Alert archive / Nebraska / Red Flag Warnings in 2011
Red Flag Warning 15, NWS North Platte, NE
NWS North Platte, NE issued this red flag warning at Nov 25, 2011, 2:34 PM MST for 24 counties in Nebraska. It took effect at Nov 26, 2011, 11:00 AM MST. It was in force for 6 hr. 3 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Nov 25, 2011, 2:34 PM MST (21:34 UTC)
- In effect from
- Nov 26, 2011, 11:00 AM MST
- Expired
- Nov 26, 2011, 5:00 PM MST
- In force
- 6 hr
- Issued by
- NWS North Platte, NE
All 24 counties
Arthur County, NE, Blaine County, NE, Brown County, NE, Chase County, NE, Cherry County, NE, Custer County, NE, Deuel County, NE, Frontier County, NE, Garden County, NE, Garfield County, NE, Grant County, NE, Hayes County, NE, Holt County, NE, Hooker County, NE, Keith County, NE, Lincoln County, NE, Logan County, NE, Loup County, NE, McPherson County, NE, Perkins County, NE, Rock County, NE, Sheridan County, NE, Thomas County, NE, Wheeler County, NE
The radar
The North Platte radar (KLNX), 37 km from the middle of the area, began a volume at 21:33 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 26, 11:15 AM MST | HIGH SUST WINDS 47 | Thedford, NE | |
| Nov 26, 12:44 PM MST | NON-TSTM WND GST 55 | North Platte, NE | |
| Nov 26, 3:30 PM MST | NON-TSTM WND GST 50 | 8 Wsw Callaway, NE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.6 hours before the alert went out and 57 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
- 3051 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
632 WWUS83 KLBF 252134 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 334 PM CST FRI NOV 25 2011 ...EXTREME FIRE DANGER SATURDAY AFTERNOON... .VERY STRONG WINDS AND LOW RELATIVE HUMIDITY WILL COMBINE WITH DRY FUELS ON SATURDAY AFTERNOON TO LEAD TO EXTREME FIRE WEATHER CONDITIONS ACROSS MUCH OF WESTERN AND NORTH CENTRAL NEBRASKA. ALTHOUGH HIGH TEMPERATURES WILL ONLY BE IN THE UPPER 30S TO LOWER 40S...DRY AIR WILL CAUSE RELATIVE HUMIDITY TO DROP TO 15 TO 25 PERCENT IN THE AFTERNOON. THE DRY CONDITIONS...ALONG WITH THE VERY DRY FUELS AND STRONG WINDS...WILL LEAD TO ANY FIRES HAVING THE POTENTIAL TO SPREAD RAPIDLY. NEZ204-206-209-210-219-260545- /O.UPG.KLBF.FW.A.0009.111126T1800Z-111127T0000Z/ /O.NEW.KLBF.FW.W.0015.111126T1800Z-111127T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST-LOUP RIVERS BASIN- FRENCHMAN BASIN-LOESS PLAINS- 334 PM CST FRI NOV 25 2011 /234 PM MST FRI NOV 25 2011/ ...RED FLAG WARNING IN EFFECT FROM NOON CST /11 AM MST/ TO 6 PM CST /5 PM MST/ SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR LOCATIONS SOUTH OF A LINE FROM MERRIMAN TO AINSWORTH TO ONEILL... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM NOON CST /11 AM MST/ TO 6 PM CST /5 PM MST/ SATURDAY. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN PANHANDLE/CRESCENT LAKE NWR...FIRE WEATHER ZONE 206 SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST...FIRE WEATHER ZONE 209 LOUP RIVERS BASIN...FIRE WEATHER ZONE 210 FRENCHMAN BASIN AND FIRE WEATHER ZONE 219 LOESS PLAINS. * WINDS...NORTHWEST 35 TO 45 MPH WITH GUSTS UP TO 60 MPH. * RELATIVE HUMIDITY...AS LOW AS 18 PERCENT. * IMPACTS...DRY VEGETATION WILL COMBINE WITH THESE WEATHER CONDITIONS TO PROMOTE EXTREME FIRE BEHAVIOR. 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 BROOKS
3 follow-up statements
210 WWUS83 KLBF 261051 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 451 AM CST SAT NOV 26 2011 ...EXTREME FIRE DANGER THIS AFTERNOON... .VERY STRONG NORTHWEST WINDS AND LOW RELATIVE HUMIDITY VALUES WILL COMBINE WITH DRY FUELS DURING THE AFTERNOON HOURS TO LEAD TO EXTREME FIRE WEATHER CONDITIONS ACROSS MUCH OF WESTERN AND NORTH CENTRAL NEBRASKA. ALTHOUGH HIGH TEMPERATURES WILL ONLY BE IN THE UPPER 30S TO LOWER 40S...DRY AIR WILL CAUSE RELATIVE HUMIDITY VALUES TO DROP TO 15 TO 25 PERCENT IN THE AFTERNOON. THE DRY CONDITIONS...ALONG WITH THE VERY DRY FUELS AND STRONG WINDS...WILL LEAD TO ANY FIRES HAVING THE POTENTIAL TO SPREAD RAPIDLY. NEZ204-206-209-210-219-270000- /O.CON.KLBF.FW.W.0015.111126T1800Z-111127T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST-LOUP RIVERS BASIN- FRENCHMAN BASIN-LOESS PLAINS- 451 AM CST SAT NOV 26 2011 /351 AM MST SAT NOV 26 2011/ ...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CST /11 AM MST/ TODAY TO 6 PM CST /5 PM MST/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR LOCATIONS SOUTH OF A LINE FROM MERRIMAN TO AINSWORTH TO ONEILL... A RED FLAG WARNING REMAINS IN EFFECT FROM NOON CST /11 AM MST/ TODAY TO 6 PM CST /5 PM MST/ THIS EVENING. * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN PANHANDLE/CRESCENT LAKE NWR...FIRE WEATHER ZONE 206 SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST...FIRE WEATHER ZONE 209 LOUP RIVERS BASIN...FIRE WEATHER ZONE 210 FRENCHMAN BASIN AND FIRE WEATHER ZONE 219 LOESS PLAINS. * WINDS...NORTHWEST 35 TO 45 MPH WITH GUSTS UP TO 60 MPH. * RELATIVE HUMIDITY...AROUND 20 PERCENT. * IMPACTS...DRY VEGETATION WILL COMBINE WITH THESE WEATHER CONDITIONS TO PROMOTE EXTREME FIRE BEHAVIOR. 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
158 WWUS83 KLBF 261813 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 1213 PM CST SAT NOV 26 2011 ...FIRE DANGER TO REACH CRITICAL LEVELS THIS AFTERNOON... .DRY AIR HAD STARTED TO MOVE INTO NEBRASKA SATURDAY MORNING WHICH WAS CAUSING RELATIVE HUMIDITY TO DROP INTO THE 20 TO 30 PERCENT RANGE OVER PARTS OF WESTERN AND NORTH CENTRAL NEBRASKA BY EARLY AFTERNOON. RELATIVE HUMIDITY WILL CONTINUE TO DROP THROUGH THE AFTERNOON AS DRY AIR CONTINUES TO FILTER INTO THE AREA AND AS TEMPERATURES RISE ANOTHER FEW DEGREES. ALSO...SUSTAINED WINDS ACROSS MUCH OF THE AREA HAVE BEEN BLOWING AT 30 TO 40 MPH WITH GUSTS TO 60 MPH. THESE STRONG WINDS WILL CONTINUE THROUGH THE AFTERNOON AND COMBINE WITH THE LOW RELATIVE HUMIDITY AND VERY DRY FUELS TO CREATE EXTREME FIRE DANGER THIS AFTERNOON. ANY FIRES WILL HAVE THE POTENTIAL FOR RAPID SPREAD. NEZ204-206-209-210-219-270000- /O.CON.KLBF.FW.W.0015.000000T0000Z-111127T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST-LOUP RIVERS BASIN- FRENCHMAN BASIN-LOESS PLAINS- 1213 PM CST SAT NOV 26 2011 /1113 AM MST SAT NOV 26 2011/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM MST/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR LOCATIONS SOUTH OF A LINE FROM MERRIMAN TO AINSWORTH TO ONEILL... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST /5 PM MST/ THIS EVENING. * AFFECTED AREA...IN NEBRASKA...FIRE WEATHER ZONE 204 EASTERN PANHANDLE/CRESCENT LAKE NWR...FIRE WEATHER ZONE 206 SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST...FIRE WEATHER ZONE 209 LOUP RIVERS BASIN...FIRE WEATHER ZONE 210 FRENCHMAN BASIN AND FIRE WEATHER ZONE 219 LOESS PLAINS. * WINDS...NORTHWEST 35 TO 45 MPH WITH GUSTS UP TO 60 MPH. * RELATIVE HUMIDITY...AS LOW AS 22 PERCENT. * IMPACTS...DRY VEGETATION WILL COMBINE WITH THESE WEATHER CONDITIONS TO PROMOTE EXTREME FIRE BEHAVIOR. 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. && $$ BROOKS HTTP://WEATHER.GOV/LBF
446 WWUS83 KLBF 270008 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 608 PM CST SAT NOV 26 2011 NEZ204-206-209-210-219-270115- /O.EXP.KLBF.FW.W.0015.000000T0000Z-111127T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST-LOUP RIVERS BASIN- FRENCHMAN BASIN-LOESS PLAINS- 608 PM CST SAT NOV 26 2011 /508 PM MST SAT NOV 26 2011/ ...RED FLAG WARNING HAS EXPIRED FOR WIND AND LOW RELATIVE HUMIDITY FOR WESTERN AND NORTH CENTRAL NEBRASKA... THE RED FLAG WARNING IS NO LONGER IN EFFECT. WIND HAD DECREASED TO LESS THAN 20 MPH AND RELATIVE HUMIDITY HAD INCREASED TO ABOVE CRITICAL THRESHOLDS. $$ 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 |
|---|---|---|---|---|
| Nov 25, 3:35 AM MST | Fire Weather Watch | LBF | Arthur, Blaine, Brown, Chase, Cherry, Custer and 18 more | 11 hr |
| Nov 25, 2:14 PM MST | High Wind Warning | LBF | Arthur, Blaine, Boyd, Brown, Chase, Cherry and 20 more | 24 hr |
Nearby
Red Flag Warnings in Nebraska, 2011Every red flag warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.