Nye County-Mojave, Fire Weather Zone 427 Central Nevada-Toiyabe, Fire Weather Zone 437 Humboldt County-Quinn, Fire Weather Zone 438 W Elko County, N Eureka and Lander Counties N of I80, Fire Weather Zone 469 Central Elko County and Fire Weather Zone 470 Eastern Elko County. * Winds...West 15 to 25 mph with gusts up to 35 mph. * Relative Humidity...As low as 9 percent. * Impacts...The combination of gusty winds and low humidity will create critical fire weather 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. && $$
4 follow-up statements
187 WWUS85 KLKN 170953 RFWLKN URGENT - FIRE WEATHER MESSAGE National Weather Service Elko NV 253 AM PDT Tue Aug 17 2021 NVZ424-426-427-437-438-469-470-180400- /O.CON.KLKN.FW.W.0011.210817T1800Z-210818T0600Z/ Southeastern Humboldt County and northern Lander County- Northern Nye County-Mojave-Central Nevada-Toiyabe-Humboldt County- Quinn-W Elko County, N Eureka and Lander Counties N of I80- Central Elko County-Eastern Elko County- 253 AM PDT Tue Aug 17 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 11 PM PDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 424, 426, 427, 437, 438, 469, AND 470... * Affected Area...Fire Weather Zone 424 Southeastern Humboldt County and northern Lander County, Fire Weather Zone 426 Northern Nye County-Mojave, Fire Weather Zone 427 Central Nevada-Toiyabe, Fire Weather Zone 437 Humboldt County-Quinn, Fire Weather Zone 438 W Elko County, N Eureka and Lander Counties N of I80, Fire Weather Zone 469 Central Elko County and Fire Weather Zone 470 Eastern Elko County. * Winds...West 15 to 25 mph with gusts up to 35 mph. * Relative Humidity...As low as 9 percent. * Impacts...The combination of gusty winds and low humidity will create critical fire weather conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A red flag warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$
804 WWUS85 KLKN 171502 RFWLKN URGENT - FIRE WEATHER MESSAGE National Weather Service Elko NV 802 AM PDT Tue Aug 17 2021 NVZ425-172315- /O.EXA.KLKN.FW.W.0011.210817T1800Z-210818T0600Z/ White Pine and Northeast Nye Counties- 802 AM PDT Tue Aug 17 2021 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 11 PM PDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 425... The National Weather Service in Elko has issued a Red Flag Warning, which is in effect from 11 AM this morning to 11 PM PDT this evening. * Affected Area...Fire Weather Zone 425 (mostly the northwestern half of the zone). * Winds...West 15 to 25 mph with gusts up to 35 mph. * Relative Humidity...As low as 9 percent. * Impacts...The combination of gusty winds and low humidity will create critical fire weather conditions. In addition, thunderstorms are likely in southeastern part of zone, particularly along and south of a Currant Summit to Ely to Kern Mountains. Some of these could product gusty winds and small hail. 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. && $$ NVZ424-426-427-437-438-469-470-172315- /O.CON.KLKN.FW.W.0011.210817T1800Z-210818T0600Z/ Southeastern Humboldt County and northern Lander County- Northern Nye County-Mojave-Central Nevada-Toiyabe-Humboldt County- Quinn-W Elko County, N Eureka and Lander Counties N of I80- Central Elko County-Eastern Elko County- 802 AM PDT Tue Aug 17 2021 ...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 11 PM PDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 424, 426, 427, 437, 438, 469, AND 470... * Affected Area...Fire Weather Zone 424 Southeastern Humboldt County and northern Lander County, Fire Weather Zone 426 Northern Nye County-Mojave, Fire Weather Zone 427 Central Nevada-Toiyabe, Fire Weather Zone 437 Humboldt County-Quinn, Fire Weather Zone 438 W Elko County, N Eureka and Lander Counties N of I80, Fire Weather Zone 469 Central Elko County and Fire Weather Zone 470 Eastern Elko County. * Winds...West 15 to 25 mph with gusts up to 35 mph. * Relative Humidity...As low as 9 percent. * Impacts...The combination of gusty winds and low humidity will create critical fire weather conditions. In addition some thunderstorms are likely near border of zones 426 and 425 this afternoon. PRECAUTIONARY/PREPAREDNESS ACTIONS... A red flag warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$
864 WWUS85 KLKN 172143 RFWLKN URGENT - FIRE WEATHER MESSAGE National Weather Service Elko NV 243 PM PDT Tue Aug 17 2021 NVZ424>427-437-438-469-470-180600- /O.CON.KLKN.FW.W.0011.000000T0000Z-210818T0600Z/ Southeastern Humboldt County and northern Lander County- White Pine and Northeast Nye Counties-Northern Nye County-Mojave- Central Nevada-Toiyabe-Humboldt County-Quinn- W Elko County, N Eureka and Lander Counties N of I80- Central Elko County-Eastern Elko County- 243 PM PDT Tue Aug 17 2021 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 11 PM PDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 424, 426, 427, 437, 438, 469, AND 470... * Affected Area...Fire Weather Zone 424 Southeastern Humboldt County and northern Lander County, Fire Weather Zone 425 White Pine and Northeast Nye Counties, Fire Weather Zone 426 Northern Nye County-Mojave, Fire Weather Zone 427 Central Nevada-Toiyabe, Fire Weather Zone 437 Humboldt County-Quinn, Fire Weather Zone 438 W Elko County, N Eureka and Lander Counties N of I80, Fire Weather Zone 469 Central Elko County and Fire Weather Zone 470 Eastern Elko County. * Winds...West 15 to 25 mph with gusts up to 40 mph. * Relative Humidity...As low as 10 percent. * Impacts...The combination of gusty winds and low humidity will create critical fire weather conditions. In addition some thunderstorms are likely near border of zones 426 and 425 this afternoon. 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. && $$
029 WWUS85 KLKN 180338 RFWLKN URGENT - FIRE WEATHER MESSAGE National Weather Service Elko NV 838 PM PDT Tue Aug 17 2021 NVZ424>427-437-438-469-470-180445- /O.CAN.KLKN.FW.W.0011.000000T0000Z-210818T0600Z/ Southeastern Humboldt County and northern Lander County- White Pine and Northeast Nye Counties-Northern Nye County-Mojave- Central Nevada-Toiyabe-Humboldt County-Quinn- W Elko County, N Eureka and Lander Counties N of I80- Central Elko County-Eastern Elko County- 838 PM PDT Tue Aug 17 2021 ...RED FLAG WARNING IS CANCELLED FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 424, 425, 426, 427, 437, 438, 469, AND 470... The National Weather Service in Elko has cancelled the Red Flag Warning. While winds will remain gusty in areas into the early night, in general they have decreased to below Warning criteria as the Relative Humidity rises as well. Therefore the Red Flag warning has been cancelled. $$ 90
The office that day
Everything else NWS Elko, NV issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 3:43 PM PDT | Special Weather Statement | LKN | Humboldt | 32 min |
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.