Sierra Madre Range County, Wyoming
Tornadoes, hail, floods and severe storms recorded here between 2009 and 2026, from NOAA's Storm Events Database. Search an address to see which tornadoes came closest to it.
0
Tornado reports
0
Hail reports
0
Floods since 1996
710
All events
3
Deaths
$0
Property damage
Year by year
All storm eventsTornadoes
NOAA's storm database records tornadoes back to 1950 and hail and thunderstorm wind back to 1955, but floods only from 1996 on. Older floods are missing here. For those, the U.S. Geological Survey's stream gauge records and flood reports are the place to look.
Most significant events
The strongest tornadoes, deadliest events and biggest damage here, up to 50.
Two snowmobilers west of Battle Pass triggered and were caught in a 2-8 feet deep avalanche the day after heavy snow fell in the area. Strong winds around 50 mph were reported nearby. One fatality was reported.
Avalanche occurred in the Sierra Madres within the Encampment River Wilderness where a snowmobiler was caught, buried, and killed. The avalanche was triggered by the snowmobiler attempting to climb a steep slope within forested terrain in the vicinity of Green Mountain and the So…
Heavy snow accumulations were estimated by several area sensors including the Blackhall Mountain with 16.5 inches of snowfall and the Webber Springs with 12.0 inches. A huntsman went missing during the snowstorm prompting area search and rescue, cadaver dogs and civil air patrols…
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Little Snake SNOTEL (LITW4) with 14.6 inches. Several other SNOTELs reported heavy snow accumulations above 10 inches.
Winter Weather Winter Weather
Peak snowfall reported in the Sierra Madres came from the Old Battle SNOTEL (OLDW4) with 9.1 inches. Several other SNOTELs reported snow accumulations above 6 inches.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Old Battle SNOTEL (OLDW4) with 18.5 inches. Several other SNOTELs reported heavy snow accumulations above 10 inches.
Winter Weather Winter Weather
SNOTEL at Divide Peak reported a total snow accumulation of 6.7 inches.
Heavy Snow Heavy Snow
The Whiskey Park SNOTEL site recorded approximately 18.8 inches of snow over the duration of the event. Many other SNOTEL sites were in the 12 to 16 inch range.
Heavy Snow Heavy Snow
The Webber Springs SNOTEL (WBSW4) reported 13 inches of snow through the duration of this event. This was the only site to hit Winter Storm Warning criteria.
Heavy Snow Heavy Snow
The SNOTEL site at Old Battle (OLDW4) received 18.4 inches of snow throughout the duration of the event. Multiple other sites in the Sierra Madre Range also hit criteria.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Old Battle SNOTEL (OLDW4) with 15.6 inches. Several other SNOTELs reported snow accumulations above 6 inches.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Little Snake River SNOTEL (LITW4) with 21.8 inches. Several other SNOTELs reported heavy snow accumulations above 12 inches.
Heavy Snow Heavy Snow
SNOTEL observation sites across the Sierra Madre Range reported total snow accumulations between 18 to 27 inches. Highest accumulation was at Old Battle SNOTEL which reported 26.7 inches.
Winter Weather Winter Weather
Seven inches of snow reported at the Whiskey Park SNOTEL site. A few other SNOTEL's were slightly over a storm total of six inches.
Heavy Snow Heavy Snow
Highest total snowfall was 57.8 inches at Old Battle SNOTEL near Encampment. All SNOTELS in the zone reported between 15 inches and 58 inches of snow.
Winter Storm Winter Storm
The Whiskey Park SNOTEL in the Sierra Madre Range received 10.3 inches of snow over 24 hours as of 7:30pm on November 17th.
Winter Weather Winter Weather
Multiple SNOTEL sites within the Sierra Madre Range recorded snow amounts over 6 inches over roughly a 24 hour period.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Blackhall Mountain SNOTEL with 21.6 inches. Several other SNOTELs reported heavy snow accumulations above 12 inches.
Winter Weather Winter Weather
Several SNOTEL sites in the Sierra Madre Range reported between 6 to 9 inches of snow.
Winter Storm Winter Storm
The highest snowfall total was 12.4 inches of wet snow at Little Snake River.
Heavy Snow Heavy Snow
Heavy mountain snow was observed in the Sierra Madre Range with 10 to 20 inches reported. Highest snowfall amount was nearly 19 inches at the Old Battle SNOTEL site.
Winter Weather Winter Weather
Three to nine inches of snow reported by the Sierra Madre Range SNOTEL sites. Highest snowfall amount was 9 inches.
Heavy Snow Heavy Snow
SNOTEL sites over the Sierra Madre Range reported between 12 to 18 inches of snow. Maximum was 24.3 inches of snow at Old Battle.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Little Snake River SNOTEL (LITW4) with 34.1 inches. Most other SNOTELs were between 12 to 20 inches.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Little Snake River SNOTEL (LITW4) with 34.1 inches. Most other SNOTELs were between 18 to 30 inches.
Winter Weather Winter Weather
Peak snowfall reported in the Sierra Madres came from the Divide Peak SNOTEL (DVDW4) with 9.8 inches. Most other SNOTELs were between 5 to 8 inches.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Blackhall Mountain SNOTEL (BLHW4) with 12.9 inches. Most other SNOTELs were around the 9 to 11 inch mark.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Divide Peak SNOTEL (DVDW4) with 17.9 inches. Several other SNOTELs reported heavy snow accumulations above 15 inches.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Old Battle SNOTEL (OLDW4) with 18.8 inches. Several other SNOTELs reported heavy snow accumulations above 12 inches.
Heavy Snow Heavy Snow
Peak snowfall reported in the Sierra Madres came from the Old Battle SNOTEL (OLDW4) with 18.9 inches. Little Snake SNOTEL (LITW4) also reported 17.1 inches with several other SNOTELs reporting heavy snow accumulations above 12 inches.
Heavy Snow Heavy Snow
SNOTEL site Blackhall Mountain (BLHW4), located 8 miles southwest of Skyline, Wyoming was the first SNOTEL to reach 12 inches from this event. It ended up with an estimated 27.1 inches snowfall from this event. Other notable accumulations reported was 25.6 inches at Old Battled S…
Heavy Snow Heavy Snow
Old Battle SNOTEL (elevation 9860 feet) estimated 22 inches of snowfall with 1.6 inches of snow water equivalent. Nearby SNOTELs in the Sierra Madre Range estimated 13 to 18 inches of snowfall.
Winter Weather Winter Weather
Blackhall Mountain SNOTEL (Elevation 9838 feet) estimated 11.4 inches of snow accumulation with 1.2 inches of snow water equivalent.
Heavy Snow Heavy Snow
Old Battle SNOTEL (OLDW4) located 10 miles west southwest of Encampment first reported snow in excess of 12 inches. Blackhall Mountain, Little Snake River, Webber Springs and Divide Peak SNOTELS also reported snow over 12 inches through the event. Peak snow amount reported was 14…
Winter Weather Winter Weather
Total 3-day snowfall accumulations of 12 to 24 inches were observed above 7500 feet elevation in the Sierra Madre Range. A maximum estimated total of 20.9 inches was recorded at the Divide Peak SNOTEL (20 miles WNW of Encampment) at an elevation of 8730 feet.
Heavy Snow Heavy Snow
Blackhall Mountain SNOTEL (elevation 9838 feet) in the Sierra Madres Range estimated 15.5 inches of snowfall with 1.0 inches of snow water equivalent and average snow-to-liquid ratio of 15.5. Nearby SNOTELs estimated 10 to 15 inches.
Winter Weather Winter Weather
Blackhall Mountain SNOTEL (elevation 9820 feet) in the Sierra Madre Range estimated 9.6 inches of snowfall.
Heavy Snow Heavy Snow
Old Battle SNOTEL (elevation 10000 feet) in the Sierra Madre Range estimated 19.2 inches of snowfall. Nearby SNOTEL sites above 9000 feet elevation reported around one 1 foot of snow accumulation.
Heavy Snow Heavy Snow
Numerous SNOTEL sites in the Sierra Madre Range estimated snowfall totals around 1 to 2 feet. Old Battle SNOTEL site estimated 28.5 inches of snowfall with 1.9 inches of snow water equivalent.
Heavy Snow Heavy Snow
Little Snake River SNOTEL (elevation 8928 feet) in the Sierra Madre Range estimated 24 inches of snowfall. Additional SNOTEL sites in the area estimated 1 to 2 feet of snow accumulation.
Heavy Snow Heavy Snow
SNOTEL site Divide Peak in the Sierra Madre Range estimated storm total snow at 16.5 inches. Sandstone and Little Snake SNOTELs also estimated storm total snow amounts over 12 inches during this time.
Heavy Snow Heavy Snow
Old Battle SNOTEL located 10 miles west southwest of Encampment estimated total snow accumulation of 30 inches.
Heavy Snow Heavy Snow
Whiskey Park SNOTEL in the Sierra Madre Range (41.01N/-106.92) estimated a maximum snow depth of 38 inches for this event. Numerous SNOTELs estimated 2 to 3 feet of snowfall.
Winter Storm Winter Storm
Multiple SNOTEL observations suggest widespread snowfall totals of 12 to 24 inches across the Sierra Madre Range. A maximum estimated snowfall total of 38 inches was recorded at the Little Snake River SNOTEL site, 12 miles SW of Encampment at an elevation of 8928 feet.
Winter Weather Winter Weather
Multiple SNOTEL observations suggest 6 to 10 inches of snow fell across the Sierra Madre range.
Winter Storm Winter Storm
Multiple SNOTEL sites suggest a total of 3 to 5 feet of snow fell in the Sierra Madre Range in the 3-day period from 12/1 to 12/4. A maximum estimated total of 54.8 inches was recorded at Little Snake River (LITW4), 12 miles SW of Encampment at an elevation of 8928 feet.
Winter Storm Winter Storm
Multiple SNOTEL observations in the Sierra Madre Range recorded estimated snowfall totals of 12+ inches. A maximum total of 16.8 inches was observed at the Blackhall Mountain SNOTEL (8 miles SW of Skyline) at an elevation of 9838 feet.
Winter Weather Winter Weather
Multiple SNOTEL sites in the Sierra Madre Range reported 48-hour liquid precipitation totals of 0.3 to 0.6 inch. Snow-to-Liquid ratios were estimated at approximately 10 to 1. Maximum snowfall totals were estimated near 6 inches over the highest peaks.
Winter Storm Winter Storm
An estimated 9 to 15 inches of snow fell over the Sierra Madre Range per various SNOTEL observations. The highest amount of 15 inches was recorded at Whiskey Peak (WPKW4), 3 WSW of Hog Park Reservoir, at an elevation of 8950 feet.
Heavy Snow Heavy Snow
Old Battle (2 miles east of Battle Lake) and Little Snake River (4 miles northwest of Hog Park Reservoir) SNOTELS reported heavy snow. Peak snow estimated was 20 inches at the Little Snake River SNOTEL.
Events by year, as a table
| Year | Events | Tornadoes |
|---|---|---|
| 2026 | 9 | 0 |
| 2025 | 17 | 0 |
| 2024 | 16 | 0 |
| 2023 | 15 | 0 |
| 2022 | 21 | 0 |
| 2021 | 17 | 0 |
| 2020 | 10 | 0 |
| 2019 | 15 | 0 |
| 2018 | 47 | 0 |
| 2017 | 78 | 0 |
| 2016 | 97 | 0 |
| 2015 | 33 | 0 |
| 2014 | 99 | 0 |
| 2013 | 88 | 0 |
| 2012 | 62 | 0 |
| 2011 | 23 | 0 |
| 2010 | 59 | 0 |
| 2009 | 4 | 0 |
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