545
FPUS55 KPSR 172300
ZFPPSR
ZONE FORECAST PRODUCT FOR SOUTHWEST ARIZONA/SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
400 PM MST MON AUG 17 2026
THIS IS AN AUTOMATICALLY GENERATED PRODUCT THAT PROVIDES AVERAGE
VALUES FOR LARGE GEOGRAPHICAL AREAS AND MAY NOT BE REPRESENTATIVE
OF THE EXACT LOCATION THAT YOU ARE INTERESTED IN. FOR A MORE SITE
SPECIFIC FORECAST, PLEASE VISIT WEATHER.GOV/PHOENIX AND EITHER
(1) SELECT A LOCATION FROM THE DROPDOWN MENU ABOVE THE MAP OR
(2) CLICK A LOCATION ON THE MAP. YOU CAN REFINE YOUR SELECTION BY
CLICKING ON THE MAP DISPLAYED ON THE RESULTING PAGE.
AZZ537-540-542>544-546-548-550-551-181100-
NORTHWEST VALLEY-BUCKEYE/AVONDALE-DEER VALLEY-CENTRAL PHOENIX-
NORTH PHOENIX/GLENDALE-SCOTTSDALE/PARADISE VALLEY-EAST VALLEY-
SOUTH MOUNTAIN/AHWATUKEE-SOUTHEAST VALLEY/QUEEN CREEK-
INCLUDING THE CITIES OF CIRCLE CITY, SURPRISE, WITTMANN, BEARDSLEY,
SUN CITY WEST, AVONDALE, CASHION, GOODYEAR, LIBERTY, PEORIA, PHOENIX,
PARADISE VALLEY, MESA, CHANDLER, TEMPE, GILBERT, SUN LAKES,
AND QUEEN CREEK
400 PM MST MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 83 TO 90. SOUTHWEST WIND 5 TO 10 MPH IN
THE EVENING BECOMING EAST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 106 TO 111. SOUTHEAST WIND
5 TO 10 MPH IN THE MORNING BECOMING SOUTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 83 TO 90. WEST WIND 10 TO
15 MPH.
WEDNESDAY
SUNNY AND HOT. HIGHS 106 TO 110. SOUTHWEST WIND 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 84 TO 91. WEST WIND 10 TO 20 MPH.
THURSDAY
PARTLY SUNNY IN THE MORNING THEN BECOMING SUNNY. HOT.
HIGHS 106 TO 111.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 83 TO 89.
FRIDAY
PARTLY SUNNY AND HOT. HIGHS 107 TO 112.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 83 TO 90.
SATURDAY
PARTLY SUNNY. HOT. HIGHS 106 TO 111.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 84 TO 91.
SUNDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 105 TO 111.
SUNDAY NIGHT
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 83 TO 90.
MONDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 104 TO 109.
AZZ541-549-555-181100-
CAVE CREEK/NEW RIVER-FOUNTAIN HILLS/EAST MESA-
APACHE JUNCTION/GOLD CANYON-
INCLUDING THE CITIES OF SCOTTSDALE, FOUNTAIN HILLS,
AND APACHE JUNCTION
400 PM MST MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST FRIDAY
TONIGHT
CLEAR. LOWS 77 TO 87. EAST WIND 10 TO 15 MPH.
TUESDAY
SUNNY. HIGHS 104 TO 109. SOUTHEAST WIND 5 TO 10 MPH IN THE
MORNING BECOMING SOUTHWEST IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 78 TO 88. EAST WIND 5 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS 104 TO 109. SOUTH WIND 5 TO 10 MPH IN THE
MORNING BECOMING WEST IN THE AFTERNOON.
WEDNESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 77 TO 87. WEST WIND 10 TO 15 MPH
IN THE EVENING BECOMING EAST AFTER MIDNIGHT. CHANCE OF RAIN
10 PERCENT.
THURSDAY
MOSTLY SUNNY. HIGHS 105 TO 109.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 80 TO 86.
FRIDAY
PARTLY SUNNY AND HOT. HIGHS 105 TO 110.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 80 TO 86.
SATURDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS
AND THUNDERSTORMS. HOT. HIGHS 105 TO 111.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 80 TO 86.
SUNDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 103 TO 109.
SUNDAY NIGHT
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 80 TO 86.
MONDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 102 TO 108.
AZZ553-554-181100-
NORTHWEST PINAL COUNTY-WEST PINAL COUNTY-
INCLUDING THE CITIES OF CASA GRANDE, CACTUS FOREST, FLORENCE,
AND COOLIDGE
400 PM MST MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 77 TO 87. EAST WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 106 TO 111. SOUTH WIND 10 TO
15 MPH IN THE MORNING BECOMING WEST 5 TO 10 MPH IN THE AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 77 TO 87. NORTH WIND 5 TO 10 MPH
IN THE EVENING BECOMING SOUTH 10 TO 15 MPH AFTER MIDNIGHT.
WEDNESDAY
SUNNY AND HOT. HIGHS 105 TO 110. WEST WIND 5 TO 10 MPH.
WEDNESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 78 TO 88. WEST WIND 10 TO 15 MPH
IN THE EVENING BECOMING SOUTHWEST AFTER MIDNIGHT. CHANCE OF RAIN
10 PERCENT.
THURSDAY
MOSTLY SUNNY AND HOT. HIGHS 104 TO 110.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 79 TO 87.
FRIDAY
PARTLY SUNNY AND HOT. HIGHS 105 TO 111.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 79 TO 87.
SATURDAY
PARTLY SUNNY AND HOT. HIGHS 105 TO 111.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 80 TO 87.
SUNDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 104 TO 110.
SUNDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 79 TO 87.
MONDAY
PARTLY SUNNY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 103 TO 109.
AZZ532-181100-
YUMA-
INCLUDING THE CITIES OF YUMA AND FORTUNA FOOTHILLS
400 PM MST MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 85 TO 86. SOUTH WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS NEAR 111. SOUTH WIND 5 TO
15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 84 TO 86. SOUTH WIND 10 TO
20 MPH.
WEDNESDAY
SUNNY. HIGHS NEAR 109. SOUTH WIND 10 TO 20 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 84 TO 86. SOUTH WIND 10 TO
20 MPH.
THURSDAY
MOSTLY SUNNY AND HOT. HIGHS 109 TO 111.
THURSDAY NIGHT
CLEAR IN THE EVENING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS
IN THE MID TO UPPER 80S.
FRIDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING. HOT. HIGHS 111 TO 113.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 80S.
SATURDAY
PARTLY SUNNY AND HOT. HIGHS 110 TO 114.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID TO UPPER 80S.
SUNDAY
PARTLY SUNNY AND HOT. HIGHS 110 TO 112.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 80S.
MONDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 107 TO 110.
AZZ562-181100-
GLOBE/MIAMI-
INCLUDING THE CITIES OF GLOBE AND MIAMI
400 PM MST MON AUG 17 2026
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLEAR.
LOWS 67 TO 77. SOUTHEAST WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY, OTHERWISE PARTLY CLOUDY WITH A SLIGHT CHANCE
OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS 92 TO 102. SOUTHEAST
WIND 5 TO 10 MPH IN THE MORNING INCREASING TO 10 TO 20 MPH IN THE
AFTERNOON. CHANCE OF RAIN 10 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 68 TO 78. NORTH WIND 5 TO 15 MPH.
CHANCE OF RAIN 10 PERCENT.
WEDNESDAY
MOSTLY SUNNY, OTHERWISE PARTLY CLOUDY WITH A SLIGHT
CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS 92 TO 102.
NORTHWEST WIND 5 TO 15 MPH. CHANCE OF RAIN 10 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 68 TO 78. NORTH WIND 5 TO 15 MPH.
CHANCE OF RAIN 20 PERCENT.
THURSDAY
PARTLY CLOUDY. A 30 PERCENT CHANCE OF AFTERNOON SHOWERS
AND THUNDERSTORMS. HIGHS 98 TO 102.
THURSDAY NIGHT
CONSIDERABLE CLOUDINESS. A 20 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING. LOWS IN THE MID TO UPPER
70S.
FRIDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 99 TO 103.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID TO UPPER 70S.
SATURDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS
AND THUNDERSTORMS. HIGHS 99 TO 103.
SATURDAY NIGHT
PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID TO UPPER 70S.
SUNDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 97 TO 101.
SUNDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID TO UPPER 70S.
MONDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 96 TO 100.
AZZ545-547-552-556>558-561-181100-
NEW RIVER MESA-RIO VERDE/SALT RIVER-SUPERIOR-TONTO BASIN-
MAZATZAL MOUNTAINS-PINAL/SUPERSTITION MOUNTAINS-DRIPPING SPRINGS-
INCLUDING THE CITIES OF TORTILLA FLAT, SUPERIOR, PUNKIN CENTER,
SUNFLOWER, HAYDEN, AND WINKELMAN
400 PM MST MON AUG 17 2026
TONIGHT
MOSTLY CLEAR. LOWS 75 TO 85. EAST WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY, OTHERWISE PARTLY CLOUDY WITH A SLIGHT CHANCE
OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS 104 TO 109. SOUTHEAST
WIND 5 TO 10 MPH IN THE MORNING BECOMING SOUTHWEST 10 TO 15 MPH IN
THE AFTERNOON. CHANCE OF RAIN 10 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 75 TO 85. NORTHEAST WIND 5 TO
15 MPH.
WEDNESDAY
MOSTLY SUNNY, OTHERWISE PARTLY CLOUDY WITH A SLIGHT
CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS 103 TO 108.
SOUTH WIND 5 TO 10 MPH IN THE MORNING BECOMING WEST 10 TO 15 MPH IN
THE AFTERNOON. CHANCE OF RAIN 10 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 75 TO 85. NORTHWEST WIND 10 TO
15 MPH IN THE EVENING BECOMING EAST AFTER MIDNIGHT. CHANCE OF RAIN
10 PERCENT.
THURSDAY
MOSTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS
AND THUNDERSTORMS. HIGHS 92 TO 108.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 69 TO 84.
FRIDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 93 TO 109.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 69 TO 84.
SATURDAY
PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE MORNING,
THEN A SLIGHT CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS
93 TO 109. CHANCE OF RAIN 20 PERCENT.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 69 TO 84.
SUNDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 92 TO 108.
SUNDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 69 TO 84.
MONDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 91 TO 107.
AZZ560-181100-
SAN CARLOS-
INCLUDING THE CITIES OF SAN CARLOS AND PERIDOT
400 PM MST MON AUG 17 2026
...EXTREME HEAT WARNING IN EFFECT FROM 10 AM TUESDAY TO 8 PM MST
FRIDAY...
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLEAR.
LOWS 69 TO 79. NORTHEAST WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY SUNNY WITH A
SLIGHT CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS 96 TO
106. EAST WIND 5 TO 15 MPH. CHANCE OF RAIN 10 PERCENT.
TUESDAY NIGHT
CONSIDERABLE CLOUDINESS WITH A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING, THEN PARTLY CLOUDY AFTER
MIDNIGHT. LOWS 70 TO 80. NORTH WIND 5 TO 15 MPH. CHANCE OF RAIN
10 PERCENT.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY SUNNY WITH A
SLIGHT CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS 97 TO
107. WEST WIND 5 TO 15 MPH. CHANCE OF RAIN 10 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 70 TO 80. NORTH WIND 5 TO 15 MPH.
CHANCE OF RAIN 20 PERCENT.
THURSDAY
PARTLY CLOUDY. A 40 PERCENT CHANCE OF AFTERNOON SHOWERS
AND THUNDERSTORMS. HIGHS 101 TO 107.
THURSDAY NIGHT
CONSIDERABLE CLOUDINESS. A 20 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING. LOWS IN THE MID TO UPPER
70S.
FRIDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 102 TO 108.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS IN THE MID TO UPPER 70S.
SATURDAY
PARTLY SUNNY IN THE MORNING, THEN SUNNY WITH A 10 PERCENT
CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS 102 TO 108.
SATURDAY NIGHT
PARTLY CLOUDY. A 30 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID TO UPPER 70S.
SUNDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 100 TO 106.
SUNDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS IN THE MID TO UPPER 70S.
MONDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 100 TO 106.
AZZ563-181100-
SOUTHEAST GILA COUNTY-
400 PM MST MON AUG 17 2026
TONIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY CLEAR.
LOWS 68 TO 78. EAST WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY SUNNY WITH A
SLIGHT CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS 90 TO
100. SOUTHEAST WIND 5 TO 15 MPH. CHANCE OF RAIN 20 PERCENT.
TUESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 68 TO 78. NORTHEAST WIND 5 TO
15 MPH. CHANCE OF RAIN 10 PERCENT.
WEDNESDAY
MOSTLY SUNNY IN THE MORNING, THEN PARTLY SUNNY WITH A
SLIGHT CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS. HIGHS 91 TO
101. NORTHEAST WIND 5 TO 10 MPH IN THE MORNING BECOMING WEST IN THE
AFTERNOON. CHANCE OF RAIN 20 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 68 TO 78. NORTHEAST WIND 5 TO
10 MPH. CHANCE OF RAIN 20 PERCENT.
THURSDAY
PARTLY SUNNY IN THE MORNING, THEN CONSIDERABLE CLOUDINESS
WITH A 40 PERCENT CHANCE OF AFTERNOON SHOWERS AND THUNDERSTORMS.
HIGHS 89 TO 101.
THURSDAY NIGHT
CONSIDERABLE CLOUDINESS. A 20 PERCENT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING. LOWS 59 TO 77.
FRIDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 89 TO 101.
FRIDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 59 TO 77.
SATURDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS
AND THUNDERSTORMS. HIGHS 89 TO 101.
SATURDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 60 TO 78.
SUNDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 88 TO 100.
SUNDAY NIGHT
PARTLY CLOUDY. A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 59 TO 77.
MONDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 87 TO 99.
AZZ539-559-181100-
GILA BEND-SONORAN DESERT NATL MONUMENT-
INCLUDING THE CITIES OF GILA BEND, SENTINEL, AND KAKA
400 PM MST MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 79 TO 89. WEST WIND 5 TO 10 MPH IN THE
EVENING BECOMING SOUTH 10 TO 15 MPH AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 108 TO 113. SOUTHWEST WIND
10 TO 15 MPH IN THE MORNING BECOMING NORTHWEST 5 TO 10 MPH IN THE
AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 79 TO 89. SOUTHWEST WIND 10 TO
15 MPH.
WEDNESDAY
SUNNY AND HOT. HIGHS 106 TO 111. SOUTHWEST WIND 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 78 TO 88. SOUTHWEST WIND 5 TO 15 MPH.
THURSDAY
MOSTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS
AND THUNDERSTORMS. HOT. HIGHS 104 TO 112.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 80 TO 88.
FRIDAY
PARTLY SUNNY AND HOT. HIGHS 103 TO 113.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 81 TO 89.
SATURDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS
AND THUNDERSTORMS. HOT. HIGHS 103 TO 113.
SATURDAY NIGHT
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 81 TO 89.
SUNDAY
PARTLY SUNNY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 103 TO 113.
SUNDAY NIGHT
MOSTLY CLEAR WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 80 TO 88.
MONDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 102 TO 110.
AZZ534-538-181100-
AGUILA VALLEY-TONOPAH DESERT-
INCLUDING THE CITIES OF AGUILA, GLADDEN, WICKENBURG, ARLINGTON,
HASSAYAMPA, TONOPAH, AND WINTERSBURG
400 PM MST MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 77 TO 87. WEST WIND 5 TO 10 MPH IN THE
EVENING BECOMING NORTHEAST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 107 TO 112. SOUTH WIND 5 TO
10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 77 TO 87. SOUTHWEST WIND 10 TO
15 MPH.
WEDNESDAY
SUNNY AND HOT. HIGHS 106 TO 111. SOUTHWEST WIND 5 TO
10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 78 TO 88. WEST WIND 5 TO 15 MPH.
THURSDAY
MOSTLY SUNNY AND HOT. HIGHS 104 TO 112.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 79 TO 87.
FRIDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY SUNNY.
HOT. HIGHS 104 TO 112.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 80 TO 88.
SATURDAY
PARTLY SUNNY AND HOT. HIGHS 104 TO 112.
SATURDAY NIGHT
PARTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. LOWS 80 TO 88.
SUNDAY
PARTLY SUNNY AND HOT. HIGHS 103 TO 111.
SUNDAY NIGHT
MOSTLY CLEAR WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 79 TO 87.
MONDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 101 TO 109.
AZZ531-533-181100-
KOFA-CENTRAL LA PAZ-
INCLUDING THE CITIES OF PALM CANYON, BRENDA, HARCUVAR, QUARTZSITE,
VICKSBURG, VICKSBURG JUNCTION, AND SALOME
400 PM MST MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 78 TO 88. SOUTHWEST WIND 5 TO 10 MPH.
TUESDAY
SUNNY AND HOT. HIGHS 108 TO 113. SOUTH WIND 5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 77 TO 87. SOUTHWEST WIND 5 TO
10 MPH.
WEDNESDAY
SUNNY AND HOT. HIGHS 106 TO 111. SOUTH WIND 5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 77 TO 87. SOUTHWEST WIND 5 TO 15 MPH.
THURSDAY
MOSTLY SUNNY AND HOT. HIGHS 103 TO 111.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 80 TO 88.
FRIDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 104 TO 112.
FRIDAY NIGHT
PARTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 81 TO 89.
SATURDAY
PARTLY SUNNY. HOT. HIGHS 104 TO 112.
SATURDAY NIGHT
PARTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 80 TO 88.
SUNDAY
PARTLY SUNNY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 103 TO 111.
SUNDAY NIGHT
PARTLY CLOUDY. A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 79 TO 87.
MONDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 101 TO 109.
AZZ535-536-181100-
SOUTHEAST YUMA COUNTY-GILA RIVER VALLEY-
INCLUDING THE CITY OF LIGURTA
400 PM MST MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 79 TO 89. SOUTHWEST WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 108 TO 113. SOUTH WIND 5 TO
15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 77 TO 87. SOUTH WIND 10 TO
15 MPH.
WEDNESDAY
SUNNY AND HOT. HIGHS 106 TO 111. SOUTH WIND 5 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY
CLOUDY. LOWS 76 TO 86. SOUTH WIND 10 TO 15 MPH.
THURSDAY
MOSTLY SUNNY AND HOT. HIGHS 106 TO 112.
THURSDAY NIGHT
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY. A
20 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS. LOWS 82 TO 87.
FRIDAY
PARTLY CLOUDY IN THE MORNING THEN BECOMING MOSTLY SUNNY. A
10 PERCENT CHANCE OF SHOWERS. HOT. HIGHS 109 TO 113.
FRIDAY NIGHT
CLEAR IN THE EVENING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS AFTER MIDNIGHT. LOWS 84 TO 89.
SATURDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HOT. HIGHS 109 TO 113.
SATURDAY NIGHT
CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
LOWS 84 TO 89.
SUNDAY
PARTLY SUNNY AND HOT. HIGHS 106 TO 112.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 82 TO 87.
MONDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 104 TO 110.
AZZ530-CAZ569-181100-
PARKER VALLEY-PALO VERDE VALLEY-
INCLUDING THE CITIES OF PARKER, EHRENBERG, MARTINEZ LAKE, BLYTHE,
PALO VERDE, AND RIPLEY
400 PM MST MON AUG 17 2026 /400 PM PDT MON AUG 17 2026/
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST /8 PM PDT/ FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 78 TO 88. SOUTHWEST WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 109 TO 114. SOUTH WIND 5 TO
10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS 77 TO 87. SOUTH WIND 5 TO
15 MPH.
WEDNESDAY
SUNNY AND HOT. HIGHS 107 TO 112. SOUTH WIND 5 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 77 TO 87. SOUTH WIND 10 TO
20 MPH.
THURSDAY
SUNNY AND HOT. HIGHS 107 TO 113.
THURSDAY NIGHT
CLEAR IN THE EVENING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS
82 TO 88.
FRIDAY
PARTLY SUNNY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 107 TO 113.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 83 TO 89.
SATURDAY
PARTLY SUNNY AND HOT. HIGHS 108 TO 114.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS 83 TO 89.
SUNDAY
PARTLY SUNNY AND HOT. HIGHS 107 TO 113.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 81 TO 87.
MONDAY
MOSTLY SUNNY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 105 TO 111.
CAZ565-570-181100-
IMPERIAL COUNTY SOUTHEAST-CHUCKWALLA VALLEY-
INCLUDING THE CITIES OF WINTERHAVEN AND MIDLAND
400 PM PDT MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT FRIDAY
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
LOWS 80 TO 90. SOUTHWEST WIND 10 TO 15 MPH IN THE EVENING BECOMING
NORTHWEST 5 TO 10 MPH AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 109 TO 114. SOUTH WIND 5 TO
15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLEAR. LOWS 79 TO 89. SOUTH WIND 5 TO 15 MPH.
WEDNESDAY
SUNNY AND HOT. HIGHS 107 TO 112. SOUTH WIND 5 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 79 TO 89. SOUTH WIND 10 TO
15 MPH.
THURSDAY
MOSTLY SUNNY AND HOT. HIGHS 105 TO 112.
THURSDAY NIGHT
CLEAR IN THE EVENING, THEN PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. LOWS
82 TO 90.
FRIDAY
PARTLY SUNNY. A SLIGHT CHANCE OF SHOWERS IN THE MORNING.
HOT. HIGHS 105 TO 113. CHANCE OF RAIN 10 PERCENT.
FRIDAY NIGHT
PARTLY CLOUDY. LOWS 82 TO 90.
SATURDAY
PARTLY SUNNY AND HOT. HIGHS 105 TO 113.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 82 TO 90.
SUNDAY
PARTLY SUNNY AND HOT. HIGHS 104 TO 112.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 81 TO 89.
MONDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 102 TO 110.
CAZ564-568-181100-
CHUCKWALLA MOUNTAINS-CHIRIACO SUMMIT-
INCLUDING THE CITIES OF IMPERIAL HOT MINERAL SPRINGS AND CHIRIACO
SUMMIT
400 PM PDT MON AUG 17 2026
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
LOWS 78 TO 88. SOUTHWEST WIND 5 TO 10 MPH IN THE EVENING BECOMING
NORTHWEST AFTER MIDNIGHT.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 105 TO 110. SOUTHEAST WIND
5 TO 10 MPH IN THE MORNING BECOMING SOUTH 10 TO 15 MPH IN THE
AFTERNOON.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLEAR. LOWS 77 TO 87. SOUTH WIND 10 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS 104 TO 109. SOUTH WIND 5 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 76 TO 86. SOUTH WIND 5 TO
15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS 99 TO 109.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 78 TO 87.
FRIDAY
PARTLY SUNNY. A 20 PERCENT CHANCE OF SHOWERS IN THE
MORNING. HOT. HIGHS 98 TO 110.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 79 TO 88.
SATURDAY
PARTLY SUNNY AND HOT. HIGHS 99 TO 111.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 79 TO 88.
SUNDAY
PARTLY SUNNY AND HOT. HIGHS 98 TO 110.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 78 TO 87.
MONDAY
MOSTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 97 TO 107.
CAZ563-181100-
SALTON SEA-
INCLUDING THE CITY OF DESERT SHORES
400 PM PDT MON AUG 17 2026
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
LOWS 81 TO 91. WEST WIND 10 TO 20 MPH.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 106 TO 111. SOUTHEAST WIND
5 TO 15 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLEAR. LOWS 80 TO 90. WEST WIND 10 TO 15 MPH IN THE EVENING BECOMING
SOUTHEAST AFTER MIDNIGHT.
WEDNESDAY
SUNNY. HIGHS 104 TO 109. SOUTHEAST WIND 5 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 81 TO 91. EAST WIND 10 TO
20 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS 101 TO 109.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 86 TO 91.
FRIDAY
PARTLY SUNNY. HIGHS 101 TO 109.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 87 TO 92.
SATURDAY
PARTLY SUNNY AND HOT. HIGHS 102 TO 110.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 87 TO 92.
SUNDAY
MOSTLY SUNNY. HIGHS 101 TO 109.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 85 TO 90.
MONDAY
MOSTLY SUNNY. HIGHS 100 TO 108.
CAZ567-181100-
IMPERIAL VALLEY-
INCLUDING THE CITIES OF EL CENTRO, CALEXICO, ALAMORIO, AND BRAWLEY
400 PM PDT MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 77 TO 87. WEST WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 109 TO 114. SOUTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
PARTLY CLOUDY IN THE EVENING THEN BECOMING MOSTLY
CLEAR. LOWS 76 TO 86. SOUTH WIND 5 TO 10 MPH.
WEDNESDAY
MOSTLY SUNNY AND HOT. HIGHS 108 TO 113. SOUTHEAST WIND
5 TO 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 77 TO 87. SOUTHEAST WIND 5 TO
15 MPH.
THURSDAY
MOSTLY SUNNY AND HOT. HIGHS 109 TO 113.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 80S.
FRIDAY
PARTLY SUNNY AND HOT. HIGHS 109 TO 113.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 80S.
SATURDAY
PARTLY SUNNY AND HOT. HIGHS 110 TO 114.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 80S.
SUNDAY
MOSTLY SUNNY AND HOT. HIGHS 109 TO 113.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID TO UPPER 80S.
MONDAY
MOSTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 107 TO 111.
CAZ566-181100-
IMPERIAL COUNTY WEST-
INCLUDING THE CITIES OF COOLIDGE SPRINGS, SALTON CITY, WINONA,
COYOTE WELLS, OCOTILLO, AND PLASTER CITY
400 PM PDT MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT FRIDAY
TONIGHT
MOSTLY CLEAR. LOWS 80 TO 90. WEST WIND 10 TO 20 MPH.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 109 TO 114. SOUTHEAST WIND
5 TO 10 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 79 TO 89. SOUTHWEST WIND 5 TO
15 MPH.
WEDNESDAY
SUNNY AND HOT. HIGHS 108 TO 113. EAST WIND 5 TO 15 MPH.
WEDNESDAY NIGHT
CLEAR. LOWS 81 TO 91. SOUTHEAST WIND 5 TO 15 MPH
IN THE EVENING BECOMING WEST 10 TO 15 MPH AFTER MIDNIGHT.
THURSDAY
SUNNY AND HOT. HIGHS 109 TO 113.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 85 TO 90.
FRIDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 109 TO 113.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 85 TO 90.
SATURDAY
MOSTLY SUNNY AND HOT. HIGHS 109 TO 113.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 85 TO 90.
SUNDAY
MOSTLY SUNNY AND HOT. HIGHS 109 TO 113.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 84 TO 89.
MONDAY
MOSTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 107 TO 111.
CAZ562-181100-
IMPERIAL COUNTY SOUTHWEST-
INCLUDING THE CITY OF MOUNTAIN SPRING
400 PM PDT MON AUG 17 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM PDT FRIDAY
TONIGHT
MOSTLY CLEAR AND WINDY. LOWS 82 TO 92. SOUTHWEST WIND
20 TO 30 MPH.
TUESDAY
MOSTLY SUNNY AND HOT. HIGHS 108 TO 113. SOUTHEAST WIND
5 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 82 TO 92. SOUTHWEST WIND 10 TO
20 MPH.
WEDNESDAY
SUNNY AND HOT. HIGHS 107 TO 112. NORTHEAST WIND 10 TO
15 MPH IN THE MORNING BECOMING EAST IN THE AFTERNOON.
WEDNESDAY NIGHT
CLEAR. LOWS 83 TO 93. SOUTHWEST WIND 10 TO 20 MPH.
THURSDAY
SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 102 TO 112.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 82 TO 92.
FRIDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 102 TO 112.
FRIDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN CLEAR AFTER MIDNIGHT. LOWS 82 TO
92.
SATURDAY
MOSTLY SUNNY AND HOT. HIGHS 102 TO 112.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 81 TO 91.
SUNDAY
MOSTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 102 TO 112.
SUNDAY NIGHT
MOSTLY CLEAR. A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING. LOWS 81 TO 91.
MONDAY
MOSTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HOT. HIGHS 100 TO 110.
CAZ560-561-181100-
JOSHUA TREE NP WEST-JOSHUA TREE NP EAST-
INCLUDING THE CITIES OF COTTONWOOD VISITOR AND LOST HORSE-KEYS
VILLAGE
400 PM PDT MON AUG 17 2026
TONIGHT
MOSTLY CLEAR IN THE EVENING THEN BECOMING PARTLY CLOUDY.
LOWS 75 TO 85. WEST WIND 5 TO 15 MPH.
TUESDAY
MOSTLY SUNNY. HIGHS 98 TO 108. SOUTH WIND 5 TO 15 MPH.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 76 TO 86. WEST WIND 5 TO 15 MPH.
WEDNESDAY
SUNNY. HIGHS 98 TO 108. SOUTH WIND 5 TO 15 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 76 TO 86. SOUTHWEST WIND 10 TO
15 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS 91 TO 107.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 70 TO 87.
FRIDAY
PARTLY SUNNY. A 10 PERCENT CHANCE OF AFTERNOON SHOWERS AND
THUNDERSTORMS. HIGHS 91 TO 107.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 70 TO 86.
SATURDAY
PARTLY SUNNY. HIGHS 91 TO 107.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 69 TO 87.
SUNDAY
MOSTLY SUNNY. HIGHS 91 TO 107.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 69 TO 86.
MONDAY
MOSTLY SUNNY. HIGHS 89 TO 105.
VISIT US ON FACEBOOK, TWITTER, AND AT WEATHER.GOV/PHOENIX
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page