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Active official alertUpdated

Flash Flood Warning for Pima, AZ

Official alert fields

What you need to know

Applies to
Pima
Effective
Ends or expires
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

At 439 PM MST, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 0.8 and 1.7 inches of rain have fallen. Additional rainfall amounts up to 0.1 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding...

What the bulletin says to do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Remain alert for flooding even in locations not receiving rain. Washes, streams, and rivers can become raging killer currents in a matter of minutes, even from distant rainfall.

Full official description

Bulletin details

At 439 PM MST, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 0.8 and 1.7 inches of rain have fallen. Additional rainfall amounts up to 0.1 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. Some locations that will experience flash flooding include... South Tucson. This includes the following highways... Interstate 19 between mile markers 61 and 63. Route 86 near mile marker 171. Interstate 10 between mile markers 260 and 265. This includes the following streams and drainages... West Branch Santa Cruz River, Chico, Arroyo and Santa Cruz River.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

3 captured
  1. Update

    Flash Flood Warning issued August 29 at 4:39PM MST until August 29 at 6:45PM MST by NWS Tucson AZ

    Official revision
  2. Update

    Flash Flood Warning issued August 29 at 4:10PM MST until August 29 at 6:45PM MST by NWS Tucson AZ

    Official revision
  3. Alert

    Flash Flood Warning issued August 29 at 3:55PM MST until August 29 at 6:45PM MST by NWS Tucson AZ

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Tucson AZ. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections