402
FPUS54 KHGX 211948
ZFPHGX
ZONE FORECAST PRODUCT FOR SOUTHEAST TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
248 PM CDT FRI AUG 21 2026
TXZ211-220300-
AUSTIN-
INCLUDING THE CITIES OF SEALY AND BELLVILLE
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY THIS
EVENING.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT
CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS IN THE AFTERNOON.
HOT WITH HIGHS AROUND 101. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
SUNDAY
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HOT WITH HIGHS
AROUND 100. SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH. 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.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. 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 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.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ237-220300-
INLAND BRAZORIA-
INCLUDING THE CITIES OF PEARLAND, ALVIN, AND ANGLETON
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY THIS
EVENING.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT
CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS IN THE AFTERNOON.
HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 107.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. HUMID WITH LOWS IN THE MID 70S. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
SUNDAY
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HOT WITH HIGHS
IN THE UPPER 90S. SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP
TO 106.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
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 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 110.
TXZ196-220300-
BRAZOS-
INCLUDING THE CITIES OF COLLEGE STATION AND BRYAN
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
103. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. 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 AROUND 102. SOUTH WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 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 UPPER 70S. HEAT INDEX VALUES
UP TO 110 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 115 IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 110 EARLY IN THE EVENING.
THURSDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ195-220300-
BURLESON-
INCLUDING THE CITIES OF CALDWELL AND SOMERVILLE
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
104. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 103. SOUTH WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100.
MONDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES
UP TO 110 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 110 EARLY IN THE EVENING.
THURSDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ214-220300-
CHAMBERS-
INCLUDING THE CITIES OF WINNIE, MONT BELVIEU, ANAHUAC, STOWELL,
AND OLD RIVER-WINFREE
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 110 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS IN THE
UPPER 90S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. 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 110 EARLY IN
THE EVENING.
SUNDAY
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.
SUNDAY 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.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
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.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
FRIDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110.
TXZ210-220300-
COLORADO-
INCLUDING THE CITIES OF COLUMBUS, EAGLE LAKE, AND WEIMAR
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY THIS
EVENING.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT
CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS IN THE AFTERNOON.
HOT WITH HIGHS AROUND 102. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
SUNDAY
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HOT WITH HIGHS
AROUND 101. SOUTH WINDS 5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 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. 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 AROUND 100. HEAT INDEX VALUES
UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
TXZ227-220300-
FORT BEND-
INCLUDING THE CITIES OF MISSOURI CITY, MISSION BEND, SUGAR LAND,
ROSENBERG, FIRST COLONY, AND PECAN GROVE
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY THIS
EVENING.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT
CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS IN THE AFTERNOON.
HOT WITH HIGHS AROUND 100. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 107.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
SUNDAY
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HOT WITH HIGHS
IN THE UPPER 90S. SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP
TO 107.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S.
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 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 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ238-220300-
INLAND GALVESTON-
INCLUDING THE CITIES OF LEAGUE CITY AND FRIENDSWOOD
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 107 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS IN THE
UPPER 90S. WEST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO
109.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. HUMID WITH LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH, BECOMING SOUTHWEST AFTER MIDNIGHT. HEAT INDEX VALUES UP
TO 106 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING SOUTH IN THE AFTERNOON. HEAT INDEX VALUES
UP TO 107.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
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 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 MID 90S. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110.
TXZ198-220300-
GRIMES-
INCLUDING THE CITY OF NAVASOTA
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING MOSTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
102. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 101. SOUTH WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 115.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES
UP TO 110 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES
UP TO 115 IN THE AFTERNOON.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT
INDEX VALUES UP TO 110 EARLY IN THE EVENING.
THURSDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S. HEAT
INDEX VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ213-220300-
INLAND HARRIS-
INCLUDING THE CITY OF HOUSTON
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 109 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
101. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 108.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 107 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 105 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 110 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 110 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ163-220300-
HOUSTON-
INCLUDING THE CITY OF CROCKETT
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
SHOWERS AND THUNDERSTORMS LIKELY. SOME THUNDERSTORMS
MAY PRODUCE GUSTY WINDS. LOWS IN THE MID 70S. SOUTH WINDS AROUND
5 MPH. CHANCE OF RAIN 60 PERCENT. HEAT INDEX VALUES UP TO
108 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
103. SOUTHWEST WINDS AROUND 5 MPH, BECOMING SOUTH IN THE
AFTERNOON. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO
110.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTHEAST
WINDS AROUND 5 MPH, BECOMING SOUTHWEST AROUND 5 MPH AFTER
MIDNIGHT. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 102. SOUTH WINDS
5 TO 10 MPH.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110 IN THE AFTERNOON.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 110 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
110 EARLY IN THE EVENING.
THURSDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S. HEAT
INDEX VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ235-220300-
INLAND JACKSON-
INCLUDING THE CITIES OF EDNA AND GANADO
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE
UPPER 70S. SOUTH WINDS 10 TO 15 MPH, DIMINISHING TO AROUND 5 MPH
AFTER MIDNIGHT. HEAT INDEX VALUES UP TO 107 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT
CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS IN THE AFTERNOON.
HOT WITH HIGHS AROUND 100. SOUTHWEST WINDS AROUND 5 MPH, BECOMING
SOUTH IN THE AFTERNOON. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PATCHY FOG IN THE MORNING. SUNNY, HOT WITH HIGHS IN THE
UPPER 90S. SOUTHWEST WINDS AROUND 5 MPH, INCREASING TO SOUTH
10 TO 15 MPH IN THE AFTERNOON. HEAT INDEX VALUES UP TO 107.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
10 TO 15 MPH.
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 UPPER 90S. HEAT INDEX
VALUES UP TO 115.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES
UP TO 110 EARLY IN THE EVENING.
WEDNESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 115.
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.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ200-220300-
NORTHERN LIBERTY-
INCLUDING THE CITIES OF LIBERTY, CLEVELAND, AND DAYTON
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
PARTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS. LOWS IN THE MID 70S. SOUTH WINDS 5 TO
10 MPH. CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO
109 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
101. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
HEAT INDEX VALUES UP TO 110.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE EVENING.
MONDAY
MOSTLY 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 110 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 110 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ176-220300-
MADISON-
INCLUDING THE CITY OF MADISONVILLE
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS. LOWS IN
THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH. CHANCE OF RAIN
40 PERCENT. HEAT INDEX VALUES UP TO 106 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED 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.
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 AROUND 103. SOUTH WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH. HEAT
INDEX VALUES UP TO 106 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. HEAT INDEX VALUES UP
TO 115 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 115.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
110 EARLY IN THE EVENING.
THURSDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. HEAT INDEX
VALUES UP TO 115.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ236-220300-
INLAND MATAGORDA-
INCLUDING THE CITY OF BAY CITY
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE
UPPER 70S. SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO
105 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT
CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS IN THE AFTERNOON.
HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS 5 TO 10 MPH.
CHANCE OF RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 107.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. HUMID WITH LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO
10 MPH.
SUNDAY
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HOT WITH HIGHS
IN THE MID 90S. SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO
106.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
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.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 110.
TXZ199-220300-
MONTGOMERY-
INCLUDING THE CITIES OF CONROE AND THE WOODLANDS
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 107 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED 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.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
MONDAY
MOSTLY 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 105 EARLY IN THE EVENING.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. HEAT INDEX VALUES UP
TO 110.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX VALUES
UP TO 110 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 110 EARLY IN THE EVENING.
THURSDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S. HEAT
INDEX VALUES UP TO 110.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ179-220300-
POLK-
INCLUDING THE CITIES OF LIVINGSTON AND CORRIGAN
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS. LOWS
IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN
50 PERCENT. HEAT INDEX VALUES UP TO 107 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
102. WEST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT. 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 107 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 101. SOUTHWEST
WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 110.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE EVENING.
MONDAY
MOSTLY 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 UPPER 70S. HEAT INDEX VALUES
UP TO 110 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 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.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 110 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ178-220300-
SAN JACINTO-
INCLUDING THE CITIES OF SHEPHERD AND COLDSPRING
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS WITH ISOLATED
THUNDERSTORMS. SOME THUNDERSTORMS MAY PRODUCE GUSTY WINDS. LOWS
IN THE UPPER 70S. SOUTH WINDS AROUND 5 MPH. CHANCE OF RAIN
50 PERCENT. HEAT INDEX VALUES UP TO 106 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
101. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
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 106 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 109.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 107 EARLY IN THE EVENING.
MONDAY
MOSTLY 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 110 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 110 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
110 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ164-220300-
TRINITY-
INCLUDING THE CITIES OF TRINITY AND GROVETON
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLOUDY THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS. SOME THUNDERSTORMS
MAY PRODUCE GUSTY WINDS. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. CHANCE OF RAIN 50 PERCENT. HEAT INDEX VALUES UP TO
108 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED 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.
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 AROUND 101. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 108.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH WINDS
AROUND 5 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
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 110 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 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.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
TXZ177-220300-
WALKER-
INCLUDING THE CITY OF HUNTSVILLE
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
PARTLY CLOUDY THIS EVENING, THEN BECOMING MOSTLY
CLOUDY. A CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS. SOME
THUNDERSTORMS MAY PRODUCE GUSTY WINDS. LOWS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH. CHANCE OF RAIN 40 PERCENT. HEAT INDEX
VALUES UP TO 106 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
102. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. 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 102. SOUTH WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 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
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 110 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 110 EARLY IN THE EVENING.
THURSDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ212-220300-
WALLER-
INCLUDING THE CITIES OF HEMPSTEAD, PRAIRIE VIEW, BROOKSHIRE,
AND WALLER
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 106 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
101. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 100. SOUTH WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 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 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.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX VALUES UP TO
105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ197-220300-
WASHINGTON-
INCLUDING THE CITY OF BRENHAM
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTH WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS AROUND
102. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE UPPER 70S. SOUTH
WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP TO 105 EARLY IN THE
EVENING.
SUNDAY
MOSTLY SUNNY. HOT WITH HIGHS AROUND 101. SOUTH WINDS
5 TO 10 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH.
MONDAY
SUNNY, HOT WITH HIGHS AROUND 100.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
TUESDAY
SUNNY, HOT WITH HIGHS AROUND 100. 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 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
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S. HEAT
INDEX VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ226-220300-
WHARTON-
INCLUDING THE CITIES OF EL CAMPO AND WHARTON
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE
MID 70S. SOUTH WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO
105 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. A SLIGHT
CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS IN THE AFTERNOON.
HOT WITH HIGHS AROUND 100. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
RAIN 20 PERCENT.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. LOWS IN THE MID 70S. SOUTH WINDS 5 TO 10 MPH.
SUNDAY
PATCHY FOG IN THE MORNING. MOSTLY SUNNY. HOT WITH HIGHS
IN THE UPPER 90S. SOUTH WINDS 5 TO 10 MPH. HEAT INDEX VALUES UP
TO 106.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS
5 TO 10 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S.
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 105 EARLY IN THE EVENING.
THURSDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TXZ300-220300-
SOUTHERN LIBERTY-
INCLUDING THE CITY OF DEVERS
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 110 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS IN THE
UPPER 90S. SOUTHWEST WINDS AROUND 5 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 111.
SATURDAY NIGHT
PARTLY CLOUDY. HUMID WITH LOWS IN THE UPPER
70S. 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. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 108.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS AROUND 5 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN
THE EVENING.
MONDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S. HEAT
INDEX VALUES UP TO 105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
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 105 EARLY IN THE EVENING.
THURSDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. HEAT
INDEX VALUES UP TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 105.
TXZ313-220300-
COASTAL HARRIS-
INCLUDING THE CITIES OF PASADENA AND BAYTOWN
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS AROUND 80. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 110 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. A SLIGHT CHANCE OF SHOWERS WITH
ISOLATED THUNDERSTORMS IN THE AFTERNOON. HOT WITH HIGHS IN THE
UPPER 90S. SOUTHWEST WINDS 5 TO 10 MPH. CHANCE OF RAIN
20 PERCENT. HEAT INDEX VALUES UP TO 109.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 80. SOUTHWEST WINDS
5 TO 10 MPH. HEAT INDEX VALUES UP TO 109 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE AFTERNOON. HEAT
INDEX VALUES UP TO 108.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO
10 MPH. HEAT INDEX VALUES UP TO 106 EARLY IN THE EVENING.
MONDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE UPPER 90S. HEAT INDEX
VALUES UP TO 110.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. 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 AROUND 80. 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.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 110.
TXZ338-220300-
COASTAL GALVESTON-
INCLUDING THE CITIES OF TEXAS CITY, DICKINSON, AND LA MARQUE
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 109 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE MID 90S. WEST
WINDS 5 TO 10 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE AFTERNOON.
HEAT INDEX VALUES UP TO 111.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. HUMID WITH LOWS IN THE UPPER 70S. SOUTHWEST WINDS
10 TO 15 MPH. HEAT INDEX VALUES UP TO 108 EARLY IN THE EVENING.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE AFTERNOON. HEAT
INDEX VALUES UP TO 109.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 106 EARLY
IN THE EVENING.
MONDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80.
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 115.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
110.
TXZ337-220300-
COASTAL BRAZORIA-
INCLUDING THE CITIES OF LAKE JACKSON, FREEPORT, AND CLUTE
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. LOWS IN THE UPPER 70S. SOUTHWEST WINDS 10 TO 15 MPH. HEAT
INDEX VALUES UP TO 105 EARLY THIS EVENING.
SATURDAY
MOSTLY 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 108.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTHWEST WINDS 10 TO 15 MPH.
SUNDAY
SUNNY 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 106.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 5 TO 10 MPH.
MONDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
TUESDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
105.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 70S.
WEDNESDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
THURSDAY
SUNNY. HIGHS IN THE MID 90S. HEAT INDEX VALUES UP TO
110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
FRIDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105.
TXZ336-220300-
COASTAL MATAGORDA-
INCLUDING THE CITY OF PALACIOS
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR. LOWS AROUND 80. SOUTH WINDS 5 TO 10 MPH.
HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.
SATURDAY
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 108.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 10 TO 15 MPH.
SUNDAY
SUNNY WITH HIGHS IN THE LOWER 90S. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE AFTERNOON. HEAT
INDEX VALUES UP TO 107.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS AROUND 80. SOUTH
WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80.
TUESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
110.
TUESDAY NIGHT
CLEAR. LOWS AROUND 80.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 110.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 80. HEAT INDEX VALUES
UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
110.
TXZ335-220300-
COASTAL JACKSON-
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. SOUTH WINDS 10 TO
15 MPH. HEAT INDEX VALUES UP TO 105 EARLY THIS EVENING.
SATURDAY
MOSTLY SUNNY. HOT WITH HIGHS IN THE UPPER 90S.
SOUTHWEST WINDS AROUND 5 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON. HEAT INDEX VALUES UP TO 106.
SATURDAY NIGHT
MOSTLY CLEAR IN THE EVENING, THEN BECOMING
PARTLY CLOUDY. HUMID WITH LOWS IN THE UPPER 70S. SOUTH WINDS
10 TO 15 MPH.
SUNDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. SOUTHWEST WINDS
AROUND 5 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE AFTERNOON. HEAT
INDEX VALUES UP TO 106.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE UPPER 70S.
SOUTH WINDS 10 TO 15 MPH.
MONDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
TUESDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX
VALUES UP TO 110.
TUESDAY NIGHT
CLEAR. LOWS AROUND 80. 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
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.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. HEAT INDEX
VALUES UP TO 105 EARLY IN THE EVENING.
FRIDAY
SUNNY, HOT WITH HIGHS IN THE MID 90S. HEAT INDEX VALUES
UP TO 110.
TXZ436-220300-
MATAGORDA ISLANDS-
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 80S. SOUTH WINDS
10 TO 15 MPH.
SATURDAY
MOSTLY SUNNY. HUMID WITH HIGHS IN THE UPPER 80S.
SOUTHWEST WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 105.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTH WINDS 10 TO 15 MPH.
SUNDAY
SUNNY WITH HIGHS IN THE UPPER 80S. SOUTH WINDS 10 TO
15 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTH WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS IN THE UPPER 80S.
MONDAY NIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE MID
80S.
TUESDAY
SUNNY. NEAR STEADY TEMPERATURE IN THE MID 80S.
TUESDAY NIGHT
CLEAR. NEAR STEADY TEMPERATURE IN THE MID 80S.
WEDNESDAY
SUNNY. NEAR STEADY TEMPERATURE IN THE MID 80S.
WEDNESDAY NIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
MID 80S.
THURSDAY
SUNNY. NEAR STEADY TEMPERATURE IN THE MID 80S.
THURSDAY NIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE
MID 80S.
FRIDAY
SUNNY. HIGHS IN THE UPPER 80S.
TXZ437-220300-
BRAZORIA ISLANDS-
INCLUDING THE CITY OF SURFSIDE BEACH
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 80S. SOUTHWEST WINDS
10 TO 15 MPH.
SATURDAY
MOSTLY SUNNY. HUMID 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.
SUNDAY
SUNNY WITH HIGHS AROUND 90. SOUTHWEST WINDS 5 TO
10 MPH, BECOMING SOUTH 10 TO 15 MPH IN THE AFTERNOON. HEAT INDEX
VALUES UP TO 105.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTH WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS AROUND 90.
MONDAY NIGHT
MOSTLY CLEAR. NEAR STEADY TEMPERATURE IN THE MID
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. HEAT INDEX VALUES UP TO 105.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
FRIDAY
SUNNY. HIGHS IN THE UPPER 80S. HEAT INDEX VALUES UP TO
105.
TXZ438-220300-
GALVESTON ISLAND-
INCLUDING THE CITY OF GALVESTON
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE LOWER 80S. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF
RAIN 20 PERCENT. HEAT INDEX VALUES UP TO 107 EARLY.
SATURDAY
MOSTLY SUNNY. HUMID 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 108.
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 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.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE MID 80S.
SOUTHWEST WINDS 10 TO 15 MPH.
MONDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 80S.
TUESDAY
SUNNY. HIGHS AROUND 90. HEAT INDEX VALUES UP TO 105.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 80S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 105.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 80S.
THURSDAY
SUNNY. HIGHS AROUND 90. HEAT INDEX VALUES UP TO 105.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 80S.
FRIDAY
SUNNY. HIGHS AROUND 90. HEAT INDEX VALUES UP TO 105.
TXZ439-220300-
BOLIVAR PENINSULA-
248 PM CDT FRI AUG 21 2026
..HEAT ADVISORY IN EFFECT UNTIL 7 PM CDT SATURDAY
TONIGHT
MOSTLY CLEAR THIS EVENING, THEN BECOMING PARTLY
CLOUDY. A SLIGHT CHANCE OF SHOWERS WITH ISOLATED THUNDERSTORMS.
LOWS IN THE LOWER 80S. SOUTHWEST WINDS 10 TO 15 MPH. CHANCE OF
RAIN 20 PERCENT. 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 10 TO 15 MPH IN THE
AFTERNOON. HEAT INDEX VALUES UP TO 111.
SATURDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 107 EARLY.
SUNDAY
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 109.
SUNDAY NIGHT
MOSTLY CLEAR. HUMID WITH LOWS IN THE LOWER 80S.
SOUTHWEST WINDS 10 TO 15 MPH. HEAT INDEX VALUES UP TO 105 EARLY.
MONDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
105.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S.
TUESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
110.
TUESDAY NIGHT
CLEAR. LOWS IN THE MID 80S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 110.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 80S. HEAT
INDEX VALUES UP TO 105 EARLY.
THURSDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP
TO 110.
THURSDAY NIGHT
PARTLY CLOUDY IN THE EVENING, THEN BECOMING
MOSTLY CLEAR. LOWS IN THE LOWER 80S. HEAT INDEX VALUES UP TO
105 EARLY.
FRIDAY
SUNNY. HIGHS IN THE LOWER 90S. HEAT INDEX VALUES UP TO
110.
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