Alert archive / Nebraska / Red Flag Warnings in 2007
Red Flag Warning 7, NWS North Platte, NE
NWS North Platte, NE issued this red flag warning at Nov 4, 2007, 11:33 AM MST for 19 counties in Nebraska. It was in force for 5 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
- Nov 4, 2007, 11:33 AM MST (18:33 UTC)
- Expired
- Nov 4, 2007, 5:00 PM MST
- In force
- 5 hr
- Issued by
- NWS North Platte, NE
Counties Arthur County, NE, Blaine County, NE, Brown County, NE, Chase County, NE, Cherry County, NE, Deuel County, NE, Frontier County, NE, Garden County, NE, Grant County, NE, Hayes County, NE, Hooker County, NE, Keith County, NE, Lincoln County, NE, Logan County, NE, McPherson County, NE, Perkins County, NE, Rock County, NE, Sheridan County, NE, Thomas County, NE
The radar
The North Platte radar (KLNX), 64 km from the middle of the area, began a volume at 18:38 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 12:00Z, 6.6 hours before the alert went out and 65 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
- 2359 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 319 m²/s²
- 0-3 km storm-relative helicity
- 381 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 041833 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 1233 PM CST SUN NOV 4 2007 .MUCH ABOVE NORMAL TEMPERATURES ARE LEADING TO RELATIVE HUMIDITY LEVELS BELOW 15 PERCENT ACROSS MUCH OF WESTERN NEBRASKA. STRONG WESTERLY WIND OFF THE HIGHER TERRAIN TO THE WEST...WITH GUSTS OVER 30 MPH...IS LEADING TO CRITICAL FIRE WEATHER CONDITIONS. THIS SHOULD CONTINUE TO NEZ204-206-210-219-050000- /O.NEW.KLBF.FW.W.0007.071104T1833Z-071105T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST-FRENCHMAN BASIN-LOESS PLAINS- 1233 PM CST SUN NOV 4 2007 /1133 AM MST SUN NOV 4 2007/ ...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST /5 PM MST/ THIS AFTERNOON FOR LOW RELATIVE HUMIDITY AND GUSTY WINDS... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 6 PM CST /5 PM MST/ THIS AFTERNOON. RELATIVE HUMIDITY LEVELS HAVE DROPPED TO THE LOWER TEENS ACROSS PORTIONS OF WESTERN NEBRASKA AND WITH TEMPERATURES CLIMBING INTO THE MID 70S THESE READINGS MAY BOTTOM OUT IN THE SINGLE DIGITS. WESTERLY WINDS ARE IN THE 15 TO 25 MPH RANGE OVER THE AREA WITH SOME GUSTS OVER 30 MPH BEING REPORTED. CRITICAL FIRE WEATHER CONDITIONS SEEM LIKELY THROUGH THE LATE AFTERNOON HOURS. WITH MANY OUTDOOR ACTIVITIES POSSIBLE DURING THIS TIME OF YEAR...INCLUDING RECREATION AND AGRICULTURE...FIRE STARTS MAY BE POSSIBLE. 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. $$ 13
1 follow-up statement
000 WWUS83 KLBF 050000 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 600 PM CST SUN NOV 4 2007 ...RED FLAG WARNING CANCELLED... NEZ204-206-210-219-050100- /O.CAN.KLBF.FW.W.0007.000000T0000Z-071105T0000Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- SANDHILLS/VALENTINE NWR/NEBRASKA NATIONAL FOREST/ SAMUEL R MCKELVIE NATIONAL FOREST-FRENCHMAN BASIN-LOESS PLAINS- 600 PM CST SUN NOV 4 2007 /500 PM MST SUN NOV 4 2007/ ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS CANCELLED THE RED FLAG WARNING. WINDS HAD DECREASED THIS EVENING AND RELATIVE HUMIDITIES WERE INCREASING ACROSS WESTERN NEBRASKA. THE RED FLAG WARNING IS CANCELLED. $$ POWER
Nearby
Red Flag Warnings in Nebraska, 2007Every red flag warning in 2007
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.