Hazard Report Provided By forecast.weather.gov

URGENT - WEATHER MESSAGE
National Weather Service Marquette MI
157 PM EDT Wed May 20 2026

MIZ001>006-009>014-084-085-211300-
/O.NEW.KMQT.FR.Y.0001.260521T0300Z-260521T1300Z/
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
Including the cities of L`Anse, Iron River, Copper Harbor,
Menominee, Ontonagon, Gladstone, Sidnaw, Munising, Escanaba,
Kenton, Marquette, Hancock, Seney, Iron Mountain, Manistique,
Gwinn, Grand Marais, Ironwood, and Houghton
157 PM EDT Wed May 20 2026 /1257 PM CDT Wed May 20 2026/

...FROST ADVISORY IN EFFECT FROM 11 PM EDT /10 PM CDT/ THIS EVENING
TO 9 AM EDT /8 AM CDT/ THURSDAY...

* WHAT...Temperatures as low as 28 will result in frost formation.

* WHERE...Portions of central Upper and western Upper Michigan.

* WHEN...From 11 PM EDT /10 PM CDT/ this evening to 9 AM EDT /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.

&&

$$

77

Hazardous Weather Outlook
National Weather Service Marquette MI
343 PM EDT Wed May 20 2026

MIZ001>007-009>014-084-085-211945-
Keweenaw-Ontonagon-Northern Houghton-Baraga-Marquette-Alger-Luce-
Gogebic-Iron-Dickinson-Menominee-Delta-Southern Schoolcraft-
Southern Houghton-Northern Schoolcraft-
343 PM EDT Wed May 20 2026 /243 PM CDT Wed May 20 2026/

This Hazardous Weather Outlook is for portions of central Upper
Michigan and western Upper Michigan.

.DAY ONE...Tonight

Widespread frost tonight. This may impact vulnerable plants and
agriculture.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Widespread frost Thursday morning. Areas of frost possible
Thursday night into Friday morning in the interior UP (30-50%
chance). This may impact vulnerable plants and agriculture.

.SPOTTER INFORMATION STATEMENT...

The need for weather spotter reports is not anticipated at this
time.

$$

Hazard Report Provided By forecast.weather.gov