Heart Butte Reservoir State Game Management Area Rainfall Forecast
- 80%
- 70%
- 25%
- 75%
- 50%
- 35%
- 15%
Heart Butte Reservoir State Game Management Area Rainfall Statistics
December Rainfall
Glen Ullin Regional Airport (14.9 miles)
Total Rainfall December
0.1inDaily Average December
0.02inWettest Day 4 December, 2025
0.05inWet Days December
2/6 (33%)
Climate (2013–Present)
Glen Ullin Regional Airport (14.9 miles)
Annual Average 2020–2024
7.9inMonthly Average 2020–2025
0.8inDaily Average 2020–2025
0.03inWettest Day 4 July, 2022
1.6in