Significant snowmelt runoff expected
April 24, 2012
The National Weather Service is advising that significant snowmelt runoff at the 9000 to 9500 foot elevation is expected Tuesday afternoon through Thursday morning, April 24-26.
Appreciable rises along area creeks and streams expected Wednesday morning through Thursday night.
Warm afternoon temperatures in the 60s are still expected at the 9000 to 9500 foot elevation Tuesday afternoon. Morning low temperatures at the 9000 to 9500 foot elevation are also expected to be above the frost temperatures (35-37f) Wednesday morning.
Snowmelt runoff will significantly increase at the 9000 to 9500 foot elevation Tuesday afternoon through Thursday morning.
Small streams and creeks will begin to see appreciable diurnal rises by Wednesday morning through Thursday night, in response to two to three days of afternoon temperatures above 60 degrees at the 9000 foot elevation, as well as two mild nights and early mornings above 9000 feet elevation.
Cooler mountain temperatures are forecasted by Wednesday afternoon with temperatures at the 9500 foot elevation reaching into the upper 50s. Afternoon temperatures on Thursday at the 9500 foot elevation are expected to be in the 50s.
Rainshowers are also expected across the region by the end of the week. At this time, the showers are expected to be isolated with little areal extent. The snow level is expected to drop to near 9000 feet by Friday night. Stay tuned to updated precipitation forecasts.
Visit weather.gov/riverton and select the rivers & lakes for graphical forecasts and additional information.
Jim Mitchell, Sublette County Emergency Management Coordinator, asks the public to please keep an eye on the water and call the Sublette County Sheriff’s Office at 307-367-4378 if there are any significant concerns.
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