Alert archive / Nebraska / Red Flag Warnings in 2009
Red Flag Warning 2, NWS North Platte, NE
NWS North Platte, NE issued this red flag warning at Feb 6, 2009, 2:43 AM MST for 24 counties in Nebraska. It took effect at Feb 6, 2009, 11:00 AM MST. 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
- Feb 6, 2009, 2:43 AM MST (09:43 UTC)
- In effect from
- Feb 6, 2009, 11:00 AM MST
- Expired
- Feb 6, 2009, 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 09:46 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, 9.7 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
- 3833 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS83 KLBF 060943 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 343 AM CST FRI FEB 6 2009 .THE UPPER RIDGE ALOFT WILL BREAK DOWN ACROSS THE CENTRAL U.S. WHILE A SURFACE FRONT APPROACHES SOUTHWEST NEBRASKA THIS AFTERNOON. THIS IS A FAVORED PATTERN FOR CRITICAL FIRE WEATHER CONDITIONS...AND WILL PRODUCE RELATIVE HUMIDITY IN THE TEENS WITH GUSTY AFTERNOON WINDS ACROSS THE SOUTHWEST. DRY FUELS ARE IN PLACE AND LARGE FIRE ACTIVITY HAS BEEN OBSERVED ACROSS THIS AREA IN THE RECENT WEEKS. NEZ210-070000- /O.UPG.KLBF.FW.A.0001.090206T1800Z-090207T0100Z/ /O.NEW.KLBF.FW.W.0002.090206T1800Z-090207T0000Z/ FRENCHMAN BASIN- 343 AM CST FRI FEB 6 2009 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 6 PM CST THIS AFTERNOON. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. TEMPERATURES IN THE UPPER 60S AND VERY DRY AIR WILL PRODUCE AFTERNOON RELATIVE HUMIDITY BELOW 15 PERCENT. WEST WINDS WILL INCREASE TO 15 TO 20 MPH WITH GUSTS TO 30 MPH...CREATING CONDITIONS FAVORABLE FOR RAPID FIRE GROWTH. OPEN BURNING IS NOT SUGGESTED. 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. $$ CDC
2 follow-up statements
000 WWUS83 KLBF 061849 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 1249 PM CST FRI FEB 6 2009 .A SURFACE TROUGH HAS MOVED EAST OF THE PANHANDLE...PROVIDING RAPID MIXING ACROSS PORTIONS OF SOUTHERN AND WESTERN NEBRASKA. TEMPERATURES IN THE MID TO UPPER 60S ARE LIKELY WITH WESTERLY WINDS OF 15 TO 30 MPH THIS AFTERNOON. THESE CONDITIONS WILL LEAD TO EXPLOSIVE FIRE GROWTH THIS AFTERNOON. RELATIVE HUMIDITIES ARE EXPECTED TO RECOVER TO 20 TO 30 PERCENT JUST AFTER SUNSET. WINDS WILL DIMINISH TO 10 TO 20 MPH AS WELL. NEZ204-206-209-219-070000- /O.EXA.KLBF.FW.W.0002.000000T0000Z-090207T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST-LOUP RIVERS BASIN-LOESS PLAINS- 1249 PM CST FRI FEB 6 2009 /1149 AM MST FRI FEB 6 2009/ ...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST /5 PM MST/ THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED FLAG WARNING FOR RELATIVE HUMIDITIES UNDER 15 PERCENT AND WIND GUSTS TO 30 MPH. THIS RED FLAG WARNING IS IN EFFECT UNTIL 6 PM CST /5 PM MST/ THIS AFTERNOON. THE AREA OF CONCERN IS ALONG AND SOUTH OF HIGHWAY 2 FROM ANTIOCH...TO THEDFORD AND BROKEN BOW. TEMPERATURES IN THE UPPER 60S AND VERY DRY AIR WILL PRODUCE AFTERNOON RELATIVE HUMIDITY BELOW 15 PERCENT. WEST WINDS WILL INCREASE TO 15 TO 20 MPH WITH GUSTS TO 30 MPH...CREATING CONDITIONS FAVORABLE FOR RAPID FIRE GROWTH. OPEN BURNING IS NOT SUGGESTED. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ NEZ210-070000- /O.CON.KLBF.FW.W.0002.000000T0000Z-090207T0000Z/ FRENCHMAN BASIN- 1249 PM CST FRI FEB 6 2009 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS AFTERNOON. TEMPERATURES IN THE UPPER 60S AND VERY DRY AIR WILL PRODUCE AFTERNOON RELATIVE HUMIDITY BELOW 15 PERCENT. WEST WINDS WILL INCREASE TO 15 TO 20 MPH WITH GUSTS TO 30 MPH...CREATING CONDITIONS FAVORABLE FOR RAPID FIRE GROWTH. OPEN BURNING IS NOT SUGGESTED. 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. $$ BUTTLER
000 WWUS83 KLBF 070003 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 603 PM CST FRI FEB 6 2009 NEZ204-206-209-210-219-070115- /O.EXP.KLBF.FW.W.0002.000000T0000Z-090207T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST-LOUP RIVERS BASIN- FRENCHMAN BASIN-LOESS PLAINS- 603 PM CST FRI FEB 6 2009 /503 PM MST FRI FEB 6 2009/ ...RED FLAG WARNING HAS EXPIRED... THE RED FLAG WARNING IS NO LONGER IN EFFECT. WIND HAS DECREASED AND COOLING TEMPERATURES ARE BRINGING ABOUT AN INCREASE IN THE RELATIVE HUMIDITY. AS A RESULT...THE RED FLAG WARNING HAS EXPIRED. $$ SPRINGER
Nearby
Red Flag Warnings in Nebraska, 2009Every red flag warning in 2009
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.