Flood Watch FLOOD WATCH - Plano, Collin County, Texas
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Updated: @ 02-Oct-2026 5:05am - next update at 5:10am  
Summary / Temperature Wind Precipitation Outlook


Night time, Humid, Overcast
Night time, Humid, Overcast

71.9°F Warmer 0.1°F than last hour.
Comfortable
Currently 71.9, Max: 72.0, Min: 71.4 Feels like:
67°F

24-hr
difference
-5.9°FColder 5.9°F than yesterday at this time.
TEMP HIGH LOW
Today 72.0°F
3:56am
71.4°F
12:28am
Yesterday 79.9°F
1:19am
68.7°F
9:41am
Record 99°F
1951
47°F
1985
Normal 84°F
63°F
 Calm ESE
0.0
Gust:
0.0
Calm

60-Min Avg: Calm
120-Min Avg: Calm
Max Gust: 5.8 mph 2:06am
Month: 28.8 mph Oct 1
Today: 0.00 in
Storm Rain: 2.53 in
Yesterday: 2.69 in
Last
Rain:
10/1/2026
3:25 PM
October: 2.69 in
Last 7 Days: 2.93 in
Rain Season:1 25.47 in
Rain Days: 59 in 2026
1 rain day in October
Friday

Friday: Showers And Thunderstorms Likely
Showers And T-Storms Likely

Barometer Humidity/Dew Point Moon
Current: 29.941 inHg Rising 0.01 °F/hr
1-Hr Trend: Steady
3-Hr Trend: Rising slowly
High: 29.944  |  Low: 29.908
Humidity: 95 %  
Humidex: 87.6°F
Dewpoint: 70.4°F Increased 0.1°F since last hour.
Wetbulb: 70.9°F
Waning Gibbous
Waning Gibbous, Moon at 20 days in cycle
63%
Illuminated
UV Forecast Current Solar Energy
02-Oct-2026   High   7.4   
03-Oct-2026   High   7.2   
04-Oct-2026   High   7.1   
Energy: 0 W/m2 (0%)
High: 0 at  12:00am
Apparent Temp: 77.8°F
Heat Index Cooling Degree Days Sun
Current: 67.3°F
Today: 72.0°F  3:56am
Yesterday: 79.9°F
Last Week: 103.7°F
Record: 127.2°F   26-Aug-2023
Today: 1.4
October: 9.8
2026 to Date: 3349.6
Heating Degree Days
2026 to Date: 930.5
Sunlight Hours
Possible hours of Daylight
11:50 hrs:min
-00:02:01 Min
Almanac Irrigation Index5 Station All Time Records Fire Risk
Sunrise: 7:21am
Sunset: 7:11pm
Moonrise: 10:43pm
Moonset: 1:52pm
Full Moon: September 26 2026
New Moon: 15:51 UTC October 10 2026
Updated at Midnight
Current: 0.00 in   
7-Days Rain: 2.93 in   
7-Days ET: 1.01 in   
7-Day: 1.92 in 1.92 in water in excess of what evaporated in last 7 days.
October: 2.66 in 2.66 in water in excess of what evaporated this month.
Irrigation System: Suspended
Other Conditions
Air Density: 1.18 kg/m3
Cloud Height: 1101 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:13 ISS:Ok CON:4.6 RCP:99%
Chandler Burning Index
Chandler Burning Index: LOW
Currently:
-1.3 at 05:05 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  -   Overnight's and Friday's Outlook
Overnight

Overnight: Showers And Thunderstorms Likely
Showers And T-Storms Likely

Lo 71 °F
NWS forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 71. West wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Friday

Friday: Showers And Thunderstorms Likely
Showers And T-Storms Likely

Hi 79 °F
NWS forecast: Showers and thunderstorms likely. Cloudy, with a high near 79. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
 NWS NWS Short Term Weather Forecast
Friday

Friday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Friday
Night
Friday Night: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Saturday

Saturday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Saturday
Night
Saturday Night: Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
Chance Showers And T-Storms then Slight Chance Showers And T-Storms
Sunday

Sunday: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy
Monday

Monday: Sunny
Sunny
Monday
Night
Monday Night: Clear
Clear
Hi 79 °F Lo 67 °F Hi 76 °F Lo 66 °F Hi 81 °F Lo 63 °F Hi 82 °F Lo 60 °F
US Radar & Infrared Satellite
US Radar National Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.