Alert archive / Minnesota / Red Flag Warnings in 2012
Red Flag Warning 5, NWS Twin Cities, MN
NWS Twin Cities, MN issued this red flag warning at Apr 9, 2012, 4:00 AM CDT for 14 counties in Minnesota. It took effect at Apr 9, 2012, 1:00 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
- Apr 9, 2012, 4:00 AM CDT (09:00 UTC)
- In effect from
- Apr 9, 2012, 1:00 PM CDT
- Expired
- Apr 9, 2012, 8:00 PM CDT
- In force
- 7 hr
- Issued by
- NWS Twin Cities, MN
Counties Blue Earth County, MN, Brown County, MN, Chippewa County, MN, Faribault County, MN, Freeborn County, MN, Lac qui Parle County, MN, Martin County, MN, Nicollet County, MN, Redwood County, MN, Renville County, MN, Steele County, MN, Waseca County, MN, Watonwan County, MN, Yellow Medicine County, MN
The radar
The Minneapolis radar (KMPX), 104 km from the middle of the area, began a volume at 09:03 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
Minneapolis, MN (KMPX), launched 00:00Z, 9.0 hours before the alert went out and 102 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
- 3359 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
455 WWUS83 KMPX 090900 RFWMPX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 400 AM CDT MON APR 9 2012 ...ANOTHER DAY OF DANGEROUS WILDFIRE CONDITIONS..MAINLY ACROSS PARTS OF SOUTHERN INTO WEST CENTRAL MINNESOTA... .TODAY MARKS AN UNPRECEDENTED FOURTH CONSECUTIVE DAY OF RED FLAG WARNINGS FOR AT LEAST PORTIONS OF THE AREA. TEMPERATURES WILL BE AROUND 10 DEGREES COLDER THAN YESTERDAY...BUT RELATIVE HUMIDITY THIS AFTERNOON WILL DIP TO AROUND 25 PERCENT IN MUCH OF SOUTHERN AND WEST CENTRAL MINNESOTA. NORTHWEST WINDS WILL INCREASE BEHIND A COLD FRONT WHICH WILL DROP ACROSS THE AREA EARLY THIS MORNING. BY NOON WINDS WILL BE AROUND 20 MPH WITH GUSTS AROUND 30 MPH. RED FLAG WARNINGS ARE POSTED THIS AFTERNOON AND EARLY EVENING FOR AREAS ROUGHLY SOUTH OF A LINE FROM MONTEVIDEO TO OWATONNA. MNZ054-056-064-065-073>075-082>085-091>093-091700- /O.UPG.KMPX.FW.A.0004.120409T1800Z-120410T0100Z/ /O.NEW.KMPX.FW.W.0005.120409T1800Z-120410T0100Z/ LAC QUI PARLE-CHIPPEWA-YELLOW MEDICINE-RENVILLE-REDWOOD-BROWN- NICOLLET-WATONWAN-BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT- FREEBORN- INCLUDING THE CITIES OF...MADISON...MONTEVIDEO...GRANITE FALLS... OLIVIA...REDWOOD FALLS...NEW ULM...ST. PETER...ST. JAMES... MANKATO...WASECA...OWATONNA...FAIRMONT...BLUE EARTH...ALBERT LEA 400 AM CDT MON APR 9 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR MUCH OF SOUTHERN INTO WEST CENTRAL MINNESOTA... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A RED FLAG WARNING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 054 LAC QUI PARLE...FIRE WEATHER ZONE 056 CHIPPEWA...FIRE WEATHER ZONE 064 YELLOW MEDICINE...FIRE WEATHER ZONE 065 RENVILLE...FIRE WEATHER ZONE 073 REDWOOD...FIRE WEATHER ZONE 074 BROWN...FIRE WEATHER ZONE 075 NICOLLET...FIRE WEATHER ZONE 082 WATONWAN...FIRE WEATHER ZONE 083 BLUE EARTH...FIRE WEATHER ZONE 084 WASECA...FIRE WEATHER ZONE 085 STEELE...FIRE WEATHER ZONE 091 MARTIN...FIRE WEATHER ZONE 092 FARIBAULT AND FIRE WEATHER ZONE 093 FREEBORN. * WINDS...NORTHWEST INCREASING TO 20 MPH WITH GUSTS OF 30 TO 35 MPH. * RELATIVE HUMIDITY...AROUND 25 PERCENT. * IMPACTS...THE COMBINATION OF LOW RELATIVE HUMIDITY...STRONG WINDS AND DRY FUELS WILL CREATE DANGEROUS FIRE WEATHER CONDITIONS THIS AFTERNOON AND 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. && $$ BAP
1 follow-up statement
517 WWUS83 KMPX 091637 RFWMPX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1137 AM CDT MON APR 9 2012 ...ANOTHER DAY OF DANGEROUS WILDFIRE CONDITIONS..MAINLY ACROSS PARTS OF SOUTHERN INTO WEST CENTRAL MINNESOTA... .TODAY MARKS AN UNPRECEDENTED FOURTH CONSECUTIVE DAY OF RED FLAG WARNINGS FOR AT LEAST PORTIONS OF THE AREA. TEMPERATURES WILL BE AROUND 10 DEGREES COLDER THAN YESTERDAY...BUT RELATIVE HUMIDITY THIS AFTERNOON WILL DIP TO AROUND 25 PERCENT IN MUCH OF SOUTHERN AND WEST CENTRAL MINNESOTA. NORTHWEST WINDS OF 20 TO 30 MPH WILL BE COMMON OVER SOUTHERN MINNESOTA. RED FLAG WARNINGS ARE POSTED THIS AFTERNOON AND EARLY EVENING FOR AREAS ROUGHLY SOUTH OF A LINE FROM MONTEVIDEO TO OWATONNA. MNZ054-056-064-065-073>075-082>085-091>093-100100- /O.CON.KMPX.FW.W.0005.120409T1800Z-120410T0100Z/ LAC QUI PARLE-CHIPPEWA-YELLOW MEDICINE-RENVILLE-REDWOOD-BROWN- NICOLLET-WATONWAN-BLUE EARTH-WASECA-STEELE-MARTIN-FARIBAULT- FREEBORN- INCLUDING THE CITIES OF...MADISON...MONTEVIDEO...GRANITE FALLS... OLIVIA...REDWOOD FALLS...NEW ULM...ST. PETER...ST. JAMES... MANKATO...WASECA...OWATONNA...FAIRMONT...BLUE EARTH...ALBERT LEA 1137 AM CDT MON APR 9 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR STRONG WINDS AND LOW RELATIVE HUMIDITY FOR MUCH OF SOUTHERN INTO WEST CENTRAL MINNESOTA... * AFFECTED AREA...FIRE WEATHER ZONE 054 LAC QUI PARLE...FIRE WEATHER ZONE 056 CHIPPEWA...FIRE WEATHER ZONE 064 YELLOW MEDICINE...FIRE WEATHER ZONE 065 RENVILLE...FIRE WEATHER ZONE 073 REDWOOD...FIRE WEATHER ZONE 074 BROWN...FIRE WEATHER ZONE 075 NICOLLET...FIRE WEATHER ZONE 082 WATONWAN...FIRE WEATHER ZONE 083 BLUE EARTH...FIRE WEATHER ZONE 084 WASECA...FIRE WEATHER ZONE 085 STEELE...FIRE WEATHER ZONE 091 MARTIN...FIRE WEATHER ZONE 092 FARIBAULT AND FIRE WEATHER ZONE 093 FREEBORN. * WINDS...NORTHWEST 20 TO 30 MPH WITH GUSTS TO NEAR 35 MPH. * RELATIVE HUMIDITY...AROUND 25 PERCENT. * IMPACTS...THE COMBINATION OF LOW RELATIVE HUMIDITY...STRONG WINDS AND DRY FUELS WILL CREATE DANGEROUS FIRE WEATHER CONDITIONS THIS AFTERNOON AND 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. && $$
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 9, 2:37 AM CDT | Freeze Warning | MPX | Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more | 31 hr |
Nearby
Red Flag Warnings in Minnesota, 2012Every red flag warning in 2012
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.