Alert archive / Idaho / Winter Storm Watches in 2007

Winter Storm Watch 6, NWS Spokane, WA

May 20, 2007Asotin County, Garfield County, Washington; 4 counties in Idaho

NWS Spokane, WA issued this winter storm watch at May 20, 2007, 3:54 AM PDT for Asotin County, Garfield County, Washington; 4 counties in Idaho. It took effect at May 20, 2007, 9:32 AM PDT. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: May 20, 2007, 3:54 AM PDT (10:54 UTC)
In effect from: May 20, 2007, 9:32 AM PDT
Expired: May 20, 2007, 2:00 PM PDT
In force: 4 hr
Issued by: NWS Spokane, WA

Counties Benewah County, ID, Kootenai County, ID, Latah County, ID, Shoshone County, ID, Asotin County, WA, Garfield County, WA

The radar

The Spokane radar (KOTX), 103 km from the middle of the area, began a volume at 10:58 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.

What forecasters said that day

The local office's own words before this winter storm watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Spokane, WA wrote its last area forecast discussion before this winter storm watch went out at May 20, 3:39 AM PDT, 15 minutes earlier.

Area forecast discussion, May 20, 3:39 AM PDT, 15 minutes before

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The office that day

Everything else NWS Spokane, WA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 20, 2:00 PM PDT	Snow Advisory	OTX	Asotin, Garfield	24 hr
May 20, 2:00 PM PDT	Heavy Snow Warning	OTX	Benewah, Kootenai, Latah, Shoshone	24 hr

Nearby

Winter Storm Watches in Idaho, 2007 Winter Storm Watches in Washington, 2007 Every winter storm watch in 2007

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.