How does NOAA issue severe storm watches for McKinney?

The National Weather Service (NWS) monitors atmospheric instability across Texas. When convective storms, tornado potential, or flash floods are detected, automated NOAA advisories are immediately broadcasted.

What are the best outdoor weather hours in McKinney today?

Check the 24-hour hourly trend chart above to identify windows of minimal rain probability, low UV index periods, and mild temperatures.

Unknown NOAA AlertExpires: Sep 22, 11:15 PM

Air Quality Alert — Wise; Denton; Collin; Hunt; Parker; Tarrant; Dallas; Rockwall; Kaufman; Hood; Johnson; Ellis; Henderson

Air Quality Alert issued September 21 at 3:02PM CDT by NWS Fort Worth TX

TX, USAZIP 75069Live NOAA Station

McKinney, TX

Q: What is the current temperature and forecast in McKinney, Texas?

The current weather in McKinney is around 89°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

Despejado•Sensación térmica 95°F+4° heat index

94°F/72°F

4 mph 16°

49%Humedad

89°F

National Weather Service High-Resolution Rapid Refresh (HRRR)

Actualizado: 06:30 AM (America/Chicago)

Daily Meteorological Briefing

McKinney, TX

Synthesized forecast and practical day-planning insights

NOAA HRRR Stream

Expect mild and stable weather across McKinney, TX today.

Current temperature is 89°F (feels like 95°F), with daytime highs reaching 94°F and overnight lows around 72°F. Humidity is at 49%, with atmospheric pressure steady at 1017 hPa.

Overall excellent conditions for commuting and outdoor routines.

Daily Range

Δ 12° Variation

Rain Likelihood

Low (< 10%)

Solar Exposure

UV 5.6 • High UV

24-Hour Temperature & Rain Outlook

Hourly temperature progression and precipitation probability

Temp (°F) Rain (%)

Pronóstico por Hora

Next 16 Hours

Now

80°F

1 AM

79°F

2 AM

78°F

3 AM

76°F

4 AM

75°F

5 AM

74°F

6 AM

74°F

7 AM

72°F

8 AM

73°F

9 AM

78°F

10 AM

81°F

11 AM

86°F

12 PM

91°F

1 PM

93°F

2 PM

94°F

3 PM

94°F

Pronóstico de 10 Días

Extended 10-day meteorological outlook

10-Day Range

Hoy

22 sept

72°F

94°F

mié

23 sept

76°F

95°F

jue

24 sept

73°F

96°F

vie

25 sept

71°F

94°F

sáb

26 sept

75°F

94°F

dom

27 sept

17%

79°F

97°F

lun

28 sept

22%

71°F

95°F

mar

29 sept

35%

75°F

84°F

mié

30 sept

36%

73°F

89°F

jue

1 oct

23%

76°F

91°F

Weather Details & Observations

Real-time atmospheric measurements and environmental indicators

Live Feed

Índice UVHigh

5.6 / 11+

Protection requiredPeak 6.9

Viento16°

4 mph

Wind Gusts:5 mph

Conditions:Gentle breeze

Sun CycleDaylight

Sunrise07:14 AM

Sunset07:23 PM

Solar Noon:12:54 PM

HumedadComfortable

49%

Punto de Rocío:67°F

PresiónSteady

30.03 inHg

Trend:Stable (+0.1 hPa)

VisibilidadClear

23.4 mi

Haze:Minimal

Air Quality Index (AQI)Moderate

53US EPA Standard

Air quality is acceptable for most people.

PM2.512 µg

OZONE78 µg

PM1013 µg

Daily Lifestyle & Activity Index

Practical recommendations tailored to current local conditions

Outdoor SportsCaution

Extreme temperatures. Indoor exercise recommended.

Car WashRecommended

Dry conditions will keep your vehicle clean.

Pollen & AllergyLow Risk

Pollen counts remain in the comfortable range.

Driving SafetyOptimal

Dry pavement and clear visibility throughout.

Sun & Moon • Celestial Dynamics

Solar orbital arc trajectory and lunar cycle visibility

Astronomy Telemetry

Solar Day TrackDaylight Arc

Sunrise02:14 AM

Daylight ~13h

Sunset02:23 PM

Lunar Phase & StargazingNight Sky

Waxing Gibbous

80% Illumination

Stargazing condition: Optimal Visibility

Next Full Moon in ~5 daysTidal Currents Normal

Preguntas Frecuentes sobre el Clima - McKinney, Texas

The current weather in McKinney is around 89°F. Forecast models from NOAA and high-resolution satellite imagery provide 10-day trends and real-time precipitation radars updated every 15 minutes.

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