Cold Weather Advisory COLD WEATHER ADVISORY - Collin County
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METRIC | IMPERIAL
Updated: 21-Jan-2025 @ 3:55am  
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 0.7°F than last hour.

24.0°F

Wind Chill:  17.3°F
Uncomfortably Cold
High Today
27.5°F
12:00 AM
Low Today
23.9°F
3:53 AM
Yest High
32.5°F
3:20 PM
Yest Low
19.1°F
6:23 AM
Sta* High
73.6°F
2018
Sta* Low
19.4°F
2022
Avg* High
54.3°F
for Today
Avg* Low
37.9°F
for Today
* Based on this station's measurements taken since 10/2009
Night time, Dry, Clear skies Night time, Dry, Clear skies
Wind from NNW Wind:  NNW
5.3

Gusting to:
6.0 mph
Current Snow Snow3:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-1.0 of 100
Overnight

Overnight: Mostly cloudy, with a low around 21. North wind around 10 mph, with gusts as high as 20 mph.
Mostly Cloudy
Tuesday

Tuesday: Partly sunny, then gradually becoming sunny, with a high near 33. Wind chill values between 9 and 19. North wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Becoming
Sunny
Tuesday
Night
Tuesday Night: Clear, with a low around 22. South wind 5 to 15 mph, with gusts as high as 20 mph.
Clear
Lo 21 °F Hi 33 °F Lo 22 °F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.2°F since last hour. 18.4°F
Last Hour: Increased 0.2°F since last hour. 0.2°F
High 3:10 AM: 18.6°F
Low 12:00 AM: 12.6°F
Record High: 82.8°F on
Jun-20-2023
Record Low: -6.5°F on
Feb-16-2021
Wetbulb: 22.4°F
Rain Today
rain graph

Melt Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.00 in
Jan Rain: 1.83 in
Jan to Date
  Avg:10
1.59 in
Jan to Date
  Diff from Avg:10
Over 0.24 in for the month 0.24 in
Jan Avg: 2.53 in
Diff from Avg: Under 0.7 in for the month 0.70 in
Season:1 1.83 in
YTD
  Avg:11
1.59 in
YTD
  Diff from Avg:11
Over 0.24 in for the year 0.24 in
Last Rain
Time/Date:
Jan-11-2025
at 7:18 PM
4 rain days in 2025
4 days in January
9 days since last rain
Current: NNW  5.3 mph
1Hr Average: 6.7 mph
Wind Run: 26.62 miles
Wind Gust
Current: 6.0 mph mph
Today: 20.0 mph 12:11 AM
Month: 40.0 mph Jan-5
Year: 40.0 mph Jan-5
Record Gust: 63.3 mph
Mar-29-2017
Sunlight:
10 hrs 20 min 47 sec
of Sunlight Today

Which is
1 min 20 sec longer
than yesterday

(Noon) pie chart (Midnight)

Legend
Last Quarter
Last Quarter, 21 days, 11 hours, 30 minutes in cycle
54% Illuminated
Humidity Barometer
Current: Increased 3% since last hour. 79%
Last Hour: Increased 3% since last hour. 3%
High 3:53 AM: 79%
Low 12:00 AM: 53%
Record High: 100%
Oct-6-2009
Record Low: 11%
Jan-30-2021
Current: Rising 0.005  inHg/hr 30.693 inHg
Last Hour: Steady
High 3:50 AM: 30.696 in.
Low 12:00 AM: 30.678 in.
Record High: 30.844 inHg
Jan-1-2018
Record Low: 29.232 inHg
Mar-2-2023
Heating Degree Days Snow3 Wind Chill Air
Today: 5.5
Jan: 507.5
2025 to Date: 506.3
Cooling Degree Days
2025 to Date: 0.0
Today: 0.00 in
Yesterday: 0.00 in
Jan Snow: Over 3.331 in for the month 4.00 in
Jan Avg: 0.67 in
Diff from Avg: 3.33 in
Season Total:2 4.00 in
Snow Depth: 0.00 in
2 snow days in January
2 snow days this season.2
First Snow of Season:
Jan-9-2025
Average 1st Snow:
02 of Jan
Current: 17.3°F
Low 3:17 AM: 14.7°F
Yesterday: 9.8°F
Record: -14.8°F
Feb-15-2021
Quality
Index6:

32


Good

Density:
1.35 kg/m3

aqi
aqi
UV Summary/Forecast Solar Summary
High Yest:   2.4 @ 11:56 AM
Jan-21

2.4
Jan-22

2.5
Jan-23

2.3
High Yest:   626.0 @ 11:56 AM
Sun Hours Today:
00:00
   This Month: 115:08 Hrs
Rise: 7:28 am  Set: 5:48 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 39.8°F
Sunrise: 7:28 am
Sunset: 5:48 pm
Moonrise: 12:25 am
Moonset: 11:32 am
Full Moon: Jan-13-2025
New Moon: 12:37 UTC
Jan-29-2025
Updated at Midnight
Current ET: 0.02 in
7-Days Rain: 0.00 in
7-Days ET: 0.48 in
7-Day:  0.476 in water in deficit of what evaporated in last 7 days. 0.476 in
January:  0.78 in water in excess of what evaporated this month. 0.78 in
HIGHS: LOWS:
109.4°F
Aug-3-2011
-2.6°F
Feb-16-2021
Daytime Records
  108.3°F
Aug-10-2015
  9.3°F
Feb-15-2021
Nitetime Records
  96.8°F
Aug-04-2011
  2.8°F
Feb-16-2021
ICN:1 | S3C2:1 | Ajax 3.xx
ISS:Ok | CON:4.6 | RCP:99%
Countdown to Spring
Vernal Equinox begins March 20th at 4:01am CST
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured usually around 7AM and 7PM.   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).   6 Air Quality Index is provided by Texas Commission on Environmental Quality.   10 Historical average only to day 21 of just the month of January for this station since 2009.   11 Historical average rain this season to day 21 of January for this station since 2009.
 NWS Weather Forecast  -   Outlook Overnight & Tuesday
Overnight

Overnight: Mostly cloudy, with a low around 21. North wind around 10 mph, with gusts as high as 20 mph.
Mostly Cloudy

Lo 21 °F
NWS forecast: Mostly cloudy, with a low around 21. North wind around 10 mph, with gusts as high as 20 mph.
Tuesday

Tuesday: Partly sunny, then gradually becoming sunny, with a high near 33. Wind chill values between 9 and 19. North wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Becoming
Sunny

Hi 33 °F
NWS forecast: Partly sunny, then gradually becoming sunny, with a high near 33. Wind chill values between 9 and 19. North wind 5 to 15 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
 NWS Short Term Weather Forecast
Tuesday
Night
Tuesday Night: Clear, with a low around 22. South wind 5 to 15 mph, with gusts as high as 20 mph.
Clear
Wednesday

Wednesday: Sunny, with a high near 49. South wind 5 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Sunny
Wednesday
Night
Wednesday Night: Mostly clear, with a low around 28. North wind around 5 mph.
Mostly Clear
Thursday

Thursday: Sunny, with a high near 50. North northwest wind 5 to 10 mph.
Sunny
Thursday
Night
Thursday Night: Mostly clear, with a low around 28. North northwest wind around 5 mph becoming west southwest after midnight.
Mostly Clear
Friday

Friday: Sunny, with a high near 55. South southwest wind 5 to 10 mph.
Sunny
Friday
Night
Friday Night: Mostly clear, with a low around 37. South wind 10 to 15 mph, with gusts as high as 20 mph.
Mostly Clear
Lo 22 °F Hi 49 °F Lo 28 °F Hi 50 °F Lo 28 °F Hi 55 °F Lo 37 °F
Version 6.95c - 03-Apr-2019 - Script by: Scott of BurnsvilleWeatherLIVE.com
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