Alert archive / Minnesota / Freeze Warnings in 2021

Freeze Warning 3, NWS Twin Cities, MN

May 27, 20216 counties in Minnesota

NWS Twin Cities, MN issued this freeze warning at May 27, 2021, 2:45 PM CDT for 6 counties in Minnesota. It took effect at May 28, 2021, 4:00 AM CDT. It was in force for 3 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
May 27, 2021, 2:45 PM CDT (19:45 UTC)
In effect from
May 28, 2021, 4:00 AM CDT
Expired
May 28, 2021, 7:00 AM CDT
In force
3 hr
Issued by
NWS Twin Cities, MN

Counties Benton County, MN, Douglas County, MN, Kanabec County, MN, Mille Lacs County, MN, Morrison County, MN, Todd County, MN

The radar

The Minneapolis radar (KMPX), 132 km from the middle of the area, began a volume at 19:48 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, 7.8 hours before the alert went out and 131 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.

Skew-T log-pSkew-T log-p diagram, Minneapolis, MN at 12:00Z on 2021-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Minneapolis, MN at 12:00Z on 2021-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
691 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
182 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

773 
WWUS73 KMPX 271945
NPWMPX

URGENT - WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
245 PM CDT Thu May 27 2021

MNZ041>045-050-280500-
/O.UPG.KMPX.FZ.A.0001.210528T0600Z-210528T1200Z/
/O.NEW.KMPX.FZ.W.0003.210528T0900Z-210528T1200Z/
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Benton-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Mora, and Sauk Rapids
245 PM CDT Thu May 27 2021

...FREEZE WARNING IN EFFECT FROM 4 AM TO 7 AM CDT FRIDAY...

* WHAT...Sub-freezing temperatures as low as 32 expected.

* WHERE...Douglas, Todd, Morrison, Mille Lacs, Kanabec and 
  Benton Counties.

* WHEN...From 4 AM to 7 AM CDT Friday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

MNZ047>049-054>057-064-280500-
/O.EXB.KMPX.FZ.A.0001.210528T0900Z-210528T1200Z/
Stevens-Pope-Stearns-Lac Qui Parle-Swift-Chippewa-Kandiyohi-
Yellow Medicine-
Including the cities of Morris, Glenwood, St Cloud, Madison, 
Benson, Montevideo, Willmar, and Granite Falls
245 PM CDT Thu May 27 2021

...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
MORNING...

* WHAT...Sub-freezing temperatures as low as 33 possible.

* WHERE...Stevens, Pope, Stearns, Lac Qui Parle, Swift, 
  Chippewa, Kandiyohi and Yellow Medicine Counties.

* WHEN...From late tonight through Friday 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. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

MNZ052-053-WIZ014>016-280500-
/O.EXT.KMPX.FZ.A.0001.210528T0900Z-210528T1200Z/
Isanti-Chisago-Polk-Barron-Rusk-
Including the cities of Cambridge, Center City, Osceola, 
Rice Lake, and Ladysmith
245 PM CDT Thu May 27 2021

...FREEZE WATCH NOW IN EFFECT FROM LATE TONIGHT THROUGH FRIDAY
MORNING...

* WHAT...Sub-freezing temperatures possible.

* WHERE...Portions of central Minnesota and northwest Wisconsin.

* WHEN...From late tonight through Friday 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. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$
2 follow-up statements
388 
WWUS73 KMPX 280059
NPWMPX

URGENT - WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
759 PM CDT Thu May 27 2021

MNZ047>049-052>057-064-WIZ014>016-280200-
/O.CAN.KMPX.FZ.A.0001.210528T0900Z-210528T1200Z/
Stevens-Pope-Stearns-Isanti-Chisago-Lac Qui Parle-Swift-Chippewa-
Kandiyohi-Yellow Medicine-Polk-Barron-Rusk-
Including the cities of Morris, Glenwood, St Cloud, Cambridge, 
Center City, Madison, Benson, Montevideo, Willmar, Granite Falls,
Osceola, Rice Lake, and Ladysmith
759 PM CDT Thu May 27 2021

...FREEZE WATCH IS CANCELLED...

Temperatures will likely remain above freezing tonight due to
cloud cover lingering until very late tonight. Therefore, the
Freeze Watch has been cancelled.

$$

MNZ041>045-050-280900-
/O.CON.KMPX.FZ.W.0003.210528T0900Z-210528T1200Z/
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Benton-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Mora, and Sauk Rapids
759 PM CDT Thu May 27 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 4 AM TO 7 AM CDT
FRIDAY...

* WHAT...Sub-freezing temperatures as low as 31 expected.

* WHERE...Morrison, Douglas, Benton, Todd, Kanabec and Mille 
  Lacs Counties.

* WHEN...From 4 AM to 7 AM CDT Friday.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

Borghoff
523 
WWUS73 KMPX 281032
NPWMPX

URGENT - WEATHER MESSAGE
National Weather Service Twin Cities/Chanhassen MN
532 AM CDT Fri May 28 2021

MNZ041>045-050-281200-
/O.CON.KMPX.FZ.W.0003.000000T0000Z-210528T1200Z/
Douglas-Todd-Morrison-Mille Lacs-Kanabec-Benton-
Including the cities of Alexandria, Long Prairie, Little Falls, 
Princeton, Mora, and Sauk Rapids
532 AM CDT Fri May 28 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING...

* WHAT...Temperatures around freezing.

* WHERE...Morrison, Douglas, Benton, Todd, Kanabec and Mille 
  Lacs Counties.

* WHEN...Until 7 AM CDT this morning.

* IMPACTS...Frost and freeze conditions will kill crops, other 
  sensitive vegetation and possibly damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold. To prevent
freezing and possible bursting of outdoor water pipes they should
be wrapped, drained, or allowed to drip slowly. Those that have
in-ground sprinkler systems should drain them and cover above-
ground pipes to protect them from freezing.

&&

$$

The office that day

Everything else NWS Twin Cities, MN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 27, 4:09 AM CDTFreeze WatchMPXBenton, Chippewa, Chisago, Douglas, Isanti, Kanabec and 10 more16 hr

Nearby

Freeze Warnings in Minnesota, 2021Every freeze warning in 2021

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.