Arizona Severe Flood Watch | Effective 08/10/2026 11:12

Headline: 
Flood Watch issued August 10 at 11:12AM MST until August 11 at 11:00PM MST by NWS Tucson AZ
Event: 
Flood Watch
Urgency: 
Future
Effective: 
August 10, 2026 - 11:12am
Expires: 
August 11, 2026 - 7:00am
Description: 
* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Northeast Pima county including the Catalina and Rincon Mountains. * WHEN...From 2 PM MST Tuesday afternoon through 11 PM MST Tuesday evening. * IMPACTS...Excessive rainfall runoff may result in flash flooding of normally dry washes, roadway dips and other low-lying areas. * ADDITIONAL DETAILS... - Another round of showers and thunderstorms is expected Tuesday afternoon and evening. Additional rainfall from the previous day will result in faster responses in normally dry washes, creeks and roadway dips. Rainfall rates in excess of 1 inch per hour are expected with the stronger storms with isolated areas having the potential of 1-3 inches. - Http://www.weather.gov/safety/flood
Instruction: 
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued.
Area Description: 
Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven
Forcast Office: 
NWS Tucson AZ
Sender: 
w-nws.webmaster@noaa.gov