Alert archive / Idaho / Special Weather Statements in 2021
Special Weather Statement, NWS Pocatello, ID
NWS Pocatello, ID issued this special weather statement at Aug 2, 2021, 8:10 PM MDT for Caribou County, Oneida County, Idaho. It was in force for 35 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
- Aug 2, 2021, 8:10 PM MDT (02:10 UTC)
- Expired
- Aug 2, 2021, 8:45 PM MDT
- In force
- 35 min
- Issued by
- NWS Pocatello, ID
Counties Caribou County, ID, Oneida County, ID
The radar
The Pocatello radar (KSFX), 97 km from the middle of the area, began a volume at 02:13 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
Salt Lake City I, UT (KSLC), launched 00:00Z, 2.2 hours before the alert went out and 176 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
- 62 J/kg
- Mixed-layer CIN
- -78 J/kg
- Mixed-layer LCL
- 1780 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 46 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
894
WWUS85 KPIH 030210
SPSPIH
Special Weather Statement
National Weather Service Pocatello ID
810 PM MDT Mon Aug 2 2021
IDZ057>063-030245-
Franklin/Eastern Oneida Region ID-Bear Lake Valley ID-
Bear River Range ID-Marsh and Arbon Highlands ID-Caribou Range ID-
Raft River Region ID-Blackfoot Mountains ID-
810 PM MDT Mon Aug 2 2021
...SIGNIFICANT WEATHER ADVISORY FOR CARIBOU...EASTERN ONEIDA...
SOUTHEASTERN BANNOCK...SOUTHEASTERN POWER...NORTHWESTERN FRANKLIN AND
NORTHWESTERN BEAR LAKE COUNTIES UNTIL 845 PM MDT...
At 806 PM MDT, Doppler radar was tracking a line of thunderstorm
and outflows near Lava Hot Springs, moving southeast at 25 mph.
Winds in excess of 40 mph will be possible with this storm. Moderate
rain is occurring with a few of these thunderstorms as well. Brief
ponding of water is possible.
Locations impacted include...
Soda Springs, Malad, McCammon, Lava Hot Springs, Blackfoot Reservoir,
Swanlake, Grace, Downey, Arimo, Thatcher, Henry, Pleasantview, Cherry
Creek Rest Area, Virginia, Chesterfield, Holbrook Summit, Clifton,
Oxford, Hawkins Reservoir and Samaria.
LAT...LON 4200 11235 4224 11271 4302 11177 4291 11109
4200 11214
TIME...MOT...LOC 0206Z 305DEG 49KT 4270 11197
$$
TWThe office that day
Everything else NWS Pocatello, ID issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 6:06 PM MDT | Special Weather Statement | PIH | Minidoka | 69 min |
| Aug 2, 6:43 PM MDT | Special Weather Statement | PIH | Bingham | 47 min |
| Aug 2, 6:54 PM MDT | Severe Thunderstorm Warning | PIH | Bannock, Bingham, Power | 36 min |
| Aug 2, 7:26 PM MDT | Special Weather Statement | PIH | Bannock, Power | 79 min |
| Aug 2, 7:35 PM MDT | Special Weather Statement | PIH | Madison | 55 min |
| Aug 3, 4:26 PM MDT | Areal Flood Advisory | PIH | Blaine, Butte, Custer | 2 hr |
| Aug 3, 5:39 PM MDT | Areal Flood Advisory | PIH | Blaine | 73 min |
Nearby
Special Weather Statements in Idaho, 2021Every special weather statement in 2021
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.