Alert archive / Minnesota / Freeze Warnings in 2026
Freeze Warning 1, NWS Twin Cities, MN
NWS Twin Cities, MN issued this freeze warning at Apr 29, 2026, 1:01 PM CDT for 11 counties in Minnesota; 5 counties in Wisconsin. It took effect at Apr 30, 2026, 2:00 AM 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
- Apr 29, 2026, 1:01 PM CDT (18:01 UTC)
- In effect from
- Apr 30, 2026, 2:00 AM CDT
- Expired
- Apr 30, 2026, 8:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS Twin Cities, MN
Counties Chippewa County, MN, Chisago County, MN, Isanti County, MN, Kandiyohi County, MN, Lac qui Parle County, MN, McLeod County, MN, Meeker County, MN, Renville County, MN, Sherburne County, MN, Wright County, MN, Yellow Medicine County, MN, Barron County, WI, Chippewa County, WI, Polk County, WI, Rusk County, WI, Saint Croix County, WI
The radar
The Minneapolis radar (KMPX), 38 km from the middle of the area, began a volume at 18:02 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, 6.0 hours before the alert went out and 37 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
- 1521 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- -70 m²/s²
- 0-3 km storm-relative helicity
- -76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
002 WWUS73 KMPX 291801 NPWMPX URGENT - WEATHER MESSAGE National Weather Service Twin Cities/Chanhassen MN 101 PM CDT Wed Apr 29 2026 MNZ051>054-056>059-064>066-WIZ014>016-023-027-300615- /O.NEW.KMPX.FZ.W.0001.260430T0700Z-260430T1300Z/ Sherburne-Isanti-Chisago-Lac Qui Parle-Chippewa-Kandiyohi-Meeker- Wright-Yellow Medicine-Renville-McLeod-Polk-Barron-Rusk-St. Croix- Chippewa- Including the cities of Olivia, Hutchinson, Willmar, Madison, Montevideo, Monticello, Rice Lake, Litchfield, Ladysmith, Osceola, Cambridge, Hudson, Center City, Elk River, Chippewa Falls, and Granite Falls 101 PM CDT Wed Apr 29 2026 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM CDT THURSDAY... * WHAT...Sub-freezing temperatures as low as 30 expected. * WHERE...Portions of central, east central, and west central Minnesota and northwest and west central Wisconsin. * WHEN...From 2 AM to 8 AM CDT Thursday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MNZ060>063-067>070-073>078-WIZ024>026-028-300615- /O.NEW.KMPX.FR.Y.0001.260430T0700Z-260430T1300Z/ Hennepin-Anoka-Ramsey-Washington-Sibley-Carver-Scott-Dakota-Redwood- Brown-Nicollet-Le Sueur-Rice-Goodhue-Pierce-Dunn-Pepin-Eau Claire- Including the cities of Chanhassen, Menomonie, Durand, Hastings, New Ulm, Blaine, Red Wing, St Peter, Le Sueur, Chaska, River Falls, St Paul, Victoria, Eau Claire, Minneapolis, Gaylord, Faribault, Stillwater, Shakopee, and Redwood Falls 101 PM CDT Wed Apr 29 2026 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM CDT THURSDAY... * WHAT...Temperatures as low as 32 will result in frost formation. * WHERE...Portions of central, east central, south central, southeast, and southwest Minnesota and west central Wisconsin. * WHEN...From 2 AM to 8 AM CDT Thursday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Borghoff
2 follow-up statements
408 WWUS73 KMPX 300250 NPWMPX URGENT - WEATHER MESSAGE National Weather Service Twin Cities/Chanhassen MN 950 PM CDT Wed Apr 29 2026 MNZ051>054-056>059-064>066-WIZ014>016-023-027-301300- /O.CON.KMPX.FZ.W.0001.260430T0700Z-260430T1300Z/ Sherburne-Isanti-Chisago-Lac Qui Parle-Chippewa-Kandiyohi-Meeker- Wright-Yellow Medicine-Renville-McLeod-Polk-Barron-Rusk-St. Croix- Chippewa- Including the cities of Center City, Litchfield, Hutchinson, Monticello, Hudson, Madison, Montevideo, Willmar, Osceola, Granite Falls, Elk River, Rice Lake, Ladysmith, Chippewa Falls, Olivia, and Cambridge 950 PM CDT Wed Apr 29 2026 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT THURSDAY... * WHAT...Sub-freezing temperatures as low as 30 expected. * WHERE...Portions of central, east central, and west central Minnesota and northwest and west central Wisconsin. * WHEN...From 2 AM to 8 AM CDT Thursday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MNZ060>063-067>070-073>078-WIZ024>026-028-301300- /O.CON.KMPX.FR.Y.0001.260430T0700Z-260430T1300Z/ Hennepin-Anoka-Ramsey-Washington-Sibley-Carver-Scott-Dakota-Redwood- Brown-Nicollet-Le Sueur-Rice-Goodhue-Pierce-Dunn-Pepin-Eau Claire- Including the cities of St Paul, Eau Claire, Stillwater, Red Wing, Gaylord, Blaine, Minneapolis, Shakopee, Chaska, St Peter, River Falls, Durand, Chanhassen, Menomonie, Hastings, New Ulm, Le Sueur, Redwood Falls, Faribault, and Victoria 950 PM CDT Wed Apr 29 2026 ...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM CDT THURSDAY... * WHAT...Temperatures as low as 32 will result in frost formation. * WHERE...Portions of central, east central, south central, southeast, and southwest Minnesota and west central Wisconsin. * WHEN...From 2 AM to 8 AM CDT Thursday. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ DPH
140 WWUS73 KMPX 300831 NPWMPX URGENT - WEATHER MESSAGE National Weather Service Twin Cities/Chanhassen MN 331 AM CDT Thu Apr 30 2026 MNZ051>054-056>059-064>066-WIZ014>016-023-027-301300- /O.CON.KMPX.FZ.W.0001.000000T0000Z-260430T1300Z/ Sherburne-Isanti-Chisago-Lac Qui Parle-Chippewa-Kandiyohi-Meeker- Wright-Yellow Medicine-Renville-McLeod-Polk-Barron-Rusk-St. Croix- Chippewa- Including the cities of Cambridge, Rice Lake, Hutchinson, Osceola, Ladysmith, Montevideo, Willmar, Monticello, Center City, Olivia, Hudson, Litchfield, Chippewa Falls, Madison, Granite Falls, and Elk River 331 AM CDT Thu Apr 30 2026 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING... * WHAT...Sub-freezing temperatures as low as 30. * WHERE...Portions of central, east central, and west central Minnesota and northwest and west central Wisconsin. * WHEN...Until 8 AM CDT this morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MNZ060>063-067>070-073>078-WIZ024>026-028-301300- /O.CON.KMPX.FR.Y.0001.000000T0000Z-260430T1300Z/ Hennepin-Anoka-Ramsey-Washington-Sibley-Carver-Scott-Dakota-Redwood- Brown-Nicollet-Le Sueur-Rice-Goodhue-Pierce-Dunn-Pepin-Eau Claire- Including the cities of Victoria, River Falls, Faribault, St Peter, Durand, Red Wing, Eau Claire, Le Sueur, Blaine, Chanhassen, St Paul, Minneapolis, Hastings, Gaylord, Redwood Falls, Stillwater, Shakopee, Menomonie, New Ulm, and Chaska 331 AM CDT Thu Apr 30 2026 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM CDT THIS MORNING... * WHAT...Temperatures as low as 33 will result in frost formation. * WHERE...Portions of central, east central, south central, southeast, and southwest Minnesota and west central Wisconsin. * WHEN...Until 8 AM CDT this morning. * IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive outdoor plants may be killed if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MPG
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 29, 1:01 PM CDT | Frost Advisory | MPX | Anoka, Brown, Carver, Dakota, Goodhue, Hennepin and 8 more | 19 hr |
Nearby
Freeze Warnings in Minnesota, 2026Freeze Warnings in Wisconsin, 2026Every freeze warning in 2026
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.