Alert archive / Minnesota / Freeze Watches in 2012
Freeze Watch 2, NWS Twin Cities, MN
NWS Twin Cities, MN issued this freeze watch at Sep 21, 2012, 3:03 PM 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 .
The area
The counties it named.
The facts
- Issued
- Sep 21, 2012, 3:03 PM CDT (20:03 UTC)
- In effect from
- Sep 23, 2012, 1:00 AM CDT
- Expired
- Sep 22, 2012, 3:14 AM CDT
- In force
- 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 20:03 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 12:00Z, 8.1 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 953 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 196 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
804 WWUS73 KMPX 212003 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 303 PM CDT FRI SEP 21 2012 ...FREEZE WATCH SATURDAY NIGHT INTO SUNDAY MORNING FOR ALL OF CENTRAL AND SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN... .A FREEZE WATCH HAS BEEN ISSUED 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 MID 20S TO AROUND 30 OUTSIDE OF THE URBAN CORE OF THE TWIN CITIES. WITHIN THE URBAN CORE OF THE TWIN CITIES METRO AREA...TEMPERATURES ARE CURRENTLY EXPECTED TO REMAIN UP IN THE MID 30S AND FROST MAY BE POSSIBLE EVEN IF TEMPERATURES REMAIN A FEW DEGREES ABOVE FREEZING. A COLD DOME OF CANADIAN HIGH PRESSURE WILL BE MOVING IN BEHIND A STRONG COLD FRONT TONIGHT...AND WILL BE CENTERED ACROSS MINNESOTA BY SUNDAY MORNING. 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- 220600- /O.NEW.KMPX.FZ.A.0002.120923T0600Z-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 303 PM CDT FRI SEP 21 2012 ...FREEZE WATCH IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY MORNING... THE NATIONAL WEATHER SERVICE IN TWIN CITIES/CHANHASSEN HAS ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY MORNING. * TEMPERATURE...LOWS SUNDAY MORNING WILL FALL TO BETWEEN 25 AND 32 OUTSIDE OF THE URBAN CORE OF THE TWIN CITIES. * IMPACTS...TEMPERATURES THIS COLD WILL BE DETRIMENTAL TO SENSITIVE VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$
2 follow-up statements
581 WWUS73 KMPX 220412 NPWMPX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 1112 PM CDT FRI SEP 21 2012 ...FREEZE WATCH SATURDAY NIGHT INTO SUNDAY MORNING FOR ALL OF CENTRAL AND SOUTHERN MINNESOTA AND WEST CENTRAL WISCONSIN... .A FREEZE WATCH 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 MIDDLE 20S TO AROUND 30 OUTSIDE OF THE URBAN CORE OF THE TWIN CITIES. WITHIN THE URBAN CORE OF THE TWIN CITIES METRO AREA...TEMPERATURES ARE CURRENTLY EXPECTED TO REMAIN IN THE MIDDLE 30S. 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 SATURDAY NIGHT 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- 221215- /O.CON.KMPX.FZ.A.0002.120923T0600Z-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 1112 PM CDT FRI SEP 21 2012 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE SATURDAY NIGHT THROUGH SUNDAY MORNING... * TEMPERATURE...LOWS SUNDAY MORNING WILL FALL TO BETWEEN 25 AND 32 OUTSIDE OF THE URBAN CORE OF THE TWIN CITIES. * IMPACTS...TEMPERATURES THIS COLD WILL BE DETRIMENTAL TO SENSITIVE VEGETATION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$
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. && $$
Nearby
Freeze Watches in Minnesota, 2012Freeze Watches in Wisconsin, 2012Every freeze watch 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.