Idaho Falls weather
Loading live data…Latest for Idaho Falls: NWS (National Blend (NBM)): 74° Clear · American (NOAA GFS): 79° Clear · European (ECMWF): 78° Clear.
The weather map: all three models at once
NWS, American, European side by side around Idaho Falls and nearby towns.Live rain radar →Next 14 hours
consensus of the three models7-day forecast
where the models agree, and where they splitIdaho Falls is a town of about 59,000 people in ID, sitting at 43.5°N in a temperate climate zone. NWS, American, European each forecast Idaho Falls with their own physics, so we line all three up and flag where they disagree. Nearby towns include Ammon, Blackfoot, Rexburg.
Which forecast is most accurate in the US?
CheckWeather Score — graded against the weather that actually happened
The CheckWeather Score blends temperature, wind and rain accuracy — each measured against ERA5 (the recorded weather) over the last 30 days across 40 cities. Lower error means a higher score. The apps you know (AccuWeather, Apple Weather, The Weather Channel) are built on these models.
Common questions
What's the weather in Idaho Falls today?
Will it rain in Idaho Falls today or tomorrow?
Which forecast is most accurate for Idaho Falls?
The forecasts Americans check
The two biggest apps keep their model a secret, so we can't show their numbers, only link you to them. The National Weather Service is public, so its data sits right in the comparison above.