Alert archive / Nebraska / Red Flag Warnings in 2007
Red Flag Warning 3, NWS North Platte, NE
NWS North Platte, NE issued this red flag warning at Aug 20, 2007, 1:23 PM MDT for 11 counties in Nebraska. 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
- Aug 20, 2007, 1:23 PM MDT (19:23 UTC)
- Expired
- Aug 20, 2007, 7:18 PM MDT
- In force
- 6 hr
- Issued by
- NWS North Platte, NE
Counties Arthur County, NE, Chase County, NE, Cherry County, NE, Deuel County, NE, Garden County, NE, Grant County, NE, Hayes County, NE, Keith County, NE, Lincoln County, NE, Perkins County, NE, Sheridan County, NE
The radar
The North Platte radar (KLNX), 110 km from the middle of the area, began a volume at 19:23 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, 7.4 hours before the alert went out and 95 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
- 761 J/kg
- Mixed-layer CIN
- -320 J/kg
- Mixed-layer LCL
- 2390 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 136 m²/s²
- 0-3 km storm-relative helicity
- 213 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 201923 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 223 PM CDT MON AUG 20 2007 ...EXTREME FIRE WEATHER CONDITIONS OCCURRING... .RELATIVE HUMIDITIES HAVE DROPPED TO AROUND 10 PERCENT ACROSS PORTIONS OF THE EASTERN PANHANDLE AND SOUTHWESTERN NEBRASKA. IN ADDITION THE HOT AND DRY CONDITIONS...WIND GUSTS TO AROUND 30 MPH ARE ADDING TO THE EXTREME FIRE WEATHER CONDITIONS. NEZ204-210-210200- /O.NEW.KLBF.FW.W.0003.070820T1923Z-070821T0200Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN- 223 PM CDT MON AUG 20 2007 /123 PM MDT MON AUG 20 2007/ ...RED FLAG WARNING IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING. LOW RELATIVE HUMIDITIES OF 10 TO 15 PERCENT...ALONG WITH NORTHWEST WINDS GUSTING TO AROUND 30 MPH...CAN BE EXPECTED FOR THE REMAINDER OF THE AFTERNOON. A RED FLAG WARNING HAS BEEN ISSUED AS EXTREME FIRE WEATHER CONDITIONS ARE OCCURRING. 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. $$ JMC
2 follow-up statements
000 WWUS83 KLBF 202036 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 336 PM CDT MON AUG 20 2007 ...EXTREME FIRE WEATHER CONDITIONS INTO THIS EVENING... .RELATIVE HUMIDITIES HAVE DROPPED TO AROUND 10 PERCENT ACROSS PORTIONS OF THE EASTERN PANHANDLE AND SOUTHWESTERN NEBRASKA. IN ADDITION TO THE HOT AND DRY CONDITIONS...WIND GUSTS TO AROUND 30 MPH ARE ADDING TO THE EXTREME FIRE WEATHER CONDITIONS. A RED FLAG WARNING WILL REMAIN IN EFFECT THROUGH THE EVENING HOURS. WITH SIMILAR CONDITIONS POSSIBLE ON TUESDAY...A RED FLAG WATCH HAS BEEN ISSUED FOR THE EASTERN PANHANDLE AND SOUTHWEST NEBRASKA. NEZ204-210-210445- /O.NEW.KLBF.FW.A.0003.070821T1500Z-070822T0200Z/ /O.CON.KLBF.FW.W.0003.000000T0000Z-070821T0200Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN- 336 PM CDT MON AUG 20 2007 /236 PM MDT MON AUG 20 2007/ ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING... ...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING. A RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM CDT /8 PM MDT/ THIS EVENING. LOW RELATIVE HUMIDITIES OF 10 TO 15 PERCENT...ALONG WITH NORTHWEST WINDS GUSTING TO AROUND 30 MPH...CAN BE EXPECTED INTO THE EARLY EVENING HOURS. THE MOST CRITICAL FIRE WEATHER CONDITIONS WILL BE FROM CRESCENT LAKE SOUTH THROUGH IMPERIAL. A RED FLAG WARNING REMAINS IN EFFECT. SIMILAR CONDITIONS ARE POSSIBLE ON TUESDAY. A RED FLAG WATCH HAS BEEN ISSUED FOR THE EASTERN PANHANDLE AND SOUTHWEST NEBRASKA. 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. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ JMC
000 WWUS83 KLBF 210118 RFWLBF RED FLAG WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 818 PM CDT MON AUG 20 2007 ...THREAT FOR EXTREME FIRE DANGER CONTINUES ON TUESDAY... .A RED FLAG WATCH CONTINUES FOR TUESDAY DUE TO A COMBINATION OF HOT TEMPERATURES...BREEZY WINDS AND LOW AFTERNOON RELATIVE HUMIDITIES. BY LATE AFTERNOON TUESDAY...HIGH TEMPERATURES WILL REACH THE MID 90S WEST OF HIGHWAY 61...ALLOWING MINIMUM RELATIVE HUMIDITIES TO DROP UNDER 20 PERCENT. NEZ204-210-211030- /O.CAN.KLBF.FW.W.0003.000000T0000Z-070821T0200Z/ /O.CON.KLBF.FW.A.0003.070821T1500Z-070822T0200Z/ EASTERN PANHANDLE/CRESCENT LAKE NWR-FRENCHMAN BASIN- 818 PM CDT MON AUG 20 2007 /718 PM MDT MON AUG 20 2007/ ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING... ...RED FLAG WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS CANCELED THE RED FLAG WARNING. A FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY MORNING THROUGH TUESDAY EVENING. WESTERLY AND NORTHWESTERLY WINDS HAVE DECREASED TO UNDER 15 MPH...AND RELATIVE HUMIDITIES HAVE INCREASED TO ABOVE 20 PERCENT THIS EVENING. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ BUTTLER
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 20, 5:14 AM MDT | Severe Thunderstorm Warning | LBF | Boyd | 53 min |
| Aug 20, 2:36 PM MDT | Fire Weather Watch | LBF | Arthur, Chase, Cherry, Deuel, Garden, Grant and 5 more | 13 hr |
| Aug 20, 3:33 PM MDT | Severe Thunderstorm Warning | LBF | Wheeler | 42 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.