Madison River Valley storm history
Storm events recorded in Madison River Valley, Montana between 1950 and 2025.
46
Total events
0
Tornadoes
0
Hail
0
Floods
0
Deaths
$0
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
Near blizzard conditions resulted in a 3-vehicle non-injury accident on MT Highway 287 in Sheridan at mile marker 35.5, reported at 9:38. Multi-car pile-up reported at 16:02 at mile marker 37 on MT Highway 287 in Sheridan. Ten vehicles were involved, and a loaded school bus was s…
High Wind High Wind
Mesonet station MTNOR Norris Hill (MT DOT) measured a 61 mph gust and also measured sustained winds, averaged over 2 hours, of 40 mph.
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AWOS station KEKS Ennis Airport measured a 58 mph gust. Additionally, mesonet station MTNOR Norris Hill (MT DOT) measured sustained winds averaged over an hour, of 41 mph.
High Wind High Wind
Mesonet station MTNOR Norris Hill (MT DOT) measured a 59 mph gust and high sustained winds of 44 mph, averaged over 2.5 hours. Additionally, AWOS station KEKS Ennis Airport measured sustained winds, averaged over an hour and 40 minutes, of 41 mph.
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Mesonet station MTNOR Norris Hill measured several instances of high sustained winds, in addition to a few gusts in excess of 58 mph. The peak gust at this sensor was 61 mph.
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MT DOT sensor at Norris Hill measured a few 59 mph gusts in addition to a two hour period of sustained winds averaging 43 mph.
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MT DOT sensor at Norris Hill measured a 64 mph gust.
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Mesonet station MTNOR Norris Hill (MT DOT) measured an average sustained wind of 40 mph from 1230 AM MST to 215 AM MST.
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MT DOT sensor at Norris Hill measured sustained winds, averaged over an hour, of 41 mph.
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Montana DOT sensor Norris Hill measured two instances of high sustained winds over this timeframe, in addition to a peak gust of 62 mph at 1115 AM MDT.
Wildfire Wildfire
The McAllister Fire was a lightning start 3 miles south of Norris. The fire burned 3,560 acres of grass and scattered clusters of trees before being declared 95% contained August 27, which was the last update on the fire.
High Wind High Wind
MT DOT sensor Norris Hill measured a 58 mph gust on top of several periods of high sustained winds (Averaged 40 mph over an hour or more).
High Wind High Wind
Mesonet station MTNOR Norris Hill (MT DOT) measured high sustained winds, averaged to 41 mph for an hour.
High Wind High Wind
Several stints of high sustained winds (47 mph peak sustained averaged over an hour), averaged over an hour, and a gust to 58 mph were observed at MT DOT sensor Norris Hill MTNOR.
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Montana DOT sensor at Norris Hill measured sustained winds, averaged over an hour, of 40 mph.
High Wind High Wind
Mesonet sensor MTNOR Norris Hill (MT DOT) measured two separate stints of high sustained winds (Averaged over at least an hour) of 40 mph.
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Mesonet sensor MTNOR Norris Hill (MT DOT) measured a peak gust of 60 mph. The sensor also measured sustained winds averaging 40 mph or greater, between 815 AM and 115 PM.
High Wind High Wind
Mesonet station Norris Hill MTNOR (MT DOT) measured sustained winds, averaged over an hour, of 40 mph.
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AWOS station KEKS Ennis Airport measured sustained winds, averaged over an hour, of 42 mph in the evening of the 17th. Additionally, DOT sensor MTNOR Norris Hill measured sustained winds, averaged over an hour, of 41 mph between midnight and 645 AM on the 17th.
High Wind High Wind
AWOS station KEKS Ennis Airport measured a 61 mph gust as well as sustained winds over an hour averaging 41 mph. Additionally, mesonet sensor MTNOR Norris Hill (MT DOT) measured high sustained winds (Averaged 40 mph over 3 hrs 45 mins) and a gust of 59 mph.
High Wind High Wind
Mesonet station MTNOR Norris Hill measured a 58 and 59 mph gust.
High Wind High Wind
AWOS station KEKS Ennis Airport measured sustained winds, averaged over an hour, of 42 mph.
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Mesonet station MTNOR Norris Hill measured three instances of high sustained winds averaging 40 mph or more over at least an hour. The first instance was between 830 AM and 930 AM MST 2/28, the second was between 1230 PM and 130 PM MST 2/28, and the third being between 1230AM and…
High Wind High Wind
Mesonet station MTNOR Norris Hill (MT DOT) measured multiple gusts of 58 mph or greater, including a peak gust of 60 mph.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Mesonet station MTNOR Norris Hill. Wind chill of -61F.
High Wind High Wind
Mesonet station MTNOR Norris Hill (MT DOT) measured 58 mph wind gust.
Heavy Snow Heavy Snow
A co-op observer in Ennis reported 6.7 inches of new snow by 9AM 10/26. Additionally, the public reported 8 inches new snow 12 miles south of Ennis by 10 AM MDT 10/26.
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Mesonet station Norris Hill MTNOR measured sustained winds, averaged over an hour, of 42 mph. The sensor also measured a peak gust of 55 mph.
High Wind High Wind
Measured by Montana Department of Transportation Site MTNOR near Norris Hill.
Heavy Snow Heavy Snow
COOP Observer at Norris Madison had an overnight snowfall total of 7 inches.
High Wind High Wind
Mesonet station mtnor Norris Hill measured sustained winds, averaged over an hour, of 42 mph.
High Wind High Wind
Awos station keks Ennis airport measured sustained winds, averaged over an hour, of 40 mph.
Heavy Snow Heavy Snow
COOP observer ENSM8 (near Ennis) measured 7.6 inches of snow for an event total. The COOP observer near Norris Madison (located at a higher elevation) measured an event total amount of 24 inches. A CoCoRaHS station located about 2 miles ENE of Norris had an event total of16.5 inc…
High Wind High Wind
Mesonet station YCTIM (Yellowstone Club) reported 77 mph wind gust.
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Mesonet station MTNOR (Norris Hill) reported peak gust of 65 mph and sustained winds at 48 mph.
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AWOS station KEKS (Ennis Big Sky) reported 62 mph wind gust.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Mesonet station MTNOR Norris Hill measured a single wind chill of -40 F.
High Wind High Wind
Mesonet station MTNOR Norris Hill measured sustained winds averaging 42 mph for an hour.
Heavy Snow Heavy Snow
Norris Madison Observer, located about 4 miles east of McAllister, reported an event total snow amount of 16 inches. 12 inches fell over a 24 hour period ending around sunrise on Jan 28th.
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AWOS station KEKS Ennis Airport measured a gust of 64 mph.
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Mesonet station MTNOR Norris Hill measured a gust of 59 mph. The sensor also measured an hour of sustained winds that averaged 44 mph.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Multiple sensors measured wind chills of less than -40 F, including DOT sensor Norris Hill (MTNOR) which measured a minimum wind chill of -57 F.
High Wind High Wind
Two sensors measured sustained winds of 40 mph or more, including the MTDOT sensor at Norris Hill and AWOS station KEKS Ennis Airport.
Heavy Snow Heavy Snow
Observer station at Ennis recorded 11.2 inches over a 24 hours period.
High Wind High Wind
Mesonet station MTNOR (Norris Hill) reported 58 mph wind gust.
Heavy Snow Heavy Snow
Social media report of 8.5 inches storm total snow.
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 14 | 0 |
| 2024 | 10 | 0 |
| 2023 | 15 | 0 |
| 2022 | 7 | 0 |