Alert archive / Oregon / Severe Thunderstorm Warnings in 2020

Severe Thunderstorm Warning 31, NWS Pendleton, OR

August 18, 20205 counties in Oregon

NWS Pendleton, OR issued this severe thunderstorm warning at Aug 18, 2020, 6:40 PM PDT for 5 counties in Oregon. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 18, 2020, 6:40 PM PDT (01:40 UTC)
Expired
Aug 18, 2020, 7:28 PM PDT
In force
48 min
Issued by
NWS Pendleton, OR
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Gilliam County, OR, Jefferson County, OR, Sherman County, OR, Wasco County, OR, Wheeler County, OR

The radar

The Pendleton radar (KPDT), 157 km from the middle of the area, began a volume at 01:43 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 office that day

Everything else NWS Pendleton, OR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 18, 5:33 PM PDTSpecial Weather StatementPDTCrook57 min
Aug 18, 5:53 PM PDTSevere Thunderstorm WarningPDTCrook, Jefferson, Wheeler52 min
Aug 18, 7:31 PM PDTSpecial Weather StatementPDTGilliam59 min
Aug 18, 9:41 PM PDTSpecial Weather StatementPDTGrant64 min
Aug 18, 9:43 PM PDTSpecial Weather StatementPDTWheeler62 min
Aug 18, 11:31 PM PDTSevere Thunderstorm WarningPDTUnion, Wallowa44 min
Aug 19, 12:13 AM PDTSpecial Weather StatementPDTWallowa62 min
Aug 19, 1:07 AM PDTSpecial Weather StatementPDTWallowa23 min
Aug 19, 1:58 AM PDTSpecial Weather StatementPDTWallowa47 min

Nearby

Severe Thunderstorm Warnings in Oregon, 2020Every severe thunderstorm warning 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.