Alert archive / Nebraska / Red Flag Warnings in 2012
Red Flag Warning 27, NWS North Platte, NE
NWS North Platte, NE issued this red flag warning at Jul 22, 2012, 2:32 AM MDT for 26 counties in Nebraska. It took effect at Jul 22, 2012, 11:00 AM MDT. It was in force for 10 hr. 1 report 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
- Jul 22, 2012, 2:32 AM MDT (08:32 UTC)
- In effect from
- Jul 22, 2012, 11:00 AM MDT
- Expired
- Jul 22, 2012, 9:00 PM MDT
- In force
- 10 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 08:34 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 |
|---|---|---|---|
| Jul 22, 6:22 PM MDT | WILDFIRE | 19 Nne Rushville, NE | DRY LIGHTNING SPARKED WILDFIRE. |
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, 8.5 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
- 517 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 3532 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -15 m²/s²
- 0-3 km storm-relative helicity
- -13 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
704 WWUS83 KLBF 220832 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 332 AM CDT SUN JUL 22 2012 ...CRITICAL FIRE DANGER EXPECTED THIS AFTERNOON THROUGH THIS EVENING... .VERY WARM DRY AIR WILL CONTINUE ACROSS WESTERN AND NORTH CENTRAL NEBRASKA. A STATIONARY FRONT ACROSS NORTHERN NEBRASKA WILL PROVIDE FOCUS FOR THUNDERSTORMS. SOME WHICH WILL BE CAPABLE OF PRODUCING DRY LIGHTNING AND WILDFIRES. THE FRONT IS EXPECTED TO MEANANDER NORTH AND SOUTH...ALONG THE SNAKE RIVER AND NIOBRARA RIVER VALLEYS. SOUTH OF THE FRONT RELATIVE HUMIDITY WILL FALL BELOW 15 PERCENT. WIND GUSTS TO 30 MPH ARE EXPECTED PRODUCING CRITICAL FIRE DANGER. NEZ204-206-208>210-219-221645- /O.NEW.KLBF.FW.W.0027.120722T1700Z-120723T0300Z/ 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- 332 AM CDT SUN JUL 22 2012 /232 AM MDT SUN JUL 22 2012/ ...RED FLAG WARNING IN EFFECT FROM NOON CDT /11 AM MDT/ TODAY TO 10 PM CDT /9 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR ALL OF WESTERN AND NORTH CENTRAL NEBRASKA... 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 CDT /11 AM MDT/ TODAY TO 10 PM CDT /9 PM MDT/ 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 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...SOUTH AND SOUTHWEST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE COMBINATION OF DRY FUELS...GUSTY WINDS... AND LOW RELATIVE HUMIDITY VALUES WILL PROMOTE EXPLOSIVE FIRE GROWTH TODAY. UNDER THESE CONDITIONS...OPEN FIRES COULD ESCAPE CONTROL VERY QUICKLY. THUNDERSTORMS ARE POSSIBLE ALONG AND NORTH OF STATIONARY FRONT ACROSS NORTHERN NEBRASKA. SOME STORMS WILL BE CAPABLE OF PRODUCING DRY LIGHTNING AND WILDFIRES. 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
333 WWUS83 KLBF 222039 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 339 PM CDT SUN JUL 22 2012 ...CRITICAL FIRE DANGER EXPECTED THROUGH THIS EVENING... .VERY WARM DRY AIR WILL CONTINUE ACROSS WESTERN AND NORTH CENTRAL NEBRASKA. A STATIONARY FRONT ACROSS NORTHERN NEBRASKA WILL PROVIDE FOCUS FOR THUNDERSTORMS. SOME WHICH WILL BE CAPABLE OF PRODUCING DRY LIGHTNING AND WILDFIRES. THE FRONT IS EXPECTED TO MEANANDER NORTH AND SOUTH...ALONG THE SNAKE RIVER AND NIOBRARA RIVER VALLEYS. SOUTH OF THE FRONT RELATIVE HUMIDITY WILL FALL BELOW 15 PERCENT. WIND GUSTS TO 30 MPH ARE EXPECTED PRODUCING CRITICAL FIRE DANGER. NEZ204-206-208>210-219-230300- /O.CON.KLBF.FW.W.0027.000000T0000Z-120723T0300Z/ 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- 339 PM CDT SUN JUL 22 2012 /239 PM MDT SUN JUL 22 2012/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM CDT /9 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY 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...SOUTH 5 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 13 PERCENT. * IMPACTS...THE COMBINATION OF DRY FUELS...GUSTY WINDS... AND LOW RELATIVE HUMIDITY VALUES WILL PROMOTE EXPLOSIVE FIRE GROWTH TODAY. UNDER THESE CONDITIONS...OPEN FIRES COULD ESCAPE CONTROL VERY QUICKLY. THUNDERSTORMS ARE POSSIBLE ALONG AND NORTH OF STATIONARY FRONT ACROSS NORTHERN NEBRASKA. SOME STORMS WILL BE CAPABLE OF PRODUCING DRY LIGHTNING AND WILDFIRES. 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
679 WWUS83 KLBF 230059 RFWLBF URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE NORTH PLATTE NE 759 PM CDT SUN JUL 22 2012 ...CRITICAL FIRE DANGER EXPECTED THROUGH THIS EVENING AND THEN AGAIN ON MONDAY... .THROUGH LATE EVENING...VERY WARM DRY AIR WILL CONTINUE ACROSS WESTERN AND NORTH CENTRAL NEBRASKA. A STATIONARY FRONT ACROSS NORTHERN NEBRASKA WILL PROVIDE FOCUS FOR THUNDERSTORMS. SOME WHICH WILL BE CAPABLE OF PRODUCING DRY LIGHTNING AND WILDFIRES. THE FRONT IS EXPECTED TO MENANDER NORTH AND SOUTH...ALONG THE SNAKE RIVER AND NIOBRARA RIVER VALLEYS. SOUTH OF THE FRONT RELATIVE HUMIDITY WILL FALL BELOW 15 PERCENT. WIND GUSTS TO 30 MPH ARE EXPECTED PRODUCING CRITICAL FIRE DANGER. THE BOUNDARY IS EXPECTED TO MOVE NORTH ON MONDAY AND STALL ALONG OR JUST NORTH OF THE SOUTH DAKOTA BORDER. AS SUCH...SOUTHERLY LOW LEVEL FLOW WILL ONCE AGAIN BECOME ESTABLISHED ACROSS THE REGION WITH PEAK WIND GUST POTENTIAL OF 25 MPH OR GREATER MONDAY AFTERNOON. MINIMUM RELATIVE HUMIDITY VALUES WILL ONCE AGAIN PLUMMET SOUTH OF THE FRONT /BELOW 15 PERCENT OVER MUCH OF THE SAND HILLS REGION OF NEBRASKA/ AS TEMPERATURES WARM TO ABNORMAL VALUES /100-108F/. NOTE THAT THE CURRENT FORECAST SUGGESTS A HAINES INDEX OF 6 ACROSS ALL OF WESTERN AND NORTH CENTRAL NEBRASKA THROUGH THE FORECAST PERIOD...WITH A LAL OF 6 AS WELL ALONG AND NORTH OF THE FRONT WHERE AFTERNOON CONVECTION MAY FORM. DRY LIGHTNING AND GUSTY ERRATIC WIND ARE MAJOR CONCERNS WHERE ANY STORM FORMS. NEZ204-206-208>210-219-230900- /O.NEW.KLBF.FW.W.0028.120723T1700Z-120724T0300Z/ /O.CON.KLBF.FW.W.0027.000000T0000Z-120723T0300Z/ 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- 759 PM CDT SUN JUL 22 2012 /659 PM MDT SUN JUL 22 2012/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM CDT /9 PM MDT/ THIS EVENING FOR WIND...LOW RELATIVE HUMIDITY AND DRY LIGHTNING FOR ALL OF WESTERN AND NORTH CENTRAL NEBRASKA... ...RED FLAG WARNING IN EFFECT FROM NOON CDT /11 AM MDT/ TO 10 PM CDT /9 PM MDT/ MONDAY FOR WIND...LOW RELATIVE HUMIDITY AND THE POSSIBILITY OF DRY LIGHTNING FOR ALL OF WESTERN AND NORTH CENTRAL NEBRASKA... 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 CDT /11 AM MDT/ TO 10 PM CDT /9 PM MDT/ MONDAY. * 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...SOUTH 10 TO 20 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 14 PERCENT. * IMPACTS...THE COMBINATION OF DRY FUELS...GUSTY WINDS... AND LOW RELATIVE HUMIDITY VALUES WILL PROMOTE EXPLOSIVE FIRE GROWTH THIS EVENING AND MONDAY. UNDER THESE CONDITIONS...RANGE FIRES COULD ESCAPE CONTROL VERY QUICKLY. THUNDERSTORMS ARE POSSIBLE ALONG AND NORTH OF STATIONARY FRONT ACROSS NORTHERN NEBRASKA. SOME STORMS WILL BE CAPABLE OF PRODUCING DRY LIGHTNING AND GUSTY ERRATIC WINDS WHICH FUEL WILDFIRES. 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. && $$ JACOBS 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.