GILLETTE, Wyo. — A cooling pattern is expected to be in place by week’s end, bringing potential rain chances to Gillette and northeastern Wyoming. First, though, it’s going to be warm. Very warm.
Today will be the warmest day of the week as high pressure remains settled over the region. The National Weather Service in Rapid City, South Dakota, has forecast a high of 63 today under sunny skies. Winds will come from the southwest at 10 mph with gusts of up to 15 mph possible. Tonight’s low will be near 33 degrees under mostly clear skies. Winds from the south will pick up slightly to 10–15 mph with gusts of up to 20 mph.
Wednesday will continue to be sunny as the high-pressure system peak continues to move east. The forecast high is 61 with southwest winds at 5–15 mph. The evening and night skies will be mostly clear, and the low will fall to around 30.
Sunny skies should prevail Thursday as the mercury returns to around 58 degrees. South winds are expected to blow at 10–15 mph, picking up to 20–25 mph with gusts of up to 35 mph overnight. Under partly cloudy skies, the low should fall to around 35.
Friday will finish off the week of warm winter temperatures despite partly sunny conditions. The forecast high is 54 degrees while the low will be near 31, according to the forecast.
Saturday, the high pressure will be moved far enough to the east that its impacts on Campbell County will diminish. With cooler air incoming, Saturday’s forecast high is 44 degrees. There’s a chance for snow and rain after 11 a.m. with rain likely the rest of the day. Skies will be mostly cloudy and stay that way through the night as snow becomes possible. The forecast low is 30 degrees.
Sunday will see a high near 38 with continued rain and snow chances. Snow becomes increasingly possible Sunday night as the low drops to around 22 degrees.