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Adams County
 Details for Adams County Dense Fog Advisory
 Thornton
 Details for Thornton Dense Fog Advisory

Graphical Thornton, Colorado Weather Forecast

 Today's Weather Story   
NWS Forecast for Thornton   
here the graph will be drawn

This
Morning		 Monday
Afternoon		 Monday
Evening		 Monday
Night		 Tuesday
Morning		 Tuesday
Afternoon		 Tuesday
Evening		 Tuesday
Night		 Wednesday
Morning		 Wednesday
Afternoon
fg bkn bkn shra60 tsra60 tsra60 ntsra70 nra70 nra70 nra70 nra70 nra70 shra70 shra70 shra70 shra70 shra70 tsra70 shra70 nra50 nsct hi_nshwrs50 shra40 shra40 tsra40
Overcast, Slight Chance Light Rain Showers Partly cloudy, Slight Chance Thunderstorms, Slight Chance Light Rain Showers Partly cloudy, Likely Moderate Rain Shower, Slight Chance Thunderstorms Partly cloudy, Likely Light Rain Showers Partly cloudy, Chance Light Rain Showers Partly cloudy, Chance Thunderstorms, Chance Light Rain Showers Partly cloudy, Slight Chance Light Rain Showers Some clouds Some clouds, Slight Chance Light Rain Showers Partly cloudy, Chance Light Rain Showers, Slight Chance Thunderstorms
59° 59° 39° 39° 59° 59° 37° 37° 64° 64°
- 0.09in 0.21in 0.02in 0.01in 0.03in 0.01in - - 0.02in
NorthNNENNENE NEENEENEEastENEEast ENEEastEastEastESE ESESESESEESEENE WNWNNWNNWNNWNorthNorth North NorthNNEEast ESEWest WestNW NE
8 mph - 3 Bft
North-NNE-NNE-NE		 8 mph - 3 Bft
NE-ENE-ENE-East-ENE-East		 8 mph - 3 Bft
ENE-East-East-East-ESE		 6 mph - 2 Bft
ESE-SE-SE-SE-ESE-ENE		 8 mph - 3 Bft
WNW-NNW-NNW-NNW-North-North		 9 mph - 3 Bft
North		 9 mph - 3 Bft
North-NNE-East		 3 mph - 1 Bft
ESE-West		 3 mph - 1 Bft
West-NW		 8 mph - 3 Bft
NE
Weather forecast for Thornton, Colorado, USA by ThorntonWeather.com
Monday
04-27		 Monday
Night		 Tuesday
04-28		 Tuesday
Night		 Wednesday
04-29		 Wednesday
Night		 Thursday
04-30		 Thursday
Night		 Friday
05-01		 Friday
Night
fg bkn shra60 tsra60 tsra70 ntsra70 nra70 shra70 tsra70 shra70 shra50 nra50 hi_nshwrs50 shra40 tsra40 tsra40 nra50 nra50 tsra80 tsra80 nra60 shra60 tsra40 bkn nsct
Partly cloudy, Patchy Fog, Overcast, Chance Rain Showers, Chance Thunderstorms, Likely Rain Showers Partly cloudy, Likely Rain Showers, Chance Thunderstorms, Chance Rain Showers Partly cloudy, Chance Rain Showers, Overcast, Chance Thunderstorms, Likely Rain Showers Overcast, Chance Rain Showers, Partly cloudy, Some clouds Some clouds, Chance Rain Showers, Overcast, Partly cloudy, Chance Thunderstorms Partly cloudy, Chance Rain Showers, Chance Thunderstorms Partly cloudy, Likely Rain Showers, Definitely Rain Showers, Chance Thunderstorms Partly cloudy, Likely Rain Showers, Chance Thunderstorms, Chance Rain Showers Overcast, Chance Rain Showers, Partly cloudy, Chance Thunderstorms Partly cloudy, Some clouds
59° 39° 59° 37° 64° 41° 55° 39° 57° 37°
UV Forecast  UV Forecast  UV Forecast  UV Forecast  UV Forecast 
High
uv recalc for clouds→ uv 6.7index rounded		  High
uv recalc for clouds→ uv 6.4index rounded		  Very high
uv recalc for clouds→ uv 7.6index rounded		  Very high
uv recalc for clouds→ uv 8.0index rounded		  High
uv recalc for clouds→ uv 7.3index rounded		 
Precipitation Precipitation Precipitation Precipitation Precipitation Precipitation Precipitation Precipitation Precipitation Precipitation
0.09in 0.02in 0.03in - 0.02in 0.05in -in -in -in -in
Snow Snow Snow Snow Snow Snow Snow Snow Snow Snow
- - - - - - -in -in -in -in
Wind from Wind from Wind from Wind from Wind from Wind from Wind from Wind from Wind from Wind from
North NNE NE ENE East ESE WNW NNW North North NNE East West NW NE ENE WNW NNW ENE NNE NNW NNE SE South SSW
North NNE NE ENE East ESE WNW NNW North North NNE East West NW NE ENE WNW NNW ENE NNE NNW NNE SE South SSW
Windspeed Windspeed Windspeed Windspeed Windspeed Windspeed Windspeed Windspeed Windspeed Windspeed
8 mph 8 mph 9 mph 9 mph 8 mph 9 mph 10 mph 13 mph 10 mph 14 mph
3 Bft Gentle breeze 3 Bft Gentle breeze 3 Bft Gentle breeze 3 Bft Gentle breeze 3 Bft Gentle breeze 3 Bft Gentle breeze 3 Bft Gentle breeze 4 Bft Moderate breeze 3 Bft Gentle breeze 4 Bft Moderate breeze
Forecast data created at Mon, 27-Apr-2026 7:43am MDT (39.92 - -104.93 ) NOAA Weather forecast for Thornton, Colorado, USA
 Monday Apr 27 2026 sunrise  6:04am MDT   sunset  7:50pm MDT   Daylength: 13:46 
Period Forecast Temperature Wind Precipitation Humidity Dewpoint Clouds
8am - 9am fg Partly cloudy,
Patchy Fog		 59°
(Feels like: 38°F)		 North 7 mph from the North
Windforce: 2 Bft Light breeze		 -
Chance of precipitation: 64%		 83 % 37°F 78 %
9am - 10am bkn Partly cloudy 59°
(Feels like: 40°F)		 NNE 8 mph from the NNE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 64%		 73 % 37°F 72 %
10am - 11am bkn Partly cloudy 59°
(Feels like: 42°F)		 NNE 8 mph from the NNE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 64%		 65 % 35°F 65 %
11am - 12pm shra60 Overcast,
Slight Chance Light Rain Showers		 59°
(Feels like: 46°F)		 NE 8 mph from the NE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 64%		 58 % 35°F 59 %
12pm - 1pm tsra60 Partly cloudy,
Slight Chance Thunderstorms,
Slight Chance Light Rain Showers		 59°
(Feels like: 53°F)		 NE 8 mph from the NE
Windforce: 3 Bft Gentle breeze		 0.09 in
Chance of precipitation: 64%		 50 % 35°F 52 %
1pm - 2pm tsra60 Partly cloudy,
Chance Light Rain Showers,
Slight Chance Thunderstorms		 59°
(Feels like: 55°F)		 ENE 8 mph from the ENE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 64%		 45 % 35°F 59 %
2pm - 3pm tsra60 Partly cloudy,
Chance Light Rain Showers,
Slight Chance Thunderstorms		 59° ENE 8 mph from the ENE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 64%		 42 % 35°F 65 %
3pm - 4pm tsra60 Partly cloudy,
Likely Light Rain Showers,
Chance Thunderstorms		 59° East 8 mph from the East
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 64%		 41 % 35°F 75 %
4pm - 5pm tsra60 Partly cloudy,
Likely Light Rain Showers,
Chance Thunderstorms		 59° ENE 8 mph from the ENE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 64%		 45 % 35°F 78 %
5pm - 6pm tsra60 Partly cloudy,
Likely Light Rain Showers,
Chance Thunderstorms		 59°
(Feels like: 55°F)		 East 8 mph from the East
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 64%		 52 % 37°F 85 %
6pm - 7pm tsra60 Partly cloudy,
Likely Moderate Rain Shower,
Slight Chance Thunderstorms		 59°
(Feels like: 53°F)		 ENE 8 mph from the ENE
Windforce: 3 Bft Gentle breeze		 0.21 in
Chance of precipitation: 68%		 56 % 39°F 91 %
7pm - 8pm tsra70 Partly cloudy,
Likely Moderate Rain Shower,
Slight Chance Thunderstorms		 59°
(Feels like: 48°F)		 ENE 7 mph from the ENE
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 68%		 66 % 39°F 91 %
8pm - 9pm ntsra70 Partly cloudy,
Likely Moderate Rain Shower,
Slight Chance Thunderstorms		 39°
(Feels like: 45°F)		 East 7 mph from the East
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 68%		 71 % 39°F 91 %
9pm - 10pm nra70 Partly cloudy,
Likely Moderate Rain Shower		 39°
(Feels like: 44°F)		 East 7 mph from the East
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 68%		 73 % 39°F 92 %
10pm - 11pm nra70 Partly cloudy,
Likely Moderate Rain Shower		 39°
(Feels like: 44°F)		 East 6 mph from the East
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 68%		 76 % 39°F 92 %
11pm - 12am nra70 Partly cloudy,
Likely Light Rain Showers		 39°
(Feels like: 42°F)		 ESE 6 mph from the ESE
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 68%		 79 % 39°F 92 %
 Tuesday Apr 28 2026 sunrise  6:03am MDT   sunset  7:51pm MDT   Daylength: 13:48 
Period Forecast Temperature Wind Precipitation Humidity Dewpoint Clouds
12am - 1am nra70 Partly cloudy,
Likely Light Rain Showers		 39° ESE 6 mph from the ESE
Windforce: 2 Bft Light breeze		 0.02 in
Chance of precipitation: 68%		 82 % 39°F 92 %
1am - 2am nra70 Partly cloudy,
Chance Light Rain Showers		 39° SE 6 mph from the SE
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 68%		 83 % 39°F 88 %
2am - 3am nra70 Partly cloudy,
Chance Light Rain Showers		 39° SE 6 mph from the SE
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 68%		 83 % 39°F 83 %
3am - 4am nra70 Partly cloudy,
Chance Light Rain Showers		 39° SE 5 mph from the SE
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 68%		 80 % 37°F 79 %
4am - 5am nra70 Partly cloudy,
Chance Light Rain Showers		 39° ESE 3 mph from the ESE
Windforce: 1 Bft Light air		 - in
Chance of precipitation: 68%		 92 % 39°F 75 %
5am - 6am nra70 Partly cloudy,
Chance Light Rain Showers		 39° ENE 2 mph from the ENE
Windforce: 1 Bft Light air		 - in
Chance of precipitation: 68%		 89 % 37°F 70 %
6am - 7am nra70 Partly cloudy,
Chance Light Rain Showers		 39° WNW 2 mph from the WNW
Windforce: 1 Bft Light air		 0.01 in
Chance of precipitation: 65%		 88 % 37°F 66 %
7am - 8am shra70 Overcast,
Chance Light Rain Showers		 39° NNW 3 mph from the NNW
Windforce: 1 Bft Light air		 - in
Chance of precipitation: 65%		 92 % 37°F 70 %
8am - 9am shra70 Overcast,
Chance Light Rain Showers		 59°
(Feels like: 40°F)		 NNW 5 mph from the NNW
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 65%		 82 % 37°F 74 %
9am - 10am shra70 Overcast,
Chance Light Rain Showers		 59°
(Feels like: 41°F)		 NNW 6 mph from the NNW
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 65%		 76 % 37°F 79 %
10am - 11am shra70 Overcast,
Chance Light Rain Showers		 59°
(Feels like: 48°F)		 North 7 mph from the North
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 65%		 60 % 37°F 83 %
11am - 12pm shra70 Overcast,
Chance Light Rain Showers		 59°
(Feels like: 53°F)		 North 8 mph from the North
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 65%		 55 % 37°F 87 %
12pm - 1pm tsra70 Partly cloudy,
Chance Thunderstorms,
Chance Light Rain Showers		 59°
(Feels like: 55°F)		 North 9 mph from the North
Windforce: 3 Bft Gentle breeze		 0.03 in
Chance of precipitation: 65%		 51 % 37°F 91 %
1pm - 2pm tsra70 Partly cloudy,
Chance Thunderstorms,
Chance Light Rain Showers		 59°
(Feels like: 55°F)		 North 9 mph from the North
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 65%		 49 % 37°F 89 %
2pm - 3pm tsra70 Partly cloudy,
Chance Thunderstorms,
Chance Light Rain Showers		 59° North 9 mph from the North
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 65%		 45 % 35°F 87 %
3pm - 4pm tsra70 Partly cloudy,
Chance Thunderstorms,
Chance Light Rain Showers		 59° North 9 mph from the North
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 65%		 41 % 35°F 85 %
4pm - 5pm tsra70 Partly cloudy,
Likely Light Rain Showers,
Chance Thunderstorms		 59° North 9 mph from the North
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 65%		 37 % 32°F 83 %
5pm - 6pm tsra70 Partly cloudy,
Likely Light Rain Showers,
Chance Thunderstorms		 59° North 9 mph from the North
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 65%		 34 % 30°F 81 %
6pm - 7pm shra70 Overcast,
Chance Light Rain Showers		 59° North 9 mph from the North
Windforce: 3 Bft Gentle breeze		 0.01 in
Chance of precipitation: 52%		 34 % 30°F 79 %
7pm - 9pm shra50 Overcast,
Chance Light Rain Showers		 37°
(Feels like: 55°F)		 NNE 8 mph from the NNE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 52%		 37 % 30°F 73 %
9pm - 12am nra50 Partly cloudy,
Slight Chance Light Rain Showers		 37°
(Feels like: 48°F)		 East 6 mph from the East
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 52%		 49 % 32°F 60 %
 Wednesday Apr 29 2026 sunrise  6:01am MDT   sunset  7:52pm MDT   Daylength: 13:50 
Period Forecast Temperature Wind Precipitation Humidity Dewpoint Clouds
12am - 3am nsct Some clouds 37°
(Feels like: 44°F)		 ESE 3 mph from the ESE
Windforce: 1 Bft Light air		 -
Chance of precipitation: 52%		 62 % 33°F 41 %
3am - 6am nsct Some clouds 37°
(Feels like: 41°F)		 West 2 mph from the West
Windforce: 1 Bft Light air		 - in
Chance of precipitation: 52%		 73 % 32°F 42 %
6am - 9am hi_nshwrs50 Some clouds,
Slight Chance Light Rain Showers		 64°
(Feels like: 37°F)		 West 2 mph from the West
Windforce: 1 Bft Light air		 -
Chance of precipitation: 36%		 76 % 30°F 42 %
9am - 12pm shra40 Overcast,
Slight Chance Light Rain Showers		 64°
(Feels like: 46°F)		 NW 3 mph from the NW
Windforce: 1 Bft Light air		 - in
Chance of precipitation: 36%		 54 % 32°F 57 %
12pm - 3pm shra40 Overcast,
Chance Light Rain Showers		 64°
(Feels like: 59°F)		 NE 7 mph from the NE
Windforce: 2 Bft Light breeze		 0.02 in
Chance of precipitation: 36%		 34 % 30°F 71 %
3pm - 6pm tsra40 Partly cloudy,
Chance Light Rain Showers,
Slight Chance Thunderstorms		 64° NE 8 mph from the NE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 36%		 26 % 28°F 80 %
6pm - 12am tsra40 Partly cloudy,
Chance Light Rain Showers,
Slight Chance Thunderstorms		 41°
(Feels like: 60°F)		 ENE 9 mph from the ENE
Windforce: 3 Bft Gentle breeze		 0.03 in
Chance of precipitation: 49%		 31 % 30°F 90 %
 Thursday Apr 30 2026 sunrise  6:00am MDT   sunset  7:53pm MDT   Daylength: 13:53 
Period Forecast Temperature Wind Precipitation Humidity Dewpoint Clouds
12am - 6am nra50 Partly cloudy,
Chance Light Rain Showers		 41°
(Feels like: 46°F)		 WNW 6 mph from the WNW
Windforce: 2 Bft Light breeze		 0.05 in
Chance of precipitation: 49%		 58 % 35°F 84 %
6am - 12pm nra50 Partly cloudy,
Likely Light Rain Showers		 55°
(Feels like: 38°F)		 NNW 3 mph from the NNW
Windforce: 1 Bft Light air		 - in
Chance of precipitation: 82%		 82 % 35°F 90 %
12pm - 6pm tsra80 Partly cloudy,
Definitely Light Rain Showers,
Chance Thunderstorms		 55° ENE 10 mph from the ENE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 82%		 53 % 37°F 96 %
6pm - 12am tsra80 Partly cloudy,
Likely Light Rain Showers,
Slight Chance Thunderstorms		 39°
(Feels like: 51°F)		 NNE 13 mph from the NNE
Windforce: 4 Bft Moderate breeze		 - in
Chance of precipitation: 64%		 56 % 37°F 85 %
 Friday May 1 2026 sunrise  5:59am MDT   sunset  7:54pm MDT   Daylength: 13:55 
Period Forecast Temperature Wind Precipitation Humidity Dewpoint Clouds
12am - 6am nra60 Partly cloudy,
Chance Light Rain Showers		 39° NNW 8 mph from the NNW
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 64%		 74 % 37°F 72 %
6am - 12pm shra60 Overcast,
Chance Light Rain Showers		 57°
(Feels like: 39°F)		 NNE 5 mph from the NNE
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 42%		 79 % 35°F 71 %
12pm - 6pm tsra40 Partly cloudy,
Chance Light Rain Showers,
Slight Chance Thunderstorms		 57°
(Feels like: 53°F)		 SE 10 mph from the SE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 42%		 47 % 33°F 57 %
6pm - 12am bkn Partly cloudy 37°
(Feels like: 57°F)		 South 14 mph from the South
Windforce: 4 Bft Moderate breeze		 - in
Chance of precipitation: 9%		 38 % 32°F 51 %
 Saturday May 2 2026 sunrise  5:58am MDT   sunset  7:55pm MDT   Daylength: 13:57 
Period Forecast Temperature Wind Precipitation Humidity Dewpoint Clouds
12am - 6am nsct Some clouds 37°
(Feels like: 42°F)		 SSW 8 mph from the SSW
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 9%		 58 % 32°F 36 %
6am - 12pm sct Some clouds 71°
(Feels like: 37°F)		 SW 3 mph from the SW
Windforce: 1 Bft Light air		 - in
Chance of precipitation: 9%		 64 % 28°F 28 %
12pm - 6pm few Clear 71°
(Feels like: 64°F)		 East 3 mph from the East
Windforce: 1 Bft Light air		 - in
Chance of precipitation: 9%		 30 % 32°F 22 %
6pm - 12am few Clear 44°
(Feels like: 68°F)		 East 7 mph from the East
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 5%		 22 % 28°F 19 %
 Sunday May 3 2026 sunrise  5:56am MDT   sunset  7:56pm MDT   Daylength: 13:59 
Period Forecast Temperature Wind Precipitation Humidity Dewpoint Clouds
12am - 6am nfew Clear 44°
(Feels like: 53°F)		 SSW 6 mph from the SSW
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 5%		 46 % 32°F 12 %
6am - 12pm sct Some clouds 75°
(Feels like: 42°F)		 SW 5 mph from the SW
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 19%		 57 % 30°F 32 %
12pm - 6pm scttsra20 Some clouds,
Slight Chance Thunderstorms,
Slight Chance Light Rain Showers		 75°
(Feels like: 71°F)		 SE 6 mph from the SE
Windforce: 2 Bft Light breeze		 - in
Chance of precipitation: 19%		 25 % 32°F 35 %
6pm - 9pm tsra20 Partly cloudy,
Chance Light Rain Showers,
Slight Chance Thunderstorms		 75°
(Feels like: 73°F)		 SE 9 mph from the SE
Windforce: 3 Bft Gentle breeze		 - in
Chance of precipitation: 19%		 21 % 32°F 64 %
Forecast data created at Mon, 27-Apr-2026 7:43am MDT (39.92 - -104.93 ) NOAA Weather forecast for Thornton, Colorado, USA

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