Tucson, AZ 85745 Weather

Pima County4:29 AM MST32.24°N, 111.02°W

Current conditions

Mostly Cloudy
73°
Mostly Cloudy
Feels like 73°
High 88°·Low 70° tonight
WindSSE 6 mph
Humidity57%
Dew point57°
Cloud cover72%
UV index0 Low
Sunrise6:33 AM
Sunset5:46 PM

Observed at USCRN SITE AT SONORA DESERT MUSEUM NEAR TUCSON 11W · 1 hr ago

Forecast

10-day
  • Overnight

    Mostly cloudy, with a low around 70. South southeast wind around 6 mph.

  • Wednesday

    A chance of showers and thunderstorms after 8am. Mostly cloudy. High near 88, with temperatures falling to around 83 in the afternoon. South wind around 7 mph. Chance of precipitation is 40%.

  • Wednesday Night

    A slight chance of showers and thunderstorms before 11pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South southwest wind around 7 mph. Chance of precipitation is 40%.

National Weather Service forecast updated 2 hrs ago.

  1. Now Mostly Cloudy 71°
  2. 5 AM Mostly Cloudy 71°
  3. 6 AM Mostly Cloudy 70°
  4. 7 AM Partly Sunny 70°
  5. 8 AM Slight Chance Showers And Thunderstorms 73°18%
  6. 9 AM Slight Chance Showers And Thunderstorms 77°18%
  7. 10 AM Slight Chance Showers And Thunderstorms 80°18%
  8. 11 AM Chance Showers And Thunderstorms 83°39%
  9. 12 PM Chance Showers And Thunderstorms 85°39%
  10. 1 PM Chance Showers And Thunderstorms 86°39%
  11. 2 PM Chance Showers And Thunderstorms 86°39%
  12. 3 PM Chance Showers And Thunderstorms 87°39%
  13. 4 PM Chance Showers And Thunderstorms 84°39%
  14. 5 PM Slight Chance Showers And Thunderstorms 83°19%
  15. 6 PM Slight Chance Showers And Thunderstorms 81°19%
  16. 7 PM Slight Chance Showers And Thunderstorms 77°19%
  17. 8 PM Slight Chance Showers And Thunderstorms 76°22%
  18. 9 PM Slight Chance Showers And Thunderstorms 75°22%
  19. 10 PM Slight Chance Showers And Thunderstorms 75°22%
  20. 11 PM Chance Showers And Thunderstorms 74°31%
  21. Thu12 AM Chance Showers And Thunderstorms 73°31%
  22. 1 AM Chance Showers And Thunderstorms 72°31%
  23. 2 AM Chance Showers And Thunderstorms 72°41%
  24. 3 AM Chance Showers And Thunderstorms 71°41%

10-day forecast

Details
  1. TonightOct 20 Mostly Cloudy Mostly Cloudy70°
  2. TodayOct 21 Chance Showers And Thunderstorms Chance Showers And Thunderstorms41%69°88°
  3. ThuOct 22 Chance Showers And Thunderstorms Chance Showers And Thunderstorms53%62°84°
  4. FriOct 23 Sunny Sunny59°78°
  5. SatOct 24 Sunny Sunny58°77°
  6. SunOct 25 Sunny Sunny60°79°
  7. MonOct 26 Sunny Sunny62°82°
  8. TueOct 27 Sunny Sunny83°
  9. WedOct 28 Cloudy Cloudy61°80°
  10. ThuOct 29 Cloudy Cloudy62°85°

Days after the National Weather Service's seven are MET Norway's outlook, a computer model with no forecaster's review.

Radar

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Weather news near Tucson

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Air quality

33
Good
Fine particles (PM2.5)

Air quality is satisfactory, and air pollution poses little or no risk.

Forecast

  • WedGood (35)
  • ThuGood (31)
  • FriGood (35)

Tucson, AZ reporting area · 1 hr ago. Data from AirNow (EPA and its state, local and tribal partners); preliminary and subject to change.

Sun & moon

Sunrise 6:33 AM
Sunset 5:46 PM
Daylight 11 h 13 min (−1 min 52 s tomorrow)
Waxing Gibbous · 77% lit
Moonrise 3:10 PM Moonset 1:59 AM
Full moon Oct 26 New moon Nov 9

Almanac

Monthly
Normal high / low85° / 57°
Record high98° (2023)
Record low33° (1920)
Wettest1.55 in (1978)
Yesterday92° / 62°
Month to date0.41 in (normal 0.44 in)

Tucson Area, records since 1894. Normals 1991–2020. Data from NOAA's Regional Climate Centers (ACIS).

Nearby

Forecasters' discussion

From the National Weather Service office in TWC, issued 1 hr ago

Synopsis

Temperatures at or slightly above normal today and Thursday, then cooler than normal Friday into this weekend. An unsettled weather pattern continues with strong to severe thunderstorms possible today and Thursday. Main threat will be heavy rain, strong winds, and hail.

Discussion

Satellite imagery this morning showed considerable mid-high level clouds under southwest flow aloft out ahead of a strong upper level low off southern CA coast. Thunderstorm activity this morning as been across central and northern AZ and that should remain the case through 12 noon. As the upper low moves closer to the SoCal coast, the upper divergent field that is NW to Tucson will expand over the area. Scattered showers and thunderstorms that develop this afternoon will be capable of near severe strong winds, large hail and brief heavy rain with rainfall rates of 1-2"/hr. This is especially true across Pinal, Graham and Greenlee counties. A few strong storms are possible this evening into the overnight hours. For Thursday as the upper level trof moves inland there will be another round of scattered strong thunderstorms along with brief heavy rain. Flash flood watch remain in effect for later today into Thursday for Pinal, Graham and Greenlee counties.

Drier air moves in for Friday, though some lingering showers possible near the NM border, which could linger into the weekend as well.

Temperatures through Thursday will be at or slightly above normal, then cooler than normal Friday into this weekend. Latest NBM has a freeze potential at the highest elevations of the White Mountains Sun/Mon morning.

Aviation

Valid thru 22/12Z. SCT-BKN clouds 8-12k ft agl. Aft 21/17z, SCT -SHRA/-TSRA thru end of valid pd. Any shower or storm could produce brief MVFR/IFR in addition to strong winds to 50 kts, small to marginally severe hail and brief heavy rain. SFC winds away from TS mainly less than 12 kts. Aviation discussion not updated for TAF amendments.

Fire Weather

Temperatures at or slightly above normal today and Thursday, then cooler than normal Friday into this weekend. Wind speeds mostly less than 15 mph this week except for Thursday with southwest winds around 15 to 20 mph. Minimum relative humidity remains above 25-40+ percent in the valleys through the week with most days seeing anywhere from a 20-80 percent chance of showers with embedded thunderstorms at times as an unsettled pattern continues.

Forecasts, observations and alerts in the United States come from the National Weather Service (NOAA); radar from NOAA's Multi-Radar Multi-Sensor system; satellite imagery from NASA's Global Imagery Browse Services (GIBS) and NOAA's GOES satellites; the map from the U.S. Geological Survey's National Map; air quality from AirNow (EPA and its partners); hurricane information from the National Hurricane Center; climate normals and records from NOAA's Regional Climate Centers (ACIS). Forecasts outside the United States and the UV index: MET Norway (CC BY 4.0); observations outside the U.S.: airport reports via NOAA's Aviation Weather Center. Place names: GeoNames (CC BY 4.0). Data are copied on a schedule and may lag the sources; for warnings that affect your safety, follow your local National Weather Service office and emergency officials. Weather news is drawn from the 4Search index and reflects what the press published. Terms of use.