Severe Storms, Heavy Rain, Hail Possible In Southeast Wyoming

The Cheyenne Office of the National Weather Service says severe storms featuring heavy rain, quarter size hail and winds up to 60 miles per hour are possible again this afternoon [Aug. 13] in southeastern Wyoming.

The agency posted the following on its website:

A Marginal Risk for severe thunderstorms covers most of southeast Wyoming and Nebraska Panhandle for this afternoon and evening. Storms will be capable of producing quarter sized hail and 60 mph downburst winds, along with very heavy rainfall. Be weather aware today!

Heavy rain is once again possible:Showers and thunderstorms look to become widespread again this afternoon through the evening hours. Some of these storms will create heavy rainfall and the possibility of flash flooding. Especially where storms move over the same area (training storms). A Marginal Risk for excessive rainfall has been identified along the Interstate 80 corridor from Sidney to Rawlins as well as Interstate 25 north to Wheatland. Be flood aware today, never drive through flooded roadways, they might be washed out. If encountering flooded roads, turn around, don't drown!

Cheyenne, Laramie Forecasts

Cheyenne Forecast:

Today

A chance of rain and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 3pm, then showers and thunderstorms likely after 3pm. Partly sunny, with a high near 80. West wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tonight

A chance of showers and thunderstorms before midnight, then a chance of rain and thunderstorms between midnight and 3am, then a chance of rain after 3am. Some of the storms could be severe. Mostly cloudy, with a low around 55. Southwest wind around 10 mph. Chance of precipitation is 50%.

Wednesday

A 50 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. West northwest wind 10 to 15 mph.

Wednesday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 50. West northwest wind 10 to 15 mph. Chance of precipitation is 30%.

Thursday

A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Northwest wind around 10 mph.

Thursday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 51. Chance of precipitation is 30%.

Friday

A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 85.

Friday Night

Mostly clear, with a low around 54.

Saturday

Sunny, with a high near 88.

Saturday Night

Partly cloudy, with a low around 56.

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 85.

Sunday Night

Partly cloudy, with a low around 57.

Monday

A chance of showers and thunderstorms. Mostly sunny, with a high near 84.

Laramie Forecast

Today

A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 3pm, then showers and thunderstorms likely after 3pm. Some of the storms could be severe. Partly sunny, with a high near 75. West southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Showers and thunderstorms likely before midnight, then a chance of rain and thunderstorms between midnight and 3am, then a chance of rain after 3am. Some of the storms could be severe. Mostly cloudy, with a low around 52. Southwest wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

Showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 74. West wind 10 to 15 mph. Chance of precipitation is 60%.

Wednesday Night

A chance of showers and thunderstorms before 9pm, then a chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 47. West southwest wind 5 to 15 mph. Chance of precipitation is 30%.

Thursday

A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 73. West southwest wind 5 to 10 mph becoming northwest in the afternoon.

Thursday Night

A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 50. Chance of precipitation is 30%.

Friday

A 30 percent chance of showers and thunderstorms after noon. Sunny, with a high near 80.

Friday Night

Mostly clear, with a low around 52.

Saturday

A slight chance of showers and thunderstorms after noon. Sunny, with a high near 83.

Saturday Night

Partly cloudy, with a low around 56.

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 80.

Sunday Night

Partly cloudy, with a low around 54.