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Late-week thunderstorms to accompany cooler summer temps, but first some heat

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CHEYENNE, Wyo. — Cooler weather is on the way later this week, along with thunderstorm chances — but first, a few days of heat.

The National Weather Service in Cheyenne is forecasting temperatures in the upper 80s and 90s through midweek. Today is expected to be sunny with a high near 89, accompanied by a north-northwest wind of 5–10 mph turning south-southeast by mid-morning.

Wednesday’s high is expected to be 91 degrees with a 40% chance of afternoon showers and thunderstorms. Wind speeds are expected to come from the west at 10–15 mph and increase to 20–25 mph in the afternoon.

Thursday is likely to see the high temperature tempered by cloud coverage and increasing moisture. The forecast calls for a high of 83 amid a rising chance for rain — 20% to 70%. Winds at 10–15 mph coming from the west-northwest are expected to turn southwest by afternoon, according to the weather service.

Overnight lows for the week are forecast in the low to mid-50s with partly to mostly cloudy skies. There’s a 60% chance for a thunderstorm Thursday night before 9 p.m.

Headed into the holiday weekend, Friday will start off mostly sunny with a high near 80 and a 50% chance of thunderstorms in the afternoon. Saturday and Sunday will likely be repeats of Friday, albeit with slightly warmer highs of about 84 degrees, according to the forecast.

The forecast calls for a high of 88 degrees on the Fourth of July, with mostly sunny skies and a chance for an afternoon thunderstorm.

Further forecast information is available from the NWS in Cheyenne.


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