SwathIQ / Hail map / Montana / Glacier County

Glacier County, Montana Hail Map & History

The most recent reported hail day was 2025-06-10 -- 1 year ago, with nothing reported since. Glacier County is hit in most years. The largest stone on record here is 1.75 inches, a golf ball and 1.8 times the National Weather Service's 1 inch severe criterion, reported on 2022-06-17 near Cut Bank.

27
hail days since 2010
0
days with 2″+ hail
0
hail days this year
1.75″
largest stone on record

Colored swath = NOAA MRMS radar-estimated hail size; dots = NOAA SPC reports in Montana. Radar-indicated, not a guarantee of damage.

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The last hail here fell on 2025-06-10, around Browning. A free SwathIQ account -- hand-reviewed, invite within 24-48h -- pulls Glacier County addresses inside a hail swath above your size threshold into a door-knock list you can export, scoped to your approved markets.

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How often it hails in Glacier County

NOAA's Storm Prediction Center has logged 27 separate hail days here since 2010 -- 1.6 a year over 17 years of record. They carry 48 reports in total: most hail days here are logged from a single spot. 5 of those 17 years produced none at all. One year dominates the record: 2013 alone produced 8 of the 27 days. The last five years have been quieter than the long run: 4 days since 2022, against 1.9 a year before that.

No stone of 2 inches or more has ever been reported in Glacier County: all 27 hail days on record topped out below that. Golf-ball size is rarer still: 1.75 inches or more on 6 of the 27 days.

Across the whole of Montana, see the Montana hail map and history.

Hardest-hit places in Glacier County

Reports cluster nearest Cut Bank -- 13 of the county's 27 hail days -- then Browning (9), Santa Rita (6), Babb (3) and Saint Mary (3). That one town is named on 48% of them. Beyond those, NOAA names Heart Butte on more than one hail day apiece.

PlaceHail days since 2010Largest stone
Browning41.75″
7 Nne Browning31.50″
12 Wsw Cut Bank31.00″
6 Nne Babb21.50″
13 W Cut Bank21.00″

When it hails in Glacier County

The season runs June through July: 24 of the 27 hail days on record fall in those 2 months (89%). July is the single busiest month, with 16 of them (59%). Hail has also been reported in August, outside that window. Reports span 3 of the 12 calendar months; the other 9 have never produced one.

MonthHail days
June8
July16
August3

Recent Glacier County hail days

That day put 2 reports on the map, the biggest 1.25 inches near Browning. No hail day has been reported here yet this year.

DateMax hailReports
2025-06-101.25″2
2022-07-181.00″1
2022-07-171.50″1
2022-06-171.75″6
2021-07-111.00″1
2021-07-061.75″3
2020-06-131.50″1
2019-06-181.00″1

How to read the Glacier County map

The colored swath is NOAA's MRMS radar estimate of the largest hail per ~1 km cell; the dots are SPC ground reports. Yellow is about an inch, red 1.5 to 2″, purple 2″ and up (hail size vs roof damage). On this county's worst day the reports reached 1.75 inches, which is the red band. Look up a street address with the hail history by address tool.

Nearby counties

The nearest counties with a page of their own: Toole County (14 hail days), Teton County (22) and Flathead County (22). Glacier County takes more hail than any of them.

Toole County · Teton County · Flathead County

Back to the Montana hail map or the U.S. hail map.

FAQ

How often does it hail in Glacier County, Montana?
NOAA's Storm Prediction Center has logged 27 separate hail days here since 2010 -- 1.6 a year over 17 years of record.
When is hail season in Glacier County?
The season runs June through July: 24 of the 27 hail days on record fall in those 2 months (89%).
How big does hail get in Glacier County?
The largest stone on record here is 1.75 inches, a golf ball and 1.8 times the National Weather Service's 1 inch severe criterion, reported on 2022-06-17 near Cut Bank.
When was the last hail in Glacier County?
The most recent reported hail day was 2025-06-10 -- 1 year ago, with nothing reported since.
Is the Glacier County hail map free?
Yes, no login. A free account adds door-knock address lists and CRM exports.

Data & method: NOAA/NWS Storm Prediction Center reports + NOAA MRMS MESH radar, Glacier County, Montana only. Radar-indicated and observation-based -- informational only, not a guarantee of damage or a valid claim.