Johnstown, CO 80534 Weather

Weld County9:10 PM MDT40.34°N, 104.92°W

Current conditions

Cloudy
61°
Cloudy
Feels like 61°
High 77° Wednesday·Low 45° tonight
WindNW 3 mph
Humidity48%
Dew point41°
Pressure30.21 inHg
Visibility10 mi
Cloud cover39%
UV index0 Low
Sunrise7:16 AM
Sunset6:14 PM

Observed at Fort Collins/Loveland - Northern Colorado Regional Airport · 1 hr ago

Forecast

10-day
  • Tonight

    Mostly clear. Low around 45, with temperatures rising to around 47 overnight. West wind around 5 mph.

  • Wednesday

    Mostly sunny. High near 77, with temperatures falling to around 75 in the afternoon. South wind 1 to 8 mph.

  • Wednesday Night

    Mostly cloudy. Low around 47, with temperatures rising to around 49 overnight. North northeast wind around 5 mph.

National Weather Service forecast updated 8 hrs ago.

  1. Now Partly Cloudy 59°
  2. 10 PM Mostly Clear 57°
  3. 11 PM Mostly Clear 55°
  4. Wed12 AM Clear 53°
  5. 1 AM Mostly Clear 51°
  6. 2 AM Mostly Clear 50°
  7. 3 AM Clear 49°
  8. 4 AM Mostly Clear 47°
  9. 5 AM Mostly Clear 47°
  10. 6 AM Sunny 46°
  11. 7 AM Mostly Sunny 45°
  12. 8 AM Mostly Sunny 46°
  13. 9 AM Mostly Sunny 52°
  14. 10 AM Mostly Sunny 60°
  15. 11 AM Sunny 66°
  16. 12 PM Sunny 70°
  17. 1 PM Sunny 74°
  18. 2 PM Sunny 76°
  19. 3 PM Sunny 76°
  20. 4 PM Sunny 77°
  21. 5 PM Mostly Sunny 75°
  22. 6 PM Mostly Cloudy 72°
  23. 7 PM Mostly Cloudy 69°
  24. 8 PM Partly Cloudy 64°

10-day forecast

Details
  1. TonightOct 20 Mostly Clear Mostly Clear45°
  2. WedOct 21 Mostly Sunny Mostly Sunny47°77°
  3. ThuOct 22 Mostly Cloudy Mostly Cloudy14%49°75°
  4. FriOct 23 Mostly Sunny Mostly Sunny15%44°80°
  5. SatOct 24 Slight Chance Rain Showers Slight Chance Rain Showers24%37°59°
  6. SunOct 25 Partly Sunny Partly Sunny16%37°59°
  7. MonOct 26 Mostly Sunny Mostly Sunny15%35°56°
  8. TueOct 27 Mostly Sunny Mostly Sunny60°
  9. WedOct 28 Sunny Sunny33°57°
  10. ThuOct 29 Partly cloudy Partly cloudy33°60°

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

Radar

Full map
Open the National Weather Service radar (the map here needs JavaScript).

Weather news in Colorado

More weather news

Air quality

41
Good
Ozone

Air quality is satisfactory, and air pollution poses little or no risk.

Forecast

  • TueGood
  • WedGood

Fort Collins, 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 7:16 AM
Sunset 6:14 PM
Daylight 10 h 57 min (−2 min 32 s tomorrow)
Waxing Gibbous · 74% lit
Moonrise 3:30 PM Moonset 1:18 AM
Full moon Oct 26 New moon Nov 9

Almanac

Monthly
Normal high / low64° / 31°
Record high88° (2003)
Record low16° (1911)
Wettest0.47 in (1912)
Yesterday76° / 38°
Month to date0.77 in (normal 0.65 in)

Longmont 2 Ese, 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 3 hrs ago

Key Messages

- Mild temperatures through Friday. Mostly dry through early Wednesday.

- Isolated light rain/snow showers possible over the mountains Tuesday afternoon.

- A more organized system late Wednesday through early Friday, with rain showers becoming more numerous over the mountains.

- Seasonable temperatures for the weekend into 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.