Duplex, TX Weather Forecast

Local 7-day forecast

100°
F

Sunny

Track current conditions, temperature changes, wind, and the full daily outlook for Duplex, TX in one place.

Wednesday, September 16, 2026
Wind: 5 to 10 mph S
Wednesday

Sunny. High near 100, with temperatures falling to around 98 in the afternoon. Heat index values as high as 105. South wind 5 to 10 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Duplex, TX is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Sep 15, 2026 8:57 AM CDT.

The active forecast window currently covers Sep 16 to Sep 21, 2026 for Duplex, TX.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 21, 2026
Latest sync
Sep 15, 2026 8:57 AM CDT
Forecast office
FWD
Source
NOAA / NWS
Next High
100°F
Wednesday
Next Low
77°F
Wednesday Night
Rain Outlook
3
Periods mentioning precipitation
Windiest
5 to 10 mph
Wednesday

Daily Outlook

Today
Sep 16
Sunny
100 °F
/ 77°F
Wind 5 to 10 mph
Thu
Sep 17
Mostly Sunny
99 °F
/ 75°F
Wind 0 to 5 mph
Fri
Sep 18
Sunny
100 °F
/ 73°F
Wind 0 to 10 mph
Sat
Sep 19
Sunny
100 °F
/ 73°F
Wind 5 to 10 mph
Sun
Sep 20
Slight Chance Rain Showers
96 °F
/ 68°F
Wind 5 to 10 mph
Mon
Sep 21
Chance Showers And Thunderstorms
90 °F
/ 65°F
Wind 10 mph

This Week in Duplex

Wednesday looks like the warmest upcoming period in Duplex at 100 degrees F.

Monday Night is the coolest period ahead with temperatures near 65 degrees F.

The strongest winds are forecast for Wednesday at about 5 to 10 mph S.

Precipitation is mentioned in 3 upcoming forecast periods.

Forecast Details

Last updated
Sep 15, 2026 8:57 AM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
FWD
Radar station
KFWS

Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.

Open NOAA source

Extended Forecast

Wednesday Night
Sep 16
77°F
Mostly Clear
5 to 10 mph SE

Mostly clear, with a low around 77. Heat index values as high as 102. Southeast wind 5 to 10 mph.

Thursday
Sep 17
99°F
Mostly Sunny
0 to 5 mph SSE

Mostly sunny. High near 99, with temperatures falling to around 97 in the afternoon. South southeast wind 0 to 5 mph.

Thursday Night
Sep 17
75°F
Mostly Clear
5 mph SSE

Mostly clear, with a low around 75. South southeast wind around 5 mph.

Friday
Sep 18
100°F
Sunny
0 to 10 mph S

Sunny, with a high near 100. South wind 0 to 10 mph.

Friday Night
Sep 18
73°F
Mostly Clear
5 mph S

Mostly clear, with a low around 73. South wind around 5 mph.

Saturday
Sep 19
100°F
Sunny
5 to 10 mph SSW

Sunny, with a high near 100. South southwest wind 5 to 10 mph.

Saturday Night
Sep 19
73°F
Mostly Clear
5 mph S

Mostly clear, with a low around 73.

Sunday
Sep 20
96°F
Slight Chance Rain Showers
5 to 10 mph WSW

A slight chance of rain showers after 7am. Mostly sunny, with a high near 96. Chance of precipitation is 20%.

Sunday Night
Sep 20
68°F
Chance Showers And Thunderstorms
5 mph NNW

A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.

Monday
Sep 21
90°F
Chance Showers And Thunderstorms
10 mph N

A chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 90. Chance of precipitation is 30%.

Monday Night
Sep 21
65°F
Partly Cloudy
5 to 10 mph N

Partly cloudy, with a low around 65.

Detailed Forecast

Period Conditions Temp Wind
Wednesday
Sep 16
Sunny
100°F
5 to 10 mph
S
Wednesday Night
Sep 16
Mostly Clear
77°F
5 to 10 mph
SE
Thursday
Sep 17
Mostly Sunny
99°F
0 to 5 mph
SSE
Thursday Night
Sep 17
Mostly Clear
75°F
5 mph
SSE
Friday
Sep 18
Sunny
100°F
0 to 10 mph
S
Friday Night
Sep 18
Mostly Clear
73°F
5 mph
S
Saturday
Sep 19
Sunny
100°F
5 to 10 mph
SSW
Saturday Night
Sep 19
Mostly Clear
73°F
5 mph
S
Sunday
Sep 20
Slight Chance Rain Showers
96°F
5 to 10 mph
WSW
Sunday Night
Sep 20
Chance Showers And Thunderstorms
68°F
5 mph
NNW
Monday
Sep 21
Chance Showers And Thunderstorms
90°F
10 mph
N
Monday Night
Sep 21
Partly Cloudy
65°F
5 to 10 mph
N
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.