Alert archive / Oregon / Special Weather Statements in 2011
Special Weather Statement, NWS Boise, ID
NWS Boise, ID issued this special weather statement at Aug 1, 2011, 5:32 PM PDT for Baker County, Oregon. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 1, 2011, 5:32 PM PDT (00:32 UTC)
- Expired
- Aug 1, 2011, 6:15 PM PDT
- In force
- 43 min
- Issued by
- NWS Boise, ID
County Baker County, OR
The radar
The Pendleton radar (KPDT), 142 km from the middle of the area, began a volume at 00:34 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
Boise Airport, ID (KBOI), launched 00:00Z, 0.5 hours before the alert went out and 179 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
- 91 J/kg
- Mixed-layer CIN
- -139 J/kg
- Mixed-layer LCL
- 3245 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Boise, ID wrote its last area forecast discussion before this special weather statement went out at Aug 1, 1:34 PM PDT, 3 hours 58 minutes earlier.
Area forecast discussion, Aug 1, 1:34 PM PDT, 3 hours 58 minutes before
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</html>Hazardous weather outlook, Aug 1, 4:49 AM PDT, 12 hours 43 minutes before
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</html>In the hours before
Special weather statement, Aug 1, 5:32 PM PDT, 0 minutes before
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<div class="status" id="status">Temporary Notice</div>
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</html>The office that day
Everything else NWS Boise, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 5:51 PM PDT | Severe Thunderstorm Warning | BOI | Baker | 39 min |
Nearby
Special Weather Statements in Oregon, 2011Every special weather statement in 2011
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.