Alert archive / Montana / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 316

May 20, 200216 counties in Montana

The Storm Prediction Center issued this severe thunderstorm watch at May 20, 2002, 4:15 PM MDT for 16 counties in Montana. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
May 20, 2002, 4:15 PM MDT (22:15 UTC)
Expired
May 20, 2002, 9:00 PM MDT
In force
5 hr
Issued by
the Storm Prediction Center

Counties Broadwater County, MT, Carbon County, MT, Cascade County, MT, Flathead County, MT, Gallatin County, MT, Glacier County, MT, Judith Basin County, MT, Lewis and Clark County, MT, Meagher County, MT, Park County, MT, Pondera County, MT, Stillwater County, MT, Sweet Grass County, MT, Teton County, MT, Toole County, MT, Wheatland County, MT

The radar

The Great Falls radar (KTFX), 17 km from the middle of the area, began a volume at 22:19 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.

Warnings issued inside it

1 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 20, 7:17 PM MDTSevere Thunderstorm WarningTFXTeton28 min

Nearby

Severe Thunderstorm Watches in Montana, 2002Every severe thunderstorm watch in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.