Rainbow Lake, AR 14 Day Weather
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Rainbow Lake, AR Weather Forecast


Rainbow Lake, AR Weather Forecast Dated: 843 PM Wed Sep 09 2026
Expect a hot stretch with a mix of sun and clouds and occasional showers over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.
Wednesday, September 9, 2026
Mid-Morning
83°F 28°C
Sunny
Mid-Afternoon
100°F 38°C
Sunny
Early-Evening
90°F 33°C
Sunny
Scorching heat reaching 100°F 38°C, feeling like 109°F 43°C, sunny through the afternoon, turning partly cloudy this evening, with lower humidity and barometric pressure falling. Winds turning from the SSW to the S at 13 mph 20 km/h. Gusts up to 24 mph 38 km/h.
Thursday, September 10, 2026
Mid-Morning
89°F 32°C
Sunny
Mid-Afternoon
101°F 39°C
Cloudy
Early-Evening
87°F 31°C
Scattered Showers
Sweltering heat reaching 101°F 39°C, scattered downpours possible, with steady humidity and barometric pressure falling. Winds switching from the SW to the NW at 8 mph 12 km/h.
Friday, September 11, 2026
Mid-Morning
76°F 24°C
Cloudy
Mid-Afternoon
95°F 35°C
Sunny
Early-Evening
83°F 29°C
Sunny
Very hot with a high of 95°F 35°C, feeling closer to 99°F 37°C in the humidity, overcast in the morning, sunny in the afternoon, and partly cloudy this evening, with lower humidity and barometric pressure falling.
Saturday, September 12, 2026
Mid-Morning
75°F 24°C
Scattered Showers
Mid-Afternoon
96°F 35°C
Sunny
Early-Evening
89°F 32°C
Sunny
Sizzling hot near 96°F 35°C with a heat index reaching 100°F 38°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds WSW at 9 mph 14 km/h.
Sunday, September 13, 2026
Mid-Morning
79°F 26°C
Light Showers
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
91°F 33°C
Sunny
Hot and sweltering around 98°F 37°C (heat index 103°F 39°C), scattered morning showers before drying out later, with lower humidity and steady pressure. Winds swinging from the SW to the SSE at 5 mph 8 km/h.
Monday, September 14, 2026
Mid-Morning
85°F 30°C
Partly Cloudy
Mid-Afternoon
100°F 38°C
Sunny
Early-Evening
91°F 33°C
Cloudy
Dangerously hot with a high of 100°F 38°C (heat index near 103°F 40°C), partly cloudy in the morning, cloudy in the afternoon, and overcast this evening, with lower humidity and steady pressure. Winds shifting from the SSW to the SSE at 11 mph 17 km/h.
Tuesday, September 15, 2026
Mid-Morning
87°F 31°C
Overcast
Mid-Afternoon
100°F 38°C
Sunny
Early-Evening
87°F 31°C
Sunny
Scorching heat reaching 100°F 38°C, feeling like 104°F 40°C, partly cloudy in the morning, sunny in the afternoon, and partly cloudy this evening, with steady humidity and steady pressure. Winds turning from the SW to the WNW at 8 mph 13 km/h.
Wednesday, September 16, 2026
Mid-Morning
84°F 29°C
Overcast
Mid-Afternoon
98°F 37°C
Sunny
Early-Evening
81°F 27°C
Overcast
Hot and sweltering around 98°F 37°C (heat index 104°F 40°C), overcast in the morning, cloudy in the afternoon, and overcast this evening, with increasing humidity and steady pressure. A stray shower or storm late in the day. Winds switching from the N to the NE at 8 mph 12 km/h.
Thursday, September 17, 2026
Mid-Morning
83°F 28°C
Cloudy
Mid-Afternoon
100°F 38°C
Sunny
Early-Evening
92°F 33°C
Cloudy
Dangerously hot with a high of 100°F 38°C (heat index near 105°F 40°C), partly cloudy in the morning, becoming cloudy through the afternoon and evening, with lower humidity and steady pressure.
Friday, September 18, 2026
Mid-Morning
83°F 29°C
Scattered Showers
Mid-Afternoon
100°F 38°C
Sunny
Early-Evening
93°F 34°C
Overcast
Scorching heat reaching 100°F 38°C, feeling like 104°F 40°C, periods of heavy rain and gusty conditions, with lower humidity and barometric pressure falling.
Saturday, September 19, 2026
Mid-Morning
88°F 31°C
Sunny
Mid-Afternoon
104°F 40°C
Sunny
Early-Evening
96°F 35°C
Sunny
Sweltering temperatures near 104°F 40°C with a heat index of 107°F 42°C, sunny throughout the day, with lower humidity and barometric pressure falling. Winds moving from the SSW to the WSW at 5 mph 8 km/h.
Sunday, September 20, 2026
Mid-Morning
92°F 33°C
Sunny
Mid-Afternoon
107°F 42°C
Sunny
Early-Evening
94°F 35°C
Overcast
Dangerously hot with a high of 107°F 42°C, sunny in the morning, cloudy in the afternoon, and sunny this evening, with steady humidity and steady pressure. Winds swinging from the WSW to the SW at 7 mph 11 km/h.
Monday, September 21, 2026
Mid-Morning
87°F 31°C
Overcast
Mid-Afternoon
96°F 36°C
Overcast
Early-Evening
87°F 31°C
Partly Cloudy
Sizzling hot near 96°F 36°C with a heat index reaching 99°F 37°C, cloudy through the afternoon, turning overcast this evening, with steady humidity and steady pressure. Winds out of the WNW at 8 mph 13 km/h.
Tuesday, September 22, 2026
Mid-Morning
76°F 25°C
Light Showers
Mid-Afternoon
90°F 32°C
Nearby Thunderstorms
Early-Evening
78°F 26°C
Overcast
Hot and sweltering around 90°F 32°C (heat index 94°F 35°C), scattered downpours possible, with steady humidity and steady pressure. Winds turning from the NNW to the NE at 7 mph 11 km/h.
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