Alert archive / Idaho / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 19, NWS Spokane, WA

June 9, 2023Benewah County, Latah County, Shoshone County, Idaho

NWS Spokane, WA issued this severe thunderstorm warning at Jun 9, 2023, 4:10 PM PDT for Benewah County, Latah County, Shoshone County, Idaho. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 9, 2023, 4:10 PM PDT (23:10 UTC)
Expired: Jun 9, 2023, 5:00 PM PDT
In force: 50 min
Issued by: NWS Spokane, WA
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Benewah County, ID, Latah County, ID, Shoshone County, ID

The radar

The Spokane radar (KOTX), 110 km from the middle of the area, began a volume at 23:11 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, 11.2 hours before the alert went out and 64 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1001 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 53 m²/s²
0-3 km storm-relative helicity: 65 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning 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 severe thunderstorm warning went out at Jun 9, 2:53 PM PDT, 1 hour 17 minutes earlier.

Area forecast discussion, Jun 9, 2:53 PM PDT, 1 hour 17 minutes before

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In the hours before

Special weather statement, Jun 9, 3:55 PM PDT, 15 minutes before

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Local storm report, Jun 9, 3:56 PM PDT, 14 minutes before

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Local storm report, Jun 9, 3:58 PM PDT, 12 minutes before

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Special weather statement, Jun 9, 3:58 PM PDT, 12 minutes before

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Local storm report, Jun 9, 4:06 PM PDT, 4 minutes before

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Local storm report, Jun 9, 4:07 PM PDT, 3 minutes before

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The office that day

Everything else NWS Spokane, WA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 8, 5:03 PM PDT	Special Weather Statement	OTX	Lincoln	57 min
Jun 8, 5:24 PM PDT	Special Weather Statement	OTX	Stevens	36 min
Jun 8, 5:31 PM PDT	Areal Flood Advisory	OTX	Pend Oreille	2 hr
Jun 8, 5:59 PM PDT	Special Weather Statement	OTX	Ferry, Lincoln, Stevens	46 min
Jun 8, 6:01 PM PDT	Areal Flood Advisory	OTX	Pend Oreille, Stevens	2 hr
Jun 8, 6:34 PM PDT	Areal Flood Advisory	OTX	Stevens	2 hr
Jun 8, 6:46 PM PDT	Special Weather Statement	OTX	Ferry, Lincoln	59 min
Jun 8, 8:22 PM PDT	Special Weather Statement	OTX	Okanogan	38 min
Jun 8, 9:10 PM PDT	Special Weather Statement	OTX	Chelan, Douglas	50 min
Jun 9, 1:26 PM PDT	Areal Flood Advisory	OTX	Asotin	3 hr
Jun 9, 2:07 PM PDT	Areal Flood Advisory	OTX	Asotin	36 min
Jun 9, 2:34 PM PDT	Special Weather Statement	OTX	Garfield	41 min
Jun 9, 2:43 PM PDT	Flash Flood Warning	OTX	Asotin	110 min
Jun 9, 4:33 PM PDT	Areal Flood Advisory	OTX	Asotin	3 hr
Jun 8, 5:07 PM PDT	Areal Flood Advisory	OTX	Benewah	3 hr
Jun 9, 12:04 PM PDT	Areal Flood Advisory	OTX	Lewis, Nez Perce	116 min
Jun 9, 3:18 PM PDT	Special Weather Statement	OTX	Latah	42 min
Jun 9, 3:28 PM PDT	Areal Flood Advisory	OTX	Latah, Nez Perce	3 hr
Jun 9, 3:55 PM PDT	Special Weather Statement	OTX	Lewis	35 min
Jun 9, 3:58 PM PDT	Special Weather Statement	OTX	Latah	32 min
Jun 9, 4:08 PM PDT	Severe Thunderstorm Warning	OTX	Lewis, Nez Perce	25 min
Jun 9, 4:20 PM PDT	Areal Flood Advisory	OTX	Lewis	3 hr
Jun 9, 4:36 PM PDT	Areal Flood Advisory	OTX	Benewah, Latah	3 hr
Jun 9, 4:51 PM PDT	Severe Thunderstorm Warning	OTX	Benewah, Kootenai	39 min
Jun 9, 4:58 PM PDT	Areal Flood Advisory	OTX	Benewah	3 hr

Nearby

Severe Thunderstorm Warnings in Idaho, 2023 Every severe thunderstorm warning in 2023

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.