There are no active watches, warnings or advisories for Collin County (Texas).
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Updated: @ Dec-16-2018 11:45pm - next update at 11:50pm  
Summary / Temperature Wind Precipitation Outlook


Night time, Dry, Clear skies
Night time, Dry, Clear skies

47.6°F Colder 1.1°F than last hour.
---
Currently 47.6°F, Max: 66.5°F, Min: 37.1°F Feels like:
°F

24-hr
difference
6.1°FWarmer 6.1°F than yesterday at this time.
TEMP HIGH LOW
Today 66.5°F
1:55pm
37.1°F
2:40am
Yesterday 59.7°F
3:27pm
36.5°F
7:36am
Record 83°F
1908
12°F
1989
Normal 57°F
37°F
 Calm WSW
0.0
Gust:
0.0 mph
Calm
60-Min Avg: 1.2 mph
120-Min Avg: Calm
Max Gust: 16.1 mph 2:14pm
Month: 26.5 mph Dec 14
Today: 0.00 in
Yesterday: 0.00 in
Last
Rain:
12/14/2018
3:12 PM
December: 2.63 in
Last 7 Days: 0.87 in
Rain Season:1 58.72 in
Rain Days: 90 in 2018
5 rain days in December.
Monday

Monday: Partly Sunny
Partly Sunny

Barometer Humidity/Dew Point Moon
Current: 30.265 inHg  
1-Hr Trend: Steady
3-Hr Trend: Steady
High: 30.322  | Low: 30.209
Humidity: 73 % Increased 3% since last hour.
Humidex: 45.8°F
Dew Point: 39.4°F  
Wetbulb: 44.0°F
Waxing Gibbous
Waxing Gibbous, Moon at 9 days in cycle
67%
Illuminated
UV Forecast Current Solar Energy
Dec-17-2018   Low   2.5   
Dec-18-2018   Low   2.4   
Dec-19-2018   Low   2.4   
Energy: 0 W/m2 (0%)
High: 489 at  12:21pm
Apparent Temp: 46.3°F
Wind Chill Heating Degree Days Sun
Current: 47.6°F
Today: 37.1°F  at 2:40am
Yesterday: 31.3°F
Last Week: 27.5°F
Record: 0.5°F   Mar-03-2014
Today: 19.1
December: 288.7
2018 to Date: 2315.3
Cooling Degree Days
2018 to Date: 2884.1
Daylight: Possible hours of Daylight
09:58
-00:00:14 Min
Almanac Irrigation Index5 Station All Time Records Fire Risk
Sunrise: 7:24am
Sunset: 5:22pm
Moonrise: 2:05pm
Moonset: 1:54am
Full Moon: December 22 2018
New Moon: 01:29 UTC January 6 2019
Updated at Midnight
Current: 0.04 in   
7-Days Rain: 0.87 in   
7-Days ET: 0.28 in   
7-Day: 0.59 in 0.59 in water in excess of what evaporated in last 7 days.
December: 2.03 in 2.03 in water in excess of what evaporated this month.
Other Conditions
Air Density: 1.26 kg/m3
Cloud Height: 2639 ft
HIGHS: LOWS:
108.1°F
Jul-26-2016
11.7°F
Jan-17-2018
Daytime Records
    106.7°F on: Jul 21 2018   19.9°F on: Mar 02 2014
Nitetime Records
  94.1°F on: Jul 23 2018 16.7°F on: Jan 17 2018
ICN:1 ISS:Ok CON:4.7 RCP:96%
Chandler Burning Index
Chandler Burning Index: LOW
Currently:
1.7 at 11:45 PM
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.)
  Weather Forecast  -   Tonight's and Monday's Outlook
Tonight

Tonight: Mostly Cloudy
Mostly Cloudy

Lo 42 °F
NWS forecast: Mostly cloudy, with a low around 42. Northwest wind around 5 mph.
Monday

Monday: Partly Sunny
Partly Sunny

Hi 58 °F ↓
NWS forecast: Partly sunny. High near 58, with temperatures falling to around 56 in the afternoon. North wind 0 to 5 mph.
  NWS Short Term Weather Forecast
Monday

Monday: Partly Sunny
Partly Sunny
Monday
Night
Monday Night: Mostly Cloudy then Patchy Fog
Mostly Cloudy then Patchy Fog
Tuesday

Tuesday: Patchy Fog then Mostly Sunny
Patchy Fog then Mostly Sunny
Tuesday
Night
Tuesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Wednesday

Wednesday: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday

Thursday: Sunny
Sunny
Thursday
Night
Thursday Night: Clear
Clear
Hi 58 °F ↓ Lo 42 °F Hi 62 °F ↓ Lo 50 °F Hi 59 °F ↓ Lo 45 °F Hi 59 °F Lo 40 °F
US Radar & Visible Satellite
US Radar National Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.