Severe thunderstorms were observed across parts of southeast Wyoming the evening of 9 September 2023. Very large hail was reported across Converse, Platte and Goshen Counties during this time.

Hail in GOSHEN, WYOMING
From 09-SEP-23 20:45:00 to 09-SEP-23 20:45:00 (MST-7)
Location: FORT LARAMIE
Magnitude: 2.75 
Reported by: Emergency Manager

A storm chaser measured 2.8-inch diameter hail 5 miles ESE of Fort Laramie.

Hail in PLATTE, WYOMING
From 09-SEP-23 19:30:00 to 09-SEP-23 19:30:00 (MST-7)
Location: GLENDO
Magnitude: 1.00 
Reported by: Department of Highways

Nickel to quarter sized hail reported covering Interstate 25 near the Platte and Converse County line. A nearby WYDOT sensor reported zero visibility with heavy rain and wind gusts to 51 mph.

Hail in GOSHEN, WYOMING
From 09-SEP-23 19:58:00 to 09-SEP-23 19:58:00 (MST-7)
Location: FORT LARAMIE
Magnitude: 1.75 
Reported by: Trained Spotter

A trained spotter reported golf ball sized hail 4 miles N of Fort Laramie.

Hail in CONVERSE, WYOMING
From 09-SEP-23 19:58:00 to 09-SEP-23 19:58:00 (MST-7)
Location: DOUGLAS
Magnitude: 1.50 
Reported by: Public

The public reported ping-pong ball sized hail 2 miles S of Douglas. Received via mPING.

Hail in CONVERSE, WYOMING
From 09-SEP-23 20:00:00 to 09-SEP-23 20:00:00 (MST-7)
Location: DOUGLAS
Magnitude: 1.25 
Reported by: Public

Half dollar sized hail reported 4 miles WSW of Douglas. Minor roof damage reported.

Hail in CONVERSE, WYOMING
From 09-SEP-23 20:00:00 to 09-SEP-23 20:00:00 (MST-7)
Location: DOUGLAS
Magnitude: 1.75 
Reported by: Public

Golf ball sized hail was reported in Douglas.

Hail in GOSHEN, WYOMING
From 09-SEP-23 20:19:00 to 09-SEP-23 20:19:00 (MST-7)
Location: FORT LARAMIE
Magnitude: 2.00 
Reported by: Trained Spotter

A trained spotter reported 2-inch diameter hail 1 mile N of Fort Laramie.

Hail in CONVERSE, WYOMING
From 09-SEP-23 20:25:00 to 09-SEP-23 20:25:00 (MST-7)
Location: DOUGLAS
Magnitude: 1.25 
Reported by: Public

The public reported half dollar sized hail 4 miles W of Douglas. Received via mPING.

Hail in GOSHEN, WYOMING
From 09-SEP-23 20:26:00 to 09-SEP-23 20:26:00 (MST-7)
Location: FORT LARAMIE
Magnitude: 1.75 
Reported by: Trained Spotter

A trained spotter reported golf ball sized hail at mile marker 34 on Highway 26 between Fort Laramie and Lingle.

Hail in GOSHEN, WYOMING
From 09-SEP-23 20:35:00 to 09-SEP-23 20:35:00 (MST-7)
Location: LINGLE
Magnitude: 1.50 
Reported by: Trained Spotter

A trained spotter reported half dollar sized hail 1 mile W of Lingle. Mostly hail, very little rain.

Hail in PLATTE, WYOMING
From 09-SEP-23 21:43:00 to 09-SEP-23 21:43:00 (MST-7)
Location: GUERNSEY
Magnitude: 1.00 
Reported by: Trained Spotter

A trained spotter found 1-inch hail on the ground accumulated several inches deep, approximately 4 miles W of Guernsey. Estimated time hail fell based on radar.

Hail in GOSHEN, WYOMING
From 09-SEP-23 22:46:00 to 09-SEP-23 22:46:00 (MST-7)
Location: VETERAN
Magnitude: 1.75 
Reported by: Emergency Manager

An Emergency Manager reported roads covered in hail accumulation 2 miles NW of Veteran. Largest hail stone was golf ball size.

Hail in GOSHEN, WYOMING
From 09-SEP-23 23:00:00 to 09-SEP-23 23:00:00 (MST-7)
Location: YODER
Magnitude: 1.00 
Reported by: Emergency Manager

An Emergency Manager reported quarter sized hail in Yoder.

Hail in GOSHEN, WYOMING
From 09-SEP-23 23:06:00 to 09-SEP-23 23:06:00 (MST-7)
Location: YODER
Magnitude: 1.50 
Reported by: Trained Spotter

A trained spotter reported hail accumulating to several inches deep 1 mile ESE of Yoder. Largest stone was ping-pong ball size.