Forecast for Thornton, Colorado |
Today's Weather Story 48 Hour Graphical Forecast |
| National Weather Service Forecast for:
Thornton, CO Issued by: National Weather Service Denver/Boulder, CO |
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| Updated: Tue, 11-Aug-2026 12:46am MDT | ||||||||||||||||||||||||||||||||||||||||
| Thornton | ||||||||||||||||||||||||||||||||||||||||
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Air Quality Alert issued August 10 at 8:10PM MDT
Air Quality Alert issued August 10 at 4:10PM MDT
| Overnight |
Patchy smoke. Mostly clear. Low around 67, with temperatures rising to around 69 overnight. Southwest wind around 5 mph. |
| Tuesday |
Patchy smoke before noon, then patchy smoke and a slight chance of showers and thunderstorms. Mostly sunny. High near 95, with temperatures falling to around 91 in the afternoon. North northwest wind 2 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 20%. |
| Tuesday Night |
Patchy smoke and a slight chance of showers and thunderstorms. Partly cloudy. Low around 66, with temperatures rising to around 69 overnight. West southwest wind 3 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 20%. |
| Wednesday |
Patchy smoke before noon, then patchy smoke and a slight chance of showers and thunderstorms between noon and 3pm, then patchy smoke and a chance of showers and thunderstorms. Partly sunny, with a high near 93. North wind 2 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. |
| Wednesday Night |
Patchy smoke and a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. West northwest wind 2 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. |
| Thursday |
A chance of rain showers before noon, then showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 80%. |
| Thursday Night |
Showers and thunderstorms. Mostly cloudy, with a low around 57. |
| Friday |
Showers and thunderstorms after noon. Partly sunny, with a high near 80. |
| Friday Night |
Showers and thunderstorms. Mostly cloudy, with a low around 56. |
| Saturday |
Showers and thunderstorms likely after noon. Partly sunny, with a high near 83. |
| Saturday Night |
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. |
| Sunday |
Showers and thunderstorms likely after noon. Partly sunny, with a high near 84. |
| Sunday Night |
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 56. |
| Monday |
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. |
Forecast from NOAA-NWS for Thornton, CO.