Flood Warning FLOOD WARNING - Plano, Collin County, Texas
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Updated: @ 15-Jun-2026 3:35am - next update at 3:40am  
Summary / Temperature Wind Precipitation Outlook


Night time, Dry, Overcast
Night time, Dry, Overcast

73.4°F Colder 0.5°F than last hour.
Comfortable
Currently 73.4, Max: 74.2, Min: 73.3 Feels like:
72°F

24-hr
difference
-7.3°FColder 7.3°F than yesterday at this time.
TEMP HIGH LOW
Today 74.2°F
2:06am
73.3°F
12:28am
Yesterday 83.8°F
12:00am
68.7°F
9:23am
Record 105°F
1924
59°F
1933
Normal 92°F
72°F
 Wind from NE NE
1.4
Gust:
2.2
Light Air

60-Min Avg: 1.2 mph
120-Min Avg: 1.2 mph
Max Gust: 10.4 mph 3:09am
Month: 36.3 mph Jun 7
Today: 0.00 in
Storm Rain: 0.32 in
Yesterday: 0.37 in
Last
Rain:
6/14/2026
8:24 PM
June: 2.38 in
Last 7 Days: 0.44 in
Rain Season:1 17.78 in
Rain Days: 49 in 2026
6 rain days in June
Monday

Monday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm.  Partly sunny, with a high near 83. North northeast wind around 10 mph.
Chance
T-storms

Barometer Humidity/Dew Point Moon
Current: 29.980 inHg Falling 0.01 °F/hr
1-Hr Trend: Steady
3-Hr Trend: Falling
High: 30.015  |  Low: 29.980
Humidity: 86 % Increased 2% since last hour.
Humidex: 87.8°F
Dewpoint: 69.0°F Increased 0.2°F since last hour.
Wetbulb: 70.5°F
New Moon
New Moon, Moon at 0 days in cycle
0%
Illuminated
UV Forecast Current Solar Energy
15-Jun-2026   Very High   10.8   
16-Jun-2026   Very High   10.7   
17-Jun-2026   Very High   10.1   
Energy: 0 W/m2 (0%)
High: 0 at  12:00am
Apparent Temp: 78.1°F
Heat Index Cooling Degree Days Sun
Current: 72.3°F
Today: 74.2°F  2:06am
Yesterday: 89.7°F
Last Week: 111.2°F
Record: 127.2°F   26-Aug-2023
Today: 1.3
June: 235.2
2026 to Date: 891.7
Heating Degree Days
2026 to Date: 930.5
Sunlight Hours
Possible hours of Daylight
14:20 hrs:min
+ 00:00:18 Min
Almanac Irrigation Index5 Station All Time Records Fire Risk
Sunrise: 6:17am
Sunset: 8:37pm
Moonrise: 6:26am
Moonset: 8:37pm
Full Moon: June 29 2026
New Moon: 09:44 UTC July 14 2026
Updated at Midnight
Current: 0.03 in   
7-Days Rain: 0.44 in   
7-Days ET: 1.58 in   
7-Day: -1.14 in 1.14 in water in deficit of what evaporated in last 7 days.
June: -0.61 in 0.61 in water in deficit of what evaporated this month.
Irrigation System: Standby
Other Conditions
Air Density: 1.18 kg/m3
Cloud Height: 1772 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:
-0.1 at 03:35 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 Monday's Outlook
Overnight

Overnight: A 20 percent chance of showers and thunderstorms after 4am.  Mostly cloudy, with a steady temperature around 72. North northeast wind 5 to 10 mph.
Slight Chance
T-storms

Lo 72 °F
NWS forecast: A 20 percent chance of showers and thunderstorms after 4am. Mostly cloudy, with a steady temperature around 72. North northeast wind 5 to 10 mph.
Monday

Monday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm.  Partly sunny, with a high near 83. North northeast wind around 10 mph.
Chance
T-storms

Hi 83 °F
NWS forecast: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm. Partly sunny, with a high near 83. North northeast wind around 10 mph.
 NWS NWS Short Term Weather Forecast
Monday

Monday: A 30 percent chance of showers and thunderstorms, mainly between 1pm and 4pm.  Partly sunny, with a high near 83. North northeast wind around 10 mph.
Chance
T-storms
Monday
Night
Monday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 71. East wind 5 to 10 mph becoming light  in the evening.
Slight Chance
T-storms then
Mostly Cloudy
Tuesday

Tuesday: Mostly sunny, with a high near 90. Calm wind becoming southeast around 5 mph in the afternoon.
Mostly Sunny

Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 74. South wind 5 to 10 mph.
Partly Cloudy

Wednesday

Wednesday: Mostly sunny, with a high near 95. South wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Mostly Sunny

Wednesday
Night
Wednesday Night: Mostly clear, with a low around 77. South wind 15 to 20 mph, with gusts as high as 30 mph.
Mostly Clear

Thursday

Thursday: Mostly sunny, with a high near 96. South southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Mostly Sunny

Thursday
Night
Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Partly cloudy, with a low around 74. East wind 5 to 10 mph.  Chance of precipitation is 60%.
Showers
Likely
Hi 83 °F Lo 71 °F Hi 90 °F Lo 74 °F Hi 95 °F Lo 77 °F Hi 96 °F Lo 74 °F
US Radar & Infrared Satellite
US Radar National Infrared Satellite
Radar/Satellite images courtesy of Weather Underground.