Alert archive / Montana / Tornado Warnings in 2025
Tornado Warning 4, NWS Billings, MT
NWS Billings, MT issued this tornado warning at Jun 15, 2025, 9:35 PM MDT for Custer County, Rosebud County, Montana. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 15, 2025, 9:35 PM MDT (03:35 UTC)
- Expired
- Jun 15, 2025, 10:00 PM MDT
- In force
- 25 min
- Issued by
- NWS Billings, MT
- Area
- Storm-based polygon
- Tornado
- Observed
- Hail
- 0.0 in
Counties Custer County, MT, Rosebud County, MT
The radar
The Billings radar (KBLX), 194 km from the middle of the area, began a volume at 03:35 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 15, 2:15 PM MDT | Severe Thunderstorm Watch | SPC | 11 hr |
The nearest sounding before it
Rapid City, SD (KUNR), launched 00:00Z, 3.6 hours before the alert went out and 352 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
- 2203 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 2506 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- -56 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -3.8
The office that day
Everything else NWS Billings, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 15, 6:04 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Wheatland | 41 min |
| Jun 15, 6:49 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Sweet Grass | 32 min |
| Jun 15, 6:54 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Wheatland | 36 min |
| Jun 15, 6:58 PM MDT | Special Weather Statement | BYZ | Big Horn | 32 min |
| Jun 15, 7:02 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 28 min |
| Jun 15, 7:03 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater, Sweet Grass | 27 min |
| Jun 15, 7:04 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 26 min |
| Jun 15, 7:22 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 10 min |
| Jun 15, 7:27 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 44 min |
| Jun 15, 7:39 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 51 min |
| Jun 15, 8:01 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 44 min |
| Jun 15, 8:01 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 44 min |
| Jun 15, 8:04 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 56 min |
| Jun 15, 8:10 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Musselshell | 54 min |
| Jun 15, 8:23 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 44 min |
| Jun 15, 8:23 PM MDT | Tornado Warning | BYZ | Musselshell | 37 min |
| Jun 15, 8:26 PM MDT | Special Weather Statement | BYZ | Yellowstone | 34 min |
| Jun 15, 8:31 PM MDT | Special Weather Statement | BYZ | 29 min | |
| Jun 15, 8:39 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 44 min |
| Jun 15, 8:43 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Powder River, Rosebud | 47 min |
| Jun 15, 8:48 PM MDT | Flash Flood Warning | BYZ | Golden Valley, Musselshell | 3 hr |
| Jun 15, 8:59 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Treasure, Yellowstone | 46 min |
| Jun 15, 9:03 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell, Rosebud, Treasure, Yellowstone | 25 min |
| Jun 15, 9:06 PM MDT | Severe Thunderstorm Warning | BYZ | Rosebud | 24 min |
| Jun 15, 9:06 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 54 min |
| Jun 15, 9:22 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Rosebud | 38 min |
| Jun 15, 9:30 PM MDT | Severe Thunderstorm Warning | BYZ | Powder River | 36 min |
| Jun 15, 9:37 PM MDT | Flash Flood Warning | BYZ | Musselshell | 2 hr |
| Jun 15, 9:41 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Custer, Powder River, Rosebud, Treasure | 64 min |
| Jun 15, 9:47 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 58 min |
| Jun 15, 9:49 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 26 min |
| Jun 15, 10:14 PM MDT | Flash Flood Warning | BYZ | Big Horn | 102 min |
| Jun 15, 10:14 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Powder River | 31 min |
| Jun 15, 10:14 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River, Rosebud | 46 min |
| Jun 15, 10:23 PM MDT | Flash Flood Warning | BYZ | Powder River | 93 min |
| Jun 15, 10:44 PM MDT | Flash Flood Warning | BYZ | Custer | 3 hr |
| Jun 15, 10:44 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Fallon | 46 min |
| Jun 15, 10:46 PM MDT | Special Weather Statement | BYZ | Rosebud | 44 min |
| Jun 15, 10:58 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Custer, Fallon | 62 min |
| Jun 15, 11:03 PM MDT | Flash Flood Warning | BYZ | Custer | 3 hr |
| Jun 15, 11:17 PM MDT | Flash Flood Warning | BYZ | Carter | 3 hr |
| Jun 16, 12:39 AM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 66 min |
| Jun 16, 1:30 PM MDT | Severe Thunderstorm Warning | BYZ | Park, Sweet Grass, Wheatland | 34 min |
| Jun 16, 2:02 PM MDT | Special Weather Statement | BYZ | Sweet Grass | 43 min |
| Jun 16, 2:59 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon | 46 min |
| Jun 16, 3:02 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Wheatland | 43 min |
| Jun 16, 3:07 PM MDT | Severe Thunderstorm Warning | BYZ | Park, Sweet Grass | 38 min |
| Jun 16, 3:37 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Carbon | 38 min |
| Jun 16, 3:38 PM MDT | Severe Thunderstorm Warning | BYZ | Golden Valley, Stillwater, Yellowstone | 52 min |
| Jun 16, 3:42 PM MDT | Severe Thunderstorm Warning | BYZ | Sweet Grass | 31 min |
| Jun 16, 3:43 PM MDT | Severe Thunderstorm Warning | BYZ | Carbon, Stillwater | 47 min |
| Jun 16, 4:14 PM MDT | Flash Flood Warning | BYZ | Carbon | 3 hr |
| Jun 16, 4:20 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Carbon | 40 min |
| Jun 16, 4:22 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater | 38 min |
| Jun 16, 4:29 PM MDT | Severe Thunderstorm Warning | BYZ | Musselshell, Yellowstone | 46 min |
| Jun 16, 4:38 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Carbon | 46 min |
| Jun 16, 4:52 PM MDT | Severe Thunderstorm Warning | BYZ | Stillwater, Yellowstone | 23 min |
| Jun 16, 4:59 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Carbon | 46 min |
| Jun 16, 5:12 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 48 min |
| Jun 16, 5:15 PM MDT | Severe Thunderstorm Warning | BYZ | Yellowstone | 30 min |
| Jun 16, 5:22 PM MDT | Special Weather Statement | BYZ | Park | 38 min |
| Jun 16, 5:22 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Carbon | 38 min |
| Jun 16, 5:49 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 41 min |
| Jun 16, 5:57 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 37 min |
Nearby
Tornado Warnings in Montana, 2025Every tornado warning in 2025Tornadoes in 2025
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.