Alert archive / Michigan / Freeze Warnings in 2021

Freeze Warning 11, NWS Gaylord, MI

May 10, 202123 counties in Michigan

NWS Gaylord, MI issued this freeze warning at May 10, 2021, 10:15 AM EDT for 23 counties in Michigan. It took effect at May 11, 2021, 12:00 AM EDT. 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
May 10, 2021, 10:15 AM EDT (14:15 UTC)
In effect from
May 11, 2021, 12:00 AM EDT
Expired
May 11, 2021, 7:08 AM EDT
In force
7 hr
Issued by
NWS Gaylord, MI
All 23 counties

Alcona County, MI, Alpena County, MI, Antrim County, MI, Arenac County, MI, Benzie County, MI, Charlevoix County, MI, Cheboygan County, MI, Crawford County, MI, Emmet County, MI, Gladwin County, MI, Grand Traverse County, MI, Iosco County, MI, Kalkaska County, MI, Leelanau County, MI, Manistee County, MI, Missaukee County, MI, Montmorency County, MI, Ogemaw County, MI, Oscoda County, MI, Otsego County, MI, Presque Isle County, MI, Roscommon County, MI, Wexford County, MI

The radar

The NCL Michigan radar (KAPX), 19 km from the middle of the area, began a volume at 14:16 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

Alpena, MI (KAPX), launched 12:00Z, 2.3 hours before the alert went out and 185 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, Alpena, MI at 12:00Z on 2021-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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, Alpena, MI at 12:00Z on 2021-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -74 square meters per square second.19395878Sfc1 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
830 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
-74 m²/s²
0-3 km storm-relative helicity
-59 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

269 
WWUS73 KAPX 101415
NPWAPX

URGENT - WEATHER MESSAGE
National Weather Service Gaylord MI
1015 AM EDT Mon May 10 2021

MIZ016>018-020>036-041-042-098-099-111200-
/O.NEW.KAPX.FZ.W.0011.210511T0400Z-210511T1200Z/
Emmet-Cheboygan-Presque Isle-Leelanau-Antrim-Otsego-Montmorency-
Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-
Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac-
Beaver Island and surrounding islands-Charlevoix-
Including the cities of Petoskey, Cheboygan, Rogers City, 
Northport, Mancelona, Gaylord, Atlanta, Alpena, Frankfort, 
Traverse City, Kalkaska, Grayling, Mio, Harrisville, Manistee, 
Cadillac, Lake City, Houghton Lake, West Branch, Tawas City, 
Gladwin, Standish, St. James, and Charlevoix
1015 AM EDT Mon May 10 2021

...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT
TUESDAY...

* WHAT...Widespread sub-freezing temperatures in the upper 20s to
  lower 30s expected later tonight.

* WHERE...Northern Lower Michigan.

* WHEN...From midnight tonight to 8 AM EDT Tuesday.

* 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.

&&

$$
4 follow-up statements
110 
WWUS73 KAPX 101919
NPWAPX

URGENT - WEATHER MESSAGE
National Weather Service Gaylord MI
319 PM EDT Mon May 10 2021

MIZ016>018-020>036-041-042-098-099-111200-
/O.CON.KAPX.FZ.W.0011.210511T0400Z-210511T1200Z/
Emmet-Cheboygan-Presque Isle-Leelanau-Antrim-Otsego-Montmorency-
Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-
Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac-
Beaver Island and surrounding islands-Charlevoix-
Including the cities of Petoskey, Cheboygan, Rogers City, 
Northport, Mancelona, Gaylord, Atlanta, Alpena, Frankfort, 
Traverse City, Kalkaska, Grayling, Mio, Harrisville, Manistee, 
Cadillac, Lake City, Houghton Lake, West Branch, Tawas City, 
Gladwin, Standish, St. James, and Charlevoix
319 PM EDT Mon May 10 2021

...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM
EDT TUESDAY...

* WHAT...Widespread sub-freezing temperatures in the lower 30s.

* WHERE...Northern Lower Michigan.

* WHEN...From midnight tonight to 8 AM EDT Tuesday.

* 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.

&&

$$
802 
WWUS73 KAPX 110143
NPWAPX

URGENT - WEATHER MESSAGE
National Weather Service Gaylord MI
943 PM EDT Mon May 10 2021

MIZ016>018-020>036-041-042-098-099-110945-
/O.CON.KAPX.FZ.W.0011.210511T0400Z-210511T1200Z/
Emmet-Cheboygan-Presque Isle-Leelanau-Antrim-Otsego-Montmorency-
Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-
Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac-
Beaver Island and surrounding islands-Charlevoix-
Including the cities of Petoskey, Cheboygan, Rogers City, 
Northport, Mancelona, Gaylord, Atlanta, Alpena, Frankfort, 
Traverse City, Kalkaska, Grayling, Mio, Harrisville, Manistee, 
Cadillac, Lake City, Houghton Lake, West Branch, Tawas City, 
Gladwin, Standish, St. James, and Charlevoix
943 PM EDT Mon May 10 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT TUESDAY...

* WHAT...Widespread sub-freezing temperatures in the lower 30s.

* WHERE...Northern Lower Michigan.

* WHEN...From midnight tonight to 8 AM EDT Tuesday.

* 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.

&&

$$
449 
WWUS73 KAPX 110754
NPWAPX

URGENT - WEATHER MESSAGE
National Weather Service Gaylord MI
354 AM EDT Tue May 11 2021

MIZ016>018-020>036-041-042-098-099-111200-
/O.CON.KAPX.FZ.W.0011.000000T0000Z-210511T1200Z/
Emmet-Cheboygan-Presque Isle-Leelanau-Antrim-Otsego-Montmorency-
Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-
Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac-
Beaver Island and surrounding islands-Charlevoix-
Including the cities of Petoskey, Cheboygan, Rogers City, 
Northport, Mancelona, Gaylord, Atlanta, Alpena, Frankfort, 
Traverse City, Kalkaska, Grayling, Mio, Harrisville, Manistee, 
Cadillac, Lake City, Houghton Lake, West Branch, Tawas City, 
Gladwin, Standish, St. James, and Charlevoix
354 AM EDT Tue May 11 2021

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* WHAT...Sub-freezing temperatures in the upper 20s to lower 30s. 

* WHERE...Portions of Northern Lower Michigan.

* WHEN...Until 8 AM EDT this morning.

* IMPACTS...Frost and freeze conditions may kill crops and other
  sensitive vegetation.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Take steps to protect tender plants from the cold. 

&&

$$
674 
WWUS73 KAPX 111108
NPWAPX

URGENT - WEATHER MESSAGE
National Weather Service Gaylord MI
708 AM EDT Tue May 11 2021

MIZ016>018-020>036-041-042-098-099-111215-
/O.CAN.KAPX.FZ.W.0011.000000T0000Z-210511T1200Z/
Emmet-Cheboygan-Presque Isle-Leelanau-Antrim-Otsego-Montmorency-
Alpena-Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-
Manistee-Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac-
Beaver Island and surrounding islands-Charlevoix-
Including the cities of Petoskey, Cheboygan, Rogers City, 
Northport, Mancelona, Gaylord, Atlanta, Alpena, Frankfort, 
Traverse City, Kalkaska, Grayling, Mio, Harrisville, Manistee, 
Cadillac, Lake City, Houghton Lake, West Branch, Tawas City, 
Gladwin, Standish, St. James, and Charlevoix
708 AM EDT Tue May 11 2021

...FREEZE WARNING IS CANCELLED...


$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 10, 4:02 AM EDTSmall Craft AdvisoryAPX16 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.