CASPER, Wyo. — A significant weather system is making its presence known across Wyoming today through Thursday. The northwest will see the first bouts of showers, followed by a spread across Casper and the surrounding areas. As the system matures, scattered thunderstorms are forecast to form, bringing with them gusty winds and pockets of heavy rain.
The National Weather Service in Riverton has issued a Hazardous Weather Outlook for both western and central Wyoming in response to the advancing system.
Hazardous Weather
As the system crosses the state, widespread showers and thunderstorms are on the horizon for this afternoon and evening. For those living or venturing into higher elevations, snow could accumulate in some of the local mountain ranges.
The showers and thunderstorms are predicted to continue for the majority of the day, waning as Thursday evening approaches. By the day’s end, select areas might witness precipitation amounts ranging from a half-inch to a full inch. For those near the mountains of northern and central Wyoming, especially regions above 11,000 feet, the morning might greet them with a few inches of snow.
Casper‘s Daily Weather
- Today: Sun will dominate most of the day, with a 30% chance of showers cropping up mainly after 5 p.m. Expect a high around 81. Morning calm will give way to a west-southwest wind at 5–9 mph.
- Tonight: The evening holds a 50% probability of showers and thunderstorms under a mostly cloudy sky. Temperatures will drop to around 51. Initially, a north-northwest wind will gust at up to 21 mph but will soften after midnight.
- Thursday: There will likely be patchy fog between 7 and 9 a.m. A 50% chance of showers and thunderstorms is predicted, especially between noon and 5 p.m., with a high around 66. A gentle north-northeast wind at 5–8 mph is expected.
- Thursday Night: Nightfall brings a 20% chance of showers and possibly a thunderstorm before 9 p.m. Late night could see patchy fog forming after 4 a.m. The low is estimated at around 43 with the north-northeast wind calming after midnight.
- Friday to Sunday: The end of the week promises clearer skies. Friday will be sunny with a high around 73. Saturday and Sunday will see sunny conditions prevail with highs reaching 78 and 81, respectively. Breezy conditions are expected on Sunday.
