Flash Flood Warning for Mesa, CO
Official alert fields
What you need to know
- Applies to
- Mesa
- Effective
- Ends or expires
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Likely
What is happening
FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... Southwestern Mesa County in west central Colorado... * Until 345 PM MDT. * At 1250 PM MDT, Doppler radar indicated thunderstorms producing heavy rain in John Brown Canyon. Between 0.5 and 1 inch of rain has fallen. The...
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. Arroyos, streams, and rivers can become raging currents in a matter of minutes, even from distant rainfall. Immediately climb to higher ground. Runoff concentrated through narrow canyon walls can quickly become dangerous, life threatening conditions.
Full official description
Bulletin details
FFWGJT The National Weather Service in Grand Junction has issued a * Flash Flood Warning for... Southwestern Mesa County in west central Colorado... * Until 345 PM MDT. * At 1250 PM MDT, Doppler radar indicated thunderstorms producing heavy rain in John Brown Canyon. Between 0.5 and 1 inch of rain has fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Flash flooding of creeks and streams, highways, county roads and underpasses/culverts. * Some locations that will experience flash flooding include... Mainly rural areas of Southwestern Mesa County, west of Gateway, including John Brown Canyon.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Flash Flood Warning issued August 13 at 12:50PM MDT until August 13 at 3:45PM MDT by NWS Grand Junction CO
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Grand Junction CO. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected