Alert archive / Montana / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 48, NWS Great Falls, MT

July 14, 2026Fergus County, Judith Basin County, Montana

NWS Great Falls, MT issued this severe thunderstorm warning at Jul 14, 2026, 5:55 PM MDT for Fergus County, Judith Basin County, Montana. It was in force for 50 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: Jul 14, 2026, 5:55 PM MDT (23:55 UTC)
Expired: Jul 14, 2026, 6:45 PM MDT
In force: 50 min
Issued by: NWS Great Falls, MT
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Fergus County, MT, Judith Basin County, MT

The radar

The Great Falls radar (KTFX), 128 km from the middle of the area, began a volume at 23:58 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
Jul 14, 5:37 PM MDT	Severe Thunderstorm Watch	SPC	7 hr

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 Jul 14, 12:39 PM MDT, 5 hours 16 minutes earlier.

Area forecast discussion, Jul 14, 12:39 PM MDT, 5 hours 16 minutes before

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In the hours before

Special weather statement, Jul 14, 4:19 PM MDT, 1 hour 36 minutes before

Special Weather Statement
National Weather Service Great Falls MT
Issued by National Weather Service Missoula MT
419 PM MDT Tue Jul 14 2026

MTZ313-317-142300-
Judith Basin County and Judith Gap MT-
Little Belt and Highwood Mountains MT-
419 PM MDT Tue Jul 14 2026

...A strong thunderstorm will impact portions of northwestern Judith
Basin and eastern Cascade Counties through 500 PM MDT...

At 418 PM MDT, Doppler radar was tracking a strong thunderstorm 20
miles southwest of Stanford, moving northeast at 20 mph.

HAZARD...Wind gusts up to 40 mph and half-inch size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Windham.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 4688 11059 4698 11072 4726 11037 4706 11011
TIME...MOT...LOC 2218Z 228DEG 16KT 4697 11057

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH

Special weather statement, Jul 14, 5:00 PM MDT, 55 minutes before

Special Weather Statement
National Weather Service Great Falls MT
Issued by National Weather Service Missoula MT
500 PM MDT Tue Jul 14 2026

MTZ313-314-317-142345-
Judith Basin County and Judith Gap MT-
Little Belt and Highwood Mountains MT-Fergus County below 4500ft MT-
500 PM MDT Tue Jul 14 2026

...A strong thunderstorm will impact portions of central Judith Basin
and western Fergus Counties through 545 PM MDT...

At 459 PM MDT, Doppler radar was tracking a strong thunderstorm 10
miles southwest of Stanford, moving northeast at 20 mph.

HAZARD...Wind gusts up to 40 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Stanford, Windham, and Benchland.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 4694 11041 4708 11054 4737 11019 4707 10992
TIME...MOT...LOC 2259Z 239DEG 15KT 4705 11039

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

Special weather statement, Jul 14, 5:08 PM MDT, 47 minutes before

Special Weather Statement
National Weather Service Great Falls MT
Issued by National Weather Service Missoula MT
508 PM MDT Tue Jul 14 2026

MTZ310-311-314-150000-
Western and Central Chouteau County MT-
Bears Paw Mountains and Southern Blaine MT-
Fergus County below 4500ft MT-
508 PM MDT Tue Jul 14 2026

...A strong thunderstorm will impact portions of northwestern Fergus,
southwestern Blaine and southeastern Chouteau Counties through 600 PM
MDT...

At 508 PM MDT, Doppler radar was tracking a strong thunderstorm 11
miles west of Winifred, or 35 miles north of Lewistown, moving north
at 10 mph.

HAZARD...Wind gusts up to 40 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Judith Landing.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 4753 10937 4746 10971 4773 10991 4782 10951
TIME...MOT...LOC 2308Z 161DEG 10KT 4756 10962

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH

The office that day

Everything else NWS Great Falls, MT issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 13, 6:43 PM MDT	Special Weather Statement	TFX	Madison	32 min
Jul 13, 7:13 PM MDT	Special Weather Statement	TFX	Madison	62 min
Jul 13, 8:11 PM MDT	Special Weather Statement	TFX	Madison	64 min
Jul 13, 8:28 PM MDT	Severe Thunderstorm Warning	TFX	Madison	62 min
Jul 13, 9:32 PM MDT	Special Weather Statement	TFX	Gallatin	43 min
Jul 14, 4:19 PM MDT	Special Weather Statement	TFX	Judith Basin	41 min
Jul 14, 5:00 PM MDT	Special Weather Statement	TFX	Judith Basin	45 min
Jul 14, 5:08 PM MDT	Special Weather Statement	TFX		52 min
Jul 14, 5:15 PM MDT	Severe Thunderstorm Warning	TFX	Blaine, Fergus	45 min
Jul 14, 5:29 PM MDT	Severe Thunderstorm Warning	TFX	Fergus, Judith Basin	46 min
Jul 14, 5:32 PM MDT	Severe Thunderstorm Warning	TFX	Blaine, Chouteau, Fergus	28 min
Jul 14, 5:43 PM MDT	Areal Flood Advisory	TFX	Fergus	2 hr
Jul 14, 5:53 PM MDT	Severe Thunderstorm Warning	TFX	Fergus	52 min
Jul 14, 5:58 PM MDT	Special Weather Statement	TFX	Fergus	47 min
Jul 14, 5:58 PM MDT	Special Weather Statement	TFX		32 min

Nearby

Severe Thunderstorm Warnings in Montana, 2026 Every severe thunderstorm warning in 2026

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.