Alert archive / Montana / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 35, NWS Billings, MT
NWS Billings, MT issued this severe thunderstorm warning at Jun 19, 2015, 3:13 PM MDT for Custer County, Rosebud County, Montana. It was in force for 62 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 19, 2015, 3:13 PM MDT (21:13 UTC)
- Expired
- Jun 19, 2015, 4:15 PM MDT
- In force
- 62 min
- Issued by
- NWS Billings, MT
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
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 21:12 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 19, 2:51 PM MDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Glasgow Intl Airport, MT (KGGW), launched 12:00Z, 9.2 hours before the alert went out and 223 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
- 181 J/kg
- Mixed-layer CIN
- -225 J/kg
- Mixed-layer LCL
- 1086 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 85 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Billings, MT wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 19, 9:37 AM MDT, 5 hours 36 minutes earlier.
Area forecast discussion, Jun 19, 9:37 AM MDT, 5 hours 36 minutes before
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</html>Hazardous weather outlook, Jun 19, 4:05 AM MDT, 11 hours 8 minutes before
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</html>In the hours before
Local storm report, Jun 19, 9:52 AM MDT, 5 hours 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
952 AM MDT FRI JUN 19 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
1225 AM TSTM WND DMG BROADUS 45.44N 105.41W
06/19/2015 POWDER RIVER MT TRAINED SPOTTER
TREE LIMBS DOWN ALL OVER TOWN WITH POWER OUTAGES. PEA
SIZED HAIL ALSO REPORTED.
&&
TNFSpecial weather statement, Jun 19, 2:55 PM MDT, 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BILLINGS MT
255 PM MDT FRI JUN 19 2015
MTZ031-032-192200-
NORTHERN ROSEBUD MT-CUSTER MT-
255 PM MDT FRI JUN 19 2015
...SIGNIFICANT WEATHER ADVISORY...
AT 254 PM MDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 12 MILES SOUTHWEST OF
MCCLOUD TO 21 MILES NORTHEAST OF FORSYTH...AND MOVING NORTHEAST AT 35
MPH.
NICKEL SIZE HAIL AND WIND GUSTS OF 50 TO 55 MPH WILL BE POSSIBLE WITH
THESE STORMS.
LOCATIONS IMPACTED INCLUDE...
MILES CITY...MATTHEWS RECREATION AREA...ANGELA...ROCK SPRINGS...
STAWBERRY HILL RECREATION ARE AND CARTERSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 4683 10583 4683 10562 4675 10562 4674 10557
4666 10557 4666 10550 4660 10549 4660 10545
4657 10544 4657 10525 4639 10537 4629 10657
4685 10637 4686 10583
TIME...MOT...LOC 2054Z 241DEG 31KT 4679 10580 4645 10630
REIMERLocal storm report, Jun 19, 2:58 PM MDT, 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
258 PM MDT FRI JUN 19 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0245 PM HAIL 1 N COLSTRIP 45.90N 106.64W
06/19/2015 M0.25 INCH ROSEBUD MT PUBLIC
&&
LDLocal storm report, Jun 19, 3:13 PM MDT, 0 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
313 PM MDT FRI JUN 19 2015
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0615 AM HEAVY RAIN 10 W BROADUS 45.44N 105.63W
06/19/2015 M1.49 INCH POWDER RIVER MT COCORAHS
0253 PM HAIL COLSTRIP 45.88N 106.62W
06/19/2015 M0.88 INCH ROSEBUD MT PUBLIC
PUBLIC REPORTED NICKEL SIZE HAIL AND HEAVY RAIN WITH SOME
STREET FLOODING.
0300 PM HAIL COLSTRIP 45.88N 106.62W
06/19/2015 M1.00 INCH ROSEBUD MT PUBLIC
PUBLIC REPORTED QUARTER SIZE HAIL.
&&
WDThe office that day
Everything else NWS Billings, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 7:37 PM MDT | Special Weather Statement | BYZ | Stillwater | 53 min |
| Jun 18, 8:23 PM MDT | Special Weather Statement | BYZ | Stillwater | 52 min |
| Jun 18, 8:56 PM MDT | Special Weather Statement | BYZ | Yellowstone | 64 min |
| Jun 18, 9:02 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 45 min |
| Jun 18, 9:33 PM MDT | Special Weather Statement | BYZ | Stillwater | 42 min |
| Jun 18, 9:44 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 61 min |
| Jun 18, 10:20 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Rosebud | 55 min |
| Jun 18, 11:10 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Powder River, Rosebud | 65 min |
| Jun 19, 12:10 AM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 65 min |
| Jun 19, 1:12 AM MDT | Severe Thunderstorm Warning | BYZ | Carter | 29 min |
| Jun 19, 1:50 AM MDT | Special Weather Statement | BYZ | Powder River | 40 min |
| Jun 19, 2:51 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River, Rosebud | 54 min |
| Jun 19, 2:55 PM MDT | Special Weather Statement | BYZ | Prairie | 65 min |
| Jun 19, 3:40 PM MDT | Severe Thunderstorm Warning | BYZ | Custer, Powder River | 65 min |
| Jun 19, 3:49 PM MDT | Tornado Warning | BYZ | Custer, Powder River | 26 min |
| Jun 19, 3:58 PM MDT | Severe Thunderstorm Warning | BYZ | Custer | 62 min |
| Jun 19, 4:12 PM MDT | Tornado Warning | BYZ | Custer, Powder River | 33 min |
| Jun 19, 4:18 PM MDT | Special Weather Statement | BYZ | Yellowstone | 57 min |
| Jun 19, 4:20 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 55 min |
| Jun 19, 4:30 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn, Yellowstone | 60 min |
| Jun 19, 4:33 PM MDT | Flash Flood Warning | BYZ | Yellowstone | 6 hr |
| Jun 19, 4:41 PM MDT | Severe Thunderstorm Warning | BYZ | Carter, Powder River | 64 min |
| Jun 19, 5:05 PM MDT | Severe Thunderstorm Warning | BYZ | Fallon | 55 min |
| Jun 19, 5:19 PM MDT | Severe Thunderstorm Warning | BYZ | Big Horn | 56 min |
| Jun 19, 5:36 PM MDT | Special Weather Statement | BYZ | Powder River | 24 min |
| Jun 19, 5:39 PM MDT | Severe Thunderstorm Warning | BYZ | Carter | 66 min |
| Jun 18, 10:10 PM MDT | Special Weather Statement | BYZ | Sheridan | 65 min |
Nearby
Severe Thunderstorm Warnings in Montana, 2015Every severe thunderstorm warning in 2015
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.