Dense Fog Advisory DENSE FOG ADVISORY - Plano, Collin County, Texas
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Updated: @ 07-Dec-2025 9:00am - next update at 9:05am  
Summary / Temperature Wind Precipitation Outlook


Mostly cloudy, Dry
Mostly cloudy, Dry

43.4°F Colder 0.3°F than last hour.
Cold
Currently 43.4, Max: 48.1, Min: 42.3 Feels like:
41°F

24-hr
difference
1.6°FWarmer 1.6°F than yesterday at this time.
TEMP HIGH LOW
Today 48.1°F
1:18am
42.3°F
5:05am
Yesterday 49.9°F
2:47pm
39.9°F
2:51am
Record 84°F
2007
10°F
1950
Normal 60°F
40°F
 Wind from NNW NNW
4.6
Gust:
4.4
Light Breeze

60-Min Avg: 3.5 mph
120-Min Avg: 3.5 mph
Max Gust: 15.4 mph 8:06am
Month: 24.2 mph Dec 3
Today: 0.01 in
Yesterday: 0.00 in
Last
Rain:
12/7/2025
4:25 AM
December: 0.10 in
Last 7 Days: 0.09 in
Rain Season:1 44.20 in
Rain Days: 86 in 2025
2 rain days in December
Tonight

Tonight: Mostly clear, with a low around 32. North wind 5 to 15 mph.
Mostly Clear


Barometer Humidity/Dew Point Moon
Current: 29.989 inHg Rising 0.03 °F/hr
1-Hr Trend: Rising slowly
3-Hr Trend: Rising rapidly
High: 29.989  |  Low: 29.802
Humidity: 95 %  
Humidex: 42.5°F
Dewpoint: 42.1°F Decreased 0.2°F since last hour.
Wetbulb: 42.8°F
Waning Gibbous
Waning Gibbous, Moon at 17 days in cycle
90%
Illuminated
Current UV Index Current Solar Energy
   0.0   None
High: 0.0 @ 12:00am
Time to Burn: 720 Mins
Energy: 0 W/m2 (13%)
High: 29 at  8:53am
Apparent Temp: 42.8°F
Wind Chill Heating Degree Days Sun
Current: 40.8°F
Today: 37.7°F  at 8:44am
Yesterday: 35.2°F
Last Week: 24.9°F
Record: -13.4°F   15-Feb-2021
Today: 6.7
December: 144.3
2025 to Date: 1720.5
Cooling Degree Days
2025 to Date: 2971.1
Sunlight Hours
Possible hours of Daylight
10:03 hrs:min
-00:00:41 Min
Almanac Irrigation Index5 Station All Time Records Fire Risk
Sunrise: 7:17am
Sunset: 5:20pm
Moonrise: 7:17pm
Moonset: 10:14am
Full Moon: December 04 2025
New Moon: 01:44 UTC December 20 2025
Updated at Midnight
Current: 0.01 in   
7-Days Rain: 0.09 in   
7-Days ET: 0.20 in   
7-Day: -0.11 in 0.11 in water in deficit of what evaporated in last 7 days.
December: -0.11 in 0.11 in water in deficit of what evaporated this month.
Irrigation System: Standby
Other Conditions
Air Density: 1.26 kg/m3
Cloud Height: 1061 ft
HIGHS: LOWS:
111.0°F
Aug 18 2023
-2.0°F
Feb 16 2021
Daytime Records
108.1°F
Aug 19 2024
3.6°F
Feb 15 2021
Nitetime Records
95.2°F
Aug 11 2023
2.1°F
Feb 16 2021
ICN:6 ISS:Ok CON:4.6 RCP:99%
Chandler Burning Index
Chandler Burning Index: LOW
Currently:
-2.1 at 09:00 AM
1 Rain season: Jan 1st to Dec 31st.    5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present.)
 NWS Weather Forecast  -   Today's and Tonight's Outlook
Today

Today: Areas of dense fog before noon.  Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 55. North wind 10 to 15 mph, with gusts as high as 25 mph.
Areas Dense
Fog then
Mostly Sunny

Hi 55 °F
NWS forecast: Areas of dense fog before noon. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 55. North wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight

Tonight: Mostly clear, with a low around 32. North wind 5 to 15 mph.
Mostly Clear


Lo 32 °F
NWS forecast: Mostly clear, with a low around 32. North wind 5 to 15 mph.
 NWS NWS Short Term Weather Forecast
Tonight

Tonight: Mostly clear, with a low around 32. North wind 5 to 15 mph.
Mostly Clear

Monday

Monday: Sunny, with a high near 53. North wind around 5 mph becoming east southeast in the afternoon.
Sunny

Monday
Night
Monday Night: Mostly clear, with a low around 36. South wind around 5 mph.
Mostly Clear

Tuesday

Tuesday: Sunny, with a high near 62. South wind 5 to 15 mph, with gusts as high as 20 mph.
Sunny

Tuesday
Night
Tuesday Night: Clear, with a low around 46. South wind around 10 mph, with gusts as high as 20 mph.
Clear

Wednesday

Wednesday: Sunny, with a high near 67. South southwest wind 5 to 10 mph becoming north in the afternoon.
Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 44. East northeast wind around 5 mph becoming south after midnight.
Mostly Clear

Thursday

Thursday: Sunny, with a high near 66. South southwest wind 5 to 10 mph becoming north in the afternoon.
Sunny

Lo 32 °F Hi 53 °F Lo 36 °F Hi 62 °F Lo 46 °F Hi 67 °F Lo 44 °F Hi 66 °F
US Radar & Infrared Satellite
US Radar National Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.