Alert archive / Idaho / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 8, NWS Pocatello, ID

May 11, 2025Bingham County, Bonneville County, Teton County, Idaho

NWS Pocatello, ID issued this severe thunderstorm warning at May 11, 2025, 2:38 PM MDT for Bingham County, Bonneville County, Teton County, Idaho. It was in force for 37 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: May 11, 2025, 2:38 PM MDT (20:38 UTC)
Expired: May 11, 2025, 3:15 PM MDT
In force: 37 min
Issued by: NWS Pocatello, ID
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties Bingham County, ID, Bonneville County, ID, Teton County, ID

The radar

The Pocatello radar (KSFX), 86 km from the middle of the area, began a volume at 20:39 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 11, 1:12 PM MDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Salt Lake City I, UT (KSLC), launched 12:00Z, 8.6 hours before the alert went out and 298 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: 17 J/kg
Mixed-layer CIN: -206 J/kg
Mixed-layer LCL: 3436 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 192 m²/s²
0-3 km storm-relative helicity: 230 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 Pocatello, ID wrote its last area forecast discussion before this severe thunderstorm warning went out at May 11, 1:25 PM MDT, 1 hour 13 minutes earlier.

Area forecast discussion, May 11, 1:25 PM MDT, 1 hour 13 minutes before

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In the hours before

Special weather statement, May 11, 1:14 PM MDT, 1 hour 24 minutes before

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Special weather statement, May 11, 1:45 PM MDT, 53 minutes before

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Local storm report, May 11, 1:51 PM MDT, 47 minutes before

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Local storm report, May 11, 1:59 PM MDT, 39 minutes before

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The office that day

Everything else NWS Pocatello, ID issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 10, 6:17 PM MDT	Special Weather Statement	PIH	Power	28 min
May 10, 7:12 PM MDT	Special Weather Statement	PIH	Clark, Jefferson, Madison	33 min
May 10, 8:52 PM MDT	Special Weather Statement	PIH	Jefferson	38 min
May 10, 10:55 PM MDT	Special Weather Statement	PIH	Butte, Jefferson	35 min
May 11, 12:27 PM MDT	Severe Thunderstorm Warning	PIH	Bannock, Bingham, Bonneville, Caribou, Cassia, Oneida and 1 more	48 min
May 11, 1:14 PM MDT	Special Weather Statement	PIH	Bannock, Bingham	46 min
May 11, 1:45 PM MDT	Special Weather Statement	PIH	Bear Lake	30 min
May 11, 1:50 PM MDT	Severe Thunderstorm Warning	PIH	Bannock, Bingham, Caribou	40 min
May 11, 2:07 PM MDT	Severe Thunderstorm Warning	PIH	Bingham, Bonneville, Caribou	38 min
May 11, 2:25 PM MDT	Severe Thunderstorm Warning	PIH	Bingham, Bonneville, Caribou	50 min
May 11, 2:37 PM MDT	Severe Thunderstorm Warning	PIH	Bear Lake	23 min
May 11, 4:40 PM MDT	Special Weather Statement	PIH	Bingham	35 min
May 11, 4:57 PM MDT	Special Weather Statement	PIH	Power	33 min
May 11, 5:08 PM MDT	Special Weather Statement	PIH	Jefferson	22 min
May 11, 5:30 PM MDT	Special Weather Statement	PIH	Clark, Jefferson	30 min

Nearby

Severe Thunderstorm Warnings in Idaho, 2025 Every severe thunderstorm warning in 2025

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.