| Products in the Last Seven Days |
| Type |
Phenomena |
Count |
| Warning | Severe Thunderstorm | 1460 |
| Advisory | Areal Flood | 609 |
| Warning | Flash Flood | 471 |
| Advisory | Heat | 200 |
| Watch | Severe Thunderstorm | 118 |
| Warning | Tornado | 110 |
| Watch | Areal Flood | 67 |
| Advisory | Small Craft | 51 |
| Warning | Fire Weather | 40 |
| Advisory | Dense Fog | 23 |
| Watch | Flash Flood | 12 |
| Advisory | Dust Storm | 10 |
| Watch | Flood | 9 |
| Watch | Fire Weather | 9 |
| Warning | Dust Storm | 7 |
| Advisory | Lake Wind | 4 |
| Warning | Gale | 3 |
| Advisory | Blowing Dust | 2 |
| Advisory | Flood | 2 |
| Watch | Gale | 2 |
| Most Active Forecast Offices |
| Forecast Office |
Products |
| Indianapolis, IN | 137 |
| Wilmington, OH | 134 |
| Jackson, KY | 118 |
| Chicago, IL | 113 |
| Northern Indiana, IN | 112 |
| Denver / Boulder, CO | 106 |
| Phoenix, AZ | 104 |
| Charleston, WV | 100 |
| Las Vegas, NV | 98 |
| Tucson, AZ | 92 |
| Louisville, KY | 81 |
| Davenport / Quad Cities, IA | 73 |
| Morristown / Knoxville, TN | 71 |
| Lincoln, IL | 71 |
| Greenville-Spartanburg, SC | 68 |
| Baltimore / Washington, VA | 64 |
| Jacksonville, FL | 61 |
| Cheyenne, WY | 57 |
| Cleveland, OH | 56 |
| North Platte, NE | 56 |
| Product Count by Day |
| Date |
Warn |
Watch |
Advis. |
| 2026-08-16 | 22 |
2 | 23 |
| 2026-08-15 | 171 |
18 | 103 |
| 2026-08-14 | 235 |
23 | 138 |
| 2026-08-13 | 263 |
36 | 161 |
| 2026-08-12 | 354 |
37 | 124 |
| 2026-08-11 | 521 |
45 | 169 |
| 2026-08-10 | 375 |
41 | 98 |
| 2026-08-09 | 179 |
23 | 76 |
| 2026-08-08 | 2 |
3 | 7 |
| Particularly Dangerous Situations |
| Product |
Forecast Office |
| Flash Flood Warning 0045 | Indianapolis, IN |
| Flash Flood Warning 0047 | Indianapolis, IN |
| Flash Flood Warning 0055 | Jackson, KY |
| Flash Flood Warning 0066 | Wilmington, OH |
| Flash Flood Warning 0067 | Wilmington, OH |
| Tornado Warning 0077 | Davenport / Quad Cities, IA |
| Flash Flood Warning 0123 | Charleston, WV |
|
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Severe Thunderstorm Warning 0233
Issued by the Cheyenne Forecast Office
| Action |
Issued |
Starts |
Expiration |
| New |
2026-08-12 16:31:25 |
2026-08-12 16:31:00 |
2026-08-12 16:45:00 |
Action: New
Issued At: 2026-08-12 16:31:25
001
WUUS55 KCYS 122131
SVRCYS
WYC027-122145-
/O.NEW.KCYS.SV.W.0233.260812T2131Z-260812T2145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Cheyenne WY
331 PM MDT Wed Aug 12 2026
The National Weather Service in Cheyenne has issued a
* Severe Thunderstorm Warning for...
Northeastern Niobrara County in east central Wyoming...
* Until 345 PM MDT.
* At 331 PM MDT, a severe thunderstorm was located near Mule Creek
Junction, or 17 miles west of Edgemont, moving northeast at 30 mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Mule Creek Junction.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4348 10406 4327 10405 4325 10421 4329 10426
4336 10428 4349 10406
TIME...MOT...LOC 2131Z 243DEG 25KT 4332 10418
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.25 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Charnick
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