Upper Arcadia Reservoir, ID 14 Day Weather
Quick Weather Clicks
Settings
Sun & Moon


Upper Arcadia Reservoir, ID Weather Forecast


Upper Arcadia Reservoir, ID Weather Forecast Dated: 1204 PM Mon Aug 31 2026 (Upper Arcadia Reservoir Time)
Expect a very warm period with a mix of sun and clouds and occasional showers over the next two weeks. comfortable humidity and no major pressure swings will dominate.
Monday, August 31, 2026
Mid-Morning
53°F 11°C
Sunny
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
72°F 23°C
Sunny
Warm with mostly sunny skies in the morning, mostly sunny in the afternoon, and partly sunny in the evening, lower humidity and barometric pressure falling. Winds shifting from ENE to NNE at 6 mph 11 km/h.
Tuesday, September 1, 2026
Mid-Morning
64°F 18°C
Sunny
Mid-Afternoon
80°F 26°C
Overcast
Early-Evening
72°F 22°C
Overcast
Very warm with overcast skies, lower humidity and barometric pressure falling.
Wednesday, September 2, 2026
Mid-Morning
70°F 21°C
Partly Cloudy
Mid-Afternoon
78°F 26°C
Sunny
Early-Evening
67°F 20°C
Cloudy
Warm with mostly sunny skies in the morning, mostly sunny in the afternoon, and mostly cloudy in the evening, steady humidity and steady pressure. Winds shifting from S to WSW at 14 mph 22 km/h.
Thursday, September 3, 2026
Mid-Morning
58°F 14°C
Cloudy
Mid-Afternoon
79°F 26°C
Overcast
Early-Evening
72°F 22°C
Sunny
Warm with overcast skies, lower humidity and barometric pressure falling. Winds shifting from ENE to ESE at 9 mph 14 km/h.
Friday, September 4, 2026
Mid-Morning
57°F 14°C
Sunny
Mid-Afternoon
82°F 28°C
Sunny
Early-Evening
75°F 24°C
Sunny
Very warm with mostly sunny skies in the morning, then mostly sunny for the afternoon and evening, lower humidity and barometric pressure falling. Winds increasing from the SW at 2 mph 3 km/h to ESE at 13 mph 21 km/h.
Saturday, September 5, 2026
Mid-Morning
58°F 14°C
Sunny
Mid-Afternoon
83°F 28°C
Sunny
Early-Evening
75°F 24°C
Sunny
Very warm with mostly sunny skies in the morning, then mostly sunny for the afternoon and evening, lower humidity and barometric pressure falling. Winds shifting from NNE to S at 11 mph 17 km/h.
Sunday, September 6, 2026
Mid-Morning
66°F 19°C
Sunny
Mid-Afternoon
84°F 29°C
Overcast
Early-Evening
76°F 25°C
Overcast
Very warm with overcast skies, lower humidity and steady pressure. Winds increasing from the E at 2 mph 3 km/h to WSW at 12 mph 20 km/h.
Monday, September 7, 2026
Mid-Morning
69°F 20°C
Sunny
Mid-Afternoon
85°F 29°C
Cloudy
Early-Evening
77°F 25°C
Cloudy
Very warm with mostly cloudy skies, steady humidity and barometric pressure falling. Winds increasing from the SW at 5 mph 9 km/h to SSW at 13 mph 21 km/h.
Tuesday, September 8, 2026
Mid-Morning
71°F 21°C
Sunny
Mid-Afternoon
91°F 33°C
Overcast
Early-Evening
78°F 25°C
Overcast
Hot with overcast skies, steady humidity and barometric pressure falling. Winds shifting from SSW to ESE at 12 mph 20 km/h.
Wednesday, September 9, 2026
Mid-Morning
67°F 19°C
Sunny
Mid-Afternoon
87°F 30°C
Sunny
Early-Evening
79°F 26°C
Sunny
Very warm with mostly sunny skies in the morning, then mostly sunny for the afternoon and evening, lower humidity and steady pressure. Winds increasing from the S at 4 mph 6 km/h to WSW at 13 mph 21 km/h.
Thursday, September 10, 2026
Mid-Morning
70°F 21°C
Sunny
Mid-Afternoon
91°F 33°C
Sunny
Early-Evening
81°F 28°C
Sunny
Hot with mostly sunny skies in the morning, mostly sunny in the afternoon, and partly sunny in the evening, lower humidity and barometric pressure falling. Winds shifting from ENE to ESE at 9 mph 15 km/h.
Friday, September 11, 2026
Mid-Morning
69°F 20°C
Scattered Showers
Mid-Afternoon
74°F 23°C
Overcast
Early-Evening
70°F 21°C
Scattered Showers
Warm with overcast skies, increasing humidity and barometric pressure falling. Winds shifting from E to ENE at 8 mph 13 km/h.
Saturday, September 12, 2026
Mid-Morning
63°F 17°C
Scattered Showers
Mid-Afternoon
79°F 26°C
Sunny
Early-Evening
71°F 22°C
Sunny
Warm with mostly cloudy skies in the morning, then mostly sunny for the afternoon and evening, lower humidity and steady pressure. Winds shifting from SW to SSW at 11 mph 17 km/h.
Sunday, September 13, 2026
Mid-Morning
62°F 17°C
Sunny
Mid-Afternoon
85°F 29°C
Overcast
Early-Evening
77°F 25°C
Overcast
Very warm with overcast skies, steady humidity and barometric pressure falling. Winds shifting from NE to N at 6 mph 10 km/h.
Upper Arcadia Reservoir, ID Weather Radar Map
Use the map search tool if you want to place a location marker on the radar map...
Weather World