Alert archive / Michigan / Frost Advisories in 2021
Frost Advisory 8, NWS Gaylord, MI
NWS Gaylord, MI issued this frost advisory at May 29, 2021, 9:54 AM EDT for 23 counties in Michigan. It took effect at May 30, 2021, 1:00 AM EDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- May 29, 2021, 9:54 AM EDT (13:54 UTC)
- In effect from
- May 30, 2021, 1:00 AM EDT
- Expired
- May 30, 2021, 8:00 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, Mackinac 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), 16 km from the middle of the area, began a volume at 13:59 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, 1.9 hours before the alert went out and 180 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
- 2112 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- -46 m²/s²
- 0-3 km storm-relative helicity
- -31 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
192 WWUS73 KAPX 291354 NPWAPX URGENT - WEATHER MESSAGE National Weather Service Gaylord MI 954 AM EDT Sat May 29 2021 MIZ023-028-029-032>035-300000- /O.NEW.KAPX.FR.Y.0008.210530T0500Z-210530T1200Z/ Montmorency-Crawford-Oscoda-Wexford-Missaukee-Roscommon-Ogemaw- Including the cities of Atlanta, Grayling, Mio, Cadillac, Lake City, Houghton Lake, and West Branch 954 AM EDT Sat May 29 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM EDT SUNDAY... * WHAT...Temperatures as low as 31 will result in frost formation. * WHERE...Montmorency, Crawford, Oscoda, Wexford, Missaukee, Roscommon and Ogemaw Counties. * WHEN...From 1 AM to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ JZ
4 follow-up statements
499 WWUS73 KAPX 291848 NPWAPX URGENT - WEATHER MESSAGE National Weather Service Gaylord MI 248 PM EDT Sat May 29 2021 MIZ017-018-022-024-026-027-030-031-036-041-042-300900- /O.EXA.KAPX.FR.Y.0008.210530T0500Z-210530T1200Z/ Cheboygan-Presque Isle-Otsego-Alpena-Grand Traverse-Kalkaska- Alcona-Manistee-Iosco-Gladwin-Arenac- Including the cities of Cheboygan, Rogers City, Gaylord, Alpena, Traverse City, Kalkaska, Harrisville, Manistee, Tawas City, Gladwin, and Standish 248 PM EDT Sat May 29 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM EDT SUNDAY... * WHAT...Temperatures as low as 32 will result in frost formation. * WHERE...Portions of Northern Lower Michigan. * WHEN...From 1 AM to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MIZ023-028-029-032>035-300900- /O.CON.KAPX.FR.Y.0008.210530T0500Z-210530T1200Z/ Montmorency-Crawford-Oscoda-Wexford-Missaukee-Roscommon-Ogemaw- Including the cities of Atlanta, Grayling, Mio, Cadillac, Lake City, Houghton Lake, and West Branch 248 PM EDT Sat May 29 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM EDT SUNDAY... * WHAT...Temperatures as low as 30 will result in frost formation. * WHERE...Montmorency, Crawford, Oscoda, Ogemaw, Missaukee, Wexford and Roscommon Counties. * WHEN...From 1 AM to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ JZ
537 WWUS73 KAPX 292151 NPWAPX URGENT - WEATHER MESSAGE National Weather Service Gaylord MI 551 PM EDT Sat May 29 2021 MIZ095-301200- /O.EXA.KAPX.FR.Y.0008.210530T0500Z-210530T1200Z/ Western Mackinac- Including the cities of Engadine, Naubinway, and Epoufette 551 PM EDT Sat May 29 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM EDT SUNDAY... * WHAT...Temperatures as low as 36 will result in frost formation. * WHERE...Western Mackinac County. * WHEN...From 1 AM to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MIZ016-021-025-099-301200- /O.EXA.KAPX.FR.Y.0008.210530T0500Z-210530T1200Z/ Emmet-Antrim-Benzie-Charlevoix- Including the cities of Petoskey, Mancelona, Frankfort, and Charlevoix 551 PM EDT Sat May 29 2021 ...FROST ADVISORY IN EFFECT FROM 1 AM TO 8 AM EDT SUNDAY... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Emmet, Antrim, Benzie and Charlevoix Counties. * WHEN...From 1 AM to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MIZ017-018-022>024-026>036-041-042-301200- /O.CON.KAPX.FR.Y.0008.210530T0500Z-210530T1200Z/ Cheboygan-Presque Isle-Otsego-Montmorency-Alpena-Grand Traverse- Kalkaska-Crawford-Oscoda-Alcona-Manistee-Wexford-Missaukee- Roscommon-Ogemaw-Iosco-Gladwin-Arenac- Including the cities of Cheboygan, Rogers City, Gaylord, Atlanta, Alpena, Traverse City, Kalkaska, Grayling, Mio, Harrisville, Manistee, Cadillac, Lake City, Houghton Lake, West Branch, Tawas City, Gladwin, and Standish 551 PM EDT Sat May 29 2021 ...FROST ADVISORY REMAINS IN EFFECT FROM 1 AM TO 8 AM EDT SUNDAY... * WHAT...Temperatures as low as 31 will result in frost formation. * WHERE...Portions of Northern Lower Michigan. * WHEN...From 1 AM to 8 AM EDT Sunday. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ BA
300 WWUS73 KAPX 300713 NPWAPX URGENT - WEATHER MESSAGE National Weather Service Gaylord MI 313 AM EDT Sun May 30 2021 MIZ095-301200- /O.CON.KAPX.FR.Y.0008.000000T0000Z-210530T1200Z/ Western Mackinac- Including the cities of Engadine, Naubinway, and Epoufette 313 AM EDT Sun May 30 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * WHAT...Temperatures as low as 34 will result in frost formation. * WHERE...Western Mackinac County. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ MIZ016>018-021>036-041-042-099-301200- /O.CON.KAPX.FR.Y.0008.000000T0000Z-210530T1200Z/ Emmet-Cheboygan-Presque Isle-Antrim-Otsego-Montmorency-Alpena- Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-Manistee- Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac- Charlevoix- Including the cities of Petoskey, Cheboygan, Rogers City, Mancelona, Gaylord, Atlanta, Alpena, Frankfort, Traverse City, Kalkaska, Grayling, Mio, Harrisville, Manistee, Cadillac, Lake City, Houghton Lake, West Branch, Tawas City, Gladwin, Standish, and Charlevoix 313 AM EDT Sun May 30 2021 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * WHAT...Temperatures as low as 31 will result in frost formation. * WHERE...Portions of Northern Lower Michigan. * WHEN...Until 8 AM EDT this morning. * IMPACTS...Frost could kill sensitive outdoor vegetation if left uncovered. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$
726 WWUS73 KAPX 301203 NPWAPX URGENT - WEATHER MESSAGE National Weather Service Gaylord MI 803 AM EDT Sun May 30 2021 MIZ016>018-021>036-041-042-095-099-301315- /O.EXP.KAPX.FR.Y.0008.000000T0000Z-210530T1200Z/ Emmet-Cheboygan-Presque Isle-Antrim-Otsego-Montmorency-Alpena- Benzie-Grand Traverse-Kalkaska-Crawford-Oscoda-Alcona-Manistee- Wexford-Missaukee-Roscommon-Ogemaw-Iosco-Gladwin-Arenac- Western Mackinac-Charlevoix- Including the cities of Petoskey, Cheboygan, Rogers City, Mancelona, Gaylord, Atlanta, Alpena, Frankfort, Traverse City, Kalkaska, Grayling, Mio, Harrisville, Manistee, Cadillac, Lake City, Houghton Lake, West Branch, Tawas City, Gladwin, Standish, Engadine, Naubinway, Epoufette, and Charlevoix 803 AM EDT Sun May 30 2021 ...FROST ADVISORY HAS EXPIRED... $$ JZ
Nearby
Frost Advisories in Michigan, 2021Every frost advisory 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.