Flood Watch FLOOD WATCH - Mt Lemmon/ Summerhaven  - 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: @ 11-Aug-2026 3:10am - next update at 3:15am   updated
Summary / Temperature Wind Rain Cloud Height
partly cloudy -  Lightning observed partly cloudy - Lightning observed
Currently: 84.5, Max: 86.8, Min: 84.1 84.5°F
Temp Trend Colder 0.9°F than last hour.

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Feels like: 95.7°F

24-hr difference
4.2°FWarmer 4.2°F than yesterday at this time.
  Today Yesterday
High: 86.8°F
12:27am
105.1°F
1:50pm
Low: 84.1°F
2:24am
76.8°F
5:57am
Fire
Davis VP2 Status
ICN:4 | ISS:Ok | CON:4.7 | RCP:99%
Indoor Temp and Humidity
Indoor Temp: 81.1°F
Indoor Humidity: 47 %
 Wind from ESE ESE
1.6
Gust:
0 mph
0 Bft - Light Air
Max Gust: 10.4 mph  12:09 AM
1Hr Average: 0.3 mph
Max Gust
This Month:
26.0 mph
on  Aug 3
Wind Run: 2.68 miles
Wind Year: 8154.96 miles
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0 in
This Month: 0.14 in
Season Total: 3.48 in
Last Rain
Time/Date:
8/9/2026
at 6:06 PM
32 rain days in 2026
4 rain days in August
Humidity & Barometer Almanac Sun/Moon
Humidity: 52 % Increased 6.0% since last hour.
High Humidity
Today:
52%
at 2:46 AM
Low Humidity
Today:
44%
at 12:17 AM
Barometer: 29.823 inHg Rising 0.02  inHg/hr
Baro Trend: Rising slowly
Dew Point: 64.9°F Increased 2.7°F since last hour.
Wet Bulb: 71.8
Sunrise: 5:45am
Sunset: 7:13pm
Moonrise: 4:20am
Moonset: 5:56pm
Full Moon: Wed, 29-Jul-2026 7:36am MST
New moon: Wed, 12-Aug-2026 10:37am MST
Sunlight:
Today:13 h 27 m 6 s
(Noon)
graph
(Midnight)
Waning Crescent
Waning Crescent, Moon at 27 days in cycle
4%
Illuminated
UV Summary/Forecast Solar Summary Air Quality
High Yest:   9.4 @ 12:14 PM
Aug-11

10.3
Aug-12

9.7
Aug-13

10.7
High Yest:   928.0 @ 12:04 PM
Today: 00:00 Hrs
Month: 82:17 Hrs
44
  Good
Averages / Records
Average Temperatures This Date Record Temperatures This Date
Average High
99°F
Average Low
76°F
Record High
108°F (1993)
Record Low
62°F (1900 & 1917)
 NWS Weather Forecast  - Outlook: Overnight & Tuesday
Overnight

Overnight: Partly Cloudy
Partly Cloudy

Lo 76 °F
NWS forecast: Partly cloudy, with a low around 76. Southeast wind around 3 mph.
Davis VP+ forecast: Partly cloudy with slight chance of showers in the morning, then partly cloudy with chance of showers and thunderstorms in the afternoon. Some thunderstorms may produceheavy rainfall in the afternoon. Highs 92 to 100. Southwest wind around 10 mph becoming west 5 to 15 mph in the afternoon. Chance of precipitation 30 percent.
 
Tuesday

Tuesday: Mostly Sunny then Chance Showers And Thunderstorms
Mostly Sunny then Chance Showers And T-Storms

Hi 100 °F
NWS forecast: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 100. Heat index values as high as 102. West southwest wind 3 to 10 mph. Chance of precipitation is 50%.
NWS Short Term Weather Forecast
Tuesday
Night
Tuesday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms

Lo 75 °F
Wednesday

Wednesday: Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers And T-Storms Likely then Chance Showers And T-Storms

Hi 96 °F
Wednesday
Night
Wednesday Night: Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Chance Showers And T-Storms then Showers And T-Storms Likely

Lo 74 °F
Thursday

Thursday: Chance Showers And Thunderstorms
Chance Showers And T-Storms

Hi 96 °F
Thursday
Night
Thursday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms

Lo 74 °F
Friday

Friday: Mostly Sunny
Mostly Sunny

Hi 98 °F
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy

Lo 77 °F
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