Alert archive / Nebraska / Red Flag Warnings in 2012
Red Flag Warning 21, NWS North Platte, NE
NWS North Platte, NE issued this red flag warning at May 27, 2012, 3:36 AM MDT for 11 counties in Nebraska. It took effect at May 27, 2012, 12:00 PM MDT. It was in force for 6 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 27, 2012, 3:36 AM MDT (09:36 UTC)
- In effect from
- May 27, 2012, 12:00 PM MDT
- Expired
- May 27, 2012, 6:00 PM MDT
- In force
- 6 hr
- Issued by
- NWS North Platte, NE
Counties Arthur County, NE, Chase County, NE, Cherry County, NE, Deuel County, NE, Garden County, NE, Grant County, NE, Hayes County, NE, Keith County, NE, Lincoln County, NE, Perkins County, NE, Sheridan County, NE
The radar
The North Platte radar (KLNX), 110 km from the middle of the area, began a volume at 09:38 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
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 9.6 hours before the alert went out and 95 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
- 624 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 3705 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
914 WWUS83 KLBF 270936 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 436 AM CDT SUN MAY 27 2012 ...DANGEROUS FIRE WEATHER CONDITIONS FOR WESTERN NEBRASKA TODAY... .DRY CONDITIONS OVER THE EASTERN NEBRASKA PANHANDLE AND SOUTHWEST NEBRASKA COMBINED WITH STRONG WESTERLY WINDS AND DRY AIR REDUCING MINIMUM RELATIVE HUMIDITY TO 10 TO 15 PERCENT WILL CREATE DANGEROUS FIRE WEATHER CONDITIONS THIS AFTERNOON. NEZ204-210-271745- /O.NEW.KLBF.FW.W.0021.120527T1800Z-120528T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN- 436 AM CDT SUN MAY 27 2012 /336 AM MDT SUN MAY 27 2012/ ...RED FLAG WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 7 PM CDT /6 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE ZONE 204 SOUTH OF HIGHWAY 2 AND FIRE ZONE 210 INCLUDING CHASE AND PERKINS COUNTIES... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 7 PM CDT /6 PM MDT/ THIS EVENING. * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN PANHANDLE/CRESCENT LAKE NWR AND FIRE WEATHER ZONE 210 FRENCHMAN BASIN. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. * TIMING...FROM NOON MDT THROUGH 6 PM MDT. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * TEMPERATURES...IN THE UPPER 70S TO LOWER 80S. * IMPACTS...ANY FIRES WHICH MAY DEVELOP LATER TODAY...HAVE A VERY HIGH POTENTIAL FOR EXPLOSIVE GROWTH. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/LBF
2 follow-up statements
240 WWUS83 KLBF 271801 AAA RFWLBF URGENT - FIRE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE NORTH PLATTE NE 101 PM CDT SUN MAY 27 2012 ...CRITICAL FIRE WEATHER CONDITIONS FOR WESTERN NEBRASKA TODAY... .DRY AIR OVER THE EASTERN NEBRASKA PANHANDLE AND SOUTHWEST NEBRASKA WILL COMBINED WITH STRONG WESTERLY WINDS TO CREATE CRITICAL FIRE WEATHER CONDITIONS THROUGH EARLY THIS EVENING. NEZ204-210-280000- /O.CON.KLBF.FW.W.0021.000000T0000Z-120528T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN- 101 PM CDT SUN MAY 27 2012 /1201 PM MDT SUN MAY 27 2012/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT /6 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE ZONE 204 SOUTH OF HIGHWAY 2 AND FIRE ZONE 210 INCLUDING CHASE AND PERKINS COUNTIES... * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN PANHANDLE/CRESCENT LAKE NWR AND FIRE WEATHER ZONE 210 FRENCHMAN BASIN. * WINDS...WEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH. * TIMING...THROUGH 6 PM MDT. * RELATIVE HUMIDITY...10 TO 15 PERCENT. * TEMPERATURES...IN THE MID 70S. * IMPACTS...ANY FIRES WHICH MAY DEVELOP TODAY...HAVE A VERY HIGH POTENTIAL FOR EXPLOSIVE GROWTH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ HTTP://WEATHER.GOV/LBF
515 WWUS83 KLBF 280000 AAA RFWLBF URGENT - FIRE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE NORTH PLATTE NE 700 PM CDT SUN MAY 27 2012 NEZ204-210-280100- /O.CAN.KLBF.FW.W.0021.000000T0000Z-120528T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN- 700 PM CDT SUN MAY 27 2012 /600 PM MDT SUN MAY 27 2012/ ...RED FLAG WARNING IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE ZONE 204 SOUTH OF HIGHWAY 2 AND FIRE ZONE 210 INCLUDING CHASE AND PERKINS COUNTIES... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS CANCELLED THE RED FLAG WARNING. WINDS SHOULD CONTINUE TO DECREASE BELOW 25 MPH THIS EVENING. LOCALLY A FEW AREAS MAY GUST TO 25 MPH BUT OVERALL CRITICAL FIRE DANGER WILL DECREASE THIS EVENING. $$ HTTP://WEATHER.GOV/LBF
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 7:50 PM MDT | Dense Fog Advisory | LBF | Cherry, Sheridan | 4 hr |
| May 26, 10:01 PM MDT | Wind Advisory | LBF | Arthur, Blaine, Chase, Custer, Deuel, Frontier and 13 more | 5 hr |
| May 27, 3:27 PM MDT | Severe Thunderstorm Warning | LBF | Wheeler | 24 min |
| May 27, 3:40 PM MDT | Severe Thunderstorm Warning | LBF | Holt, Wheeler | 29 min |
| May 27, 4:25 PM MDT | Severe Thunderstorm Warning | LBF | Wheeler | 35 min |
Nearby
Red Flag Warnings in Nebraska, 2012Every red flag warning in 2012
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.