Idaho · NWS BOI office

Boise, ID weather

It is 38°F and partly cloudy at Boise Air Terminal as of Oct 28, 2:53 AM MDT. Overnight: Mostly Clear, low near 36°F, 1% chance of precipitation. Forecast from the National Weather Service, issued Oct 28, 12:30 AM MDT.

Updated Oct 28, 3:14 AM MDT (snapshot)

Current conditions

Temperature

38°F

Partly Cloudy · feels like 33°F

Wind

ESE 7 mph

Humidity 82% · dew point 33°F

Pressure · visibility

30.04 inHg

Visibility 10 mi

Observed at Boise Air Terminal (KBOI), Oct 28, 2:53 AM MDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Boise forecast zone right now.

Around the NWS BOI forecast area

No active alerts in zones served by the BOI office near Boise.

From the alert snapshot of Oct 28, 2026, 5:12 AM EDT. No alerts are active anywhere in Idaho.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Boise (local time)
TimeTempForecastPrecip. chanceWind
Wed 5 AM36°FMostly Clear0%ESE 3 mph
Wed 6 AM36°FSunny0%ESE 3 mph
Wed 7 AM36°FMostly Sunny0%ESE 3 mph
Wed 8 AM36°FMostly Sunny0%ESE 3 mph
Wed 9 AM36°FMostly Sunny0%ESE 5 mph
Wed 10 AM41°FMostly Sunny0%ESE 5 mph
Wed 11 AM46°FMostly Sunny0%SE 5 mph
Wed 12 PM49°FMostly Sunny0%SE 5 mph
Wed 1 PM52°FSunny0%SE 5 mph
Wed 2 PM55°FSunny0%SSE 5 mph
Wed 3 PM56°FSunny0%SSE 5 mph
Wed 4 PM56°FSunny0%SSE 3 mph
Wed 5 PM56°FSunny0%ESE 3 mph
Wed 6 PM53°FClear0%E 3 mph
Wed 7 PM51°FMostly Clear0%ENE 2 mph
Wed 8 PM48°FMostly Clear1%E 2 mph
Wed 9 PM43°FMostly Clear1%E 3 mph
Wed 10 PM41°FClear1%ESE 2 mph
Wed 11 PM40°FMostly Clear1%ESE 3 mph
Thu 12 AM39°FClear1%ESE 3 mph
Thu 1 AM39°FClear1%ESE 3 mph
Thu 2 AM38°FPatchy Frost1%E 3 mph
Thu 3 AM38°FAreas Of Frost1%ESE 3 mph
Thu 4 AM37°FAreas Of Frost0%ESE 3 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Boise can differ.

7-day forecast

Overnight

Low 36°F

Mostly clear, with a low around 36. Southeast wind around 3 mph.

Wednesday

High 56°F·Low 32°F

Sunny, with a high near 56. Southeast wind around 5 mph.

Wednesday Night: Areas of frost after 2am. Mostly clear, with a low around 32. East southeast wind around 3 mph.

Thursday

High 60°F·Low 40°F

Widespread frost before 10am. Mostly sunny, with a high near 60. Southeast wind around 6 mph.

Thursday Night: Mostly cloudy, with a low around 40. Southeast wind around 2 mph.

Friday

High 60°F·Low 38°F

Mostly cloudy, with a high near 60.

Friday Night: Partly cloudy, with a low around 38.

Saturday

High 58°F·Low 39°F

A chance of rain showers. Mostly cloudy, with a high near 58. Chance of precipitation is 40%.

Saturday Night: Rain showers likely before 4am, then rain showers likely and patchy fog. Mostly cloudy, with a low around 39. Chance of precipitation is 70%.

Sunday

High 54°F·Low 33°F

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 33.

Monday

High 55°F·Low 35°F

Mostly sunny, with a high near 55.

Monday Night: Partly cloudy, with a low around 35.

Tuesday

High 58°F

Partly sunny, with a high near 58.

Nearby cities

Other cities in Ada County

See every city we cover in Idaho, or check all active alerts.

About this forecast

Forecast office
Boise is served by the National Weather Service BOI forecast office, forecast zone IDZ014, county zone IDC001.
Location used
The Census Bureau's internal point for Boise (43.5993, -116.2298), in Ada County. Population: 237,963 (2024 estimate), number 1 of the 15 Idaho cities on this site.
NWS place name
The National Weather Service lists this forecast point as near Boise City, ID.
Radar
Nearest NWS radar: KCBX. View it on radar.weather.gov.

On Amazon

Weather-ready picks

As an Amazon Associate I earn from qualifying purchases.

Home & kitchen LEVOIT Air Purifier An air purifier for smoky or high-pollen days indoors. View on Amazon → Men’s fashion Hanes Fleece Hooded Sweatshirt A warm hoodie for chilly mornings. View on Amazon → Fitness & outdoors Stanley Quencher H2.0 Tumbler A big tumbler for long commutes and outdoor days. View on Amazon → Fitness & outdoors LifeStraw Personal Water Filter A personal water filter worth adding to an emergency kit. View on Amazon →

Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/43.5993,-116.2298 (forecast issued Oct 28, 12:30 AM MDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

More Idaho cities