MCKINNEY, TX 75069 Weather Forecast & Current Conditions

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75069 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
MCKINNEY, TX Current Weather
12:53 AM CDT AUG 19, 2026
Clear 84°F
Feels Like:	86°F
Dewpoint:	66°F
Rel. Hum.:	55%
Visibility:	10 miles
Wind:	S at 8 mph
Pressure:	29.95 inches
Last 72 hours
Local Area Snow Depth
Texas Current Weather
Texas MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

75069 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	MCKINNEY, TX 75069 Weather Forecast	Snowfall Forecast pages Snow Depth pages

REST OF TONIGHT
Mostly clear. Lows around 80. South winds 5 to 10 mph.

WEDNESDAY
Sunny, hot with highs around 103. Southwest winds 5 to 10 mph. Heat index values up to 107.

WEDNESDAY NIGHT
Mostly clear. Lows around 80. South winds 5 to 10 mph.

THURSDAY
Sunny, hot with highs around 104. Southwest winds 5 to 10 mph. Heat index values up to 107.

THURSDAY NIGHT
Mostly clear. Lows in the upper 70s. South winds around 5 mph.

FRIDAY
Sunny, hot with highs around 100. Heat index values up to 110 in the afternoon.

FRIDAY NIGHT
Mostly clear. Lows in the upper 70s.

SATURDAY
Sunny, hot with highs around 100. Heat index values up to 110 in the afternoon.

SATURDAY NIGHT
Mostly clear. Lows in the upper 70s.

SUNDAY
Sunny, hot with highs 100 to 105. Heat index values up to 110 in the afternoon.

SUNDAY NIGHT
Mostly clear. Lows around 80.

MONDAY
Sunny, hot with highs 100 to 105. Heat index values up to 110 in the afternoon.

MONDAY NIGHT
Mostly clear. Lows around 80.

75069 WEATHER SATELLITE LOOPS

Visible Weather Satellite
MCKINNEY, TX 75069

Infrared Weather Satellite
MCKINNEY, TX 75069

75069 WEATHER RADAR LOOP

NEXRAD Weather Radar
MCKINNEY, TX 75069

MOS COMPUTER WEATHER FORECAST

MCKINNEY, TX 3 hourly weather forecast

weather forecast created 7:00 PM CDT 8/18/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
19 AUG 2026

1 AM

89°

92°

Clear

0%

0% Thunder
( 2% severe)

S 10

47%

66°

Low 82°

4 AM

86°

89°

Clear

S 10

55%

68°

High 104°

7 AM

83°

86°

Partly Cloudy

0%

0% Thunder
( 1% severe)

S 9

61%

68°

Partly Cloudy

10 AM

92°

95°

Partly Cloudy

SW 10

43%

66°

1 PM

100°

103°

Partly Cloudy

0%

0% Thunder
( 8% severe)

SSW 10

31%

64°

4 PM

104°

108°

Partly Cloudy

S 10

28%

64°

7 PM

101°

105°

Partly Cloudy

0%

0% Thunder
( 2% severe)

S 12

31%

65°

10 PM

93°

97°

Clear

S 9

43%

67°

Thursday
20 AUG 2026

1 AM

90°

93°

Clear

1%

0% Thunder
( 4% severe)

S 10

47%

67°

Low 81°

4 AM

86°

89°

Clear

SSW 10

53%

67°

High 104°

7 AM

82°

85°

Partly Cloudy

0%

0% Thunder
( 4% severe)

SSW 9

61%

67°

Partly Cloudy

10 AM

91°

93°

Clear

SW 10

42%

65°

1 PM

100°

103°

Clear

1%

0% Thunder
( 16% severe)

WSW 8

31%

64°

4 PM

104°

108°

Partly Cloudy

SW 8

28%

64°

7 PM

101°

104°

Partly Cloudy

1%

0% Thunder
( 14% severe)

SE 8

30%

64°

10 PM

92°

96°

Clear

ESE 8

44%

67°


MCKINNEY, TX extended weather forecast
Friday 21 AUG 2026	Saturday 22 AUG 2026	Sunday 23 AUG 2026	Monday 24 AUG 2026	Tuesday 25 AUG 2026
Low 75°	Low 79°	Low 76°	Low 78°	Low 75°
High 100°	High 103°	High 108°	High 106°	High 100°

Partly Cloudy 30% Rain	Partly Cloudy 23% Rain	Clear 11% Rain	Clear 8% Rain	Clear 10% Rain

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