Louisville, CO 80027 Weather

Boulder County9:22 AM MDT39.98°N, 105.15°W

Current conditions

Mostly Cloudy
56°
Mostly Cloudy
Feels like 56°
High 72°·Low 54°
WindW 2 mph
Humidity61%
Dew point43°
Visibility10 mi
Cloud cover86%
UV index1 Low
Sunrise7:19 AM
Sunset6:12 PM

Forecast for this hour (no station report in the last two hours)

Forecast

10-day
  • Today

    A chance of rain showers after noon. Mostly cloudy. High near 72, with temperatures falling to around 70 in the afternoon. South wind 1 to 5 mph. Chance of precipitation is 30%.

  • Tonight

    A chance of rain showers before 3am. Mostly cloudy. Low around 54, with temperatures rising to around 56 overnight. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

  • Friday

    Mostly sunny. High near 78, with temperatures falling to around 74 in the afternoon. South southwest wind 5 to 10 mph, with gusts as high as 16 mph.

National Weather Service forecast updated 6 hrs ago.

  1. Now Mostly Cloudy 56°
  2. 10 AM Mostly Cloudy 60°
  3. 11 AM Mostly Cloudy 63°
  4. 12 PM Slight Chance Rain Showers 66°16%
  5. 1 PM Slight Chance Rain Showers 68°16%
  6. 2 PM Slight Chance Rain Showers 69°16%
  7. 3 PM Chance Rain Showers 70°25%
  8. 4 PM Chance Rain Showers 71°25%
  9. 5 PM Chance Rain Showers 70°25%
  10. 6 PM Chance Rain Showers 69°26%
  11. 7 PM Chance Rain Showers 66°26%
  12. 8 PM Chance Rain Showers 64°26%
  13. 9 PM Slight Chance Rain Showers 63°18%
  14. 10 PM Slight Chance Rain Showers 61°18%
  15. 11 PM Slight Chance Rain Showers 60°18%
  16. Fri12 AM Slight Chance Rain Showers 60°19%
  17. 1 AM Slight Chance Rain Showers 59°19%
  18. 2 AM Slight Chance Rain Showers 59°19%
  19. 3 AM Cloudy 58°12%
  20. 4 AM Mostly Cloudy 56°12%
  21. 5 AM Mostly Cloudy 56°12%
  22. 6 AM Mostly Cloudy 56°
  23. 7 AM Partly Sunny 54°
  24. 8 AM Partly Sunny 56°

10-day forecast

Details
  1. TodayOct 22 Mostly Cloudy then Chance Rain Showers Mostly Cloudy then Chance Rain Showers26%54°72°
  2. FriOct 23 Mostly Sunny Mostly Sunny48°78°
  3. SatOct 24 Slight Chance Rain Showers Slight Chance Rain Showers64%39°55°
  4. SunOct 25 Chance Rain Showers Chance Rain Showers57%39°53°
  5. MonOct 26 Slight Chance Rain Showers then Partly Sunny Slight Chance Rain Showers then Partly Sunny24%37°54°
  6. TueOct 27 Mostly Sunny Mostly Sunny38°60°
  7. WedOct 28 Mostly Sunny Mostly Sunny40°63°
  8. ThuOct 29 Sunny Sunny32°50°
  9. FriOct 30 Partly cloudy Partly cloudy31°58°
  10. SatOct 31 Partly cloudy Partly cloudy36°61°

Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.

Radar

Full map
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Weather news near Louisville

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Air quality

78
Moderate
Coarse particles (PM10)

Acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Forecast

  • ThuModerate
  • FriGood

Denver-Boulder, CO reporting area · 1 hr ago. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.

Sun & moon

Sunrise 7:19 AM
Sunset 6:12 PM
Daylight 10 h 53 min (−2 min 29 s tomorrow)
Waxing Gibbous · 86% lit
Moonrise 4:16 PM Moonset 3:28 AM
Full moon Oct 26 New moon Nov 9

Almanac

Monthly
Normal high / low64° / 35°
Record high85° (2003)
Record low19° (1936)
Wettest1.90 in (1978)
Month to date1.67 in (normal 1.12 in)

Boulder, records since 1893. Normals 1991–2020. Data from NOAA's Regional Climate Centers (ACIS).

Nearby

Forecasters' discussion

From the National Weather Service office in BOU, issued 9 hrs ago

Key Messages

- Warm and dry conditions continue across the lower elevations for the next few days, with scattered light rain and snow showers across the higher elevations.

- An uncertain precipitation forecast, but cooler, wetter weather likely returns this weekend.

- At least a brief warm-up likely sometime next week.

Bou Watches

None.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.