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Meridian, ID 83646 Weather

Today: Widespread Frost then Mostly Sunny, high 60°F, low 37°F. Hourly and 10-day forecast from the National Weather Service. Times are local (MDT).

Meridian, ID 83646 current weather

31°F

Widespread Frost

Forecast for this hour. No recent report from a nearby station.

H 60° / L 37°

  • No rain expected in the next 12 hours

No recent station report. NWS hourly forecast updated 10/28/2026, 11:29 PM PT

Hourly forecast

NWS, updated 10/28/2026, 11:29 PM PT

  1. Now31°
  2. 8 AM31°
  3. 9 AM34°
  4. 10 AM41°
  5. 11 AM48°
  6. 12 PM53°
  7. 1 PM55°
  8. 2 PM58°
  9. 3 PM60°
  10. 4 PM60°
  11. 5 PM60°
  12. 6 PM59°
  13. 7 PM53°
  14. 8 PM48°
  15. 9 PM46°
  16. 10 PM42°
  17. 11 PM41°
  18. 12 AM40°Fri
  19. 1 AM39°
  20. 2 AM39°
  21. 3 AM38°
  22. 4 AM38°
  23. 5 AM38°
  24. 6 AM38°17%
  25. 7 AM37°18%
  26. 8 AM37°21%
  27. 9 AM40°23%
  28. 10 AM46°16%
  29. 11 AM52°15%
  30. 12 PM56°15%
  31. 1 PM57°15%
  32. 2 PM59°14%
  33. 3 PM60°14%
  34. 4 PM61°15%
  35. 5 PM61°17%
  36. 6 PM60°
  37. 7 PM55°
  38. 8 PM50°
  39. 9 PM47°
  40. 10 PM44°
  41. 11 PM42°
  42. 12 AM41°Sat
  43. 1 AM40°
  44. 2 AM39°
  45. 3 AM38°
  46. 4 AM38°
  47. 5 AM37°
  48. 6 AM37°25%

10-day forecast

Tap a day for details

  • Today10/29Low 37°High 60°

    Today: Widespread frost before 10am. Mostly sunny, with a high near 60. South southeast wind around 6 mph.

    Tonight: Mostly cloudy, with a low around 37. South wind 1 to 5 mph.

    Widespread Frost then Mostly Sunny
  • Fri10/3023% chance of precipitationLow 36°High 61°

    Friday: A slight chance of rain showers. Mostly cloudy, with a high near 61. Southeast wind 1 to 5 mph. Chance of precipitation is 20%.

    Friday Night: Areas of fog after midnight. Partly cloudy, with a low around 36. East southeast wind around 3 mph.

    Slight Chance Rain Showers
  • Sat10/3182% chance of precipitationLow 37°High 58°

    Saturday: Areas of fog and a chance of rain showers. Mostly cloudy, with a high near 58. East southeast wind around 3 mph. Chance of precipitation is 30%.

    Saturday Night: Rain showers before midnight, then rain showers and patchy fog. Cloudy, with a low around 37. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Areas Of Fog
  • Sun11/153% chance of precipitationLow 30°High 54°

    Sunday: A chance of rain showers before 5pm. Partly sunny, with a high near 54. Chance of precipitation is 50%.

    Sunday Night: Mostly clear, with a low around 30.

    Chance Rain Showers
  • Mon11/2Low 31°High 56°

    Monday: Sunny, with a high near 56.

    Monday Night: Patchy fog after 2am. Partly cloudy, with a low around 31.

    Sunny
  • Tue11/3Low 31°High 58°

    Tuesday: Patchy fog before 8am. Partly sunny, with a high near 58.

    Tuesday Night: Areas of fog after 11pm. Mostly cloudy, with a low around 31.

    Patchy Fog then Partly Sunny
  • Wed11/4Low 33°High 59°

    Wednesday: Areas of fog before 9am. Mostly sunny, with a high near 59.

    Wednesday Night: Areas of fog after 11pm. Partly cloudy, with a low around 33.

    Areas Of Fog then Mostly Sunny
  • Thu11/5Model blend17% chance of precipitationLow 38°High 61°

    Thursday: Partly cloudy. High near 61°. Low that night near 38°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Fri11/6Model blend13% chance of precipitationLow 37°High 61°

    Friday: Partly cloudy. High near 61°. Low that night near 37°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

  • Sat11/7Model blend11% chance of precipitationLow 37°High 60°

    Saturday: Partly cloudy. High near 60°. Low that night near 37°.

    Computer model guidance from the NOAA National Blend of Models, not a forecast written by NWS forecasters. Expect changes this far out.

Forecast for 43.652, -116.439 from the NWS BOI office, updated 10/28/2026, 11:29 PM PT · Official forecast on weather.gov

Days 8 to 10: NOAA National Blend of Models, station KMAN (Nampa Muni, 6 mi), model run 10/29/2026, 2:00 AM MDT

From the National Weather Service; may be delayed. Not for life-safety decisions. In an emergency, call 911.

Next 6 hours

NWS hourly forecast

  1. Now31°Widespread Frost0%3 mph
  2. 8 AM31°Widespread Frost0%3 mph
  3. 9 AM34°Widespread Frost0%3 mph
  4. 10 AM41°Mostly Sunny0%3 mph
  5. 11 AM48°Mostly Sunny0%3 mph
  6. 12 PM53°Mostly Sunny0%5 mph

Hourly details

Next 7 days: temperature chart, feels like, rain and snow amounts, sky cover, wind and gustsShow

Radar and satellite

National radar

NEXRAD (up to 24 hours) and GOES

Latest

Frequently asked questions

What is the high temperature today in Meridian, ID 83646?
The National Weather Service forecast for today calls for a high near 60°F. Widespread Frost then Mostly Sunny.
Will it rain in Meridian, ID 83646 in the next 24 hours?
The NWS hourly forecast does not show any hour with a 50% or higher chance of precipitation in the next 24 hours.
What is the 10-day forecast for Meridian, ID 83646?
The first 7 days come from the National Weather Service forecast. Days 8 to 10 (Nov 5 to Nov 7) come from the NOAA National Blend of Models, with highs of 60°F to 61°F. Model guidance this far out often changes.
What time is sunrise and sunset in Meridian, ID 83646 today?
Sunrise is about 8:18 AM MDT and sunset is about 6:40 PM MDT (calculated for the center of the area, within a few minutes).
What is the normal October weather in Meridian, ID 83646?
At Nampa Sugar Factory, the 1991 to 2020 normal high in October is 67°F and the normal low is 37°F.

Nearby hazards

Idaho hazards

Severe storm and flash flood outlooks, expected rain, river flooding and wildfires near this area

  • Severe storm outlook today:No thunderstorm risk area over this locationOutlook map
  • Excessive rainfall outlook (flash flood risk):Could not check the Weather Prediction Center outlook right now.
  • River gauges within 40 miles at or above flood stage: None reported
  • Active wildfires within 50 miles: None reported

UV and air quality forecast

EPA and AirNow

AQI forecast today (Boise)
35GoodPM2.5
AQI forecast tomorrow (Boise)
GoodPM2.5

UV index guide · Air quality

Drought

By county

Ada County, week of 10/20/2026

68% of the county is in moderate drought or worse.

Sun and moon

Local time, center of the area

Sunrise
8:18 AM
Sunset
6:40 PM
Daylight
10 hr 23 min
Moon
Waning Gibbous 87% lit
First light (civil dawn)
7:48 AM
Last light (civil dusk)
7:10 PM
Moonrise
9:03 PM
Moonset
12:47 PM

Normal October weather

Climate

Normal October high 67°, low 37°, precipitation 0.80 in for the month. 1991 to 2020 normals at Nampa Sugar Factory, 8 mi away.

Other places nearby

Data sources

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About this data

Weather and emergencies: Weather, air quality and hazard information on this page is delayed and may be incomplete. It is not a substitute for official warnings. Always follow the National Weather Service, local emergency management and public safety officials. In an emergency, call 911. For evacuation orders, use your local official alert system.

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