Alert archive / Nebraska / Red Flag Warnings in 2012
Red Flag Warning 30, NWS North Platte, NE
NWS North Platte, NE issued this red flag warning at Aug 6, 2012, 2:47 AM MDT for 26 counties in Nebraska. It took effect at Aug 6, 2012, 11:00 AM MDT. It was in force for 11 hr. 7 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
- Aug 6, 2012, 2:47 AM MDT (08:47 UTC)
- In effect from
- Aug 6, 2012, 11:00 AM MDT
- Expired
- Aug 6, 2012, 9:53 PM MDT
- In force
- 11 hr
- Issued by
- NWS North Platte, NE
All 26 counties
Arthur County, NE, Blaine County, NE, Boyd 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, Keya Paha 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), 25 km from the middle of the area, began a volume at 08:53 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 |
|---|---|---|---|
| Aug 6, 6:35 PM MDT | HAIL 1.25 | 5 S Ringgold, NE | |
| Aug 6, 7:42 PM MDT | HAIL 0.5 | 5 S Ringgold, NE | |
| Aug 6, 7:47 PM MDT | HAIL 0.75 | 13 N Almeria, NE | |
| Aug 6, 8:06 PM MDT | TSTM WND GST 60 | 3 N North Platte, NE | OFF DUTY NWS EMPLOYEE ESTIMATED 60 MPH THUNDERSTORM WIND GUST. |
| Aug 6, 8:10 PM MDT | TSTM WND GST 60 | 6 N North Platte, NE | EMERGENCY MANAGER ESTIMATED THUNDERSTORM WIND GUST SPEED TO 60 MPH ALONG WITH SOME PEA SIZED HAI. |
| Aug 6, 8:16 PM MDT | HAIL 0.75 | 10 N North Platte, NE | |
| Aug 6, 8:45 PM MDT | HEAVY RAIN 0.33 | 3 Ene North Platte, 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 00:00Z, 8.8 hours before the alert went out and 67 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
- 2930 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
182 WWUS83 KLBF 060847 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 347 AM CDT MON AUG 6 2012 ...RED FLAG WARNING FOR THUNDERSTORMS WITH DRY LIGHTNING... .TEMPERATURES AROUND 100 DEGREES THIS AFTERNOON WILL COMBINE WITH LOW DEWPOINTS TO DROP RELATIVE HUMIDITY TO 10 TO 20 PERCENT ACROSS ALL OF WESTERN AND NORTH CENTRAL NEBRASKA. SOUTHERLY WINDS WILL INCREASE THROUGH THE DAY TO 10 TO 20 MPH WITH GUSTS AROUND 25 MPH AHEAD OF A WEAK COOL FRONTAL PASSAGE. WINDS WILL SWITCH TO THE NORTH OR NORTHWEST BEHIND THE FRONT. THERE IS A THREAT FOR DRY LIGHTNING AS ISOLATED TO SCATTERED STORMS DEVELOP ALONG THE FRONT IN THE AFTERNOON. DRY AIR BELOW THE STORMS WILL PROHIBIT MUCH RAIN FROM REACHING THE GROUND SO ANY LIGHTNING STRIKES WILL HAVE THE POSSIBILITY OF STARTING FIRES. ERRATIC WINDS FROM THUNDERSTORMS...GUSTY WINDS AND LOW HUMIDITY WILL CAUSE EXTREME FIRE BEHAVIOR. NEZ204-206-208>210-219-070500- /O.UPG.KLBF.FW.A.0018.120806T1700Z-120807T0500Z/ /O.NEW.KLBF.FW.W.0030.120806T1700Z-120807T0500Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST- NIOBRARA VALLEY/FORT NIOBRARA NWR-LOUP RIVERS BASIN- FRENCHMAN BASIN-LOESS PLAINS- 347 AM CDT MON AUG 6 2012 /247 AM MDT MON AUG 6 2012/ ...RED FLAG WARNING IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY TO MIDNIGHT CDT /11 PM MDT/ TONIGHT FOR THUNDERSTORMS WITH DRY LIGHTNING FOR ALL OF WESTERN AND NORTH CENTRAL NEBRASKA... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED FLAG WARNING FOR THUNDERSTORMS...WHICH IS IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY TO MIDNIGHT CDT /11 PM MDT/ TONIGHT. 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 208 NIOBRARA VALLEY/FORT NIOBRARA NWR...FIRE WEATHER ZONE 209 LOUP RIVERS BASIN...FIRE WEATHER ZONE 210 FRENCHMAN BASIN AND FIRE WEATHER ZONE 219 LOESS PLAINS. * WINDS...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * THUNDERSTORMS..ISOLATED HIGH BASED THUNDERSTORMS WITH DRY LIGHTNING WILL DEVELOP ALONG A WEAK COLD FRONT IN THE AFTERNOON AND EVENING HOURS. THREATS FROM ANY STORMS WILL BE STRONG ERRATIC WINDS AND DRY LIGHTNING. * IMPACTS...THE COMBINATION OF DRY FUELS...LOW RELATIVE HUMIDITY AND GUSTY WINDS WILL PROMOTE EXPLOSIVE FIRE GROWTH THIS AFTERNOON AND EVENING. UNDER THESE CONDITIONS...FIRES COULD ESCAPE CONTROL VERY QUICKLY. 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
3 follow-up statements
315 WWUS83 KLBF 061708 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 1208 PM CDT MON AUG 6 2012 ...HOT AND DRY TODAY WITH THUNDERSTORMS THIS AFTERNOON AND EVENING... .TEMPERATURES THIS AFTERNOON WILL TOP OUT AROUND 100 DEGREES THIS AND WITH LOW DEWPOINTS...RELATIVE HUMIDITY WILL DROP TO 10 TO 20 PERCENT ACROSS ALL OF WESTERN AND NORTH CENTRAL NEBRASKA. SOUTHERLY WINDS WILL BLOW AT 10 TO 20 MPH WITH GUSTS AROUND 25 MPH AHEAD OF A WEAK COOL FRONTAL PASSAGE. WINDS BEHIND THE FRONT WILL SWITCH TO THE NORTH OR NORTHWEST. THERE IS A THREAT FOR DRY LIGHTNING AS ISOLATED TO SCATTERED STORMS DEVELOP ALONG THE FRONT LATER THIS AFTERNOON AND THIS EVENING. DRY AIR BELOW THE STORMS WILL PROHIBIT MUCH RAIN FROM REACHING THE GROUND SO ANY LIGHTNING STRIKES WILL HAVE THE POSSIBILITY OF STARTING FIRES. ERRATIC AND GUSTY WINDS FROM THUNDERSTORMS...AND LOW HUMIDITY WILL CAN ALSO CAUSE EXTREME FIRE BEHAVIOR. NEZ204-206-208>210-219-070115- /O.CON.KLBF.FW.W.0030.000000T0000Z-120807T0500Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST- NIOBRARA VALLEY/FORT NIOBRARA NWR-LOUP RIVERS BASIN- FRENCHMAN BASIN-LOESS PLAINS- 1208 PM CDT MON AUG 6 2012 /1108 AM MDT MON AUG 6 2012/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT /11 PM MDT/ TONIGHT FOR THUNDERSTORMS WITH DRY LIGHTNING FOR ALL OF WESTERN AND NORTH CENTRAL NEBRASKA... * 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 208 NIOBRARA VALLEY/FORT NIOBRARA NWR...FIRE WEATHER ZONE 209 LOUP RIVERS BASIN...FIRE WEATHER ZONE 210 FRENCHMAN BASIN AND FIRE WEATHER ZONE 219 LOESS PLAINS. * WINDS...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * THUNDERSTORMS..ISOLATED HIGH BASED THUNDERSTORMS WITH DRY LIGHTNING WILL DEVELOP ALONG A WEAK COLD FRONT IN THE AFTERNOON AND EVENING HOURS. THREATS FROM ANY STORMS WILL BE STRONG ERRATIC WINDS AND DRY LIGHTNING. * IMPACTS...THE COMBINATION OF DRY FUELS...LOW RELATIVE HUMIDITY AND GUSTY WINDS WILL PROMOTE EXPLOSIVE FIRE GROWTH THIS AFTERNOON AND EVENING. UNDER THESE CONDITIONS...FIRES COULD ESCAPE CONTROL VERY QUICKLY. 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
878 WWUS83 KLBF 062122 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 422 PM CDT MON AUG 6 2012 ...HOT AND DRY WITH THUNDERSTORMS THIS EVENING... .TEMPERATURES HAVE REACHED THE UPPER 90S TO 102 DEGREES ACROSS WESTERN AND NORTH CENTRAL NEBRASKA THIS AFTERNOON. THE HOT AIR HAS COMBINED WITH DRY AIR TO CREATE LOW RELATIVE HUMIDITY ACROSS MUCH OF THE AREA. LOWEST HUMIDITY WAS BEING OBSERVED BEHIND A FRONT WHICH WAS LOCATED FROM LISCO TO WOOD LAKE. THESE AREAS ALSO SAW BREEZY NORTHERLY WINDS. AHEAD OF THE FRONT TO THE SOUTHEAST SOUTHERLY WINDS WERE OBSERVED WITH SLIGHTLY HIGHER HUMIDITY. THERE CONTINUES TO BE A THREAT FOR DRY LIGHTNING AS ISOLATED TO SCATTERED STORMS DEVELOP ALONG THE FRONT THROUGH THIS EVENING. DRY AIR BELOW THE STORMS WILL PROHIBIT MUCH RAIN FROM REACHING THE GROUND SO ANY LIGHTNING STRIKES WILL HAVE THE POSSIBILITY OF STARTING FIRES. ERRATIC AND GUSTY WINDS FROM THUNDERSTORMS...AND LOW HUMIDITY WILL CAN ALSO CAUSE EXTREME FIRE BEHAVIOR. NEZ204-206-208>210-219-070500- /O.CON.KLBF.FW.W.0030.000000T0000Z-120807T0500Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST- NIOBRARA VALLEY/FORT NIOBRARA NWR-LOUP RIVERS BASIN- FRENCHMAN BASIN-LOESS PLAINS- 422 PM CDT MON AUG 6 2012 /322 PM MDT MON AUG 6 2012/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT /11 PM MDT/ TONIGHT FOR THUNDERSTORMS WITH DRY LIGHTNING FOR ALL OF WESTERN AND NORTH CENTRAL NEBRASKA... * 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 208 NIOBRARA VALLEY/FORT NIOBRARA NWR...FIRE WEATHER ZONE 209 LOUP RIVERS BASIN...FIRE WEATHER ZONE 210 FRENCHMAN BASIN AND FIRE WEATHER ZONE 219 LOESS PLAINS. * WINDS...SOUTHEAST 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 10 PERCENT. * THUNDERSTORMS..ISOLATED HIGH BASED THUNDERSTORMS WITH DRY LIGHTNING WILL DEVELOP ALONG A WEAK COLD FRONT IN THE AFTERNOON AND EVENING HOURS. THREATS FROM ANY STORMS WILL BE STRONG ERRATIC WINDS AND DRY LIGHTNING. * IMPACTS...THE COMBINATION OF DRY FUELS...LOW RELATIVE HUMIDITY AND GUSTY WINDS WILL PROMOTE EXPLOSIVE FIRE GROWTH THIS AFTERNOON AND EVENING. UNDER THESE CONDITIONS...FIRES COULD ESCAPE CONTROL VERY QUICKLY. 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. && $$ HTTP://WEATHER.GOV/LBF BROOKS
198 WWUS83 KLBF 070353 AAA RFWLBF URGENT - FIRE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE NORTH PLATTE NE 1053 PM CDT MON AUG 6 2012 NEZ204-206-208>210-219-070500- /O.CAN.KLBF.FW.W.0030.000000T0000Z-120807T0500Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST- NIOBRARA VALLEY/FORT NIOBRARA NWR-LOUP RIVERS BASIN- FRENCHMAN BASIN-LOESS PLAINS- 1053 PM CDT MON AUG 6 2012 /953 PM MDT MON AUG 6 2012/ ...RED FLAG WARNING IS CANCELLED FOR THUNDERSTORMS WITH DRY LIGHTNING FOR ALL OF WESTERN AND NORTH CENTRAL NEBRASKA... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS CANCELLED THE RED FLAG WARNING. ALL INDICATIONS ARE THE THREAT OF DRY LIGHTNING HAS ENDED. WINDS AND RELATIVE HUMIDITY HAVE RECOVERED ALSO. ISOLATED THUNDERSTORMS MAY CONTINUE OVERNIGHT BUT FIRE DANGER IS NO LONGER CRITICAL. $$ HTTP://WEATHER.GOV/LBF
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.