Alert archive / Michigan / Freeze Warnings in 2021

Freeze Warning 3, NWS Grand Rapids, MI

April 19, 202119 counties in Michigan

NWS Grand Rapids, MI issued this freeze warning at Apr 19, 2021, 3:30 PM EDT for 19 counties in Michigan. It took effect at Apr 20, 2021, 8:00 PM EDT. It was in force for 37 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 19, 2021, 3:30 PM EDT (19:30 UTC)
In effect from
Apr 20, 2021, 8:00 PM EDT
Expired
Apr 22, 2021, 9:07 AM EDT
In force
37 hr
Issued by
NWS Grand Rapids, MI

Counties Allegan County, MI, Barry County, MI, Calhoun County, MI, Clinton County, MI, Eaton County, MI, Gratiot County, MI, Ingham County, MI, Ionia County, MI, Jackson County, MI, Kalamazoo County, MI, Kent County, MI, Lake County, MI, Mason County, MI, Montcalm County, MI, Muskegon County, MI, Newaygo County, MI, Oceana County, MI, Ottawa County, MI, Van Buren County, MI

The radar

The Grand Rapids radar (KGRR), 11 km from the middle of the area, began a volume at 19:31 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

Detroit, MI (KDTX), launched 12:00Z, 7.5 hours before the alert went out and 166 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, Detroit, MI at 12:00Z on 2021-04-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4 joules per kilogram.LCLLFCEL10008507005003002001001 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, Detroit, MI at 12:00Z on 2021-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 square meters per square second.193958Sfc1 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
4 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1749 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

406 
WWUS73 KGRR 191930
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
330 PM EDT Mon Apr 19 2021

MIZ037-038-043-044-200330-
/O.UPG.KGRR.FZ.A.0001.210421T0000Z-210422T1500Z/
/O.NEW.KGRR.FZ.W.0003.210421T0000Z-210422T1500Z/
/O.CON.KGRR.FZ.W.0002.210420T0500Z-210420T1200Z/
Mason-Lake-Oceana-Newaygo-
Including the cities of Ludington, Baldwin, Hart, and Fremont
330 PM EDT Mon Apr 19 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 AM EDT
TUESDAY...
...FREEZE WARNING IN EFFECT FROM 8 PM TUESDAY TO 11 AM EDT
THURSDAY...

* WHAT...For the Freeze Warning tonight, sub-freezing 
  temperatures of 25 to 30. For the second Freeze Warning, sub- 
  freezing temperatures in the lower to mid 20s are expected both 
  Tuesday and Wednesday nights. Slightly warmer temperatures 
  possible along the Lake Michigan shoreline, especially on 
  Wednesday night.
 
* WHERE...Mason, Lake, Oceana and Newaygo counties.

* WHEN...For the first Freeze Warning, from 1 AM to 8 AM EDT 
  Tuesday. For the second Freeze Warning, from 8 PM Tuesday to 
  11 AM EDT Thursday.

* IMPACTS...Widespread freeze conditions will damage budding fruit
  trees and other sensitive vegetation. Crop losses possible. Cold
  temperatures could damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps to protect tender plants from the cold the next few
nights, if possible.

&&

$$

MIZ050>052-056>059-064>067-071>074-200330-
/O.UPG.KGRR.FZ.A.0001.210421T0000Z-210422T1500Z/
/O.NEW.KGRR.FZ.W.0003.210421T0000Z-210422T1500Z/
Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-
Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Muskegon, Greenville, Alma, Grand Haven, 
Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, 
Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, 
and Jackson
330 PM EDT Mon Apr 19 2021

...FREEZE WARNING IN EFFECT FROM 8 PM TUESDAY TO 11 AM EDT
THURSDAY...

* WHAT...Sub-freezing temperatures in the mid 20s expected both
  Tuesday and Wednesday nights. Slightly warmer temperatures
  possible along the Lake Michigan shoreline, mainly on Wednesday
  night.

* WHERE...Much of Western Lower Michigan.

* WHEN...From 8 PM Tuesday to 11 AM EDT Thursday.

* IMPACTS...Widespread freeze conditions will damage budding fruit
  trees and other sensitive vegetation. Crop losses possible. Cold
  temperatures could damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps to protect tender plants from the cold, if possible. 

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
11 follow-up statements
529 
WWUS73 KGRR 200104
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
904 PM EDT Mon Apr 19 2021

MIZ037-038-043-044-200915-
/O.CON.KGRR.FZ.W.0002.210420T0500Z-210420T1200Z/
/O.CON.KGRR.FZ.W.0003.210421T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-
Including the cities of Ludington, Baldwin, Hart, and Fremont
904 PM EDT Mon Apr 19 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 1 AM TO 8 AM EDT
TUESDAY...
...FREEZE WARNING REMAINS IN EFFECT FROM 8 PM TUESDAY TO 11 AM
EDT THURSDAY...

* WHAT...For the Freeze Warning tonight, sub-freezing 
  temperatures of 25 to 30. For the second Freeze Warning, sub- 
  freezing temperatures in the lower to mid 20s are expected 
  both Tuesday and Wednesday nights. Slightly warmer 
  temperatures possible along the Lake Michigan shoreline, 
  especially on Wednesday night.

* WHERE...Mason, Lake, Oceana and Newaygo counties.

* WHEN...For the first Freeze Warning, from 1 AM to 8 AM EDT 
  Tuesday. For the second Freeze Warning, from 8 PM Tuesday to 
  11 AM EDT Thursday.

* IMPACTS...Widespread freeze conditions will damage budding 
  fruit trees and other sensitive vegetation. Crop losses 
  possible. Cold temperatures could damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

MIZ050>052-056>059-064>067-071>074-200915-
/O.CON.KGRR.FZ.W.0003.210421T0000Z-210422T1500Z/
Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-
Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Muskegon, Greenville, Alma, Grand Haven, 
Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, 
Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, 
and Jackson
904 PM EDT Mon Apr 19 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 8 PM TUESDAY TO 11 AM
EDT THURSDAY...

* WHAT...Sub-freezing temperatures in the mid 20s expected both 
  Tuesday and Wednesday nights. Slightly warmer temperatures 
  possible along the Lake Michigan shoreline, mainly on 
  Wednesday night.

* WHERE...Much of Western Lower Michigan.

* WHEN...From 8 PM Tuesday to 11 AM EDT Thursday.

* IMPACTS...Widespread freeze conditions will damage budding 
  fruit trees and other sensitive vegetation. Crop losses 
  possible. Cold temperatures could damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
029 
WWUS73 KGRR 200757
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
357 AM EDT Tue Apr 20 2021

MIZ037-038-043-044-201600-
/O.CON.KGRR.FZ.W.0002.000000T0000Z-210420T1200Z/
/O.CON.KGRR.FZ.W.0003.210421T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-
Including the cities of Ludington, Baldwin, Hart, and Fremont
357 AM EDT Tue Apr 20 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...
...FREEZE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
11 AM EDT THURSDAY...

* WHAT...For the Freeze Warning early this morning, sub- freezing
  temperatures of 25 to 30. For the second Freeze Warning, sub-
  freezing temperatures in the lower to mid 20s are expected both
  tonight and Wednesday nights. Slightly warmer temperatures 
  possible along the Lake Michigan shoreline, especially on 
  Wednesday night.

* WHERE...Mason, Lake, Oceana and Newaygo counties.

* WHEN...For the first Freeze Warning, till 8 AM EDT this morning.
  For the second Freeze Warning, from 8 PM Today to 11 AM EDT 
  Thursday.

* IMPACTS...Widespread freeze conditions will damage budding 
  fruit trees and other sensitive vegetation. Crop losses 
  possible. Cold temperatures could damage unprotected outdoor 
  plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

MIZ050>052-056>059-064>067-071>074-201600-
/O.CON.KGRR.FZ.W.0003.210421T0000Z-210422T1500Z/
Muskegon-Montcalm-Gratiot-Ottawa-Kent-Ionia-Clinton-Allegan-Barry-
Eaton-Ingham-Van Buren-Kalamazoo-Calhoun-Jackson-
Including the cities of Muskegon, Greenville, Alma, Grand Haven, 
Jenison, Grand Rapids, Ionia, St. Johns, Holland, Hastings, 
Charlotte, Lansing, South Haven, Kalamazoo, Battle Creek, 
and Jackson
357 AM EDT Tue Apr 20 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
11 AM EDT THURSDAY...

* WHAT...Sub-freezing temperatures in the mid 20s expected both
  tonight and Wednesday nights. Slightly warmer temperatures 
  possible along the Lake Michigan shoreline, mainly on Wednesday 
  night.

* WHERE...Much of Western Lower Michigan.

* WHEN...From 8 PM tonight to 11 AM EDT Thursday.

* IMPACTS...Widespread freeze conditions will damage budding 
  fruit trees and other sensitive vegetation. Crop losses 
  possible. Cold temperatures could damage unprotected outdoor 
  plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
964 
WWUS73 KGRR 201518
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
1118 AM EDT Tue Apr 20 2021

MIZ037-038-043-044-050>052-056>059-064>067-071>074-202330-
/O.CON.KGRR.FZ.W.0003.210421T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-Muskegon-Montcalm-Gratiot-Ottawa-Kent-
Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-
Calhoun-Jackson-
Including the cities of Ludington, Baldwin, Hart, Fremont, 
Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, 
Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, 
South Haven, Kalamazoo, Battle Creek, and Jackson
1118 AM EDT Tue Apr 20 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
11 AM EDT THURSDAY...

* WHAT...Several hours of temperatures below freezing tonight and
  Wednesday night.

* WHERE...Portions of central, south central, southwest and west 
  central Michigan.

* WHEN...From 8 PM this evening to 11 AM EDT Thursday.

* IMPACTS...Freezing temperatures will kill sensitive vegetation
  and possibly damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
684 
WWUS73 KGRR 201755
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
155 PM EDT Tue Apr 20 2021

MIZ037-038-043-044-050>052-056>059-064>067-071>074-210200-
/O.CON.KGRR.FZ.W.0003.210421T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-Muskegon-Montcalm-Gratiot-Ottawa-Kent-
Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-
Calhoun-Jackson-
Including the cities of Ludington, Baldwin, Hart, Fremont, 
Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, 
Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, 
South Haven, Kalamazoo, Battle Creek, and Jackson
155 PM EDT Tue Apr 20 2021

...FREEZE WARNING REMAINS IN EFFECT FROM 8 PM THIS EVENING TO
11 AM EDT THURSDAY...

* WHAT...Several hours of temperatures below freezing tonight 
  and Wednesday night.

* WHERE...Portions of central, south central, southwest and west 
  central Michigan.

* WHEN...From 8 PM this evening to 11 AM EDT Thursday.

* IMPACTS...Freezing temperatures will kill sensitive vegetation 
  and possibly damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
527 
WWUS73 KGRR 210106
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
906 PM EDT Tue Apr 20 2021

MIZ037-038-043-044-050>052-056>059-064>067-071>074-210915-
/O.CON.KGRR.FZ.W.0003.000000T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-Muskegon-Montcalm-Gratiot-Ottawa-Kent-
Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-
Calhoun-Jackson-
Including the cities of Ludington, Baldwin, Hart, Fremont, 
Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, 
Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, 
South Haven, Kalamazoo, Battle Creek, and Jackson
906 PM EDT Tue Apr 20 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THURSDAY...

* WHAT...At least several hours of temperatures in the 20s 
  tonight and Wednesday night.

* WHERE...Portions of central, south central, southwest and west 
  central Michigan.

* WHEN...Tonight and Wednesday night.

* IMPACTS...Widespread freeze conditions will damage budding 
  fruit trees and other sensitive vegetation. Crop losses 
  possible. Cold temperatures could damage unprotected outdoor 
  plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
456 
WWUS73 KGRR 210758
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
358 AM EDT Wed Apr 21 2021

MIZ037-038-043-044-050>052-056>059-064>067-071>074-211600-
/O.CON.KGRR.FZ.W.0003.000000T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-Muskegon-Montcalm-Gratiot-Ottawa-Kent-
Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-
Calhoun-Jackson-
Including the cities of Ludington, Baldwin, Hart, Fremont, 
Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, 
Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, 
South Haven, Kalamazoo, Battle Creek, and Jackson
358 AM EDT Wed Apr 21 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THURSDAY...

* WHAT...At least several hours of temperatures in the 20s both
  this morning and Thursday morning.

* WHERE...Portions of central, south central, southwest and west 
  central Michigan.

* WHEN...This morning and Thursday morning.

* IMPACTS...Widespread freeze conditions will damage budding 
  fruit trees and other sensitive vegetation. Crop losses 
  possible. Cold temperatures could damage unprotected outdoor 
  plumbing.

* ADDITIONAL DETAILS...Temperatures are expected to remain in the
  20s in many areas into the 800am hour before rebounding above
  freezing in the 900am hour. 20s are expected once again tonight
  between 1100pm and daybreak.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr

DUKE
330 
WWUS73 KGRR 211649
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
1249 PM EDT Wed Apr 21 2021

MIZ037-038-043-044-050>052-056>059-064>067-071>074-220100-
/O.CON.KGRR.FZ.W.0003.000000T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-Muskegon-Montcalm-Gratiot-Ottawa-Kent-
Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-
Calhoun-Jackson-
Including the cities of Ludington, Baldwin, Hart, Fremont, 
Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, 
Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, 
South Haven, Kalamazoo, Battle Creek, and Jackson
1249 PM EDT Wed Apr 21 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THURSDAY...

* WHAT...Several hours of temperatures below freezing tonight.

* WHERE...Portions of central, south central, southwest and west 
  central Michigan.

* WHEN...Tonight into Thursday morning.

* IMPACTS...Widespread freeze conditions will damage budding fruit
  trees and other sensitive vegetation. Crop losses possible. Cold
  temperatures could damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
056 
WWUS73 KGRR 211842
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
242 PM EDT Wed Apr 21 2021

MIZ037-038-043-044-050>052-056>059-064>067-071>074-220245-
/O.CON.KGRR.FZ.W.0003.000000T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-Muskegon-Montcalm-Gratiot-Ottawa-Kent-
Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-
Calhoun-Jackson-
Including the cities of Ludington, Baldwin, Hart, Fremont, 
Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, 
Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, 
South Haven, Kalamazoo, Battle Creek, and Jackson
242 PM EDT Wed Apr 21 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THURSDAY...

* WHAT...Several hours of temperatures below freezing tonight.

* WHERE...Portions of central, south central, southwest and west 
  central Michigan.

* WHEN...Tonight into Thursday morning.

* IMPACTS...Widespread freeze will damage tender vegetation.  
  Cold temperatures could damage unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
474 
WWUS73 KGRR 220220
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
1020 PM EDT Wed Apr 21 2021

MIZ037-038-043-044-050>052-056>059-064>067-071>074-221030-
/O.CON.KGRR.FZ.W.0003.000000T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-Muskegon-Montcalm-Gratiot-Ottawa-Kent-
Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-
Calhoun-Jackson-
Including the cities of Ludington, Baldwin, Hart, Fremont, 
Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, 
Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, 
South Haven, Kalamazoo, Battle Creek, and Jackson
1020 PM EDT Wed Apr 21 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THURSDAY...

* WHAT...At least several hours of temperatures in the 20s tonight.

* WHERE...Portions of central, south central, southwest and west 
  central Michigan.

* WHEN...Tonight into Thursday morning.

* IMPACTS...Widespread freeze will damage tender vegetation. Crop
  losses possible. Cold temperatures could damage unprotected 
  outdoor plumbing.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr
251 
WWUS73 KGRR 220807
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
407 AM EDT Thu Apr 22 2021

MIZ037-038-043-044-050>052-056>059-064>067-071>074-221500-
/O.CON.KGRR.FZ.W.0003.000000T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-Muskegon-Montcalm-Gratiot-Ottawa-Kent-
Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-
Calhoun-Jackson-
Including the cities of Ludington, Baldwin, Hart, Fremont, 
Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, 
Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, 
South Haven, Kalamazoo, Battle Creek, and Jackson
407 AM EDT Thu Apr 22 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 11 AM EDT THIS
MORNING...

* WHAT...Temperatures in the 20s in many areas early this morning
  through sunrise. 

* WHERE...Portions of central, south central, southwest and west 
  central Michigan.

* WHEN...Tonight into Thursday morning.

* IMPACTS...Widespread freeze will damage tender vegetation. 
  Crop losses possible. Cold temperatures could damage 
  unprotected outdoor plumbing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps now to protect tender plants from the cold.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/grr

DUKE
082 
WWUS73 KGRR 221307
NPWGRR

URGENT - WEATHER MESSAGE
National Weather Service Grand Rapids MI
907 AM EDT Thu Apr 22 2021

MIZ037-038-043-044-050>052-056>059-064>067-071>074-221415-
/O.CAN.KGRR.FZ.W.0003.000000T0000Z-210422T1500Z/
Mason-Lake-Oceana-Newaygo-Muskegon-Montcalm-Gratiot-Ottawa-Kent-
Ionia-Clinton-Allegan-Barry-Eaton-Ingham-Van Buren-Kalamazoo-
Calhoun-Jackson-
Including the cities of Ludington, Baldwin, Hart, Fremont, 
Muskegon, Greenville, Alma, Grand Haven, Jenison, Grand Rapids, 
Ionia, St. Johns, Holland, Hastings, Charlotte, Lansing, 
South Haven, Kalamazoo, Battle Creek, and Jackson
907 AM EDT Thu Apr 22 2021

...FREEZE WARNING IS CANCELLED...

Temperatures are above freezing and the Freeze Warning is
cancelled.

$$

For more information from the National Weather Service visit
https://weather.gov/grr

The office that day

Everything else NWS Grand Rapids, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 19, 3:42 AM EDTFreeze WatchGRRAllegan, Barry, Calhoun, Clinton, Eaton, Gratiot and 13 more12 hr
Apr 19, 3:42 AM EDTFreeze WarningGRRLake, Mason, Newaygo, Oceana28 hr

Nearby

Freeze Warnings in Michigan, 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.