Mesoscale Discussion 1815

Issued

Aug 7, 2009, 5:55 PM MDT (23:55 UTC)

Expired

Aug 7, 2009, 7:30 PM MDT

In force

95 min

Issued by

the Storm Prediction Center

Counties Big Horn County, MT, Carbon County, MT, Carter County, MT, Custer County, MT, Powder River County, MT, Rosebud County, MT, Treasure County, MT, Yellowstone County, MT, Big Horn County, WY, Campbell County, WY, Crook County, WY, Johnson County, WY, Sheridan County, WY

The Billings radar (KBLX), 177 km from the middle of the area, began a volume at 23:58 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.

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Mesoscale Discussions in Montana, 2009Mesoscale Discussions in Wyoming, 2009Every mesoscale discussion in 2009

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.