Lost River Valleys storm history
Storm events recorded in Lost River Valleys, Idaho between 1950 and 2025.
42
Total events
0
Tornadoes
0
Hail
0
Floods
0
Deaths
$43K
Property damage
Most significant events
Strongest tornadoes, deadliest events, and biggest damage in this county. Up to 50 shown.
High Wind High Wind
Fifty to 65 mph wind gusts widespread in the Lost River Valley region. A peak gust of 65 mph measured 12 miles east of Howe at the Sand Dunes mesonet site.
High Wind High Wind
Wind gusts measured were 74 mph at Howe, 62 mph at Willow Creek Summit, 66 mph at the Sand Dunes mesonet, and 62 mph at Darlington. A portion of the roof of the LDS Church in Howe was blown off. A large tree at the Little Lost River Church in Howe was downed with two power poles …
High Wind High Wind
A peak gust of 57 mph was measured at Willow Creek Summit. Several gusts over 45 mph recorded in the morning and early afternoon .
High Wind High Wind
A measured wind gust of 60 mph at the base of Howe Peak.
Winter Storm Winter Storm
Five to 8 inches of snow fell in Moore, Mackay and Darlington and combined with 40 to 60 mph wind gusts created extreme travel difficulties. Butte County Schools closed for the day.
High Wind High Wind
Widespread wind gusts over 50 mph occurred. A 68 mph gust was measured at Howe Peak and 66 mph at Sand Dunes.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Extreme cold wind chills affected the Lost River Valleys with the coldest reading -32 in Arco.
High Wind High Wind
Strong winds occurred behind a cold frontal passage. Willow Creek Summit ITD site recorded a 60 mph gust with several gusts over 50 mph recorded.
High Wind High Wind
A peak 68 mph wind gust measured near the base of Howe Peak with continual 50 to 60 mph gusts throughout the afternoon with 58 mph near Dickey.
Heavy Snow Heavy Snow
A trained spotter in the town of Dickey recorded 12 inches of snowfall.
Winter Storm Winter Storm
Wind gusts of 35 to 60 mph combined with light snow caused extensive blowing and drifting snow and reduced visibility to zero at times. US Highway 20/26/93 closed at around 6 pm MDT on the 1st due to the weather conditions.
Winter Storm Winter Storm
A strong cold front brought heavy snow and high winds and extensive travel difficulties on the 10th. US Highway 26 closed between Arco and Carey. Wind gusts over 50 mph were widespread with a 62 mph gust measured at Dead Man Canyon and over 50 mph measured at Howe, Arco and Beren…
Winter Storm Winter Storm
US Highway 26 closed from Carey to Arco due to snow and wind gusts 40 to 60 mph causing the road to become unpassable. Snow amounts ranges from 2 to 8 inches in the region.
Winter Storm Winter Storm
Snow and wind gusts in the 40 to 60 mph range caused blowing and drifting snow which closed US Highway 26 on the 21st from Carey to Arco.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Twenty to 30 below zero temperatures were widespread on the 30th with wind chills 50 below zero or colder. The Mackay School District 182 was closed on the 30th due to the extreme cold.
Extreme Cold/Wind Chill Extreme Cold/Wind Chill
Strong northerly winds combined with sub zero temperatures to produce 40 to 50 below wind chills. The Mackay School District closed schools on the 22nd due to the extreme cold conditions.
Heavy Snow Heavy Snow
Heavy snow fell over an extended period of time. Due to the road condition Butte County School District 111 was closed on the 12th. Observed snowfall totals were 13.5 inches in Howe, 13 inches in Moore, and 12 inches in Mackay.
Heavy Snow Heavy Snow
Heavy snow amounts at COOP sites were 8 inches at Chilly Barton Flats and 13 inches at Mackay.
High Wind High Wind
Multiple greater than 60 mph wind gusts were recorded with a peak of 66 mph southeast of Howe at INL Naval Reactors.
High Wind High Wind
A 59 mph wind gust was measured at Dead Man Canyon at 545 PM MDT. Several gusts in the 50 to 56 mph range were also recorded.
High Wind High Wind
Widespread 50 to 60 mph wind gusts occurred behind a cold front with a peak of 60 mph northwest of Atomic City.
High Wind High Wind
A 61 mph wind gust was measured 1 mile east northeast of Howe during a day with several hours of 50 to 60 mph gusts behind a cold frontal passage.
High Wind High Wind
Widespread 50 to 65 mph wind gusts were recorded following a strong cold frontal passage. The peak gusts were 64 mph at Dead Man Canyon and the base of Howe Peak. Howe recorded 54 mph and Arco 51 mph.
Cold/Wind Chill Cold/Wind Chill
Very cold wind chill readings of -25 to -30 were widespread with the coldest -30 at Dead Man Canyon at 725 AM.
Winter Storm Winter Storm
An extensive period of Pacific moisture influx caused periods of snow combined with strong winds to create very difficult travel conditions over several days surrounding the Christmas holiday . The Chilly Barton Flat COOP site measured 8 inches of snow on the 26th and 27th. US Hi…
Heavy Snow Heavy Snow
Very heavy snow reported by the public and spotters with the following amounts: 4 miles north northwest of Darlington 20 inches, Moore 18 inches, Mackey 16 inches, Darlington 15 inches and Mackay 14 inches.
High Wind High Wind
A 64 mph gust was measured 1 mile east northeast of Howe.
Wildfire Wildfire
The North Monument Fire was detected at 4 pm on the 15th and burned about 7 miles west of Arco. US 20/26/93 were temporarily closed due to the fire. Three power poles were destroyed. Some power outages reported at Craters of the Moon National Monument. Fire grew quickly to 150 ac…
High Wind High Wind
A 65 mph wind gust was measured at the base of Howe Peak and a 61 mph wind gust measured at Dead Man Canyon 9 miles east of Butte City.
High Wind High Wind
A 62 mph wind gust was recorded at the Dead Man Canyon mesonet site.
High Wind High Wind
Widespread 55 to 65 mph wind gusts occurred with a power outage reported in the Howe area by Rocky Mountain Power.
Heavy Snow Heavy Snow
Eleven inches of snow fell at the onset of the storm from the 27th into the 28th at Darlington as measured by a spotter. Butte County School District 111 was closed due to the heavy snow and hazardous travel conditions on the 28th.
High Wind High Wind
Sustained winds reached 40 to 50 mph with gusts as high as 67 mph at Dead Man Canyon. Damaging winds reported between Arco and Darlington with 2 large trees reported down in Moore at 5:27 PM MDT. AT 5: 54 PM MDT several trees reported down between Mackay and Darlington with one t…
Wildfire Wildfire
The Howe Peak fire approximately 4 miles southwest of Howe began on July 2nd around 1 pm MDT and was human caused. It was along Highway 33 and burned grass, shrubs, and juniper in steep terrain. No structures were threatened other than right at the start of the fire and no evacua…
Winter Storm Winter Storm
Snow and very strong winds caused very difficult driving conditions and the Butte County School District 111 closed on February 3rd as did the Mackay School District 182. Chilly Barton Flat received 5.4 inches of snow with 2 inches at the Mackay Ranger Station. Wind gusts of 40 t…
Heavy Snow Heavy Snow
A strong Pacific storm brought 8 inches of snow to Chilly Barton Flat and 7 inches in Mackay.
Winter Storm Winter Storm
Snow and wind caused extremely hazardous travel with US Highway 20 from Carey to Arco closed for several day. Butte County schools were closed on the 25th due to road conditions.
Winter Storm Winter Storm
Snow and strong winds caused US Highway 20 to be closed on both the 13th and 15th between Carey and Arco.
Winter Storm Winter Storm
US Highway 20 closed from Arco to Carey on the 10th and 11th due to snow and wind. Reported snow amounts were 8 inches 7 miles south of Mackay, 10 inches in Arco, 7 inches in Moore, and 9 inches in Darlington.
Heavy Snow Heavy Snow
The Mackay Lost River Station COOP site recorded 14 inches of snow over two days and the Mackay School District 182 was closed due to the heavy snow and hazardous travel on the 5th.
Winter Storm Winter Storm
Butte County School District 111 was closed due to snow and high winds creating difficult travel on January 7th.
Wildfire Wildfire
A 77 acre fire began 5 miles southwest of Howe via a vehicle boat trailer dragging. It grew to 77 acres before being contained.
Events by year
| Year | Events | Tornadoes |
|---|---|---|
| 2025 | 7 | 0 |
| 2024 | 3 | 0 |
| 2023 | 5 | 0 |
| 2022 | 9 | 0 |
| 2021 | 8 | 0 |
| 2020 | 4 | 0 |
| 2019 | 5 | 0 |
| 2018 | 1 | 0 |