Alert archive / Montana / Severe Thunderstorm Warnings in 2013
Severe Thunderstorm Warning 111, NWS Great Falls, MT
NWS Great Falls, MT issued this severe thunderstorm warning at Aug 23, 2013, 2:08 PM MDT for Madison County, Montana. It was in force for 52 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
- Aug 23, 2013, 2:08 PM MDT (20:08 UTC)
- Expired
- Aug 23, 2013, 3:00 PM MDT
- In force
- 52 min
- Issued by
- NWS Great Falls, MT
- Area
- Storm-based polygon
County Madison County, MT
The radar
The Great Falls radar (KTFX), 244 km from the middle of the area, began a volume at 20:12 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.
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 Great Falls, MT wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 23, 9:42 AM MDT, 4 hours 26 minutes earlier.
Area forecast discussion, Aug 23, 9:42 AM MDT, 4 hours 26 minutes before
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</html>Hazardous weather outlook, Aug 23, 3:36 AM MDT, 10 hours 32 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREAT FALLS MT 336 AM MDT FRI AUG 23 2013 MTZ009-014-048-240945- NORTHERN ROCKY MOUNTAIN FRONT- CENTRAL AND SOUTHERN LEWIS AND CLARK- SOUTHERN ROCKY MOUNTAIN FRONT- 336 AM MDT FRI AUG 23 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL MONTANA AND SOUTHWEST MONTANA. .DAY ONE...TODAY AND TONIGHT A RED FLAG WARNING IS IN EFFECT UNTIL 3 PM MDT TODAY FOR PORTIONS OF THE AREA NEAR THE CONTINENTAL DIVIDE. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY GUSTY WINDS...LOW RELATIVE HUMIDITY...VERY WARM TEMPERATURES AND A CHANCE FOR THUNDERSTORMS MAY INCREASE FIRE WEATHER CONCERNS ON SUNDAY AFTERNOON AND EVENING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. MTZ008-010>013-015-044>047-049>055-240945- BEAVERHEAD-EASTERN GLACIER-HILL-CASCADE-CHOUTEAU-MADISON-TOOLE- LIBERTY-EASTERN PONDERA-BLAINE-EASTERN TETON-JUDITH BASIN-FERGUS- JEFFERSON-BROADWATER-MEAGHER-GALLATIN- 336 AM MDT FRI AUG 23 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL MONTANA...NORTH CENTRAL MONTANA AND SOUTHWEST MONTANA. .DAY ONE...TODAY AND TONIGHT THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY GUSTY WINDS...LOW RELATIVE HUMIDITY...VERY WARM TEMPERATURES AND A CHANCE FOR THUNDERSTORMS MAY INCREASE FIRE WEATHER CONCERNS ON SUNDAY AFTERNOON AND EVENING. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Special weather statement, Aug 23, 1:21 PM MDT, 47 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREAT FALLS MT
121 PM MDT FRI AUG 23 2013
MTZ008-232000-
BEAVERHEAD MT-
121 PM MDT FRI AUG 23 2013
...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL BEAVERHEAD COUNTY UNTIL
200 PM MDT...
AT 115 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 15 MILES NORTHWEST OF LIMA...OR 33 MILES SOUTH OF
DILLON...MOVING NORTHEAST AT 35 MPH.
HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 40 MPH ARE
EXPECTED WITH THIS STORM...ALONG WITH HEAVY RAIN AND FREQUENT
DANGEROUS LIGHTNING.
* LOCATIONS IMPACTED INCLUDE...
DELL...
IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.
THE BRIEF HEAVY RAIN MAY ALSO CAUSE RAPID RUNOFF IN STEEP TERRAIN
AREAS...POSSIBLY RESULTING IN FLASH FLOODING. PLEASE USE CAUTION IF
IN SUCH AREAS.
IN ADDITION...THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR
LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR
ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL
WEATHER SERVICE.
LAT...LON 4480 11298 4510 11243 4509 11233 4500 11233
4500 11220 4499 11218 4492 11219 4465 11284
TIME...MOT...LOC 1920Z 235DEG 29KT 4478 11280
COULSTONSpecial weather statement, Aug 23, 1:54 PM MDT, 14 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREAT FALLS MT 154 PM MDT FRI AUG 23 2013 MTZ008-015-232015- BEAVERHEAD MT-MADISON MT- 154 PM MDT FRI AUG 23 2013 ...SIGNIFICANT WEATHER ADVISORY FOR WESTERN MADISON AND CENTRAL BEAVERHEAD COUNTIES UNTIL 215 PM MDT... AT 145 PM MDT...STORM SPOTTERS REPORTED A STRONG THUNDERSTORM 7 MILES NORTHEAST OF DILLON...MOVING NORTHEAST AT 30 MPH. THE SPOTTER REPORTED THAT A LOT OF PEA SIZED HAIL FELL IN THE TOWN OF DILLON...ENOUGH TO COVER THE GROUND...AS WELL AS GUSTS UP TO 40 MPH. HOWEVER...THERE IS THE POTENTIAL FOR HAIL UP TO ONE-HALF INCH IN DIAMETER AND WIND GUSTS UP TO 45 MPH WITH THIS STORM...ALONG WITH HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING. RAPID RAINFALL RUNOFF IN STEEP TERRAIN MAY CAUSE WATER TO RUN OVER ROADWAYS FOR A BRIEF PERIOD OF TIME...OR CAUSE BRIEF FLOODING OF LOW LYING AREAS. * LOCATIONS IMPACTED INCLUDE... SHERIDAN... IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A STURDY BUILDING. LAT...LON 4557 11218 4538 11202 4518 11258 4534 11270 TIME...MOT...LOC 1948Z 240DEG 28KT 4530 11253 COULSTON
Local storm report, Aug 23, 1:58 PM MDT, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
158 PM MDT FRI AUG 23 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0143 PM TSTM WND GST 5 NE DILLON 45.26N 112.55W
08/23/2013 M70 MPH BEAVERHEAD MT ASOS
70 MPH WIND GUST AT THE DILLON AIRPORT.
&&
BRUSDALocal storm report, Aug 23, 2:00 PM MDT, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
200 PM MDT FRI AUG 23 2013
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0140 PM TSTM WND DMG DILLON 45.22N 112.63W
08/23/2013 BEAVERHEAD MT PUBLIC
TREE DAMAGE VISIBLE ON THE DILLON WEB CAM...AT THE
DILLON FOOTBALL STADIUM. TIME OF EVENT IS ESTIMATED.
&&
BRUSDAThe office that day
Everything else NWS Great Falls, MT issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 23, 1:21 PM MDT | Special Weather Statement | TFX | Beaverhead | 39 min |
| Aug 23, 1:54 PM MDT | Special Weather Statement | TFX | Madison | 21 min |
| Aug 23, 3:01 PM MDT | Special Weather Statement | TFX | Gallatin | 44 min |
| Aug 23, 3:15 PM MDT | Special Weather Statement | TFX | Meagher | 45 min |
| Aug 23, 3:43 PM MDT | Special Weather Statement | TFX | Gallatin | 47 min |
Nearby
Severe Thunderstorm Warnings in Montana, 2013Every severe thunderstorm warning in 2013
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.