Alert archive / Washington / Special Weather Statements in 2009
Special Weather Statement, NWS Spokane, WA
NWS Spokane, WA issued this special weather statement at Jun 19, 2009, 9:21 PM PDT for Spokane County, Washington. It was in force for 39 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
- Jun 19, 2009, 9:21 PM PDT (04:21 UTC)
- Expired
- Jun 19, 2009, 10:00 PM PDT
- In force
- 39 min
- Issued by
- NWS Spokane, WA
County Spokane County, WA
The radar
The Spokane radar (KOTX), 11 km from the middle of the area, began a volume at 04:22 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 00:00Z, 4.4 hours before the alert went out and 102 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
- 50 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 873 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS86 KOTX 200421 SPSOTX SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPOKANE WA 921 PM PDT FRI JUN 19 2009 WAZ035-036-200500- SPOKANE WA-LINCOLN WA- 921 PM PDT FRI JUN 19 2009 THE NATIONAL WEATHER SERVICE IN SPOKANE HAS ISSUED A SIGNIFICANT WEATHER ADVISORY FOR... EAST CENTRAL LINCOLN COUNTY IN EAST CENTRAL WASHINGTON WEST CENTRAL SPOKANE COUNTY IN EASTERN WASHINGTON UNTIL 1000 PM PDT AT 918 PM PDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR REARDAN..MOVING EAST AT 15 MPH. HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM...ALONG WITH HEAVY RAIN. LOCATIONS IMPACTED INCLUDE... REARDAN... FAIRCHILD AFB... LAT...LON 4776 11751 4749 11756 4757 11815 4777 11810 TIME...MOT...LOC 0421Z 276DEG 13KT 4768 11795 $$ JL
The office that day
Everything else NWS Spokane, WA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 7:27 PM PDT | Special Weather Statement | OTX | Lincoln | 48 min |
| Jun 19, 8:02 PM PDT | Areal Flood Advisory | OTX | Spokane | 4 hr |
| Jun 19, 8:35 PM PDT | Severe Thunderstorm Warning | OTX | Lincoln | 40 min |
| Jun 19, 10:14 PM PDT | Areal Flood Advisory | OTX | Lincoln, Spokane | 100 min |
Nearby
Special Weather Statements in Washington, 2009Every special weather statement in 2009
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.