2:10pm National Weather Advisory from AccuWeather: From U.S. National Weather Service: Flash Flood Warning in effect until Saturday, Sep 14, 5:00pm. THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A * FLASH FLOOD WARNING FOR ... CENTRAL LARIMER COUNTY IN NORTH CENTRAL COLORADO ... * UNTIL 500 PM MDT * AT 207 PM MDT ...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN FROM JUST SOUTHEAST OF PINGREE PARK TO NEAR RUSTICK AND JUST SOUTH OF RED FEATHER LAKES. AROUND ONE HALF INCH OF RAIN HAS ALREADY FALLEN JUST NORTHEAST OF PINGREE PARK ...WITH ANOTHER INCH EXPECTED FROM THE SMALL BUT INTENSE THUNDERSTORMS IN THE AREA. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE ... RUSTIC ...PINGREE PARK AND RED FEATHER LAKES. PRECAUTIONARY/PREPAREDNESS ACTIONS ... EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF CREEKS AND STREAMS ...ROADS AND ROADSIDE CULVERTS. THE HEAVY RAINS COULD ALSO TRIGGER ROCK SLIDES OR DEBRIS FLOWS IN STEEP TERRAIN. HEAVY RAINFALL WILL CAUSE FLASH FLOODING OF CREEKS ...STREAMS ...ROADS AND CULVERTS IN THE WESTERN PORTION OF THE HIGH PARK BURN AREA. SOME AREAS AFFECTED INCLUDE RIST CANYON ...BUCKHORN CREEK ...REDSTONE CANYON ...STOVE PRAIRIE ...AND GULCHES DRAINING INTO THE POUDRE CANYON ALONG HIGHWAY STAY AWAY OR BE SWEPT AWAY. RIVER BANKS AND CULVERTS CAN BECOME UNSTABLE AND UNSAFE. From U.S. National Weather Service: Areal Flood Warning in effect until Saturday, Sep 14, 7:45pm. THE NATIONAL WEATHER SERVICE IN DENVER HAS ISSUED A * FLOOD WARNING FOR ... WESTERN WELD COUNTY IN NORTHEAST COLORADO ... NORTHEASTERN PARK COUNTY IN CENTRAL COLORADO ... JEFFERSON COUNTY IN NORTHEAST COLORADO ... LARIMER COUNTY IN NORTH CENTRAL COLORADO ... EASTERN CLEAR CREEK COUNTY IN CENTRAL COLORADO ... BROOMFIELD COUNTY IN NORTHEAST COLORADO ... GILPIN COUNTY IN CENTRAL COLORADO ... BOULDER COUNTY IN NORTHEAST COLORADO ... * UNTIL 745 PM MDT SATURDAY * AT 741 AM MDT ...EMERGENCY MANAGEMENT REPORTED FLOODING CONTINUING IN NUMEROUS LOCATIONS FROM THE NORTHERN PORTIONS OF THE DENVER METRO AREA NORTH TO THE FORT COLLINS AREA. SOME OF THE PLACES WHERE FLOODING WAS OCCURRING INCLUDED THE ST VRAIN RIVER ...LEFTHAND CREEK ...BOULDER CREEK ...AND COAL CREEK FROM EASTERN BOULDER COUNTY INTO WELD COUNTY ...THE BIG THOMPSON AND LITTLE THOMPSON RIVERS ...AND CACHE LA POUDRE RIVER IN LARIMER AND WELD COUNTIES. THERE ARE WIDESPREAD ROAD CLOSURES AND SOME ROADS AND BRIDGES HAVE BEEN WASHED OUT. THE AREAL FLOOD WARNING HAS EXPIRED FOR LOCATIONS IN DENVER COUNTY ...ADAMS COUNTY ...WHICH ALSO INCLUDES THE CITY OF AURORA. NO FURTHER REPORTS OF FLOODING HAVE BEEN RECEIVED IN THESE LOCATIONS. ADDITIONAL SHOWERS AND THUNDERSTORMS WILL AGAIN BE POSSIBLE THIS AFTERNOON AND TONIGHT OVER FLOODED AREAS. THE ADDITIONAL RAIN MAY CAUSE RENEWED FLOODING IN AREAS WHERE THE WATER HAS RECEDED. BE PREPARED TO EVACUATE IF YOU LIVE IN A LOW LYING AREA. HAVE YOUR IMPORTANT PERSONAL BELONGINGS TOGETHER IN THE EVENT OF AN EVACUATION. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE ... FORT COLLINS ...GREELEY ...LAKEWOOD ...ARVADA ...WESTMINSTER ... BOULDER ...LONGMONT ...LOVELAND ...BROOMFIELD ...SOUTHWESTERN LITTLETON ...BRIGHTON ...WHEAT RIDGE ...LAFAYETTE ...GOLDEN ... WINDSOR ...EVANS ...LOUISVILLE ...ERIE ...EVERGREEN ...SUPERIOR ... FIRESTONE ...JOHNSTOWN ...FREDERICK ...FORT LUPTON ...WELLINGTON ... ESTES PARK ...MILLIKEN ...BERTHOUD ...DACONO AND MEAD. PRECAUTIONARY/PREPAREDNESS ACTIONS ... A FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR HAS BEEN REPORTED. STREAM RISES WILL BE SLOW AND FLASH FLOODING IS NOT EXPECTED. HOWEVER ...ALL INTERESTED PARTIES SHOULD TAKE NECESSARY PRECAUTIONS IMMEDIATELY. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS ...HIGHWAYS AND UNDERPASSES IN URBAN AREAS. ADDITIONALLY ...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS ...STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLOODING. From U.S. National Weather Service: Flood Warning in effect until Sunday, Sep 15, 3:37pm. THE FLOOD WARNING CONTINUES FOR THE BIG THOMPSON RIVER NEAR LOVELAND. * UNTIL FURTHER NOTICE ...OR UNTIL THE STREAM FALLS BELOW FLOOD STAGE. * FLOOD STAGE IS 6.0 FEET. * FORECAST ...THE RIVER IS FORECAST TO HAVE A MAXIMUM VALUE OF 7.2 FEET LATE THIS MORNING. * IMPACT ...AT 7.0 FEET ...SYLVAN DALE RANCH NEAR CEDAR COVE IS FLOODED. WATER ALSO FLOODS SEVERAL HOUSES WEST OF MARIANNA BUTTE. From U.S. National Weather Service: Flood Warning in effect until Sunday, Sep 15, 6:00pm. THE FLOOD WARNING CONTINUES FOR THE NORTH FORK BIG THOMPSON RIVER AT DRAKE. * UNTIL SUNDAY EVENING ...OR UNTIL THE STREAM FALLS BELOW FLOOD STAGE. * AT 8:30 AM SATURDAY THE STAGE WAS 10.2 FEET. * FLOOD STAGE IS 6.0 FEET. * RECORD FLOODING IS OCCURRING AND MAJOR FLOODING IS FORECAST. * FORECAST ...THE RIVER WILL CONTINUE TO FALL TO BELOW FLOOD STAGE BY SUNDAY AFTERNOON. * IMPACT ...AT 8.0 FEET ...MAJOR FLOODING OCCURS ALONG THE REACH. From U.S. National Weather Service: Flash Flood Watch in effect until Sunday, Sep 15, 6:00pm. ...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY AFTERNOON ... THE FLASH FLOOD WATCH CONTINUES FOR * PORTIONS OF CENTRAL COLORADO ...NORTH CENTRAL COLORADO AND NORTHEAST COLORADO ...INCLUDING THE FOLLOWING AREAS ...IN CENTRAL COLORADO ...JEFFERSON AND WEST DOUGLAS COUNTIES ABOVE 6000 FEET/GILPIN/CLEAR CREEK/NORTHEAST PARK COUNTIES BELOW 9000 FEET AND SOUTH AND SOUTHEAST GRAND/WEST CENTRAL AND SOUTHWEST BOULDER/GILPIN/CLEAR CREEK/SUMMIT/NORTH AND WEST PARK COUNTIES ABOVE 9000 FEET. IN NORTH CENTRAL COLORADO ... LARIMER COUNTY BELOW 6000 FEET/NORTHWEST WELD COUNTY ...LARIMER AND BOULDER COUNTIES BETWEEN 6000 AND 9000 FEET AND SOUTH AND EAST JACKSON/LARIMER/NORTH AND NORTHEAST GRAND/NORTHWEST BOULDER COUNTIES ABOVE 9000 FEET. IN NORTHEAST COLORADO ... BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY. * THROUGH SUNDAY AFTERNOON * ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES WITH UP TO 3 INCHES WILL BE POSSIBLE IN THE MOUNTAINS ...AND IN AND NEAR THE FOOTHILLS THROUGH SUNDAY AFTERNOON. AT THIS TIME THE BEST CHANCE OF HEAVIER RAINFALL APPEARS TO BE FROM LATE TONIGHT THROUGH SUNDAY AFTERNOON. HOWEVER SCATTTERED THUNDERSTORMS THIS AFTERNOON INTO THE EARLY EVENING HOURS COULD PRODUCE UP TO AN INCH OF RAIN IN LESS THAN 45 MINUTES IN SOME LOCATIONS WHICH COULD LEAD TO FLASH FLOODING AS WELL. PRECAUTIONARY/PREPAREDNESS ACTIONS ... A FLASH FLOOD WATCH MEANS THAT CONDITIONS MAY DEVELOP THAT LEAD TO FLASH FLOODING. FLASH FLOODING IS A VERY DANGEROUS SITUATION. YOU SHOULD MONITOR LATER FORECASTS AND BE PREPARED TO TAKE ACTION SHOULD FLASH FLOOD WARNINGS BE ISSUED.
Posted on: Sat, 14 Sep 2013 20:12:13 +0000
Trending Topics
Recently Viewed Topics
© 2015