The National Weather Service office in Riverton has issued a Flash Flood Warning for southeastern Fremont County throughout the afternoon.
THE NATIONAL WEATHER SERVICE IN RIVERTON HAS ISSUED A * FLASH FLOOD WARNING FOR… SOUTHEASTERN FREMONT COUNTY IN CENTRAL WYOMING… * UNTIL 630 PM MDT. * AT 226 PM MDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. IN ADDITION HAIL UP TO NICKEL SIZE IS EXPECTED. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE… SWEETWATER STATION AND SAND DRAW. ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA. PRECAUTIONARY/PREPAREDNESS ACTIONS… TURN AROUND, DON’T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS, RIVERS, OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR CREEKS. PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU CAN DO SO SAFELY. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. &&
Earlier this afternoon, the NWS office also issued a significant weather advisory for both east central Sublette County and south central Fremont County. Scattered showers are expected to continue throughout the evening Wednesday. Thursday and Friday will see a slight chance of an afternoon shower, but are primarily hot and dry with Riverton and Lander temperatures reaching the low 90’s.
…SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL SUBLETTE AND SOUTH CENTRAL FREMONT COUNTIES UNTIL 300 PM MDT… AT 237 PM MDT, DOPPLER RADAR WAS TRACKING STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 8 MILES NORTH OF CIRQUE OF THE TOWERS TO NEAR BIG SANDY OPENING. MOVEMENT WAS NORTHEAST AT 15 MPH. HALF INCH HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH THESE STORMS. STRONG THUNDERSTORMS WILL BE NEAR… WIND RIVER PEAK AROUND 255 PM MDT. OTHER LOCATIONS IMPACTED BY THESE STORMS INCLUDE BIG SANDY CAMPGROUND, DICKINSON CREEK CAMPGROUND AND SINKS CANYON CAMPGROUND. PRECAUTIONARY/PREPAREDNESS ACTIONS… FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THESE STORMS. LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE A BUILDING OR VEHICLE. THESE STORMS MAY INTENSIFY, SO BE CERTAIN TO MONITOR LOCAL RADIO STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. PERSONS IN CAMPGROUNDS SHOULD CONSIDER SEEKING STURDY SHELTER UNTIL THESE STORMS PASS.