Colorado · NWS BOU office

Northglenn, CO weather

It is 46°F and clear at Broomfield / Jeffco as of Oct 27, 11:35 PM MDT. Overnight: Mostly Clear, low near 41°F. Forecast from the National Weather Service, issued Oct 27, 12:46 PM MDT.

Updated Oct 28, 12:25 AM MDT (snapshot)

Current conditions

Temperature

46°F

Clear

Wind

Calm

Humidity 61% · dew point 34°F

Pressure · visibility

29.98 inHg

Visibility 10 mi

Observed at Broomfield / Jeffco (KBJC), Oct 27, 11:35 PM MDT. Station readings can lag or be missing.

Alerts for this area

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

Around the NWS BOU forecast area

No active alerts in zones served by the BOU office near Northglenn.

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. Colorado has 3 active alerts: see them all.

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 Northglenn (local time)
TimeTempForecastPrecip. chanceWind
Wed 12 AM42°FMostly Clear0%W 3 mph
Wed 1 AM44°FClear0%W 2 mph
Wed 2 AM44°FClear0%W 3 mph
Wed 3 AM41°FMostly Clear0%WSW 3 mph
Wed 4 AM41°FMostly Clear0%WSW 3 mph
Wed 5 AM41°FMostly Clear0%SW 5 mph
Wed 6 AM41°FPatchy Fog0%SW 5 mph
Wed 7 AM41°FPatchy Fog0%SW 5 mph
Wed 8 AM41°FMostly Cloudy0%SW 5 mph
Wed 9 AM45°FMostly Cloudy0%SW 6 mph
Wed 10 AM51°FPartly Sunny0%SSW 3 mph
Wed 11 AM57°FPartly Sunny0%S 3 mph
Wed 12 PM62°FPartly Sunny0%SE 3 mph
Wed 1 PM65°FMostly Sunny0%SE 5 mph
Wed 2 PM66°FMostly Sunny0%SE 6 mph
Wed 3 PM67°FSunny0%ESE 7 mph
Wed 4 PM68°FSunny0%ESE 7 mph
Wed 5 PM65°FSunny0%E 7 mph
Wed 6 PM62°FPartly Cloudy0%E 7 mph
Wed 7 PM59°FPartly Cloudy0%E 6 mph
Wed 8 PM54°FPartly Cloudy0%NNE 3 mph
Wed 9 PM52°FPartly Cloudy0%NW 3 mph
Wed 10 PM50°FPartly Cloudy0%WNW 3 mph
Wed 11 PM49°FPartly Cloudy0%W 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 Northglenn can differ.

7-day forecast

Overnight

Low 41°F

Mostly clear, with a low around 41. West southwest wind around 5 mph.

Wednesday

High 68°F·Low 39°F

Patchy fog before 8am. Mostly sunny. High near 68, with temperatures falling to around 65 in the afternoon. South southeast wind 3 to 7 mph, with gusts as high as 18 mph.

Wednesday Night: Partly cloudy. Low around 39, with temperatures rising to around 41 overnight. West wind 2 to 7 mph, with gusts as high as 17 mph.

Thursday

High 64°F·Low 42°F

Mostly sunny, with a high near 64. Southeast wind around 5 mph.

Thursday Night: Partly cloudy, with a low around 42. Northwest wind around 3 mph.

Friday

High 61°F·Low 44°F

Partly sunny, with a high near 61.

Friday Night: Mostly cloudy, with a low around 44.

Saturday

High 62°F·Low 44°F

Mostly sunny, with a high near 62.

Saturday Night: Mostly cloudy, with a low around 44.

Sunday

High 58°F·Low 44°F

A chance of rain showers after 5pm. Mostly cloudy, with a high near 58.

Sunday Night: Rain showers likely. Mostly cloudy, with a low around 44.

Monday

High 52°F·Low 39°F

Rain showers likely. Mostly cloudy, with a high near 52.

Monday Night: A chance of rain showers before 2am, then a chance of rain and snow showers. Mostly cloudy, with a low around 39.

Tuesday

High 52°F

A slight chance of rain and snow showers. Partly sunny, with a high near 52.

Nearby cities

Larger cities in the area

Other cities in Adams County

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

About this forecast

Forecast office
Northglenn is served by the National Weather Service BOU forecast office, forecast zone COZ040, county zone COC001.
Location used
The Census Bureau's internal point for Northglenn (39.9116, -104.9821), in Adams County. Population: 38,287 (2024 estimate), number 24 of the 33 Colorado cities on this site.
Radar
Nearest NWS radar: KFTG. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/39.9116,-104.9821 (forecast issued Oct 27, 12:46 PM 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.

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