Extreme Heat Warning EXTREME HEAT WARNING - Pima County  - Tucson/Green Valley

NWS Tucson, Arizona Regional Radar WU South West Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ 16-Aug-2026 12:25am - next update at 12:30am   updated
Summary / Temperature Wind Rain Cloud Height
Clear Clear
Currently: 84.2, Max: 84.6, Min: 84.1 84.2°F
Temp Trend Colder 0.8°F than last hour.

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Feels like: 89.9°F

24-hr difference
2.6°FWarmer 2.6°F than yesterday at this time.
  Today Yesterday
High: 84.6°F
12:00am
103.6°F
2:25pm
Low: 84.1°F
12:19am
75°F
6:03am
Fire
Davis VP2 Status
ICN:1 | ISS:Ok | CON:4.7 | RCP:100%
Indoor Temp and Humidity
Indoor Temp: 81°F
Indoor Humidity: 46 %
 Wind from NE NE
0.7
Gust:
1 mph
0 Bft - Calm
Max Gust: 3.5 mph  12:07 AM
1Hr Average: 0.6 mph
Max Gust
This Month:
26.0 mph
on  Aug 3
Wind Run: 0.13 miles
Wind Year: 8340.97 miles
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 1.59 in
Season Total: 4.93 in
Last Rain
Time/Date:
8/13/2026
at 2:34 AM
34 rain days in 2026
6 rain days in August
Humidity & Barometer Almanac Sun/Moon
Humidity: 39 % Increased 1.0% since last hour.
High Humidity
Today:
39%
at 12:00 AM
Low Humidity
Today:
38%
at 12:00 AM
Barometer: 29.845 inHg Falling 0.01  inHg/hr
Baro Trend: Steady
Dew Point: 56.6°F  
Wet Bulb: 67.5
Sunrise: 5:49am
Sunset: 7:08pm
Moonrise: 9:54am
Moonset: 8:49pm
Full Moon: Thu, 27-Aug-2026 9:19pm MST
New moon: Thu, 10-Sep-2026 8:28pm MST
Sunlight:
Today:13 h 18 m 35 s
(Noon)
graph
(Midnight)
Waxing Crescent
Waxing Crescent, Moon at 3 days in cycle
13%
Illuminated
UV Summary/Forecast Solar Summary Air Quality
High Yest:   11.3 @ 12:35 PM
Aug-16

10.9
Aug-17

11.1
Aug-18

10.6
High Yest:   1020.0 @ 12:50 PM
Today: 00:00 Hrs
Month: 113:02 Hrs
37
  Good
Averages / Records
Average Temperatures This Date Record Temperatures This Date
Average High
99°F
Average Low
75°F
Record High
110°F (2020)
Record Low
60°F (1938)
 NWS Weather Forecast  - Outlook: Overnight & Sunday
Overnight

Overnight: Mostly Clear
Mostly Clear

Lo 78 °F
NWS forecast: Mostly clear, with a low around 78. North northeast wind around 5 mph.
Davis VP+ forecast: Mostly clear. Lows 72 to 78. Southwest wind around 5 mph.
 
Sunday

Sunday: Sunny
Sunny

Hi 104 °F
NWS forecast: Sunny, with a high near 104. Heat index values as high as 102. West southwest wind 2 to 9 mph.
NWS Short Term Weather Forecast
Sunday
Night
Sunday Night: Partly Cloudy
Partly Cloudy

Lo 81 °F
Monday

Monday: Sunny
Sunny

Hi 106 °F
Monday
Night
Monday Night: Mostly Clear
Mostly Clear

Lo 84 °F
Tuesday

Tuesday: Sunny
Sunny

Hi 106 °F
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy

Lo 84 °F
Wednesday

Wednesday: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms

Hi 106 °F
Wednesday
Night
Wednesday Night: Slight Chance Showers And Thunderstorms then Partly Cloudy
Slight Chance Showers And T-Storms then Partly Cloudy

Lo 84 °F
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