Sour Lake, TX Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Sour Lake, TX.

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Current Conditions — Sour Lake, TX

BEAUMONT (KBMT)

Cloudy

78.1 F
Humidity:73%
Wind Speed:S 12.8 mph
Barometer:29.83 in
Dewpoint:68.7 F
Visibility:10.00 mi
Precip:--
Heat Index:79.0 F
Wind Chill:NA
May 5 2026, 12:55 PM CDT
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5-Day Forecast — Sour Lake, TX

Tuesday

High 84 °F
Mostly Cloudy
Tuesday
Night
Low 73 °F
Overcast
Wednesday

High 86 °F
Chance of T-storms
Wednesday
Night
Low 69 °F
Chance of T-storms
Thursday

High 80 °F
T-storms Likely
Thursday
Night
Low 62 °F
Chance of Rain
Friday

High 80 °F
Chance of T-storms
Friday
Night
Low 64 °F
Mostly Cloudy
Saturday

High 84 °F
Partly Sunny

Detailed Forecast — Sour Lake, TX

Tuesday
Mostly Cloudy. High near 84°F. Wind 9 to 12 mph, with gusts as high as 24 mph.
Tuesday Night
Overcast. Low around 73°F. Wind 5 to 9 mph, with gusts as high as 20 mph.
Wednesday
Chance of Thunderstorms. High near 86°F. Wind 5 to 10 mph, with gusts as high as 22 mph.
Wednesday Night
Chance of Thunderstorms. Low around 69°F. Wind 2 to 6 mph, with gusts as high as 14 mph.
Thursday
Thunderstorms Likely. High near 80°F. Wind 6 to 8 mph, with gusts as high as 16 mph.
Thursday Night
Chance of Rain. Low around 62°F. Wind around 3 mph, with gusts as high as 9 mph.
Friday
Chance of Thunderstorms. High near 80°F. Wind 1 to 5 mph, with gusts as high as 12 mph.
Friday Night
Mostly Cloudy. Low around 64°F.
Saturday
Partly Sunny. High near 84°F. Wind 2 to 5 mph, with gusts as high as 9 mph.
Saturday Night
Partly Cloudy. Low around 66°F. Wind around 1 mph, with gusts as high as 5 mph.
Sunday
Isolated T-storm. High near 87°F. Wind 6 to 7 mph, with gusts as high as 15 mph.
Sunday Night
Chance of Thunderstorms. Low around 68°F. Wind around 1 mph, with gusts as high as 3 mph.
Monday
Isolated T-storm. High near 84°F. Wind 3 to 6 mph, with gusts as high as 14 mph.
TX Radar
Current Radar • TX
Day 1 Outlook • May 5, 2026

Observation History — Sour Lake, TX

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
12:55 PM CDT S 12.8 10.00 Cloudy -- 78.1 68.7 73% NA 79.0 29.83 1010.2
12:35 PM CDT 10.3 10.00 Cloudy -- 77.9 69.3 75% NA 79.0 29.83 1010.2
12:15 PM CDT S 9.2 10.00 Cloudy -- 77.0 69.1 77% NA 78.1 29.83 1010.2
11:55 AM CDT S 10.3 10.00 Cloudy -- 77.2 69.3 77% NA 78.3 29.84 1010.5
11:35 AM CDT S 6.9 10.00 Cloudy -- 76.5 68.9 77% NA 77.4 29.84 1010.5
11:15 AM CDT S 9.2 10.00 Cloudy -- 75.9 68.4 77% NA 76.8 29.84 1010.5
10:55 AM CDT 12.8 G 17.2 10.00 Cloudy -- 76.1 68.4 77% NA 77.0 29.84 1010.5
10:15 AM CDT S 10.3 G 17.2 10.00 Cloudy -- 75.9 68.0 76% NA 76.8 29.83 1010.2
09:55 AM CDT S 10.3 10.00 Cloudy -- 76.3 68.0 76% NA 77.2 29.83 1010.2
09:35 AM CDT S 12.8 G 16.1 10.00 Cloudy -- 76.1 68.2 77% NA 77.0 29.83 1010.2
09:15 AM CDT 11.4 G 17.2 10.00 Cloudy -- 75.0 68.2 79% NA 75.9 29.83 1010.2
08:55 AM CDT 10.3 G 17.2 10.00 Cloudy -- 74.8 68.2 80% NA 75.7 29.83 1010.2
08:35 AM CDT S 6.9 10.00 Mostly Cloudy -- 73.4 67.8 83% NA 74.3 29.83 1010.2
08:15 AM CDT S 9.2 10.00 Partly Cloudy -- 73.6 68.0 83% NA 74.5 29.82 1009.8
07:55 AM CDT S 8.1 10.00 Cloudy -- 72.3 67.5 85% NA 73.2 29.82 1009.8
07:35 AM CDT S 9.2 10.00 Cloudy -- 71.6 67.1 86% NA 72.5 29.82 1009.8
07:15 AM CDT S 5.8 10.00 Cloudy -- 70.7 66.6 87% NA 71.6 29.82 1009.8
06:55 AM CDT S 6.9 10.00 Cloudy -- 70.7 66.2 86% NA 71.4 29.81 1009.5
06:35 AM CDT S 5.8 10.00 Cloudy -- 70.7 66.2 86% NA 71.4 29.81 1009.5
06:15 AM CDT S 5.8 10.00 Cloudy -- 70.3 65.8 86% NA 71.1 29.81 1009.5
05:55 AM CDT S 6.9 10.00 Cloudy -- 70.7 65.7 84% NA 71.4 29.81 1009.5
05:35 AM CDT S 6.9 10.00 Cloudy -- 70.7 65.5 84% NA 71.4 29.81 1009.5
05:15 AM CDT 5.8 10.00 Cloudy -- 70.7 65.3 83% NA 71.4 29.81 1009.2
04:55 AM CDT S 5.8 10.00 Cloudy -- 70.5 65.3 84% NA 71.2 29.81 1009.5

Regional Weather Observation

BEAUMONT (KBMT)

Cloudy
78.1 F

BEAUMONT/PORT AR (KBPT)

Cloudy
80.6 F

JASPER (KJAS)

Cloudy
77.0 F

CLEVELAND MUNI (K6R3)

Cloudy
78.8 F

HOUSTON/INTNL (KIAH)

Cloudy
82.4 F

CONROE (KCXO)

Cloudy
82.4 F
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