Alert archive / Montana / Mesoscale Discussions in 2020

Mesoscale Discussion 1753

October 23, 20205 counties in Idaho; 11 counties in Montana; Spokane County, Whitman County, Washington

The Storm Prediction Center issued this mesoscale discussion at Oct 23, 2020, 3:36 PM PDT for 5 counties in Idaho; 11 counties in Montana; Spokane County, Whitman County, Washington. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
Oct 23, 2020, 3:36 PM PDT (22:36 UTC)
Expired
Oct 23, 2020, 7:30 PM PDT
In force
4 hr
Issued by
the Storm Prediction Center
Concerning
Heavy snow

Counties Benewah County, ID, Clearwater County, ID, Kootenai County, ID, Latah County, ID, Shoshone County, ID, Broadwater County, MT, Deer Lodge County, MT, Granite County, MT, Jefferson County, MT, Lake County, MT, Lewis and Clark County, MT, Mineral County, MT, Missoula County, MT, Powell County, MT, Ravalli County, MT, Sanders County, MT, Spokane County, WA, Whitman County, WA

The radar

The Missoula radar (KMSX), 92 km from the middle of the area, began a volume at 22:34 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 text

As transmitted.

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Nearby

Mesoscale Discussions in Montana, 2020Mesoscale Discussions in Idaho, 2020Mesoscale Discussions in Washington, 2020Every mesoscale discussion in 2020

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.