LakeMonster.com is a BETA data site created to help lake enthusiasts
of all kinds by combining the latest satellite imagery, weather data,
lake staff information,
and community member reports to communicate current lake conditions.
Check the map below for point temperatures.
Drought conditions and low water levels are affecting smaller lake
temperature accuracy.
We are working to resolve the issue.
Please help others by submitting your observed temperatures.
Water: 59°
H: 57° L: 37°
Wind 19-42 mph
Yellow Water Reservoir
Windy throughout the day.
18 miles from Petrolia Lake
Winnett, MT
Water: 57°
H: 56° L: 37°
Wind 19-42 mph
War Horse Lake
Windy throughout the day.
30 miles from Petrolia Lake
Teigen, MT
Water: 66°
H: 56° L: 37°
Wind 19-43 mph
Wild Horse Lake
Windy throughout the day.
36 miles from Petrolia Lake
Lewiston, MT
Water: 54°
H: 58° L: 40°
Wind 18-38 mph
Vesseth Reservoir
Windy in the afternoon.
108 miles from Petrolia Lake
Midale, MT
Water: 55°
H: 52° L: 36°
Wind 18-44 mph
Deadmans Basin Reservoir
Windy until evening.
114 miles from Petrolia Lake
Shawmut, MT
Water: 71°
H: 58° L: 39°
Wind 17-37 mph
Weigand Reservoir
Windy in the afternoon.
145 miles from Petrolia Lake
Dodson, MT
Water: 53°
H: 49° L: 35°
Wind 17-43 mph
Lower Glaston Lake
Windy in the morning and afternoon.
159 miles from Petrolia Lake
Sourdough, MT
Water: 50°
H: 46° L: 36°
Wind 20-48 mph
Martinsdale Reservoir
Dangerously windy until evening.
164 miles from Petrolia Lake
Martinsdale, MT
Water: 58°
H: 60° L: 35°
Wind 15-33 mph
Lake Bowdoin
Clear throughout the day.
170 miles from Petrolia Lake
Bowdoin, MT
Water: 61°
H: 60° L: 38°
Wind 16-33 mph
Fort Peck Lake
Clear throughout the day.
175 miles from Petrolia Lake
Fort Peck, MT
Water: 58°
H: 54° L: 42°
Wind 22-45 mph
Big Lake
Windy in the morning and afternoon.
180 miles from Petrolia Lake
Montague, MT
Water: 58°
H: 60° L: 33°
Wind 13-32 mph
Nelson Reservoir
Clear throughout the day.
181 miles from Petrolia Lake
Sleeping Buffalo, MT
Water: 53°
H: 54° L: 39°
Wind 15-37 mph
Bighorn Lake
Partly cloudy throughout the day.
183 miles from Petrolia Lake
Forth Smith, MT
Water: 56°
H: 52° L: 32°
Wind 13-44 mph
Cooney Reservoir
Windy in the afternoon and evening.
183 miles from Petrolia Lake
Roberts, MT
Water: 54°
H: 54° L: 41°
Wind 22-44 mph
Kingsbury Lake
Windy in the morning and afternoon.
185 miles from Petrolia Lake
Geraldine, MT
Water: 71°
H: 54° L: 36°
Wind 14-35 mph
Lodge Grass Storage Reservoir
Partly cloudy throughout the day.
204 miles from Petrolia Lake
Wyola, MT
Water: 61°
H: 60° L: 34°
Wind 13-31 mph
Frenchman Reservoir
Clear throughout the day.
209 miles from Petrolia Lake
Valleytown, MT
Water: 56°
H: 58° L: 38°
Wind 18-36 mph
Fresno Reservoir
Windy in the afternoon.
232 miles from Petrolia Lake
Chester, MT
Water: 68°
H: 57° L: 30°
Wind 13-38 mph
Tongue River Reservoir
Partly cloudy throughout the day.
234 miles from Petrolia Lake
Decker, MT
Water: 47°
H: 54° L: 31°
Wind 9-27 mph
Lovell Lakes
Partly cloudy throughout the day.
239 miles from Petrolia Lake
Lovell, WY
