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 last week October can cold here in Jackson. The average low temperature is around 21°F, but it has been down into the single digits below zero.
- On October 26th, 2020 the low temperature in town was minus 9°F, which broke the record for the coldest October day ever.
- That old record was from the previous year, on October 30th, 2019 it got down to minus 6°F in town. October 2020 & 2019 hold all the daily record low temperatures in the last week of October, except for one day. By the way, the coldest Halloween on record is minus 3 degrees, on October 31st, 2019.
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Quick-Look Today
Chance Showers and Patchy Fog then Showers
HI 50°F
Mountains @10,000ft
Today & Tonight
Today:
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm between 3pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 10am. High near 50. South wind 3 to 8 mph. Chance of precipitation is 80%.
Tonight:
Showers, mainly after 3am. Low around 33. South southeast wind 3 to 7 mph. Chance of precipitation is 80%.
Sunday
TEMP @10,000ft
HI 28°F
LO 25°F
WIND SE
AVG 12 mph
GUST 16 mph
Day:
Rain, possibly mixed with snow showers, becoming all rain after noon. High near 45. Calm wind. Chance of precipitation is 100%. Little or no snow accumulation expected.
Night:
Snow showers, possibly mixed with rain. Low around 31. Calm wind becoming west southwest 5 to 8 mph in the evening. Chance of precipitation is 100%. Little or no snow accumulation expected.
More +
Monday
Chance Rain/Snow then Mostly Cloudy
TEMP @10,000ft
HI 24°F
LO 22°F
WIND NW
AVG 10 mph
GUST 23 mph
Day:
A chance of rain and snow showers before 9am, then a chance of snow showers between 9am and noon. Mostly cloudy, with a high near 44. West wind around 6 mph becoming calm in the afternoon. Chance of precipitation is 50%. Little or no snow accumulation expected.
Night:
Partly cloudy, with a low around 23. Calm wind.
More +
Tuesday
TEMP @10,000ft
HI 27°F
LO 14°F
WIND SE
AVG 5 mph
GUST 10 mph
Day:
Partly sunny, with a high near 48. Calm wind.
Night:
Partly cloudy, with a low around 25.
More +
Wednesday
Partly Sunny then Slight Chance Snow Showers
TEMP @10,000ft
HI 29°F
LO 16°F
WIND S
AVG 5 mph
GUST 10 mph
Day:
A 20 percent chance of snow showers after noon. Partly sunny, with a high near 50.
Night:
A 20 percent chance of snow showers. Mostly cloudy, with a low around 25.
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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