Colorado Severe Flood Watch | Effective 08/15/2026 18:17

Headline: 
Flood Watch issued August 15 at 7:17PM MDT until August 15 at 10:00PM MDT by NWS Denver CO
Event: 
Flood Watch
Urgency: 
Future
Effective: 
August 15, 2026 - 6:17pm
Expires: 
August 15, 2026 - 9:00pm
Description: 
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of east central and northeast Colorado, including eastern Elbert, Lincoln, Washington, Sedgwick, and Phillips Counties. * WHEN...Until 10 PM MDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Additional thunderstorms and heavy rainfall this evening, combined with the heavy rainfall from the past 3 days, will bring a threat for flash flooding this afternoon and evening. Stronger storms will be capable of producing 1 to 2 inches of rain in 30 minutes, with isolated areas receiving storm totals of 3+ inches.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Area Description: 
North and Northeast Elbert County Below 6000 Feet/North Lincoln County; Southeast Elbert County Below 6000 Feet/South Lincoln County; Washington County; Sedgwick County; Phillips County
Forcast Office: 
NWS Denver CO
Sender: 
w-nws.webmaster@noaa.gov