Special Weather Statement
NWS Pocatello ID ยท US
Details
Strong Thunderstorms Will Impact Southern Teton...Northern Caribou...Southeastern Jefferson...Eastern Bonneville...Southeastern Madison And East Central Bingham Counties Through 100 AM MDT
- Event
- Special Weather Statement
- Issued
- Onset
- Message expires
- Category
- Meteorological
- Urgency
- Expected
- Severity
- Moderate
- Certainty
- Observed
- Response
- Execute
Description
Overview
At 1216 AM MDT, Doppler radar was tracking a cluster of strong thunderstorms 13 miles east of Bone, or 17 miles southwest of Swan Valley, moving northeast at 25 mph.
Hazard
Wind gusts in excess of 35 mph and penny size hail.
Source
Radar indicated.
Impacts
Gusty winds could knock down tree limbs and blow around unsecured objects. Minor hail damage to outdoor objects is possible. Locations impacted include... Driggs, Swan Valley, Ririe Reservoir, northern Palisades Reservoir, Victor, Irwin, Bone, Green Canyon Hot Springs, Heise, Pine Creek Pass, and Grays Lake.
Instructions
If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with this storm and may lead to localized flooding. Do not drive your vehicle through flooded roadways. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle.
Affected areas
- Upper Snake River Plain
- Blackfoot Mountains
- Caribou Range
- Big Hole Mountains
- Teton Valley
Public contact
- Issuer
- NWS Pocatello ID
- Website
- http://www.weather.gov
Message record
- Received
- Issue to receipt
- ~36s
- CAP status
- Actual
- CAP message type
- Alert
- Lifecycle
- New
- Source
- NWWS-OI
- Feed
- NWWS
- Recovered
- No
CAP routing and identity
- ULID
- 01M2SJKKCRJGAJ6D2ZZTEHY627
- Identifier
- urn:oid:2.49.0.1.840.0.f107c173843bc0ae2badd69a7034c071d7252f65.001.1
- Sender
- w-nws.webmaster@noaa.gov
- Scope
- Public
- CAP source
- 211803 v2.3.0
- Handling codes
- IPAWSv1.0
- Issuing office
- NWS Pocatello ID
- AWIPS ID
- CAPPIH
- NWWS sequence
- nwws_processor.496
- WMO heading
- XOUS55
- WMO data type
- CAP alert message XML (XO)
- WMO geography
- United States (US)
- WMO bulletin number
- 55
Event codes
| Name | Value |
|---|---|
| SAME | SPS |
| NationalWeatherService | SPS |
Parameters
| Name | Value |
|---|---|
| AWIPSidentifier | SPSPIH |
| WMOidentifier | WWUS85 KPIH 180617 |
| NWSheadline | STRONG THUNDERSTORMS WILL IMPACT SOUTHERN TETON...NORTHERN CARIBOU...SOUTHEASTERN JEFFERSON...EASTERN BONNEVILLE...SOUTHEASTERN MADISON AND EAST CENTRAL BINGHAM COUNTIES THROUGH 100 AM MDT |
| eventMotionDescription | 2026-09-18T06:16:00-00:00...storm...225DEG...49KT...43.24,-111.54 |
| maxWindGust | 35 MPH |
| maxHailSize | 0.75 |
| BLOCKCHANNEL | EAS |
| BLOCKCHANNEL | NWEM |
| EAS-ORG | WXR |
| BLOCKCHANNEL | CMAS |
Locations
Location data
- Upper Snake River Plain
- Blackfoot Mountains
- Caribou Range
- Big Hole Mountains
- Teton Valley
| Name | Value |
|---|---|
| SAME | 016019 |
| SAME | 016043 |
| SAME | 016051 |
| SAME | 016065 |
| SAME | 016011 |
| SAME | 016029 |
| SAME | 016007 |
| SAME | 016081 |
| UGC | IDZ053 |
| UGC | IDZ062 |
| UGC | IDZ063 |
| UGC | IDZ064 |
| UGC | IDZ065 |
- Polygons
- 43.01,-111.5 43.24,-111.89 43.84,-111.65 43.74,-111.05 43.28,-111.04 43.01,-111.5