Alert archive / Washington / Wind Advisories in 2020
Wind Advisory 24, NWS Pendleton, OR
NWS Pendleton, OR issued this wind advisory at Sep 6, 2020, 4:29 AM PDT for Morrow County, Umatilla County, Oregon; 6 counties in Washington. It took effect at Sep 7, 2020, 9:00 AM PDT. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- Sep 6, 2020, 4:29 AM PDT (11:29 UTC)
- In effect from
- Sep 7, 2020, 9:00 AM PDT
- Expired
- Sep 7, 2020, 8:00 PM PDT
- In force
- 11 hr
- Issued by
- NWS Pendleton, OR
Counties Morrow County, OR, Umatilla County, OR, Benton County, WA, Franklin County, WA, Kittitas County, WA, Klickitat County, WA, Walla Walla County, WA, Yakima County, WA
The radar
The Pendleton radar (KPDT), 84 km from the middle of the area, began a volume at 11:28 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 nearest sounding before it
Boise Airport, ID (KBOI), launched 00:00Z, 11.5 hours before the alert went out and 399 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3841 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 134 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Pendleton, OR wrote its last area forecast discussion before this wind advisory went out at Sep 6, 3:43 AM PDT, 46 minutes earlier.
Area forecast discussion, Sep 6, 3:43 AM PDT, 46 minutes before
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</html>The office that day
Everything else NWS Pendleton, OR issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 4:38 AM PDT | Red Flag Warning | PDT | 66 hr | |
| Sep 6, 1:37 PM PDT | Blowing Dust Advisory | PDT | Gilliam, Morrow, Sherman, Umatilla, Wasco, Wheeler | 30 hr |
Nearby
Wind Advisories in Washington, 2020Wind Advisories in Oregon, 2020Every wind advisory 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.