Weather
Glasgow, MT Weather: Sharp 15-Degree Cool-Down Arrives Labor Day Sept. 7
Glasgow, Montana faces a sharp 15 degree temperature drop this Labor Day. Expect rain, thunderstorms, and gusts up to 29 mph as autumn weather arrives.
By Lauren Beckett · 2026-09-04T04:46:10.488Z
Glasgow, MT — Montana skies are preparing for a significant transformation as the sweltering heat of early September gives way to a noticeably cooler, active weather pattern by Labor Day. While residents are currently navigating highs near 93 degrees, a robust system is tracking toward the region, promising a refreshing, albeit damp, reset by the time the holiday arrives on Monday.
Meteorologists are now tracking a transition that will bring much needed relief from the ongoing summer heat. By Monday, September 7, temperatures are expected to plummet to a high of 78 degrees, a stark contrast to the triple digit adjacent warmth felt in the days prior. This cooling trend arrives alongside a surge of atmospheric moisture, making wet conditions the defining feature of the holiday.
Expect conditions to deteriorate significantly as we move through the weekend. While Saturday remains sunny with a high of 90 degrees, the atmosphere will turn unsettled by Saturday night, introducing the potential for showers and thunderstorms. These storms are expected to persist, with the highest probability of impact occurring on Monday morning. Travelers heading out on local routes should exercise caution, as slick pavement and periodic reductions in visibility are likely during the peak of the storm activity.
The wind will play a major role in how the holiday feels as well. Gusts could reach as high as 29 mph on Monday, creating brisk conditions for any outdoor plans. Drivers navigating areas around US 2 should anticipate shifting winds and potential water accumulation on the roadway throughout the day. By Monday night, the system remains active, with the mercury dropping to a crisp 54 degrees, signaling the true arrival of a more autumnal feel for the week ahead.
Residents should keep their rain gear handy and monitor updates, especially if planning any outdoor gatherings or extended travel. The shift from sunny, dry heat to rainy, gusty conditions will be abrupt, particularly for those accustomed to the recent stretch of clear, warm weather. Ensure that vehicles are prepared for wet traction and that loose outdoor items are secured ahead of Monday's wind gusts.
For the latest hyperlocal forecast, radar, and active alerts for Glasgow, visit the National Weather Service Glasgow page .
Traveling this weekend? Tell us what conditions you're seeing in your part of the county.
Saturday: Sunny, 90/61 Sunday: Chance of Showers and Thunderstorms, 85/60 Monday: Showers and Thunderstorms Likely, 78/54 Tuesday: Chance of Rain Showers, 73/49 Wednesday: Mostly Sunny, 73/50 Have something happening in your community? Hit the red Post/Submit button above to share events, classifieds, stories and local updates with Country Herald. SUPPORT LOCAL INDEPENDENT NEWS! Have a tip? Message us!