555
FPUS54 KHGX 210622
ZFPHGX
ZONE FORECAST PRODUCT FOR SOUTHEAST TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
122 AM CDT FRI AUG 21 2026
TXZ211-211400-
AUSTIN-
INCLUDING THE CITIES OF SEALY AND BELLVILLE
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 101. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ237-211400-
INLAND BRAZORIA-
INCLUDING THE CITIES OF PEARLAND, ALVIN, AND ANGLETON
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 110.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN
THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN
THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 105.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 105.
TXZ196-211400-
BRAZOS-
INCLUDING THE CITIES OF COLLEGE STATION AND BRYAN
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTH WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.
SUNDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY
IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 110 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110 IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110 IN THE AFTERNOON.
TXZ195-211400-
BURLESON-
INCLUDING THE CITIES OF CALDWELL AND SOMERVILLE
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTH WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110 IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110 IN THE AFTERNOON.
TXZ214-211400-
CHAMBERS-
INCLUDING THE CITIES OF WINNIE, MONT BELVIEU, ANAHUAC, STOWELL,
AND OLD RIVER-WINFREE
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 112.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN
THE EVENING.
SATURDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 112.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 111 EARLY IN
THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 105.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
105.
TXZ210-211400-
COLORADO-
INCLUDING THE CITIES OF COLUMBUS, EAGLE LAKE, AND WEIMAR
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
UPPER 70S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTH WINDS AROUND
5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH. HEAT INDEX
VALUES UP TO 107 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS 100 TO 105.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S.
THURSDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 105.
TXZ227-211400-
FORT BEND-
INCLUDING THE CITIES OF MISSOURI CITY, MISSION BEND, SUGAR LAND,
ROSENBERG, FIRST COLONY, AND PECAN GROVE
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 100. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE
EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 101. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE
EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ238-211400-
INLAND GALVESTON-
INCLUDING THE CITIES OF LEAGUE CITY AND FRIENDSWOOD
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE AROUND
80. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 111.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 110 EARLY IN
THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. WEST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON. HEAT INDEX VALUES
UP TO 110.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN
THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
TXZ198-211400-
GRIMES-
INCLUDING THE CITY OF NAVASOTA
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST
WINDS 5 TO 10 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 108.
FRIDAY NIGHT
MOSTLY CLEAR. A CHANCE OF SHOWERS IN THE EVENING.
LOWS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN
30 PERCENT. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100.
SUNDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY
IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 110 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110 IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110 IN THE AFTERNOON.
TXZ213-211400-
INLAND HARRIS-
INCLUDING THE CITY OF HOUSTON
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 111.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ163-211400-
HOUSTON-
INCLUDING THE CITY OF CROCKETT
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS AROUND
5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 109.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF
RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 108 EARLY IN THE
EVENING.
SATURDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 103. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110 IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ235-211400-
INLAND JACKSON-
INCLUDING THE CITIES OF EDNA AND GANADO
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE AROUND
80. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 110.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.
SOUTH WINDS 10 TO 15 MPH, DIMINISHING TO AROUND 5 MPH AFTER
MIDNIGHT. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 101. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 110 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ200-211400-
NORTHERN LIBERTY-
INCLUDING THE CITIES OF LIBERTY, CLEVELAND, AND DAYTON
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
CLEAR. LOWS IN THE MID 70S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 101. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 111.
FRIDAY NIGHT
MOSTLY CLEAR. A CHANCE OF SHOWERS IN THE EVENING.
LOWS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN
30 PERCENT. HEAT INDEX VALUES UP TO 109 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 112.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH IN THE EVENING, BECOMING LIGHT AND VARIABLE. HEAT
INDEX VALUES UP TO 110 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ176-211400-
MADISON-
INCLUDING THE CITY OF MADISONVILLE
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS AROUND
5 MPH. CHANCE OF RAIN 20 PERCENT.
FRIDAY NIGHT
MOSTLY CLEAR WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE UPPER
70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN 30 PERCENT. HEAT
INDEX VALUES UP TO 107 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS 100 TO 105.
SUNDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY
IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110 IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ236-211400-
INLAND MATAGORDA-
INCLUDING THE CITY OF BAY CITY
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
PARTLY CLOUDY. NEAR STEADY TEMPERATURE AROUND
80. SOUTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.
SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 105.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
TXZ199-211400-
MONTGOMERY-
INCLUDING THE CITIES OF CONROE AND THE WOODLANDS
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 110.
FRIDAY NIGHT
MOSTLY CLEAR. A CHANCE OF SHOWERS IN THE EVENING.
LOWS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN
30 PERCENT. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
SATURDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 102. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 111.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE
EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ179-211400-
POLK-
INCLUDING THE CITIES OF LIVINGSTON AND CORRIGAN
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS AROUND
5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 110.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE
OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 108 EARLY IN THE
EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 111.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE
EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ178-211400-
SAN JACINTO-
INCLUDING THE CITIES OF SHEPHERD AND COLDSPRING
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
CLEAR. LOWS IN THE MID 70S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS AROUND
5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 110.
FRIDAY NIGHT
MOSTLY CLEAR WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE UPPER
70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN 30 PERCENT. HEAT
INDEX VALUES UP TO 108 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 111.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH.
HEAT INDEX VALUES UP TO 109 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ164-211400-
TRINITY-
INCLUDING THE CITIES OF TRINITY AND GROVETON
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS AROUND
5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 110.
FRIDAY NIGHT
PARTLY CLOUDY. A CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE
OF RAIN 30 PERCENT. HEAT INDEX VALUES UP TO 108 EARLY IN THE
EVENING.
SATURDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 103. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. HEAT INDEX
VALUES UP TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 105.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ177-211400-
WALKER-
INCLUDING THE CITY OF HUNTSVILLE
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTHWEST
WINDS AROUND 5 MPH.
FRIDAY
SUNNY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN
THE AFTERNOON. HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS AROUND
5 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 109.
FRIDAY NIGHT
MOSTLY CLEAR WITH A CHANCE OF SHOWERS IN THE
EVENING, THEN PARTLY CLOUDY AFTER MIDNIGHT. LOWS IN THE UPPER
70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN 30 PERCENT. HEAT
INDEX VALUES UP TO 107 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 103. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN CLEARING.
LOWS IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH. HEAT INDEX
VALUES UP TO 107 EARLY IN THE EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. HEAT INDEX
VALUES UP TO 110 IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO 105 EARLY
IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110 IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110 IN THE AFTERNOON.
TXZ212-211400-
WALLER-
INCLUDING THE CITIES OF HEMPSTEAD, PRAIRIE VIEW, BROOKSHIRE,
AND WALLER
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 101. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
SATURDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 101. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 108.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ197-211400-
WASHINGTON-
INCLUDING THE CITY OF BRENHAM
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
UPPER 70S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 101. SOUTHWEST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 101. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 110 IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ226-211400-
WHARTON-
INCLUDING THE CITIES OF EL CAMPO AND WHARTON
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
UPPER 70S. SOUTH WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. SOUTHWEST
WINDS 5 TO 10 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 70S.
SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 101. SOUTHWEST WINDS
AROUND 5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP
TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ300-211400-
SOUTHERN LIBERTY-
INCLUDING THE CITY OF DEVERS
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE AROUND
80. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 110.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 110 EARLY
IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 110.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 110 EARLY
IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 105.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 70S.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 105.
TXZ313-211400-
COASTAL HARRIS-
INCLUDING THE CITIES OF PASADENA AND BAYTOWN
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 111.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS AROUND 80.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 111 EARLY IN
THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS AROUND 99. WEST WINDS AROUND
5 MPH, BECOMING SOUTH IN THE AFTERNOON. HEAT INDEX VALUES UP TO
111.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS AROUND 80.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 110 EARLY IN
THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 105.
TXZ338-211400-
COASTAL GALVESTON-
INCLUDING THE CITIES OF TEXAS CITY, DICKINSON, AND LA MARQUE
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 80S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. WEST WINDS AROUND
5 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE AFTERNOON. HEAT INDEX
VALUES UP TO 112.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 109 EARLY
IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. WEST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON. HEAT INDEX VALUES
UP TO 112.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN
THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 115.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110.
TXZ337-211400-
COASTAL BRAZORIA-
INCLUDING THE CITIES OF LAKE JACKSON, FREEPORT, AND CLUTE
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
LOWER 80S. SOUTHWEST WINDS AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTHWEST
WINDS AROUND 5 MPH, INCREASING TO SOUTH 10 TO 15 MPH IN THE
AFTERNOON. HEAT INDEX VALUES UP TO 109.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 10 TO 15 MPH, BECOMING SOUTHWEST AROUND 5 MPH AFTER
MIDNIGHT. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 109.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 105.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
MONDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
WEDNESDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
105.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 105.
TXZ336-211400-
COASTAL MATAGORDA-
INCLUDING THE CITY OF PALACIOS
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 10 TO 15 MPH.
SATURDAY
SUNNY WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 107.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH.
SUNDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
105.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
MONDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
TUESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 105.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 105.
TXZ335-211400-
COASTAL JACKSON-
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
LOWER 80S. SOUTH WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. SOUTH
WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 109.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN
THE EVENING.
SATURDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
TXZ436-211400-
MATAGORDA ISLANDS-
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
MID 80S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HUMID. NEAR STEADY TEMPERATURE IN THE MID
80S. SOUTH WINDS 10 TO 15 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID. NEAR STEADY TEMPERATURE IN
THE MID 80S. SOUTH WINDS 10 TO 15 MPH.
SATURDAY
SUNNY WITH HIGHS IN THE UPPER 80S. SOUTHWEST WINDS
10 TO 15 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTH WINDS 10 TO 15 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 80S.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
MONDAY
SUNNY. HIGHS IN THE UPPER 80S.
MONDAY NIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE MID
80S.
TUESDAY
SUNNY. HIGHS IN THE UPPER 80S.
TUESDAY NIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE MID
80S.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 80S.
WEDNESDAY NIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
MID 80S.
THURSDAY
SUNNY. HIGHS IN THE UPPER 80S.
TXZ437-211400-
BRAZORIA ISLANDS-
INCLUDING THE CITY OF SURFSIDE BEACH
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
PARTLY CLOUDY. NEAR STEADY TEMPERATURE IN THE
MID 80S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY
MOSTLY SUNNY. HUMID WITH HIGHS AROUND 90. SOUTHWEST
WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 105.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH.
SATURDAY
SUNNY WITH HIGHS IN THE LOWER 90S. WEST WINDS 5 TO
10 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE AFTERNOON. HEAT INDEX
VALUES UP TO 105.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 90S.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
MONDAY
SUNNY. HIGHS AROUND 90. HEAT INDEX VALUES UP TO 105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
TUESDAY
SUNNY. HIGHS AROUND 90.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
WEDNESDAY
SUNNY. HIGHS AROUND 90.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
THURSDAY
SUNNY. HIGHS AROUND 90.
TXZ438-211400-
GALVESTON ISLAND-
INCLUDING THE CITY OF GALVESTON
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
MID 80S. SOUTHWEST WINDS 10 TO 15 MPH.
FRIDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S.
SOUTHWEST WINDS 5 TO 10 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON. HEAT INDEX VALUES UP TO 107.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 106 EARLY.
SATURDAY
SUNNY WITH HIGHS IN THE LOWER 90S. WEST WINDS 5 TO
10 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE AFTERNOON. HEAT INDEX
VALUES UP TO 107.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 106 EARLY.
SUNDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
MONDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
TUESDAY
SUNNY. HIGHS AROUND 90. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
WEDNESDAY
SUNNY. HIGHS AROUND 90. HEAT INDEX VALUES UP TO 105.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
THURSDAY
SUNNY. HIGHS AROUND 90.
TXZ439-211400-
BOLIVAR PENINSULA-
122 AM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
REST OF TONIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
MID 80S. SOUTHWEST WINDS 5 TO 10 MPH.
FRIDAY
SUNNY WITH HIGHS IN THE LOWER 90S. WEST WINDS 5 TO
10 MPH, BECOMING SOUTHWEST IN THE AFTERNOON. HEAT INDEX VALUES UP
TO 111.
FRIDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 108 EARLY.
SATURDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE LOWER 90S. WEST
WINDS 5 TO 10 MPH, BECOMING SOUTHWEST IN THE AFTERNOON. HEAT
INDEX VALUES UP TO 111.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTHWEST WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY.
SUNDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S. HEAT INDEX
VALUES UP TO 105 EARLY.
MONDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S. HEAT INDEX
VALUES UP TO 105 EARLY.
TUESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 105.
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