Grigsby, TX Weather Forecast

Local 7-day forecast

74°
F

Patchy Fog

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

Wednesday, September 16, 2026
Wind: 0 mph
Overnight

Patchy fog after 4am. Mostly clear, with a low around 74. South wind around 0 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Grigsby, 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 16, 2026 5:57 AM CDT.

The active forecast window currently covers Sep 16 to Sep 22, 2026 for Grigsby, TX.

Page Snapshot

Page focus
city weather
Forecast window
Sep 16 to Sep 22, 2026
Latest sync
Sep 16, 2026 5:57 AM CDT
Forecast office
SHV
Source
NOAA / NWS
Next High
97°F
Wednesday
Next Low
74°F
Overnight
Rain Outlook
5
Periods mentioning precipitation
Windiest
0 to 5 mph
Wednesday

Daily Outlook

Today
Sep 16
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
97 °F
/ 74°F
Wind 0 to 5 mph
Thu
Sep 17
Sunny
96 °F
/ 72°F
Wind 0 to 5 mph
Fri
Sep 18
Sunny
96 °F
/ 70°F
Wind 0 to 5 mph
Sat
Sep 19
Sunny
97 °F
/ 71°F
Wind 0 to 5 mph
Sun
Sep 20
Sunny
96 °F
/ 73°F
Wind 0 to 5 mph
Mon
Sep 21
Mostly Sunny then Slight Chance Showers And Thunderstorms
96 °F
/ 72°F
Wind 0 to 5 mph
Tue
Sep 22
Sunny then Slight Chance Showers And Thunderstorms
94 °F
Wind 0 to 5 mph

This Week in Grigsby

Wednesday looks like the warmest upcoming period in Grigsby at 97 degrees F.

Friday Night is the coolest period ahead with temperatures near 70 degrees F.

The strongest winds are forecast for Wednesday at about 0 to 5 mph SE.

Precipitation is mentioned in 5 upcoming forecast periods.

Forecast Details

Last updated
Sep 16, 2026 5:57 AM CDT
Coverage
7 days
Time zone
America/Chicago
Forecast office
SHV
Radar station
KSHV

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

Open NOAA source

Extended Forecast

Wednesday
Sep 16
97°F
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
0 to 5 mph SE

Patchy fog before 10am, then a slight chance of rain showers between 10am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 97. Heat index values as high as 106. Southeast wind 0 to 5 mph. Chance of precipitation is 20%.

Wednesday Night
Sep 16
75°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
0 to 5 mph SE

A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 75. Heat index values as high as 103. Southeast wind 0 to 5 mph. Chance of precipitation is 20%.

Thursday
Sep 17
96°F
Sunny
0 to 5 mph E

Sunny, with a high near 96. Heat index values as high as 104. East wind 0 to 5 mph.

Thursday Night
Sep 17
72°F
Mostly Clear
0 to 5 mph E

Mostly clear, with a low around 72. East wind 0 to 5 mph.

Friday
Sep 18
96°F
Sunny
0 to 5 mph E

Sunny, with a high near 96.

Friday Night
Sep 18
70°F
Mostly Clear
0 to 5 mph S

Mostly clear, with a low around 70.

Saturday
Sep 19
97°F
Sunny
0 to 5 mph SW

Sunny, with a high near 97.

Saturday Night
Sep 19
71°F
Mostly Clear
0 to 5 mph S

Mostly clear, with a low around 71.

Sunday
Sep 20
96°F
Sunny
0 to 5 mph S

Sunny, with a high near 96.

Sunday Night
Sep 20
73°F
Mostly Clear
0 to 5 mph SW

Mostly clear, with a low around 73.

Monday
Sep 21
96°F
Mostly Sunny then Slight Chance Showers And Thunderstorms
0 to 5 mph S

A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Chance of precipitation is 20%.

Monday Night
Sep 21
72°F
Slight Chance Showers And Thunderstorms then Partly Cloudy
0 mph

A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 72. Chance of precipitation is 20%.

Tuesday
Sep 22
94°F
Sunny then Slight Chance Showers And Thunderstorms
0 to 5 mph NE

A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 94.

Detailed Forecast

Period Conditions Temp Wind
Overnight
Sep 16
Patchy Fog
74°F
0 mph
Wednesday
Sep 16
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
97°F
0 to 5 mph
SE
Wednesday Night
Sep 16
Slight Chance Showers And Thunderstorms then Partly Cloudy
75°F
0 to 5 mph
SE
Thursday
Sep 17
Sunny
96°F
0 to 5 mph
E
Thursday Night
Sep 17
Mostly Clear
72°F
0 to 5 mph
E
Friday
Sep 18
Sunny
96°F
0 to 5 mph
E
Friday Night
Sep 18
Mostly Clear
70°F
0 to 5 mph
S
Saturday
Sep 19
Sunny
97°F
0 to 5 mph
SW
Saturday Night
Sep 19
Mostly Clear
71°F
0 to 5 mph
S
Sunday
Sep 20
Sunny
96°F
0 to 5 mph
S
Sunday Night
Sep 20
Mostly Clear
73°F
0 to 5 mph
SW
Monday
Sep 21
Mostly Sunny then Slight Chance Showers And Thunderstorms
96°F
0 to 5 mph
S
Monday Night
Sep 21
Slight Chance Showers And Thunderstorms then Partly Cloudy
72°F
0 mph
Tuesday
Sep 22
Sunny then Slight Chance Showers And Thunderstorms
94°F
0 to 5 mph
NE
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.