Alert archive / Washington / Blowing Dust Advisories in 2016
Blowing Dust Advisory 1, NWS Spokane, WA
NWS Spokane, WA issued this blowing dust advisory at Sep 12, 2016, 10:34 AM PDT for 5 counties in Washington. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Sep 12, 2016, 10:34 AM PDT (17:34 UTC)
- Expired
- Sep 12, 2016, 2:43 PM PDT
- In force
- 4 hr
- Issued by
- NWS Spokane, WA
Counties Adams County, WA, Douglas County, WA, Grant County, WA, Lincoln County, WA, Okanogan County, WA
The radar
The Spokane radar (KOTX), 116 km from the middle of the area, began a volume at 17:34 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
Spokane, WA (KOTX), launched 12:00Z, 5.6 hours before the alert went out and 208 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
- 1568 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -58 m²/s²
- 0-3 km storm-relative helicity
- 61 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this blowing dust 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 blowing dust advisory went out at Sep 12, 4:38 AM PDT, 5 hours 56 minutes earlier.
Area forecast discussion, Sep 12, 4:38 AM PDT, 5 hours 56 minutes before
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</html>Hazardous weather outlook, Sep 12, 6:16 AM PDT, 4 hours 18 minutes before
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</html>The office that day
Everything else NWS Spokane, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 12, 2:43 PM PDT | Freeze Warning | OTX | Ferry, Okanogan, Pend Oreille, Spokane, Stevens | 17 hr |
Nearby
Blowing Dust Advisories in Washington, 2016Every blowing dust advisory in 2016
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.