Special Weather Statement
Issued by NWS Riverton, WY
Issued by NWS Riverton, WY
Versions:
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
595
WWUS85 KRIW 290221
SPSRIW
Special Weather Statement
National Weather Service Riverton WY
821 PM MDT Fri Aug 28 2026
WYZ012-013-023-024-290300-
Star Valley-Jackson Hole-Teton and Gros Ventre Mountains-Salt River
and Wyoming Ranges-
821 PM MDT Fri Aug 28 2026
...STRONG THUNDERSTORMS WILL IMPACT SOUTHWESTERN SUBLETTE...
NORTHWESTERN LINCOLN AND SOUTHWESTERN TETON COUNTIES THROUGH 900 PM
MDT...
At 821 PM MDT, Doppler radar was tracking a cluster of strong
thunderstorms along a line extending from 14 miles northwest of
Blackfoot Reservoir to near Wayan to 14 miles southeast of Henry to 8
miles east of Montpelier. Movement was northeast at 45 mph.
HAZARD...Wind gusts up to 50 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor hail damage to vegetation is
possible.
Strong thunderstorms will be near...
Salt River Pass around 835 PM MDT.
Afton, Thayne, Freedom, Smoot, Grover, and Star Valley Rest Area
around 840 PM MDT.
Other locations in the path of these storms include Star Valley
Ranch, Turnerville, Mount Wagner, Alpine and Stewart Peak.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4343 11104 4338 11092 4320 11073 4236 11046
4228 11105
TIME...MOT...LOC 0221Z 222DEG 41KT 4308 11177 4296 11145 4279 11130
4236 11114
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...50 MPH
$$
Rowe