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Big Flat AR Weather - Lightning Observed - 101°F
Lightning Observed
101°F
Updated 5:43 pm
Feels Like 99°F
Humidity 29%
Wind ENE 9 mph
Barometer  29.89 in
Dew Point 63°F
Big Flat AR Weather - Lightning Observed - 38°C
Lightning Observed
38°C
Updated 5:43 pm
Feels Like 37°C
Humidity 29%
Wind ENE 14 km/h
Barometer  101.2 kPa
Dew Point 17°C
Big Flat, AR Weather and Current Conditionsbig flat ar weather forecast

Big Flat, AR Weather Forecast

Big Flat Arkansas WeatherBig Flat, Arkansas Weather Weather Forecast
14 day API Big Flat, AR weather forecast. Note. Our 7-day weather forecast for Big Flat, Arkansas is our most reliable and accurate forecast. This model should only be used as a likely scenario. Forecasting more than 7 days is difficult.
Big Flat, AR Weather Forecast Dated: 543 PM Sun Sep 06 2026
Expect a hot stretch with a mix of sun and clouds and frequent chances of rain over the coming period. moderate humidity and no major pressure swings will dominate. Isolated storms at times.

Sunday, September 6, 2026

Mid-Morning
Big Flat Weather - 2026-09-06 - Morning - Sunny
86°F 30°C
Sunny
Mid-Afternoon
Big Flat Weather - 2026-09-06 - Afternoon - Overcast
99°F 37°C
Overcast
Early-Evening
Big Flat Weather - 2026-09-06 - Evening - Sunny
93°F 34°C
Sunny
Sizzling hot near 99°F 37°C with a heat index reaching 102°F 39°C, sunny in the morning, overcast in the afternoon, and sunny this evening, with lower humidity and steady pressure.

Monday, September 7, 2026

Mid-Morning
Big Flat Weather - 2026-09-07 - Morning - Sunny
75°F 24°C
Sunny
Mid-Afternoon
Big Flat Weather - 2026-09-07 - Afternoon - Sunny
95°F 35°C
Sunny
Early-Evening
Big Flat Weather - 2026-09-07 - Evening - Sunny
88°F 31°C
Sunny
Hot and sweltering around 95°F 35°C, sunny throughout the day, with lower humidity and steady pressure.

Tuesday, September 8, 2026

Mid-Morning
Big Flat Weather - 2026-09-08 - Morning - Partly Cloudy
80°F 27°C
Partly Cloudy
Mid-Afternoon
Big Flat Weather - 2026-09-08 - Afternoon - Cloudy
100°F 38°C
Cloudy
Early-Evening
Big Flat Weather - 2026-09-08 - Evening - Overcast
91°F 32°C
Overcast
Dangerously hot temperatures around 100°F 38°C, cloudy throughout the day, with lower humidity and steady pressure.

Wednesday, September 9, 2026

Mid-Morning
Big Flat Weather - 2026-09-09 - Morning - Sunny
83°F 28°C
Sunny
Mid-Afternoon
Big Flat Weather - 2026-09-09 - Afternoon - Sunny
100°F 38°C
Sunny
Early-Evening
Big Flat Weather - 2026-09-09 - Evening - Overcast
90°F 32°C
Overcast
Dangerously hot with a high of 100°F 38°C, sunny through the afternoon, turning cloudy this evening, with steady humidity and barometric pressure falling. Winds turning from the SSW to the S at 6 mph 10 km/h.

Thursday, September 10, 2026

Mid-Morning
Big Flat Weather - 2026-09-10 - Morning - Overcast
73°F 23°C
Overcast
Mid-Afternoon
Big Flat Weather - 2026-09-10 - Afternoon - Overcast
71°F 22°C
Overcast
Early-Evening
Big Flat Weather - 2026-09-10 - Evening - Overcast
77°F 25°C
Overcast
Mild with a high of 71°F 22°C, overcast throughout the day, with steady humidity and steady pressure.

Friday, September 11, 2026

Mid-Morning
Big Flat Weather - 2026-09-11 - Morning - Fog
76°F 24°C
Fog
Mid-Afternoon
Big Flat Weather - 2026-09-11 - Afternoon - Sunny
90°F 32°C
Sunny
Early-Evening
Big Flat Weather - 2026-09-11 - Evening - Overcast
84°F 29°C
Overcast
Very hot with temperatures reaching 90°F 32°C, partly cloudy in the morning, cloudy in the afternoon, and partly cloudy this evening, with lower humidity and barometric pressure falling. Winds switching from the SE to the S at 5 mph 9 km/h.

Saturday, September 12, 2026

Mid-Morning
Big Flat Weather - 2026-09-12 - Morning - Scattered Showers
76°F 25°C
Scattered Showers
Mid-Afternoon
Big Flat Weather - 2026-09-12 - Afternoon - Sunny
96°F 35°C
Sunny
Early-Evening
Big Flat Weather - 2026-09-12 - Evening - Partly Cloudy
89°F 31°C
Partly Cloudy
Hot and sweltering around 96°F 35°C, periods of heavy rain and gusty conditions, with lower humidity and steady pressure. Winds SSW at 8 mph 13 km/h.

Sunday, September 13, 2026

Mid-Morning
Big Flat Weather - 2026-09-13 - Morning - Sunny
84°F 29°C
Sunny
Mid-Afternoon
Big Flat Weather - 2026-09-13 - Afternoon - Sunny
96°F 36°C
Sunny
Early-Evening
Big Flat Weather - 2026-09-13 - Evening - Sunny
90°F 33°C
Sunny
Sizzling hot with 96°F 36°C, sunny throughout the day, with lower humidity and steady pressure. Winds swinging from the SSW to the S at 8 mph 12 km/h.

Monday, September 14, 2026

Mid-Morning
Big Flat Weather - 2026-09-14 - Morning - Sunny
82°F 28°C
Sunny
Mid-Afternoon
Big Flat Weather - 2026-09-14 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Big Flat Weather - 2026-09-14 - Evening - Overcast
79°F 27°C
Overcast
Very hot with a high of 92°F 33°C, feeling closer to 95°F 35°C in the humidity, sunny in the morning, becoming cloudy through the afternoon and evening, with increasing humidity and steady pressure. Winds blowing from the WNW at 5 mph 8 km/h.

Tuesday, September 15, 2026

Mid-Morning
Big Flat Weather - 2026-09-15 - Morning - Sunny
80°F 27°C
Sunny
Mid-Afternoon
Big Flat Weather - 2026-09-15 - Afternoon - Sunny
92°F 33°C
Sunny
Early-Evening
Big Flat Weather - 2026-09-15 - Evening - Overcast
79°F 26°C
Overcast
Very hot with a high of 92°F 33°C, sunny in the morning, cloudy in the afternoon, and overcast this evening, with steady humidity and steady pressure.

Wednesday, September 16, 2026

Mid-Morning
Big Flat Weather - 2026-09-16 - Morning - Partly Cloudy
80°F 27°C
Partly Cloudy
Mid-Afternoon
Big Flat Weather - 2026-09-16 - Afternoon - Partly Cloudy
83°F 28°C
Partly Cloudy
Early-Evening
Big Flat Weather - 2026-09-16 - Evening - Light Showers
76°F 25°C
Light Showers
Quite warm reaching 83°F 28°C, feeling like 87°F 30°C during peak afternoon, mainly dry until evening showers arrive, with increasing humidity and steady pressure. A stray shower or storm late in the day.

Thursday, September 17, 2026

Mid-Morning
Big Flat Weather - 2026-09-17 - Morning - Fog
70°F 21°C
Fog
Mid-Afternoon
Big Flat Weather - 2026-09-17 - Afternoon - Scattered Showers
80°F 27°C
Scattered Showers
Early-Evening
Big Flat Weather - 2026-09-17 - Evening - Scattered Showers
77°F 26°C
Scattered Showers
Very warm near 80°F 27°C, though humidity makes it feel like 83°F 29°C, locally heavy downpours at times, with lower humidity and steady pressure.

Friday, September 18, 2026

Mid-Morning
Big Flat Weather - 2026-09-18 - Morning - Light Showers
74°F 23°C
Light Showers
Mid-Afternoon
Big Flat Weather - 2026-09-18 - Afternoon - Partly Cloudy
80°F 27°C
Partly Cloudy
Early-Evening
Big Flat Weather - 2026-09-18 - Evening - Light Showers
76°F 24°C
Light Showers
Warm and summery around 80°F 27°C (feels like 83°F 28°C), rounds of showers morning and night, dry in between, with steady humidity and steady pressure.

Saturday, September 19, 2026

Mid-Morning
Big Flat Weather - 2026-09-19 - Morning - Partly Cloudy
79°F 26°C
Partly Cloudy
Mid-Afternoon
Big Flat Weather - 2026-09-19 - Afternoon - Sunny
93°F 34°C
Sunny
Early-Evening
Big Flat Weather - 2026-09-19 - Evening - Overcast
85°F 29°C
Overcast
Hot temperatures near 93°F 34°C, cloudy through the afternoon, turning overcast this evening, with lower humidity and steady pressure. Winds SSW at 10 mph 16 km/h.

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Weather by the Numbers

Sun, 6th
Big Flat AR Weather - Sunday, Sep 6, 2026 - Sunny
Hi: 102°F 39°C
Lo: 73°F 23°C
Sunrise 06:46 AM
Sunset 07:30 PM
Wind NNE 5 mph8 km/h
Dew Point 69°F20°C
uv Index 8
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 35%
Mon, 7th
Big Flat AR Weather - Monday, Sep 7, 2026 - Sunny
Hi: 95°F 35°C
Lo: 70°F 21°C
Sunrise 06:46 AM
Sunset 07:29 PM
Wind E 6 mph10 km/h
Dew Point 60°F15°C
uv Index 8
Barometric Pressure 30 in1016 mb
POP 1% *
Humidity 38%
Tue, 8th
Big Flat AR Weather - Tuesday, Sep 8, 2026 - Overcast
Hi: 100°F 38°C
Lo: 71°F 22°C
Sunrise 06:47 AM
Sunset 07:28 PM
Wind SSE 5 mph8 km/h
Dew Point 57°F14°C
uv Index 7
Barometric Pressure 30.03 in1017 mb
POP 9% *
Humidity 27%
Wed, 9th
Big Flat AR Weather - Wednesday, Sep 9, 2026 - Sunny
Hi: 100°F 38°C
Lo: 76°F 24°C
Sunrise 06:48 AM
Sunset 07:26 PM
Wind SW 9 mph15 km/h
Dew Point 62°F17°C
uv Index 8
Barometric Pressure 30.06 in1018 mb
POP 1% *
Humidity 32%
Thu, 10th
Big Flat AR Weather - Thursday, Sep 10, 2026 - Light Rain Shower
Hi: 80°F 26°C
Lo: 70°F 21°C
Sunrise 06:49 AM
Sunset 07:25 PM
Wind NW 5 mph8 km/h
Dew Point 69°F21°C
uv Index 2
Barometric Pressure 30.06 in1018 mb
POP 84% *
Humidity 95%
Fri, 11th
Big Flat AR Weather - Friday, Sep 11, 2026 - Sunny
Hi: 91°F 33°C
Lo: 70°F 21°C
Sunrise 06:49 AM
Sunset 07:23 PM
Wind SSE 6 mph10 km/h
Dew Point 65°F18°C
uv Index 7
Barometric Pressure 29.94 in1014 mb
POP 2% *
Humidity 51%
Sat, 12th
Big Flat AR Weather - Saturday, Sep 12, 2026 - Patchy Rain Nearby
Hi: 96°F 35°C
Lo: 69°F 21°C
Sunrise 06:50 AM
Sunset 07:22 PM
Wind SSW 3 mph5 km/h
Dew Point 63°F17°C
uv Index 7
Barometric Pressure 29.88 in1012 mb
POP 2% *
Humidity 43%
Sun, 13th
Big Flat AR Weather - Sunday, Sep 13, 2026 - Sunny
Hi: 97°F 36°C
Lo: 76°F 24°C
Sunrise 06:51 AM
Sunset 07:20 PM
Wind SSW 11 mph17 km/h
Dew Point 62°F17°C
uv Index 8
Barometric Pressure 29.91 in1013 mb
POP 1% *
Humidity 37%
Mon, 14th
Big Flat AR Weather - Monday, Sep 14, 2026 - Sunny
Hi: 95°F 35°C
Lo: 75°F 24°C
Sunrise 06:52 AM
Sunset 07:19 PM
Wind SW 9 mph15 km/h
Dew Point 62°F17°C
uv Index 8
Barometric Pressure 29.97 in1015 mb
POP 1% *
Humidity 38%
Tue, 15th
Big Flat AR Weather - Tuesday, Sep 15, 2026 - Sunny
Hi: 92°F 34°C
Lo: 73°F 23°C
Sunrise 06:53 AM
Sunset 07:17 PM
Wind NW 4 mph7 km/h
Dew Point 64°F18°C
uv Index 8
Barometric Pressure 30.03 in1017 mb
POP 2% *
Humidity 43%
Wed, 16th
Big Flat AR Weather - Wednesday, Sep 16, 2026 - Overcast
Hi: 93°F 34°C
Lo: 72°F 22°C
Sunrise 06:53 AM
Sunset 07:16 PM
Wind W 5 mph8 km/h
Dew Point 64°F18°C
uv Index 7
Barometric Pressure 30 in1016 mb
POP 6% *
Humidity 44%
Thu, 17th
Big Flat AR Weather - Thursday, Sep 17, 2026 - Mist
Hi: 80°F 27°C
Lo: 70°F 21°C
Sunrise 06:54 AM
Sunset 07:14 PM
Wind ENE 4 mph6 km/h
Dew Point 68°F20°C
uv Index 5
Barometric Pressure 30.15 in1021 mb
POP 21% *
Humidity 76%
Fri, 18th
Big Flat AR Weather - Friday, Sep 18, 2026 - Cloudy
Hi: 81°F 27°C
Lo: 71°F 22°C
Sunrise 06:55 AM
Sunset 07:13 PM
Wind WSW 2 mph3 km/h
Dew Point 67°F20°C
uv Index 6
Barometric Pressure 30.06 in1018 mb
POP 10% *
Humidity 68%
Sat, 19th
Big Flat AR Weather - Saturday, Sep 19, 2026 - Cloudy
Hi: 93°F 34°C
Lo: 72°F 22°C
Sunrise 06:56 AM
Sunset 07:11 PM
Wind SSW 10 mph16 km/h
Dew Point 64°F18°C
uv Index 7
Barometric Pressure 29.91 in1013 mb
POP 2% *
Humidity 45%
* POP = Probability of Precipitation. Data for 12:00 PM.