Alert archive / Washington / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 2, NWS Spokane, WA
NWS Spokane, WA issued this severe thunderstorm warning at Apr 27, 2000, 7:41 PM PDT for Spokane County, Washington. It was in force for 34 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Apr 27, 2000, 7:41 PM PDT (02:41 UTC)
- Expired
- Apr 27, 2000, 8:15 PM PDT
- In force
- 34 min
- Issued by
- NWS Spokane, WA
- Area
- Whole counties
County Spokane County, WA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Apr 27, 7:50 PM PDT | Hail 0.75 | Spokane, WA | Dime size hail was reported throughout the Spokane Valley area. |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Spokane, WA (KOTX), launched 00:00Z, 2.7 hours before the alert went out and 76 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
- 136 J/kg
- Mixed-layer CIN
- -108 J/kg
- Mixed-layer LCL
- 2355 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 142 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
Nearby
Severe Thunderstorm Warnings in Washington, 2000Every severe thunderstorm warning in 2000
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.