Alert archive / Minnesota / Red Flag Warnings in 2012
Red Flag Warning 8, NWS Twin Cities, MN
NWS Twin Cities, MN issued this red flag warning at Sep 15, 2012, 2:55 AM CDT for 12 counties in Minnesota. It took effect at Sep 15, 2012, 1:00 PM CDT. 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
- Sep 15, 2012, 2:55 AM CDT (07:55 UTC)
- In effect from
- Sep 15, 2012, 1:00 PM CDT
- Expired
- Sep 15, 2012, 7:15 PM CDT
- In force
- 6 hr
- Issued by
- NWS Twin Cities, MN
Counties Blue Earth County, MN, Brown County, MN, Chippewa County, MN, Faribault County, MN, Lac qui Parle County, MN, Martin County, MN, Nicollet County, MN, Redwood County, MN, Renville County, MN, Sibley County, MN, Watonwan County, MN, Yellow Medicine County, MN
The radar
The Minneapolis radar (KMPX), 115 km from the middle of the area, began a volume at 07:58 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, 7.9 hours before the alert went out and 113 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
- 2946 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 22 m²/s²
- 0-3 km storm-relative helicity
- 135 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
430 WWUS83 KMPX 150755 RFWMPX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 255 AM CDT SAT SEP 15 2012 ...RED FLAG WARNING ACROSS SOUTHWEST MINNESOTA FOR SATURDAY AFTERNOON... .SOUTHWEST WINDS WILL INCREASE TO AROUND 20 MPH TODAY...WITH GUSTS TO BETWEEN 25 AND 30 MPH POSSIBLE DURING THE AFTERNOON...AS RELATIVE HUMIDITY VALUES FALL TO AROUND 20 PERCENT. GIVEN THE STRONG WINDS...LOW RELATIVE HUMIDITY VALUES...AND DRY FUELS... A RED FLAG WARNING HAS BEEN ISSUED FOR THIS AFTERNOON INTO EARLY THIS EVENING GENERALLY ALONG AND SOUTH OF THE MINNESOTA RIVER VALLEY. FARTHER NORTH IN WEST CENTRAL MINNESOTA...THE FIRE WEATHER WATCH THAT INCLUDED STEVENS...POPE...SWIFT...AND KANDIYOHI COUNTIES HAS BEEN CANCELED. WHILE RELATIVE HUMIDITY VALUES WILL FALL TO BETWEEN 20 AND 25 PERCENT THIS AFTERNOON...WINDS ARE EXPECTED TO REMAIN BELOW 20 MPH. MNZ047-048-055-057-150900- /O.CAN.KMPX.FW.A.0007.120915T1800Z-120916T0100Z/ STEVENS-POPE-SWIFT-KANDIYOHI- INCLUDING THE CITIES OF...MORRIS...GLENWOOD...BENSON...WILLMAR 255 AM CDT SAT SEP 15 2012 ...FIRE WEATHER WATCH IS CANCELLED FOR WIND...LOW HUMIDITY...AND DRY FUELS FOR SOUTHWEST MINNESOTA... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS CANCELED THE FIRE WEATHER WATCH. WHILE RELATIVE HUMIDITY VALUES WILL FALL TO BETWEEN 20 AND 25 PERCENT THIS AFTERNOON...WINDS ARE EXPECTED TO REMAIN BELOW 20 MPH. $$ MNZ054-056-064-065-067-073>075-082-083-091-092-151600- /O.UPG.KMPX.FW.A.0007.120915T1800Z-120916T0100Z/ /O.NEW.KMPX.FW.W.0008.120915T1800Z-120916T0100Z/ LAC QUI PARLE-CHIPPEWA-YELLOW MEDICINE-RENVILLE-SIBLEY-REDWOOD- BROWN-NICOLLET-WATONWAN-BLUE EARTH-MARTIN-FARIBAULT- INCLUDING THE CITIES OF...MADISON...MONTEVIDEO...GRANITE FALLS... OLIVIA...GAYLORD...REDWOOD FALLS...NEW ULM...ST. PETER... ST. JAMES...MANKATO...FAIRMONT...BLUE EARTH 255 AM CDT SAT SEP 15 2012 ...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWEST MINNESOTA... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A RED FLAG WARNING FOR WIND AND LOW RELATIVE HUMIDITY...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM CDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. * AFFECTED AREA...FIRE WEATHER ZONE 054 LAC QUI PARLE...FIRE WEATHER ZONE 056 CHIPPEWA...FIRE WEATHER ZONE 064 YELLOW MEDICINE...FIRE WEATHER ZONE 065 RENVILLE...FIRE WEATHER ZONE 067 SIBLEY...FIRE WEATHER ZONE 073 REDWOOD...FIRE WEATHER ZONE 074 BROWN...FIRE WEATHER ZONE 075 NICOLLET...FIRE WEATHER ZONE 082 WATONWAN...FIRE WEATHER ZONE 083 BLUE EARTH...FIRE WEATHER ZONE 091 MARTIN AND FIRE WEATHER ZONE 092 FARIBAULT. * WINDS...SOUTH 15 TO 20 MPH WITH POTENTIAL GUSTS 25 TO 30 MPH. * RELATIVE HUMIDITY...RANGING FROM 20 TO 25 PERCENT. * IMPACTS...FIRES COULD BECOME FAST MOVING IN A SHORT PERIOD OF TIME DUE TO THE GUSTY WINDS AND LOW HUMIDITY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. && $$
3 follow-up statements
545 WWUS83 KMPX 151521 RFWMPX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1021 AM CDT SAT SEP 15 2012 ...RED FLAG WARNING CONTINUES ACROSS SOUTHWEST AND SOUTH CENTRAL MINNESOTA THROUGH EARLY EVENING... .SOUTHWEST WINDS WILL REMAIN BETWEEN 15 AND 20 MPH...WITH GUSTS UP TO 35 MPH DURING THE AFTERNOON...AS RELATIVE HUMIDITY VALUES FALL TO AROUND 20 PERCENT. GIVEN THE STRONG WINDS...LOW RELATIVE HUMIDITY VALUES...AND DRY FUELS...A RED FLAG WARNING REMAINS IN EFFECT THIS AFTERNOON...AND INTO EARLY THIS EVENING GENERALLY ALONG AND SOUTH OF THE MINNESOTA RIVER VALLEY. MNZ054-056-064-065-067-073>075-082-083-091-092-160000- /O.CON.KMPX.FW.W.0008.120915T1800Z-120916T0100Z/ LAC QUI PARLE-CHIPPEWA-YELLOW MEDICINE-RENVILLE-SIBLEY-REDWOOD- BROWN-NICOLLET-WATONWAN-BLUE EARTH-MARTIN-FARIBAULT- INCLUDING THE CITIES OF...MADISON...MONTEVIDEO...GRANITE FALLS... OLIVIA...GAYLORD...REDWOOD FALLS...NEW ULM...ST. PETER... ST. JAMES...MANKATO...FAIRMONT...BLUE EARTH 1021 AM CDT SAT SEP 15 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTHWEST AND PORTIONS OF SOUTH 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 067 SIBLEY...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 091 MARTIN AND FIRE WEATHER ZONE 092 FARIBAULT. * WINDS...SOUTHWEST 15 TO 20 MPH...WITH GUSTS UP TO 35 MPH. * RELATIVE HUMIDITY...AS LOW AS 22 PERCENT. * IMPACTS...FIRES COULD BECOME FAST MOVING IN A SHORT PERIOD OF TIME DUE TO THE GUSTY WINDS AND LOW HUMIDITY. 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. && $$ JLT
057 WWUS83 KMPX 152055 RFWMPX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 355 PM CDT SAT SEP 15 2012 ...RED FLAG WARNING CONTINUES ACROSS SOUTHWEST AND SOUTH CENTRAL MINNESOTA THROUGH EARLY EVENING... .SOUTHWEST WINDS WILL CONTINUE TO RANGE BETWEEN 15 AND 20 MPH...WITH GUSTS UP TO 30 MPH THROUGH THE EARLY EVENING...AS RELATIVE HUMIDITY VALUES LINGER AROUND 20 PERCENT. GIVEN THE STRONG WINDS...LOW HUMIDITY VALUES...AND DRY FUELS...A RED FLAG WARNING REMAINS IN EFFECT THROUGH 8 PM THIS EVENING ALONG AND SOUTHWEST OF THE MINNESOTA RIVER VALLEY. MNZ054-056-064-065-067-073>075-082-083-091-092-160100- /O.CON.KMPX.FW.W.0008.000000T0000Z-120916T0100Z/ LAC QUI PARLE-CHIPPEWA-YELLOW MEDICINE-RENVILLE-SIBLEY-REDWOOD- BROWN-NICOLLET-WATONWAN-BLUE EARTH-MARTIN-FARIBAULT- INCLUDING THE CITIES OF...MADISON...MONTEVIDEO...GRANITE FALLS... OLIVIA...GAYLORD...REDWOOD FALLS...NEW ULM...ST. PETER... ST. JAMES...MANKATO...FAIRMONT...BLUE EARTH 355 PM CDT SAT SEP 15 2012 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR LOW HUMIDITY AND STRONG WINDS FOR PORTIONS OF WESTERN AND SOUTHERN 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 067 SIBLEY...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 091 MARTIN AND FIRE WEATHER ZONE 092 FARIBAULT. * WINDS...SOUTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH. * RELATIVE HUMIDITY...AS LOW AS 20 PERCENT. * IMPACTS...FIRES COULD BECOME FAST MOVING IN A SHORT PERIOD OF TIME DUE TO THE GUSTY WINDS AND LOW HUMIDITY. 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. && $$ JRB
125 WWUS83 KMPX 160015 RFWMPX URGENT - FIRE WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 715 PM CDT SAT SEP 15 2012 ...RED FLAG WARNING HAS BEEN CANCELLED... .WINDS HAVE DIMINISHED OVER THE LAST HOUR AND WILL CONTINUE TO WEAKEN THIS EVENING. HUMIDITY VALUES WILL GRADUALLY INCREASE OVERNIGHT AS TEMPERATURES COOL. MNZ054-056-064-065-067-073>075-082-083-091-092-160115- /O.CAN.KMPX.FW.W.0008.000000T0000Z-120916T0100Z/ LAC QUI PARLE-CHIPPEWA-YELLOW MEDICINE-RENVILLE-SIBLEY-REDWOOD- BROWN-NICOLLET-WATONWAN-BLUE EARTH-MARTIN-FARIBAULT- INCLUDING THE CITIES OF...MADISON...MONTEVIDEO...GRANITE FALLS... OLIVIA...GAYLORD...REDWOOD FALLS...NEW ULM...ST. PETER... ST. JAMES...MANKATO...FAIRMONT...BLUE EARTH 715 PM CDT SAT SEP 15 2012 ...RED FLAG WARNING IS CANCELLED FOR LOW HUMIDITY AND STRONG WINDS FOR PORTIONS OF WESTERN AND SOUTHERN MINNESOTA... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS CANCELLED THE RED FLAG WARNING. WINDS HAVE DIMINISHED AND HUMIDITY VALUES HAVE INCREASED. TOMORROW WILL BE DRY AS WELL...BUT WINDS SHOULD REMAIN LESS THAN 20 MPH. RAIN SHOWERS WILL MOVE IN SUNDAY NIGHT WITH COOLER TEMPERATURES AND HIGHER HUMIDITY EXPECTED FOR NEXT WEEK. $$ JRB
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.