Alert archive / Nebraska / Red Flag Warnings in 2017
Red Flag Warning 13, NWS North Platte, NE
NWS North Platte, NE issued this red flag warning at Oct 27, 2017, 2:36 AM MDT for 5 counties in Nebraska. It took effect at Oct 27, 2017, 12:00 PM MDT. 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
- Oct 27, 2017, 2:36 AM MDT (08:36 UTC)
- In effect from
- Oct 27, 2017, 12:00 PM MDT
- Expired
- Oct 27, 2017, 6:00 PM MDT
- In force
- 6 hr
- Issued by
- NWS North Platte, NE
Counties Chase County, NE, Frontier County, NE, Hayes County, NE, Lincoln County, NE, Perkins County, NE
The radar
The North Platte radar (KLNX), 147 km from the middle of the area, began a volume at 08:40 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, 8.6 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
- 1387 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- -161 m²/s²
- 0-3 km storm-relative helicity
- -41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
178 WWUS83 KLBF 270836 RFWLBF URGENT - FIRE WEATHER MESSAGE National Weather Service North Platte NE 336 AM CDT Fri Oct 27 2017 ...CRITICAL FIRE WEATHER CONDITIONS ANTICIPATED FRIDAY AFTERNOON... .Gusty northwesterly winds will combine with a dry airmass today, leading to critical fire weather conditions across southwestern Nebraska. Critical fire weather conditions are possible across the eastern Nebraska Panhandle and western Sandhills. NEZ210-219-280000- /O.UPG.KLBF.FW.A.0007.171027T1800Z-171028T0000Z/ /O.NEW.KLBF.FW.W.0013.171027T1800Z-171028T0000Z/ Frenchman Basin-Loess Plains- 336 AM CDT Fri Oct 27 2017 /236 AM MDT Fri Oct 27 2017/ ...RED FLAG WARNING IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 7 PM CDT /6 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWESTERN 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 1 PM CDT /noon MDT/ this afternoon to 7 PM CDT /6 PM MDT/ this evening. The Fire Weather Watch is no longer in effect. * Affected Area...In NEZ210...Fire Weather Zone 210 Frenchman Basin. In NEZ219...Fire Weather Zone 219 Loess Plains. * Winds...North 15 to 25 mph with gusts up to 30 mph. * Relative Humidity...As low as 12 percent. * Impacts...The combination of gusty winds and low relative humidities will produce critical fire weather conditions this afternoon. Extreme fire behavior is expected. 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 can contribute to extreme fire behavior. && $$ NEZ204-280000- /O.CON.KLBF.FW.A.0007.171027T1800Z-171028T0000Z/ Eastern Panhandle/Crescent Lake NWR- 236 AM MDT Fri Oct 27 2017 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM NOON MDT TODAY THROUGH THIS AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 204...210 AND 219... * Affected Area...In NEZ204...Fire Weather Zone 204 Eastern Panhandle/Crescent Lake NWR. * Winds...North 10 to 20 mph with gusts up to 25 mph possible. * Relative Humidity...As low as 15 percent. * Impacts...The combination of gusty winds and low relative humidities may produce critical fire weather conditions. Large range fire spread is possible. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Fire Weather Watch means that critical fire weather conditions are possible. Listen for later forecasts and possible Red Flag Warnings. && $$ http://weather.gov/LBF
2 follow-up statements
414 WWUS83 KLBF 271442 RFWLBF URGENT - FIRE WEATHER MESSAGE National Weather Service North Platte NE 942 AM CDT Fri Oct 27 2017 ...CRITICAL FIRE WEATHER CONDITIONS ANTICIPATED THIS AFTERNOON... .Gusty northwesterly winds will combine with a dry airmass today, leading to critical fire weather conditions across southwestern Nebraska. Sub-critical fire weather conditions are still possible across the eastern Nebraska Panhandle and western Sandhills. NEZ204-271545- /O.CAN.KLBF.FW.A.0007.171027T1800Z-171028T0000Z/ Eastern Panhandle/Crescent Lake NWR- 842 AM MDT Fri Oct 27 2017 ...FIRE WEATHER WATCH IS CANCELLED FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 204... The National Weather Service in North Platte has cancelled the Fire Weather Watch. Relative humidity will remain low through this evening, however, winds will also remain light. Critical fire weather conditions are no longer expected. $$ NEZ210-219-280000- /O.CON.KLBF.FW.W.0013.171027T1800Z-171028T0000Z/ Frenchman Basin-Loess Plains- 942 AM CDT Fri Oct 27 2017 /842 AM MDT Fri Oct 27 2017/ ...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM CDT /NOON MDT/ THIS AFTERNOON TO 7 PM CDT /6 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWESTERN NEBRASKA... * Affected Area...In NEZ210...Fire Weather Zone 210 Frenchman Basin. In NEZ219...Fire Weather Zone 219 Loess Plains. * Winds...North 15 to 25 mph with gusts up to 35 mph. * Relative Humidity...As low as 12 percent. * Impacts...The combination of gusty winds and low relative humidities will produce critical fire weather conditions this afternoon. Extreme fire behavior is expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ RK/ET http://weather.gov/LBF
866 WWUS83 KLBF 272354 RFWLBF URGENT - FIRE WEATHER MESSAGE National Weather Service North Platte NE 654 PM CDT Fri Oct 27 2017 NEZ210-219-280100- /O.EXP.KLBF.FW.W.0013.000000T0000Z-171028T0000Z/ Frenchman Basin-Loess Plains- 654 PM CDT Fri Oct 27 2017 /554 PM MDT Fri Oct 27 2017/ ...RED FLAG WARNING WILL EXPIRE AT 7 PM CDT /6 PM MDT/ THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWESTERN NEBRASKA... Winds have diminished to 10 mph or less and relative humidities have improved to above 15 percent. $$ http://weather.gov/LBF
Nearby
Red Flag Warnings in Nebraska, 2017Every red flag warning in 2017
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.