Weather Warnings for Colorado

Current Watches, Warnings and Advisories for Colorado Issued by the National Weather Service
Alerts Updated: July 23, 2021, 11:54 am  UTC


Flash Flood Watch issued July 23 at 11:54AM MDT until July 24 at 12:00AM MDT by NWS

Summary: ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING INCLUDING THE GRIZZLY CREEK BURN SCAR... The Flash Flood Watch continues for * Portions of northwest Colorado and west central Colorado, including the following areas, in northwest Colorado, Flat Tops. In west central Colorado, Central Colorado River Basin and Gore
Severity:  Severe    Effective:  July 23, 2021, 12:00 pm      Expires:  July 24, 2021, 12:00 am
Area:  Central Colorado River Basin; Flat Tops; Gore and Elk Mountains, Central Mountain Valleys


Flash Flood Watch issued July 23 at 11:54AM MDT until July 24 at 12:00AM MDT by NWS

Summary: ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... The Flash Flood Watch continues for * A portion of west central Colorado, including the following areas, Upper Gunnison River Valley and West Elk and Sawatch Mountains. * Through this evening. * Scattered to numerous showers and thunderstorms are expected again
Severity:  Severe    Effective:  July 23, 2021, 12:00 pm      Expires:  July 24, 2021, 12:00 am
Area:  Upper Gunnison River Valley; West Elk and Sawatch Mountains


Flash Flood Watch issued July 23 at 11:54AM MDT until July 24 at 12:00AM MDT by NWS

Summary: ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... The Flash Flood Watch continues for * A portion of southwest Colorado, including the following area, Northwest San Juan Mountains. * Through this evening. * Scattered to numerous showers and thunderstorms are expected again
Severity:  Severe    Effective:  July 23, 2021, 12:00 pm      Expires:  July 24, 2021, 12:00 am
Area:  Northwestern San Juan Mountains


Flash Flood Watch issued July 23 at 11:54AM MDT until July 24 at 12:00AM MDT by NWS

Summary: ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING INCLUDING THE 416 AND ICE LAKE BURN SCARS... The Flash Flood Watch continues for * A portion of southwest Colorado, including the following area, Southwest San Juan Mountains. * Through this evening.
Severity:  Severe    Effective:  July 23, 2021, 12:00 pm      Expires:  July 24, 2021, 12:00 am
Area:  Southwest San Juan Mountains


Flash Flood Watch issued July 23 at 11:54AM MDT until July 24 at 3:00AM MDT by NWS

Summary: ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH LATE TONIGHT INCLUDING THE EAST CANYON BURN SCAR... The Flash Flood Watch continues for * A portion of southwest Colorado, including the following areas, Animas River Basin, Four Corners/Upper Dolores River and San Juan River Basin.
Severity:  Severe    Effective:  July 23, 2021, 12:00 pm      Expires:  July 24, 2021, 3:00 am
Area:  Animas River Basin; Four Corners, Upper Dolores River; San Juan River Basin


Air Quality Alert issued July 23 at 11:10AM MDT by NWS

Summary: ...OZONE ACTION DAY ALERT FROM 400 PM THURSDAY UNTIL 400 PM FRIDAY... The Colorado Department of Public Health and Environment has issued the following... WHAT...Ozone Action Day Alert. WHERE...Douglas, Jefferson, Denver, western Arapahoe, western
Severity:  Unknown    Effective:  July 23, 2021, 11:10 am      Expires:  July 23, 2021, 4:00 pm
Area:  Adams; Arapahoe; Boulder; Broomfield; Denver; Douglas; Jefferson; Larimer; Weld


Air Quality Alert issued July 23 at 11:10AM MDT by NWS

Summary: ...AIR QUALITY HEALTH ADVISORY FOR OZONE FROM 1100 AM FRIDAY UNTIL 800 PM FRIDAY... The Colorado Department of Public Health and Environment has issued the following... WHAT...Air Quality Health Advisory for Ozone. WHERE...northern Teller and northwestern El Paso Counties.
Severity:  Unknown    Effective:  July 23, 2021, 11:10 am      Expires:  July 23, 2021, 8:00 pm
Area:  El Paso; Teller


Flash Flood Watch issued July 23 at 11:10AM MDT until July 24 at 12:00AM MDT by NWS

Summary: ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH THIS EVENING... The Flash Flood Watch continues for * Portions of central Colorado, south central Colorado and southeast Colorado, including the following areas, in central Colorado, Eastern Sawatch Mountains Above 11000 Feet, La Garita Mountains Above 10000 Feet, Saguache County East of Continental Divide Below
Severity:  Severe    Effective:  July 23, 2021, 12:00 pm      Expires:  July 24, 2021, 12:00 am
Area:  Eastern San Juan Mountains Above 10000 Ft; Eastern Sawatch Mountains above 11000 Ft; La Garita Mountains Above 10000 Ft; Northern Sangre de Cristo Mountains Between 8500 And 11000 Ft; Northern Sangre de Cristo Mountains above 11000 Ft; Saguache County East of Continental Divide below 10000 Ft; Saguache County West of Continental Divide Below 10000 Ft; Upper Rio Grande Valley, Eastern San Juan Mountains Below 10000 Ft; Western Chaffee County Between 9000 and 11000 Ft; Western Mosquito Range, East Lake County Above 11000 Ft


Flash Flood Watch issued July 23 at 1:00AM MDT until July 23 at 9:00PM MDT by NWS

Summary: .Widespread slow moving thunderstorms are expected today with a threat of flash flooding in the burn areas. ...FLASH FLOOD WATCH IN EFFECT FROM 11 AM MDT THIS MORNING THROUGH THIS EVENING... The National Weather Service in Denver has expanded the * Flash Flood Watch to include A portion of central Colorado,
Severity:  Severe    Effective:  July 23, 2021, 11:00 am      Expires:  July 23, 2021, 9:00 pm
Area:  Grand and Summit Counties Below 9000 Feet


Flash Flood Watch issued July 23 at 1:00AM MDT until July 23 at 9:00PM MDT by NWS

Summary: .Widespread slow moving thunderstorms are expected today with a threat of flash flooding in the burn areas. ...FLASH FLOOD WATCH NOW IN EFFECT FROM 11 AM MDT THIS MORNING THROUGH THIS EVENING... The Flash Flood Watch is now in effect for * Portions of central and north central Colorado, including the
Severity:  Severe    Effective:  July 23, 2021, 11:00 am      Expires:  July 23, 2021, 9:00 pm
Area:  Larimer and Boulder Counties Between 6000 and 9000 Feet; South and East Jackson, Larimer, North and Northeast Grand, Northwest Boulder Counties Above 9000 Feet; South and Southeast Grand, West Central and Southwest Boulder, Gilpin, Clear Creek, Summit, North and West Park Counties Above 9000 Feet