Alert archive / Iowa / Red Flag Warnings in 2020
Red Flag Warning 2, NWS Des Moines, IA
NWS Des Moines, IA issued this red flag warning at Mar 7, 2020, 3:02 AM CST for 11 counties in Iowa. It took effect at Mar 7, 2020, 12:00 PM CST. 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
- Mar 7, 2020, 3:02 AM CST (09:02 UTC)
- In effect from
- Mar 7, 2020, 12:00 PM CST
- Expired
- Mar 7, 2020, 6:00 PM CST
- In force
- 6 hr
- Issued by
- NWS Des Moines, IA
Counties Adair County, IA, Adams County, IA, Audubon County, IA, Cass County, IA, Clarke County, IA, Decatur County, IA, Guthrie County, IA, Madison County, IA, Ringgold County, IA, Taylor County, IA, Union County, IA
The radar
The Des Moines radar (KDMX), 85 km from the middle of the area, began a volume at 09:04 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
Omaha, NE (KOAX), launched 00:00Z, 9.0 hours before the alert went out and 167 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
- 3035 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 182 m²/s²
- 0-3 km storm-relative helicity
- 314 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
887 WWUS83 KDMX 070902 RFWDMX URGENT - FIRE WEATHER MESSAGE National Weather Service Des Moines IA 302 AM CST Sat Mar 7 2020 ...Critical Threat For Grassland Fires Today Southwest ... IAZ070>072-081>083-092>094-071715- /O.UPG.KDMX.FW.A.0002.200307T1800Z-200308T0000Z/ /O.NEW.KDMX.FW.W.0002.200307T1800Z-200308T0000Z/ Cass-Adair-Madison-Adams-Union-Clarke-Taylor-Ringgold-Decatur- 302 AM CST Sat Mar 7 2020 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 6 PM CST THIS EVENING FOR EXTREME FIRE CONDITIONS.... The National Weather Service in Des Moines has issued a Red Flag Warning FOR EXTREME FIRE CONDITIONS, which is in effect from noon today to 6 PM CST this evening. The Fire Weather Watch is no longer in effect. * AFFECTED AREA...Fire weather zones 070, 071, 072, 081, 082, 083, 092, 093, and 094. This is generally south of Interstate 80 and along and west of Interstate 35 in southwest Iowa. * Relative Humidity...Around 25 percent this afternoon. * WIND...Sustained winds 20 to 25 MPH with gusts up to 35 MPH at times. * HUMIDITY...Lowest values forecast are 25 to 35 percent. * HIGHEST THREAT...Southern and southwestern Iowa. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning should be avoided. 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. && $$
3 follow-up statements
547 WWUS83 KDMX 071558 RFWDMX URGENT - FIRE WEATHER MESSAGE National Weather Service Des Moines IA 958 AM CST Sat Mar 7 2020 ...Critical Threat for Grassland Fires Central and Southwest Iowa Today... IAZ057-058-080000- /O.EXA.KDMX.FW.W.0002.200307T1800Z-200308T0000Z/ Audubon-Guthrie- 958 AM CST Sat Mar 7 2020 ...RED FLAG WARNING IN EFFECT UNTIL 6 PM CST THIS EVENING FOR EXTREME FIRE CONDITIONS.... The National Weather Service in Des Moines has issued a Red Flag Warning, which is in effect until 6 PM CST this evening. * AFFECTED AREA...Fire weather zones 070, 071, 072, 081, 082, 083, 092, 093, and 094. This is generally south of Interstate 80 and along and west of Interstate 35 in southwest Iowa. * Relative Humidity...Around 25 percent this afternoon. * WIND...Sustained winds 20 to 25 MPH with gusts up to 35 MPH at times. * HUMIDITY...Lowest values forecast are 25 to 35 percent. * HIGHEST THREAT...Southern and southwestern Iowa. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning should be avoided. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ IAZ070>072-081>083-092>094-080000- /O.CON.KDMX.FW.W.0002.200307T1800Z-200308T0000Z/ Cass-Adair-Madison-Adams-Union-Clarke-Taylor-Ringgold-Decatur- 958 AM CST Sat Mar 7 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING FOR EXTREME FIRE CONDITIONS.... * AFFECTED AREA...Fire weather zones 070, 071, 072, 081, 082, 083, 092, 093, and 094. This is generally south of Interstate 80 and along and west of Interstate 35 in southwest Iowa. * Relative Humidity...Around 25 percent this afternoon. * WIND...Sustained winds 20 to 25 MPH with gusts up to 35 MPH at times. * HUMIDITY...Lowest values forecast are 25 to 35 percent. * HIGHEST THREAT...Southern and southwestern Iowa. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning should be avoided. 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. && $$ REV
619 WWUS83 KDMX 072030 RFWDMX URGENT - FIRE WEATHER MESSAGE National Weather Service Des Moines IA 230 PM CST Sat Mar 7 2020 ...Critical Threat for Grassland Fires Central and Southwest Iowa Today... IAZ057-058-070>072-081>083-092>094-080000- /O.CON.KDMX.FW.W.0002.000000T0000Z-200308T0000Z/ Audubon-Guthrie-Cass-Adair-Madison-Adams-Union-Clarke-Taylor- Ringgold-Decatur- 230 PM CST Sat Mar 7 2020 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING FOR EXTREME FIRE CONDITIONS.... * AFFECTED AREA...Fire weather zones 070, 071, 072, 081, 082, 083, 092, 093, and 094. This is generally south of Interstate 80 and along and west of Interstate 35 in southwest Iowa. * Relative Humidity...Around 25 percent this afternoon. * WIND...Sustained winds 20 to 25 MPH with gusts up to 35 MPH at times. * HUMIDITY...Lowest values forecast are 25 to 35 percent. * HIGHEST THREAT...Southern and southwestern Iowa. * IMPACTS...Any fires that develop will spread rapidly. Outdoor burning should be avoided. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ REV
376 WWUS83 KDMX 080004 RFWDMX URGENT - FIRE WEATHER MESSAGE National Weather Service Des Moines IA 604 PM CST Sat Mar 7 2020 IAZ057-058-070>072-081>083-092>094-080115- /O.EXP.KDMX.FW.W.0002.000000T0000Z-200308T0000Z/ Audubon-Guthrie-Cass-Adair-Madison-Adams-Union-Clarke-Taylor- Ringgold-Decatur- 604 PM CST Sat Mar 7 2020 ...RED FLAG WARNING HAS EXPIRED FOR EXTREME FIRE CONDITIONS.... The Red Flag Warning previously in effect for portions of southwest and south central Iowa will be allowed to expire at 6pm. Fire weather conditions will still remain somewhat elevated into the evening, but to a lesser extent and below Red Flag criteria as winds diminish. $$ Small
Nearby
Red Flag Warnings in Iowa, 2020Every red flag warning in 2020
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.