Alert archive / Washington / Frost Advisories in 2024

Frost Advisory 2, NWS Spokane, WA

April 21, 2024Adams County, Grant County, Washington; Nez Perce County, Idaho

NWS Spokane, WA issued this frost advisory at Apr 21, 2024, 3:01 PM PDT for Adams County, Grant County, Washington; Nez Perce County, Idaho. It took effect at Apr 22, 2024, 2:00 AM PDT. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Apr 21, 2024, 3:01 PM PDT (22:01 UTC)
In effect from
Apr 22, 2024, 2:00 AM PDT
Expired
Apr 22, 2024, 8:00 AM PDT
In force
6 hr
Issued by
NWS Spokane, WA

Counties Nez Perce County, ID, Adams County, WA, Grant County, WA

The radar

The Spokane radar (KOTX), 105 km from the middle of the area, began a volume at 22:01 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 frost advisory 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 frost advisory went out at Apr 20, 4:10 PM PDT, 22 hours 51 minutes earlier.

Area forecast discussion, Apr 20, 4:10 PM PDT, 22 hours 51 minutes before
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Nearby

Frost Advisories in Washington, 2024Frost Advisories in Idaho, 2024Every frost advisory in 2024

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.