Alert archive / Iowa / Red Flag Warnings in 2015
Red Flag Warning 2, NWS Des Moines, IA
NWS Des Moines, IA issued this red flag warning at Mar 15, 2015, 3:41 AM CDT for 35 counties in Iowa. It took effect at Mar 15, 2015, 12:00 PM CDT. It was in force for 7 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 15, 2015, 3:41 AM CDT (08:41 UTC)
- In effect from
- Mar 15, 2015, 12:00 PM CDT
- Expired
- Mar 15, 2015, 7:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Des Moines, IA
All 35 counties
Adair County, IA, Adams County, IA, Audubon County, IA, Boone County, IA, Calhoun County, IA, Carroll County, IA, Cass County, IA, Cerro Gordo County, IA, Clarke County, IA, Crawford County, IA, Dallas County, IA, Decatur County, IA, Emmet County, IA, Franklin County, IA, Greene County, IA, Guthrie County, IA, Hamilton County, IA, Hancock County, IA, Hardin County, IA, Humboldt County, IA, Kossuth County, IA, Madison County, IA, Palo Alto County, IA, Pocahontas County, IA, Polk County, IA, Ringgold County, IA, Sac County, IA, Story County, IA, Taylor County, IA, Union County, IA, Warren County, IA, Webster County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA
The radar
The Des Moines radar (KDMX), 54 km from the middle of the area, began a volume at 08:45 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, 8.7 hours before the alert went out and 202 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
- 2945 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 75 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
031 WWUS83 KDMX 150841 RFWDMX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 341 AM CDT SUN MAR 15 2015 ...EXTREME FIRE DANGER OVER CENTRAL IOWA THIS AFTERNOON... .LOW HUMIDITY AND STRONG SOUTHWEST WINDS COMBINED WITH DRY FUELS WILL LEAD TO A POTENTIALLY DANGEROUS FIRE WEATHER SITUATION THIS AFTERNOON OVER MUCH OF CENTRAL AND WESTERN IOWA. IAZ004>007-015>017-023>026-033>037-044>048-057>060-070>073- 081>083-092>094-151645- /O.UPG.KDMX.FW.A.0002.150315T1700Z-150316T0000Z/ /O.NEW.KDMX.FW.W.0002.150315T1700Z-150316T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-SAC-CALHOUN-WEBSTER-HAMILTON- HARDIN-CRAWFORD-CARROLL-GREENE-BOONE-STORY-AUDUBON-GUTHRIE-DALLAS- POLK-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-TAYLOR-RINGGOLD- DECATUR- 341 AM CDT SUN MAR 15 2015 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM CDT 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 7 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * WIND...SOUTHWEST WINDS SUSTAINED 20 TO 30 MPH WITH GUSTS UP TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 19 PERCENT. * FUEL...90 TO 100 PERCENT CURED. * IMPACTS...ANY FIRES THAT DEVELOP WILL HAVE THE POTENTIAL TO SPREAD RAPIDLY. ANY OUTDOOR BURNING IS HIGHLY DISCOURAGED AND SHOULD BE AVOIDED TODAY. * TIMING...SHORTLY AFTER NOON CONDITIONS WILL BECOME FAVORABLE FOR RAPID FIRE GROWTH. THIS WILL CONTINUE FOR MUCH OF THE AFTERNOON ENDING IN THE EARLY EVENING. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ REV
3 follow-up statements
030 WWUS83 KDMX 151544 RFWDMX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 1044 AM CDT SUN MAR 15 2015 ...EXTREME FIRE DANGER OVER CENTRAL IOWA THIS AFTERNOON... .LOW HUMIDITY AND STRONG SOUTHWEST WINDS COMBINED WITH DRY FUELS WILL LEAD TO A POTENTIALLY DANGEROUS FIRE WEATHER SITUATION THIS AFTERNOON OVER MUCH OF CENTRAL AND WESTERN IOWA. IAZ004>007-015>017-023>026-033>037-044>048-057>060-070>073- 081>083-092>094-152345- /O.CON.KDMX.FW.W.0002.150315T1700Z-150316T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-SAC-CALHOUN-WEBSTER-HAMILTON- HARDIN-CRAWFORD-CARROLL-GREENE-BOONE-STORY-AUDUBON-GUTHRIE-DALLAS- POLK-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-TAYLOR-RINGGOLD- DECATUR- 1044 AM CDT SUN MAR 15 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR EXTREME FIRE CONDITIONS.... * WIND...SOUTHWEST WINDS SUSTAINED 20 TO 30 MPH WITH GUSTS UP TO 40 TO 45 MPH. * RELATIVE HUMIDITY...AS LOW AS 15 PERCENT. * FUEL...90 TO 100 PERCENT CURED. * IMPACTS...ANY FIRES THAT DEVELOP WILL HAVE THE POTENTIAL TO SPREAD RAPIDLY. ANY OUTDOOR BURNING IS HIGHLY DISCOURAGED AND SHOULD BE AVOIDED TODAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ MJB
299 WWUS83 KDMX 152029 RFWDMX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 329 PM CDT SUN MAR 15 2015 ...EXTREME FIRE DANGER OVER CENTRAL IOWA INTO EARLY EVENING... IAZ004>007-015>017-023>026-033>037-044>048-057>060-070>073- 081>083-092>094-160000- /O.CON.KDMX.FW.W.0002.000000T0000Z-150316T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-SAC-CALHOUN-WEBSTER-HAMILTON- HARDIN-CRAWFORD-CARROLL-GREENE-BOONE-STORY-AUDUBON-GUTHRIE-DALLAS- POLK-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-TAYLOR-RINGGOLD- DECATUR- 329 PM CDT SUN MAR 15 2015 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING FOR EXTREME FIRE CONDITIONS.... * WIND...SOUTHWEST WINDS SUSTAINED 20 TO 30 MPH WITH GUSTS TO 40 MPH. * RELATIVE HUMIDITY...AS LOW AS 17 PERCENT. * FUEL...90 TO 100 PERCENT CURED. * IMPACTS...ANY FIRES THAT DEVELOP WILL HAVE THE POTENTIAL TO SPREAD RAPIDLY. ANY OUTDOOR BURNING IS HIGHLY DISCOURAGED AND SHOULD BE AVOIDED TODAY. 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 WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$ MJB
361 WWUS83 KDMX 160003 RFWDMX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE DES MOINES IA 703 PM CDT SUN MAR 15 2015 ...RED FLAG WARNING HAS EXPIRED... .WINDS ARE DIMINISHING WITH SUNSET...ALLEVIATING FIRE CONDITIONS SOMEWHAT. THE RED FLAG WARNING HAS THUS BEEN ALLOWED TO EXPIRE. HOWEVER...MONDAY WILL SEE ELEVATED FIRE CONDITIONS ONCE AGAIN AND ADDITIONAL WATCHES OR WARNINGS MAY BECOME NECESSARY. IAZ004>007-015>017-023>026-033>037-044>048-057>060-070>073- 081>083-092>094-160115- /O.EXP.KDMX.FW.W.0002.000000T0000Z-150316T0000Z/ EMMET-KOSSUTH-WINNEBAGO-WORTH-PALO ALTO-HANCOCK-CERRO GORDO- POCAHONTAS-HUMBOLDT-WRIGHT-FRANKLIN-SAC-CALHOUN-WEBSTER-HAMILTON- HARDIN-CRAWFORD-CARROLL-GREENE-BOONE-STORY-AUDUBON-GUTHRIE-DALLAS- POLK-CASS-ADAIR-MADISON-WARREN-ADAMS-UNION-CLARKE-TAYLOR-RINGGOLD- DECATUR- 703 PM CDT SUN MAR 15 2015 ...RED FLAG WARNING HAS EXPIRED FOR EXTREME FIRE CONDITIONS.... EXTREME FIRE CONDITIONS WERE EXPERIENCED ACROSS MUCH OF WESTERN IOWA TODAY...BUT ARE SLOWLY IMPROVING AS WINDS DIMINISH WITH SUNSET. ELEVATED OR POTENTIALLY EXTREME FIRE CONDITIONS ARE ANTICIPATED AGAIN ON MONDAY. PLEASE STAY TUNED FOR ADDITIONAL UPDATES. $$ LEE
Nearby
Red Flag Warnings in Iowa, 2015Every red flag warning in 2015
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.