Longmont, CO weather radar & alerts

BOULDER COUNTY · 40.17°N 105.10°W · UPDATED 3:35 PM MST

60°16° Clear Feels like 60°16°
H 63°17° · L 34°1°

WindCalm

Humidity30%

Rain0%

Air quality50 Good

Pressure29.84 in101.1 kPa

Sunset4:45 PM

Now 60°16°

5PM 57°14°

6PM 52°11°

7PM 48°9°

8PM 46°8°

9PM 45°7°

Longmont radar

Open full radar

Past 60 min

7-day forecast for Longmont

Today Mostly sunny 63°17° 34°1° No rain

Sat Areas of fog then chance rain showers 52°11° 36°2° 43% rain

Sun Patchy fog then mostly sunny 57°14° 30°-1° 1% rain

Mon Sunny 61°16° 34°1° No rain

Tue Mostly sunny 61°16° 36°2° 8% rain

Wed Mostly sunny 55°13° 28°-2° 13% rain

Thu Mostly sunny then slight chance rain showers 54°12° 30°-1° 34% rain

Detailed forecast

Forecast text by the National Weather Service

Today: Mostly sunny. High near 63, with temperatures falling to around 57 in the afternoon. Northeast wind around 3 mph.
Tonight: Areas of fog after 11pm. Mostly cloudy, with a low around 34. North northwest wind around 5 mph.
Saturday: Areas of fog before 10am, then a chance of rain showers. Mostly cloudy. High near 52, with temperatures falling to around 50 in the afternoon. Northeast wind around 3 mph. Chance of precipitation is 40%.
Saturday night: A chance of rain showers before 11pm, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 36. Northwest wind around 3 mph. Chance of precipitation is 40%.
Sunday: Patchy fog before 10am. Mostly sunny, with a high near 57. South southeast wind around 3 mph.
Sunday night: Mostly clear, with a low around 31.
Monday: Sunny, with a high near 61.
Monday night: Partly cloudy, with a low around 33.
Tuesday: Mostly sunny, with a high near 61.
Tuesday night: Partly cloudy, with a low around 35.
Wednesday: Mostly sunny, with a high near 56.
Wednesday night: Partly cloudy, with a low around 29.
Thursday: A slight chance of rain showers after 5pm. Mostly sunny, with a high near 53.
Thursday night: A slight chance of rain showers before 8pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 30.

Detailed forecast

Forecast text by the National Weather Service

Today: Mostly sunny. High near 17, with temperatures falling to around 14 in the afternoon. Northeast wind around 6 km/h.
Tonight: Areas of fog after 11pm. Mostly cloudy, with a low around 1. North northwest wind around 7 km/h.
Saturday: Areas of fog before 10am, then a chance of rain showers. Mostly cloudy. High near 11, with temperatures falling to around 10 in the afternoon. Northeast wind around 6 km/h. Chance of precipitation is 40%.
Saturday night: A chance of rain showers before 11pm, then patchy fog and a slight chance of rain showers. Mostly cloudy, with a low around 2. Northwest wind around 6 km/h. Chance of precipitation is 40%.
Sunday: Patchy fog before 10am. Mostly sunny, with a high near 14. South southeast wind around 6 km/h.
Sunday night: Mostly clear, with a low around -1.
Monday: Sunny, with a high near 16.
Monday night: Partly cloudy, with a low around 1.
Tuesday: Mostly sunny, with a high near 16.
Tuesday night: Partly cloudy, with a low around 2.
Wednesday: Mostly sunny, with a high near 13.
Wednesday night: Partly cloudy, with a low around -2.
Thursday: A slight chance of rain showers after 5pm. Mostly sunny, with a high near 12.
Thursday night: A slight chance of rain showers before 8pm, then a chance of rain and snow showers. Mostly cloudy, with a low around -1.

Tropics near Longmont

No active tropical storms or hurricanes.

Hurricane tracker Earthquakes within 250 mi400 km 3.4 8 km SSE of Stonewall Gap, CO5 days ago · depth 3 mi5 km 1 quake above M3.0 near Longmont in the last 7 days. Fire detections within 250 mi400 km 66 satellite detections Nearest 20 mi33 km E, near Aristocrat Ranchettes, CO · 14 h ago Fire map

News radio for Longmont

All stations

KCFR 90.1 Colorado Public Radio - News - Denver, CO MP3 Public radio · MP3 64k This station plays in the app

KBUT 90.3 Crested Butte, CO Public radio · MP3 64k This station plays in the app

KGNU News · AAC 96k This station plays in the app

Radio Remix News / Talk · AAC 96k This station plays in the app

KOA 850 AM & 94.1 FM News · AAC 24k This station plays in the app

KUNC News · MP3 102k This station plays in the app

1360 KHNC Renegade Radio, Johnstown, Colorado News / Talk · MP3 64k This station plays in the app

NPR 24 Hour Program Stream Public radio · MP3 96k This station plays in the app

8 more stations in the app

About Longmont weather today

Longmont is clear at 60°F with calm winds. No weather alerts are in effect right now. Rain chances reach 43% tomorrow. Highs this week range from 52°F to 63°F. Warnings for Longmont are issued by the National Weather Service.

Longmont is clear at 16°C with calm winds. No weather alerts are in effect right now. Rain chances reach 43% tomorrow. Highs this week range from 11°C to 17°C. Warnings for Longmont are issued by the National Weather Service.

Frequently asked

Is there a weather alert in Longmont right now?

No. There are no active weather alerts for Longmont right now. This list updates every minute from the National Weather Service.

Will it rain in Longmont this week?

The highest chance of rain in the next seven days is 43% on tomorrow.

Is a hurricane heading toward Longmont?

No. The National Hurricane Center is not tracking any tropical storm or hurricane right now.

Longmont at a glance

County: Boulder
NWS office: Denver/Boulder
Time zone: Mountain (MST)
Sunrise / sunset: 6:43 AM / 4:45 PM

Weather radar near Longmont

Thornton Westminster Arvada Greeley Fort Collins Denver Lakewood Aurora

All Colorado cities

Get Longmont alerts on your phone Free push alerts the moment the National Weather Service issues a warning.