Alert archive / Minnesota / Freeze Warnings in 2012
Freeze Warning 8, NWS Twin Cities, MN
NWS Twin Cities, MN issued this freeze warning at Sep 22, 2012, 3:14 AM CDT for 42 counties in Minnesota; 9 counties in Wisconsin. It took effect at Sep 23, 2012, 1:00 AM 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
- Sep 22, 2012, 3:14 AM CDT (08:14 UTC)
- In effect from
- Sep 23, 2012, 1:00 AM CDT
- Expired
- Sep 23, 2012, 8:00 AM CDT
- In force
- 7 hr
- Issued by
- NWS Twin Cities, MN
All 51 counties
Anoka County, MN, Benton County, MN, Blue Earth County, MN, Brown County, MN, Carver County, MN, Chippewa County, MN, Chisago County, MN, Dakota County, MN, Douglas County, MN, Faribault County, MN, Freeborn County, MN, Goodhue County, MN, Hennepin County, MN, Isanti County, MN, Kanabec County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, Le Sueur County, MN, Martin County, MN, McLeod County, MN, Meeker County, MN, Mille Lacs County, MN, Morrison County, MN, Nicollet County, MN, Pope County, MN, Ramsey County, MN, Redwood County, MN, Renville County, MN, Rice County, MN, Scott County, MN, Sherburne County, MN, Sibley County, MN, Stearns County, MN, Steele County, MN, Stevens County, MN, Swift County, MN, Todd County, MN, Waseca County, MN, Washington County, MN, Watonwan County, MN, Wright County, MN, Yellow Medicine County, MN, Barron County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Rusk County, WI, Saint Croix County, WI
The radar
The Minneapolis radar (KMPX), 20 km from the middle of the area, began a volume at 08:16 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, 8.2 hours before the alert went out and 17 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
- 7 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 2074 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 57 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.
840 WWUS73 KMPX 220814 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 314 AM CDT SAT SEP 22 2012 ...FREEZE WARNING FOR TONIGHT INTO SUNDAY MORNING FOR ALL OF CENTRAL AND SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN... .A FREEZE WARNING HAS BEEN ISSUED FOR THE AREA 1 AM TO 8 AM SUNDAY MORNING FOR ALL OF CENTRAL AND SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN. LOWS SUNDAY MORNING WILL DROP INTO THE MIDDLE 20S TO AROUND 30 OUTSIDE OF THE URBAN CORE OF THE TWIN CITIES. THIS WILL LIKELY RESULT IN A HARD FREEZE FOR MANY LOCATIONS. WITHIN THE URBAN CORE OF THE TWIN CITIES METRO AREA...TEMPERATURES ARE CURRENTLY EXPECTED TO REMAIN IN THE LOWER TO MIDDLE 30S. REMEMBER...FROST MAY BE POSSIBLE EVEN IF TEMPERATURES REMAIN A FEW DEGREES ABOVE FREEZING. A COLD DOME OF CANADIAN HIGH PRESSURE WILL BE BUILDING OVER THE REGION TONIGHT AND SUNDAY. THIS WILL RESULT IN CLEAR SKIES AND CALM WINDS SATURDAY NIGHT...WHICH WILL ALLOW TEMPERATURES TO FALL BELOW 32 DEGREES FOR MUCH OF THE AREA BY SUNDAY MORNING. MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028- 221800- /O.UPG.KMPX.FZ.A.0002.120923T0600Z-120923T1300Z/ /O.NEW.KMPX.FZ.W.0008.120923T0600Z-120923T1300Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON- YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-BARRON-RUSK- ST. CROIX-PIERCE-DUNN-PEPIN-EAU CLAIRE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...MINNEAPOLIS... BLAINE...ST. PAUL...STILLWATER...GRANITE FALLS...OLIVIA... HUTCHINSON...GAYLORD...CHASKA...SHAKOPEE...BURNSVILLE... REDWOOD FALLS...NEW ULM...ST. PETER...LE SUEUR...FARIBAULT... RED WING...ST. JAMES...MANKATO...WASECA...OWATONNA...FAIRMONT... BLUE EARTH...ALBERT LEA...AMERY...BALSAM LAKE...RICE LAKE... BARRON...LADYSMITH...HUDSON...NEW RICHMOND...RIVER FALLS... PRESCOTT...MENOMONIE...BOYCEVILLE...DURAND...PEPIN... CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 314 AM CDT SAT SEP 22 2012 ...FREEZE WARNING IN EFFECT FROM 1 AM TO 8 AM CDT SUNDAY... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 1 AM TO 8 AM CDT SUNDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. * TEMPERATURE...LOWS SUNDAY MORNING WILL FALL TO BETWEEN 25 AND 32 OVER MUCH OF THE AREA...AND 30 TO 35 WITHIN THE URBAN CORE OF THE TWIN CITIES. * IMPACTS...TEMPERATURES THIS COLD WILL BE DETRIMENTAL TO SENSITIVE VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$
3 follow-up statements
111 WWUS73 KMPX 221801 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 101 PM CDT SAT SEP 22 2012 ...FREEZE WARNING TONIGHT INTO SUNDAY MORNING FOR ALL OF CENTRAL AND SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN... .A FREEZE WARNING HAS BEEN ISSUED FOR THE AREA FROM 1 AM TO 8 AM SUNDAY MORNING FOR ALL OF CENTRAL AND SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN. LOWS SUNDAY MORNING WILL DROP INTO THE MIDDLE 20S TO AROUND 30 OUTSIDE OF THE URBAN CORE OF THE TWIN CITIES. THIS WILL LIKELY RESULT IN A HARD FREEZE FOR MANY LOCATIONS. WITHIN THE URBAN CORE OF THE TWIN CITIES METRO AREA...TEMPERATURES ARE CURRENTLY EXPECTED TO REMAIN IN THE LOWER TO MIDDLE 30S. REMEMBER...FROST MAY BE POSSIBLE EVEN IF TEMPERATURES REMAIN A FEW DEGREES ABOVE FREEZING. A COLD DOME OF CANADIAN HIGH PRESSURE WILL BE BUILDING OVER THE REGION TONIGHT AND SUNDAY. THIS WILL RESULT IN CLEAR SKIES AND CALM WINDS SATURDAY NIGHT...WHICH WILL ALLOW TEMPERATURES TO FALL BELOW 32 DEGREES FOR MUCH OF THE AREA BY SUNDAY MORNING. MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028- 230215- /O.CON.KMPX.FZ.W.0008.120923T0600Z-120923T1300Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON- YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-BARRON-RUSK- ST. CROIX-PIERCE-DUNN-PEPIN-EAU CLAIRE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...MINNEAPOLIS... BLAINE...ST. PAUL...STILLWATER...GRANITE FALLS...OLIVIA... HUTCHINSON...GAYLORD...CHASKA...SHAKOPEE...BURNSVILLE... REDWOOD FALLS...NEW ULM...ST. PETER...LE SUEUR...FARIBAULT... RED WING...ST. JAMES...MANKATO...WASECA...OWATONNA...FAIRMONT... BLUE EARTH...ALBERT LEA...AMERY...BALSAM LAKE...RICE LAKE... BARRON...LADYSMITH...HUDSON...NEW RICHMOND...RIVER FALLS... PRESCOTT...MENOMONIE...BOYCEVILLE...DURAND...PEPIN... CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 101 PM CDT SAT SEP 22 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 AM CDT SUNDAY... * TEMPERATURE...LOWS SUNDAY MORNING WILL FALL TO BETWEEN 25 AND 32 OVER MUCH OF THE AREA...AND 30 TO 35 WITHIN THE URBAN CORE OF THE TWIN CITIES. * IMPACTS...TEMPERATURES THIS COLD COULD BE DETRIMENTAL TO SENSITIVE VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$
407 WWUS73 KMPX 230022 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 722 PM CDT SAT SEP 22 2012 ...FREEZE WARNING TONIGHT INTO SUNDAY MORNING FOR ALL OF CENTRAL AND SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN... .A FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 AM SUNDAY MORNING FOR ALL OF CENTRAL AND SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN. LOWS SUNDAY MORNING WILL DROP INTO THE 25 TO 30 DEGREE RANGE OVER MUCH OF THE AREA...RESULTING IN A HARD FREEZE FOR MANY LOCATIONS. TEMPERATURES IN THE TWIN CITIES ARE EXPECTED TO BE A LITTLE WARMER WITH LOWS NEAR 32 DEGREES. REMEMBER...FROST MAY BE POSSIBLE EVEN IF TEMPERATURES REMAIN A FEW DEGREES ABOVE FREEZING. THE COLD NIGHT AHEAD IS THE RESULT OF CANADIAN HIGH PRESSURE MOVING IN. THIS WILL RESULT IN CLEAR SKIES AND NEARLY CALM WINDS SUNDAY MORNING. MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028- 230830- /O.CON.KMPX.FZ.W.0008.120923T0600Z-120923T1300Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON- YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-BARRON-RUSK- ST. CROIX-PIERCE-DUNN-PEPIN-EAU CLAIRE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...MINNEAPOLIS... BLAINE...ST. PAUL...STILLWATER...GRANITE FALLS...OLIVIA... HUTCHINSON...GAYLORD...CHASKA...SHAKOPEE...BURNSVILLE... REDWOOD FALLS...NEW ULM...ST. PETER...LE SUEUR...FARIBAULT... RED WING...ST. JAMES...MANKATO...WASECA...OWATONNA...FAIRMONT... BLUE EARTH...ALBERT LEA...AMERY...BALSAM LAKE...RICE LAKE... BARRON...LADYSMITH...HUDSON...NEW RICHMOND...RIVER FALLS... PRESCOTT...MENOMONIE...BOYCEVILLE...DURAND...PEPIN... CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 722 PM CDT SAT SEP 22 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 AM CDT SUNDAY... * TEMPERATURE...LOWS SUNDAY MORNING WILL FALL TO BETWEEN 25 AND 30 DEGREES OVER MUCH OF THE AREA...AND TO AROUND 32 DEGREES IN THE TWIN CITIES. * IMPACTS...TEMPERATURES THIS COLD COULD BE DETRIMENTAL TO SENSITIVE VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ RAH
502 WWUS73 KMPX 230732 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 232 AM CDT SUN SEP 23 2012 ...FREEZE WARNING CONTINUES UNTIL 8 AM FOR ALL OF CENTRAL AND SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN... .TEMPERATURES EARLY THIS MORNING WILL DROP INTO THE 25 TO 30 DEGREE RANGE OVER MUCH OF THE AREA...RESULTING IN A HARD FREEZE FOR MANY LOCATIONS. TEMPERATURES IN THE TWIN CITIES METRO ARE EXPECTED TO BE A LITTLE WARMER WITH LOWS NEAR 32 DEGREES. REMEMBER...FROST MAY BE POSSIBLE EVEN IF TEMPERATURES REMAIN A FEW DEGREES ABOVE FREEZING. THE COLD MORNING IS THE RESULT OF CANADIAN HIGH PRESSURE MOVING IN. THIS HAS RESULTED IN CLEAR SKIES AND NEARLY CALM WINDS. MNZ041>045-047>070-073>078-082>085-091>093-WIZ014>016-023>028- 231300- /O.CON.KMPX.FZ.W.0008.000000T0000Z-120923T1300Z/ DOUGLAS-TODD-MORRISON-MILLE LACS-KANABEC-STEVENS-POPE-STEARNS- BENTON-SHERBURNE-ISANTI-CHISAGO-LAC QUI PARLE-SWIFT-CHIPPEWA- KANDIYOHI-MEEKER-WRIGHT-HENNEPIN-ANOKA-RAMSEY-WASHINGTON- YELLOW MEDICINE-RENVILLE-MCLEOD-SIBLEY-CARVER-SCOTT-DAKOTA- REDWOOD-BROWN-NICOLLET-LE SUEUR-RICE-GOODHUE-WATONWAN-BLUE EARTH- WASECA-STEELE-MARTIN-FARIBAULT-FREEBORN-POLK-BARRON-RUSK- ST. CROIX-PIERCE-DUNN-PEPIN-EAU CLAIRE- INCLUDING THE CITIES OF...ALEXANDRIA...LONG PRAIRIE... LITTLE FALLS...PRINCETON...MORA...MORRIS...GLENWOOD...ST. CLOUD... FOLEY...ELK RIVER...CAMBRIDGE...CENTER CITY...MADISON...BENSON... MONTEVIDEO...WILLMAR...LITCHFIELD...MONTICELLO...MINNEAPOLIS... BLAINE...ST. PAUL...STILLWATER...GRANITE FALLS...OLIVIA... HUTCHINSON...GAYLORD...CHASKA...SHAKOPEE...BURNSVILLE... REDWOOD FALLS...NEW ULM...ST. PETER...LE SUEUR...FARIBAULT... RED WING...ST. JAMES...MANKATO...WASECA...OWATONNA...FAIRMONT... BLUE EARTH...ALBERT LEA...AMERY...BALSAM LAKE...RICE LAKE... BARRON...LADYSMITH...HUDSON...NEW RICHMOND...RIVER FALLS... PRESCOTT...MENOMONIE...BOYCEVILLE...DURAND...PEPIN... CHIPPEWA FALLS...BLOOMER...EAU CLAIRE...ALTOONA 232 AM CDT SUN SEP 23 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING... * TEMPERATURE...BETWEEN 25 AND 30 DEGREES OVER MUCH OF THE AREA...AND AROUND 32 DEGREES IN THE TWIN CITIES METRO. * IMPACTS...TEMPERATURES THIS COLD COULD BE DETRIMENTAL TO SENSITIVE VEGETATION AND MAY RESULT IN THE TERMINATION OF THE GROWING SEASON. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ BORGHOFF
Nearby
Freeze Warnings in Minnesota, 2012Freeze Warnings in Wisconsin, 2012Every freeze 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.