Thunder Bay River State Forest Rainfall Forecast

Today 7 Sep
No Rain
Tue 8 Sep
40%
Wed 9 Sep
70%
Thu 10 Sep
5%
Fri 11 Sep
No Rain
Sat 12 Sep
20%
Sun 13 Sep
30%

Thunder Bay River State Forest Rainfall Statistics

September Rainfall

Alpena, Alpena County Regional Airport (1.2 miles)

Total Rainfall 2026
32in
Daily Average 2026
0.1in
Wettest Day 18 July, 2026
2.6in
Wet Days 2026
114/250 (46%)
Total Rainfall August
4.8in
Daily Average August
0.2in
Wettest Day 5 August, 2026
1.7in
Wet Days August
13/31 (42%)
Total Rainfall September
0.2in
Daily Average September
0.03in
Wettest Day 4 September, 2026
0.1in
Wet Days September
2/7 (29%)

Climate (2021–2025)

Alpena, Alpena County Regional Airport (1.2 miles)

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Annual Average 2021–2025
30.2in
Monthly Average 2021–2026
2.7in
Daily Average 2021–2026
0.1in
Wettest Day 29 December, 2025
4.2in

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