textproduct: Glasgow

This forecast discussion was created in the public domain by the National Weather Service. It can be found in its original form here.

KEY MESSAGES

- Below average temperatures are likely to persist throughout the week.

- Light rain is possible along the Yellowstone River from Terry to Sidney and points southeast tonight.

- There is a decent chance of rain on Monday into Tuesday.

DISCUSSION

A trough is expected to affect the southeast tonight and bring some rain and snow showers. There is a decent chance this will accumulate less than one tenth of an inch of precipitation. Some gusty southeast winds are expected tomorrow.

The latest GFS ensemble shows a trough bringing more precipitation on Tuesday into Wednesday. There is a better chance of receiving more than one tenth of an inch of precipitation in this time period in the western half of the area, and lower chances in the east. FORECAST CONFIDENCE & DEVIATIONS: No deviations from the main forecast.

There is moderate confidence of precipitation amounts tonight and precipitation on Monday night into Tuesday.

AVIATION

LAST UPDATED: Sunday October 25, 2026 at 1830Z.

FLIGHT CAT RANGE: VFR - MVFR.

DISCUSSION: Fair conditions will continue through this evening. A low pressure system south of the area will influence the southeast with some rain and snow showers after midnight. There is low to moderate confidence of MVFR ceilings for KGDV and KSDY after 17Z.

WIND: Mainly east at 10 to 18 knots.

GGW WATCHES/WARNINGS/ADVISORIES

None.

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