• Mon

    Aug 15

    97°Lo 75°

    Sunshine and very warm

    Asthma Weather
    • Hi
      RealFeel
      97°
    • Precip
      5%
    • Cloud
      Cover
      4%
    more
  • Tue

    Aug 16

    97°Lo 75°

    Very warm with sunshine

    Asthma Weather
    • Hi
      RealFeel
      97°
    • Precip
      5%
    • Cloud
      Cover
      0%
    more
  • Wed

    Aug 17

    97°Lo 75°

    Very warm with sunshine

    Asthma Weather
    • Hi
      RealFeel
      98°
    • Precip
      20%
    • Cloud
      Cover
      8%
    more
  • Thu

    Aug 18

    98°Lo 77°

    Partly sunny and very warm

    Asthma Weather
    • Hi
      RealFeel
      100°
    • Precip
      25%
    • Cloud
      Cover
      44%
  • Fri

    Aug 19

    100°Lo 77°

    Sunlit and very warm

    Asthma Weather
    • Hi
      RealFeel
      101°
    • Precip
      10%
    • Cloud
      Cover
      6%
    more
Next Previous
Hi 98° RealFeel® 100° Precipitation 25%

Day

N

E

S

W

  • SSW 8 mph
  • Gusts: 14 mph

Very warm with sun and some clouds

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 13%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 77° RealFeel® 79° Precipitation 20%

Night

N

E

S

W

  • SSW 7 mph
  • Gusts: 12 mph

Clear to partly cloudy and warm

  • Max UV Index: N/A
  • Thunderstorms: 10%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 18

more Historical Weather Data >
  Today Normal Record 8/18/2015
High 98° 93° N/A 97°
Low 77° 70° N/A 76°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:52 AM with 13:16 of sunlight, then sets at 8:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:26 PM with 11:42 of moolight, then sets at 8:08 AM

Mckinney Weather Report

Drenching storms to raise flood risk over southern US through Wednesday

July 26, 2016; 8:44 AM ET

Heavy downpours will raise the concern for flash flooding along the Gulf Coast and lower Mississippi Valley through midweek. more >