National Weather Service United States Department of Commerce

Oppressive heat and humidity building into the central and southeast U.S.

A heat wave is building into parts of the central and southeast U.S. this week. The combination of heat and humidity will lead to dangerous heat indices, especially in parts of the central Mississippi River Valley where an Excessive Heat Warning is in effect. Heat Advisories are in effect elsewhere across the region. Relief is not expected for several days.
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Current Conditions

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11 Miles NNW Mackay ID

7 Day Forecast

For More Weather Information:

Pocatello, ID Local Forecast Office

Overnight

Scattered Thunderstorms Chance for Measurable Precipitation 50%

Scattered
Thunderstorms

Low: 43 °F

Thursday

Chance Thunderstorms Chance for Measurable Precipitation 50%

Chance
Thunderstorms

High: 54 °F

Thursday
Night

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 38 °F

Friday

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

High: 51 °F

Friday
Night

Rain/Snow Likely Chance for Measurable Precipitation 60%

Rain/Snow
Likely

Low: 36 °F

Saturday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 46 °F

Saturday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 35 °F

Sunday

Chance Rain/Snow

Chance
Rain/Snow

High: 49 °F

Sunday
Night

Chance Rain/Snow

Chance
Rain/Snow

Low: 37 °F

Detailed Forecast

  • Overnight Scattered showers and thunderstorms. Mostly cloudy, with a low around 43. West wind 5 to 7 mph. Chance of precipitation is 50%.
  • Thursday A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 54. West wind 5 to 9 mph becoming light.
  • Thursday Night A chance of rain showers before midnight, then a chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 38. West southwest wind around 8 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
  • Friday A chance of snow showers before noon, then rain and snow showers likely. Some thunder is also possible. Mostly cloudy, with a high near 51. South wind 6 to 11 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
  • Friday Night Rain and snow showers likely before midnight, then a chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 36. West southwest wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
  • Saturday A 50 percent chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 46. Little or no snow accumulation expected.
  • Saturday Night A 40 percent chance of snow showers. Some thunder is also possible. Mostly cloudy, with a low around 35. Little or no snow accumulation expected.
  • Sunday A chance of rain and snow showers. Some thunder is also possible. Partly sunny, with a high near 49.
  • Sunday Night A chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 37.
  • Monday A chance of snow showers. Some thunder is also possible. Partly sunny, with a high near 48.
  • Monday Night A chance of rain and snow showers. Some thunder is also possible. Mostly cloudy, with a low around 36.
  • Tuesday A chance of showers and thunderstorms. Partly sunny, with a high near 53.
  • Tuesday Night A chance of showers and thunderstorms. Mostly cloudy, with a low around 40.
  • Wednesday A slight chance of showers and thunderstorms. Partly sunny, with a high near 54.