Alert archive / Minnesota / Red Flag Warnings in 2021
Red Flag Warning 12, NWS Grand Forks, ND
NWS Grand Forks, ND issued this red flag warning at Jul 25, 2021, 9:44 AM CDT for Beltrami County, Lake of the Woods County, Minnesota. It took effect at Jul 25, 2021, 1:00 PM CDT. 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
- Jul 25, 2021, 9:44 AM CDT (14:44 UTC)
- In effect from
- Jul 25, 2021, 1:00 PM CDT
- Expired
- Jul 25, 2021, 6:00 PM CDT
- In force
- 5 hr
- Issued by
- NWS Grand Forks, ND
The radar
The Fargo/Grand Forks radar (KMVX), 202 km from the middle of the area, began a volume at 14:49 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
International Fa, MN (KINL), launched 12:00Z, 2.7 hours before the alert went out and 122 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
- 1925 m above ground
- 0-6 km bulk shear
- 64 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 160 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
645 WWUS83 KFGF 251444 RFWFGF URGENT - FIRE WEATHER MESSAGE National Weather Service Grand Forks ND 944 AM CDT Sun Jul 25 2021 MNZ006-009-017-252300- /O.NEW.KFGF.FW.W.0012.210725T1800Z-210725T2300Z/ Lake Of The Woods-North Beltrami-South Beltrami- 944 AM CDT Sun Jul 25 2021 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 6 PM CDT THIS EVENING FOR LOW HUMIDITIES AND GUSTY WINDS FOR PORTIONS OF NORTH CENTRAL MINNESOTA... The National Weather Service in Grand Forks has issued a Red Flag Warning for low humidities and gusty winds, which is in effect from 1 PM this afternoon to 6 PM CDT this evening. * AFFECTED AREA...In Minnesota...Fire Weather Zones 006...009 and 017. * TIMING...1 PM to 6 PM CDT * WINDS...Northwest 10 to 15 mph with gusts up to 30 mph. * RELATIVE HUMIDITY...As low as 18 percent. * TEMPERATURES...In the lower 80s. * IMPACTS...Small fires may spread quickly when ignited. 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. && Perroux $$
1 follow-up statement
658 WWUS83 KFGF 252254 RFWFGF URGENT - FIRE WEATHER MESSAGE National Weather Service Grand Forks ND 554 PM CDT Sun Jul 25 2021 MNZ006-009-017-260000- /O.EXP.KFGF.FW.W.0012.000000T0000Z-210725T2300Z/ Lake Of The Woods-North Beltrami-South Beltrami- 554 PM CDT Sun Jul 25 2021 ...RED FLAG WARNING WILL EXPIRE AT 6 PM CDT THIS EVENING FOR PARTS OF NORTHWEST MINNESOTA... Winds have decreased over the last hour and this trend should continue. Hot and dry conditions continue through sunset though and at least some locations may see elevated fire weather for another hour or two this evening. Red flag conditions are not expected anymore, so the warning will be allowed to expire. $$
Nearby
Red Flag Warnings in Minnesota, 2021Every red flag warning in 2021
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.