This forecast displays data for
both the
Jackson Hole Valley & the Teton Mountains. The
NWS National Blended Model (NBM) is utilized as the base,
MountainWeather™ then adds value to this by infusing over 30-years of local forecasting experience.
Jackson Hole Weather News
Some Jackson Hole weather history, records, and interesting weather facts…
- The Autumnal Equinox will occur in Jackson on Tuesday, September 22nd, 2026 at 6:05 pm MDT.
- This is when the Sun will be directly over the Equator, & Earth’s Axis is perpendicular to the Sun’s rays.
- Day and night are almost equal around the Equinox, for Jackson Hole, on September 25th, there will be exactly 12 hours between sunrise & sunset.
- The Sun will also be rising almost due East and setting almost due West this week
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Today & Tonight
Today:
Sunny, with a high near 74. Light and variable wind becoming southwest 8 to 13 mph in the afternoon.
Tonight:
Partly cloudy, with a low around 39. Southwest wind 6 to 11 mph becoming light south after midnight.
Saturday
TEMP @10,000ft
HI 46°F
LO 31°F
WIND SW
AVG 10 mph
GUST 15 mph
Day:
Mostly sunny, with a high near 67. Light south wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph.
Night:
Mostly cloudy, with a low around 41. West southwest wind 5 to 8 mph becoming calm in the evening.
More +
Sunday
TEMP @10,000ft
HI 49°F
LO 32°F
WIND S
AVG 10 mph
GUST 15 mph
Day:
Partly sunny, with a high near 70. Light and variable wind becoming southwest 8 to 13 mph in the afternoon.
Night:
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 40. Southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 80%.
More +
Monday
TEMP @10,000ft
HI 42°F
LO 32°F
WIND SW
AVG 6 mph
GUST 15 mph
Day:
Showers likely, with thunderstorms also possible after noon. Partly sunny, with a high near 63. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 70%.
Night:
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 33.
More +
Tuesday
TEMP @10,000ft
HI 43°F
LO 25°F
WIND S
AVG 5 mph
GUST 12 mph
Day:
Sunny, with a high near 63.
Night:
Mostly clear, with a low around 31.
More +
5-Day Forecast Graphs
See Chart Description
See Chart Description
See Chart Description
Temperature Graph Description
This graph shows the temperature trend over the next 5 days (in degrees F.) Red Line is for Valley Temps, with daily highs plotted for each day on graph for a quicker read. Blue Line is for Mountain Temps at the 10,000-ft. elevation. Dashed line indicates the freezing point, 32F (0C).
Note: Hover over graph for more details.
This graph shows expected Wind Speeds (in mph) & Direction over the next 5 days, at around the 10,000-ft. elevation in the mountains. The lower Light Green Line represents Average Wind Speeds for the day. The upper Dark Green Line represents the maximum wind gust speeds expected. Average overall Wind Direction is labelled with an abbreviation, such as: W= West, SW= Southwest, NNW= North-Northwest, etc. This indicate the direction from which the wind is coming.
Thunderstorm Graph Description
This graph shows the probability of Thunderstorms around the Jackson Hole area & the Teton Mountains.
This graph represents the likelihood of Thunderstorms & dangerous Lightning occurring in the area, for both DAY & NITE. The bar scale represents LOW, MEDIUM or HIGH probability of Thunderstorms. DAY generally covers the time period between 6:00 AM & 6:00 PM. NITE is between 6:00 PM and 6:00 AM the following morning.
Snow Precipitation Graph Description
This graph shows the average expected snowfall amounts for the next 5 days in inches, broken down by DAY & NITE to give an idea of when the snow will be falling. Gray bars are for valley snowfall, Blue bars are for mountain snowfall at around the 9,000-ft. elevation in the Tetons. Number plotted is for a quicker read on mountain snow amounts.
Note: Snowfall amounts can vary widely from one location to another. In general, the Town of Jackson will get less snow than locations along the base of the mountains (Wilson, Teton Village & Moose). As you go further north into Grand Teton National Park (Moran, Colter Bay & South Gate of Yellowstone), expect much more snow than what is forecasted here. Mountain snowfall will vary widely by elevation & location, depending on favored flow directions & wind redistribution.
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JH Almanac Info
NWS Forecasts & Reports
Jackson Hole WAM
Weather Access Map for JH
How to Use this Map
- This map can be used to access Current Weather conditions AND Point Forecasts for each specific location.
- Current Weather observations are in 2 formats. …NWS & MesoWest.
- NWS Point Forecasts have 3 formats to choose from.
- Chose the NWS Graph button for the most detailed forecast info: hour by hour temps, winds, windchill, cloud cover, precip & snowfall amounts, and lightning activity forecasts.
- Use the Magnifying Glass icon to get a forecast for any location. It will stay in the center of the map as you move the map around. Zoom-in for a more precise location.
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