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Active official alertUpdated

Flash Flood Warning for Adams, CO; Weld, CO

Official alert fields

What you need to know

Applies to
Adams, Weld
Effective
Ends or expires
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

At 503 PM MDT, local law enforcement reported thunderstorms producing heavy rain and considerable street flooding over six inches deep over roadways in Brighton. Between 0.5 and 2.5 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is already...

What the bulletin says to do

Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Excessive runoff from this storm will cause flash flooding of small creeks and streams, highways and underpasses. Additionally, country roads, farmlands along the banks of creeks, and other low lying areas are subject to flooding.

Full official description

Bulletin details

At 503 PM MDT, local law enforcement reported thunderstorms producing heavy rain and considerable street flooding over six inches deep over roadways in Brighton. Between 0.5 and 2.5 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Law enforcement reported. IMPACT...Flash flooding of small creeks and streams, gulches, roads, and poor drainage and low-lying areas. Some locations that will experience flash flooding include... Northeastern Commerce City, Brighton, Lochbuie, Hudson, Keenesburg and Barr Lake. This includes the following streams and drainages... Box Elder Creek, Third Creek, Horse Creek, Second Creek and South Platte River.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

2 captured
  1. Update

    Flash Flood Warning issued August 14 at 5:03PM MDT until August 14 at 7:00PM MDT by NWS Denver CO

    Official revision
  2. Alert

    Flash Flood Warning issued August 14 at 3:55PM MDT until August 14 at 7:00PM MDT by NWS Denver CO

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Denver CO. 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