Alert archive / Nebraska / Red Flag Warnings in 2007
Red Flag Warning 1, NWS North Platte, NE
NWS North Platte, NE issued this red flag warning at Aug 10, 2007, 3:00 AM MDT for 7 counties in Nebraska. It took effect at Aug 10, 2007, 10:00 AM MDT. It was in force for 11 hr. 2 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 10, 2007, 3:00 AM MDT (09:00 UTC)
- In effect from
- Aug 10, 2007, 10:00 AM MDT
- Expired
- Aug 10, 2007, 9:00 PM MDT
- In force
- 11 hr
- Issued by
- NWS North Platte, NE
Counties Arthur County, NE, Cherry County, NE, Deuel County, NE, Garden County, NE, Grant County, NE, Keith County, NE, Sheridan County, NE
The radar
The North Platte radar (KLNX), 111 km from the middle of the area, began a volume at 09:01 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 10, 5:52 PM MDT | HAIL 0.88 | 1 Se Lisco, NE | |
| Aug 10, 7:04 PM MDT | HAIL 1 | 21 Nne Lewellen, NE | TSTM WINDS IN EXCESS OF 60MPH |
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, 9.0 hours before the alert went out and 130 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
- 1336 J/kg
- Mixed-layer CIN
- -26 J/kg
- Mixed-layer LCL
- 2635 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS83 KLBF 100900 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 400 AM CDT FRI AUG 10 2007 ...RED FLAG WARNING FOR WESTERN NEBRASKA ZONE 204 TODAY... .TEMPERATURES AROUND 100 DEGREES AND DRY AIR ADVANCING ACROSS THE PANHANDLE AND WESTERN NEBRASKA ON FRIDAY COMBINED WITH THUNDERSTORMS WILL CREATE DANGEROUS FIRE WEATHER CONDITIONS. NEZ204-101700- /O.UPG.KLBF.FW.A.0001.070810T1600Z-070811T0300Z/ /O.NEW.KLBF.FW.W.0001.070810T1600Z-070811T0300Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- 300 AM MDT FRI AUG 10 2007 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 9 PM MDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 9 PM MDT THIS EVENING. DRY CONDITIONS OVER WESTERN NEBRASKA COMBINED WITH THUNDERSTORMS AND STRONG GUSTY WINDS WILL CREATE HAZARDOUS FIRE WEATHER CONDITIONS TODAY. 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. $$ POWER
1 follow-up statement
000 WWUS83 KLBF 102009 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 309 PM CDT FRI AUG 10 2007 ...RED FLAG WARNING FOR WESTERN NEBRASKA ZONE 204 THROUGH THIS EVENING... .TEMPERATURES AROUND 100 DEGREES AND DRY AIR ADVANCING ACROSS THE PANHANDLE INTO THE WESTERN SANDHILLS WILL LEAD TO EXTREME FIRE DANGER CONDITIONS THROUGH FRIDAY EVENING. THUNDERSTORMS...SOME WITH LITTLE TO NO RAINFALL WILL ALSO LEAD TO THE POSSIBILITY OF ADDITIONAL FIRE STARTS ACROSS THE AREA. NEZ204-110300- /O.CON.KLBF.FW.W.0001.000000T0000Z-070811T0300Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR- 209 PM MDT FRI AUG 10 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING ACROSS NORTHERN PORTIONS OF ZONE 204 FOR THE POSSIBILITY DRY THUNDERSTORMS... A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING. HOT...DRY CONDITIONS OVER WESTERN NEBRASKA COMBINED WITH THUNDERSTORMS CONTAINING LITTLE PRECIPITATION AND STRONG GUSTY WINDS WILL CREATE HAZARDOUS FIRE WEATHER CONDITIONS TODAY. TEMPERATURES WILL NEAR THE 100 DEGREE MARK PRIOR TO SUNSET WITH LITTLE COOLING EXPECTED THROUGH THE LATE EVENING HOURS. RELATIVE HUMIDITY LEVELS WILL ALSO BE NEAR THE 20 PERCENT ACROSS THE PINE RIDGE REGION. THUNDERSTORMS THAT DO FORM ACROSS THE PANHANDLE INTO THE WESTERN SANDHILLS ARE NOT EXPECTED TO CONTAIN MUCH RAINFALL. NUMEROUS FIRE STARTS HAVE BEEN REPORTED FROM LIGHTNING AND THIS IS EXPECTED TO CONTINUE INTO THE EVENING HOURS. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 6:19 PM MDT | Severe Thunderstorm Warning | LBF | Brown | 41 min |
| Aug 9, 6:26 PM MDT | Severe Thunderstorm Warning | LBF | Holt, Rock | 34 min |
| Aug 9, 6:43 PM MDT | Tornado Warning | LBF | Holt | 32 min |
| Aug 9, 6:56 PM MDT | Severe Thunderstorm Warning | LBF | Holt, Rock | 64 min |
| Aug 9, 7:06 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 54 min |
| Aug 9, 7:12 PM MDT | Tornado Warning | LBF | Holt | 33 min |
| Aug 9, 7:35 PM MDT | Severe Thunderstorm Warning | LBF | Garfield | 25 min |
| Aug 9, 7:35 PM MDT | Severe Thunderstorm Warning | LBF | Wheeler | 40 min |
| Aug 9, 7:40 PM MDT | Tornado Warning | LBF | Holt | 35 min |
| Aug 9, 8:07 PM MDT | Severe Thunderstorm Warning | LBF | Wheeler | 38 min |
| Aug 9, 9:18 PM MDT | Severe Thunderstorm Warning | LBF | Garfield, Holt | 27 min |
| Aug 10, 12:10 AM MDT | Severe Thunderstorm Warning | LBF | Holt | 50 min |
| Aug 10, 12:20 AM MDT | Tornado Warning | LBF | Holt | 41 min |
| Aug 10, 1:40 AM MDT | Severe Thunderstorm Warning | LBF | Boyd, Holt | 35 min |
| Aug 10, 11:13 AM MDT | Severe Thunderstorm Warning | LBF | Boyd, Holt | 25 min |
| Aug 10, 4:54 PM MDT | Severe Thunderstorm Warning | LBF | Garden | 51 min |
| Aug 10, 5:45 PM MDT | Severe Thunderstorm Warning | LBF | Garden | 45 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.