Alert archive / Montana / Severe Thunderstorm Watches in 2002
Severe Thunderstorm Watch 317
The Storm Prediction Center issued this severe thunderstorm watch at May 21, 2002, 3:00 PM MDT for 5 counties in Montana; 4 counties in Wyoming. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- May 21, 2002, 3:00 PM MDT (21:00 UTC)
- Expired
- May 21, 2002, 8:00 PM MDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
Counties Big Horn County, MT, Musselshell County, MT, Rosebud County, MT, Treasure County, MT, Yellowstone County, MT, Campbell County, WY, Converse County, WY, Johnson County, WY, Sheridan County, WY
Warnings issued inside it
3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 4:37 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 53 min |
| May 21, 5:03 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 57 min |
| May 21, 5:54 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell | 66 min |
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 3:45 PM MDT | Tornado Watch | SPC | Chouteau, Fergus, Golden Valley, Hill, Judith Basin, Liberty and 2 more | 5 hr |
Nearby
Severe Thunderstorm Watches in Montana, 2002Severe Thunderstorm Watches in Wyoming, 2002Every severe thunderstorm watch in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.