Zone Forecast Product
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
564 FPUS55 KPSR 220821 ZFPPSR Zone Forecast Product for Southwest Arizona/Southeast California National Weather Service Phoenix AZ 121 AM MST Wed Jul 22 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>544-546-548-550-551-221100- 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 121 AM MST Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 77 to 82. East wind around 5 mph. Chance of rain 10 percent. .WEDNESDAY...Mostly sunny. Highs 99 to 104. East wind around 5 mph in the morning becoming light in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly clear. Warmer. Lows 80 to 88. Light wind in the evening becoming northeast around 5 mph after midnight. .THURSDAY...Sunny and warmer. Highs 105 to 109. East wind around 5 mph. .THURSDAY NIGHT...Mostly clear. Lows 84 to 92. Light wind in the evening becoming north around 5 mph after midnight. .FRIDAY...Sunny and hot. Highs 108 to 114. .FRIDAY NIGHT...Mostly clear. Lows 86 to 94. .SATURDAY...Sunny and hot. Highs 109 to 115. .SATURDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 85 to 93. .SUNDAY...Partly cloudy and hot. Highs 108 to 114. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 83 to 91. .MONDAY...Considerable cloudiness in the morning then becoming partly sunny. Hot. Highs 105 to 111. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 82 to 90. .TUESDAY...Partly cloudy. Highs 102 to 108. $$ AZZ541-549-555-221100- Cave Creek/New River-Fountain Hills/East Mesa- Apache Junction/Gold Canyon- Including the cities of Scottsdale, Fountain Hills, and Apache Junction 121 AM MST Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 71 to 81. Northeast wind around 5 mph. Chance of rain 10 percent. .WEDNESDAY...Partly sunny in the morning then becoming mostly sunny. Highs 97 to 102. Light wind. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 74 to 84. Northeast wind 5 to 10 mph. .THURSDAY...Sunny and warmer. Highs 103 to 108. East wind 5 to 10 mph in the morning becoming southwest around 5 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 77 to 87. North wind around 5 mph in the evening becoming northeast 5 to 10 mph after midnight. .FRIDAY...Sunny and hot. Highs 105 to 111. .FRIDAY NIGHT...Partly cloudy. Lows 84 to 89. .SATURDAY...Sunny and hot. Highs 107 to 113. .SATURDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 83 to 88. .SUNDAY...Partly cloudy and hot. Highs 107 to 111. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 81 to 86. .MONDAY...Considerable cloudiness in the morning, then partly sunny with a 10 percent chance of afternoon showers and thunderstorms. Highs 104 to 108. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 80 to 85. .TUESDAY...Partly sunny with a 10 percent chance of showers and thunderstorms. Highs 101 to 105. $$ AZZ553-554-221100- Northwest Pinal County-West Pinal County- Including the cities of Casa Grande, Cactus Forest, Florence, and Coolidge 121 AM MST Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy. Lows 72 to 82. Northeast wind around 5 mph. .WEDNESDAY...Partly sunny in the morning then becoming sunny. Highs 98 to 103. Light wind in the morning becoming northwest around 5 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 74 to 84. Light wind. .THURSDAY...Sunny and hot. Highs 105 to 110. East wind around 5 mph in the morning becoming northwest in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 78 to 88. Light wind. .FRIDAY...Mostly sunny and hot. Highs 106 to 112. .FRIDAY NIGHT...Partly cloudy. Lows 81 to 90. .SATURDAY...Mostly sunny and hot. Highs 107 to 113. .SATURDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 80 to 89. .SUNDAY...Partly sunny and hot. Highs 106 to 112. .SUNDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 79 to 87. .MONDAY...Considerable cloudiness in the morning, then partly sunny with a 20 percent chance of afternoon showers and thunderstorms. Highs 103 to 109. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 78 to 86. .TUESDAY...Partly sunny with a 20 percent chance of showers and thunderstorms. Highs 100 to 106. $$ AZZ532-221100- Yuma- Including the cities of Yuma and Fortuna Foothills 121 AM MST Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy. Lows 83 to 86. South wind 5 to 10 mph. .WEDNESDAY...Partly sunny in the morning then becoming mostly sunny. Highs near 109. Light wind in the morning becoming southwest around 5 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 87 to 89. Southwest wind 5 to 10 mph in the evening becoming southeast around 5 mph after midnight. .THURSDAY...Sunny and hot. Highs near 113. Light wind in the morning becoming south around 5 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 89 to 92. South wind 5 to 10 mph. .FRIDAY...Sunny and hot. Highs 112 to 115. .FRIDAY NIGHT...Mostly clear. Lows near 90. .SATURDAY...Mostly sunny and very hot. Highs 112 to 116. .SATURDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows near 90. .SUNDAY...Partly sunny and hot. Highs 112 to 114. .SUNDAY NIGHT...Partly cloudy. Lows in the mid to upper 80s. .MONDAY...Partly cloudy in the morning then becoming mostly sunny. Hot. Highs 108 to 111. .MONDAY NIGHT...Partly cloudy. Lows in the mid to upper 80s. .TUESDAY...Partly cloudy in the morning then becoming mostly sunny. Highs 105 to 108. $$ AZZ562-221100- Globe/Miami- Including the cities of Globe and Miami 121 AM MST Wed Jul 22 2026 .TONIGHT...Partly cloudy. Lows 62 to 72. Light wind. .WEDNESDAY...Partly sunny. A slight chance of afternoon showers and thunderstorms. Highs 84 to 94. Light wind. Chance of rain 10 percent. .WEDNESDAY NIGHT...Mostly clear. Lows 66 to 76. Light wind. .THURSDAY...Mostly sunny and warmer. Highs 90 to 100. Light wind. .THURSDAY NIGHT...Partly cloudy. Lows 70 to 80. Northwest wind around 5 mph in the evening becoming light after midnight. .FRIDAY...Mostly sunny. Highs 99 to 103. .FRIDAY NIGHT...Partly cloudy. Lows near 80. .SATURDAY...Mostly sunny. Highs 101 to 105. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows near 80. .SUNDAY...Considerable cloudiness in the morning, then partly sunny with a 20 percent chance of afternoon showers and thunderstorms. Highs 99 to 103. .SUNDAY NIGHT...Considerable cloudiness with a 20 percent chance of showers and thunderstorms. Lows in the mid to upper 70s. .MONDAY...Considerable cloudiness in the morning, then partly sunny with a 20 percent chance of afternoon showers and thunderstorms. Highs 97 to 101. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows in the mid to upper 70s. Chance of rain 30 percent. .TUESDAY...Partly cloudy. A 20 percent chance of afternoon showers and thunderstorms. Highs in the mid to upper 90s. $$ AZZ556>558-561-221100- Tonto Basin-Mazatzal Mountains-Pinal/Superstition Mountains- Dripping Springs- Including the cities of Punkin Center, Sunflower, Hayden, and Winkelman 121 AM MST Wed Jul 22 2026 .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 66 to 76. North wind around 5 mph. Chance of rain 10 percent. .WEDNESDAY...Partly sunny. A slight chance of afternoon showers and thunderstorms. Highs 92 to 97. Northeast wind around 5 mph in the morning becoming southwest in the afternoon. Chance of rain 10 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 70 to 80. Northwest wind around 5 mph in the evening becoming northeast 5 to 10 mph after midnight. .THURSDAY...Sunny and warmer. Highs 99 to 104. East wind 5 to 10 mph in the morning becoming southwest around 5 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 74 to 84. Northwest wind around 5 mph in the evening becoming northeast after midnight. .FRIDAY...Sunny. Highs 91 to 107. .FRIDAY NIGHT...Partly cloudy. Lows 72 to 85. .SATURDAY...Mostly sunny. Highs 92 to 108. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 71 to 84. .SUNDAY...Partly cloudy. A 20 percent chance of afternoon showers and thunderstorms. Highs 91 to 107. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 70 to 83. .MONDAY...Considerable cloudiness in the morning, then partly sunny with a 20 percent chance of afternoon showers and thunderstorms. Highs 88 to 104. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows 70 to 83. Chance of rain 30 percent. .TUESDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Highs 86 to 102. $$ AZZ545-547-552-221100- New River Mesa-Rio Verde/Salt River-Superior- Including the cities of Tortilla Flat and Superior 121 AM MST Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 70 to 80. Northeast wind around 5 mph. Chance of rain 20 percent. .WEDNESDAY...Partly sunny in the morning, then mostly sunny with a slight chance of afternoon showers and thunderstorms. Highs 96 to 101. Northeast wind around 5 mph in the morning becoming west in the afternoon. Chance of rain 10 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 73 to 83. North wind 5 to 10 mph. .THURSDAY...Sunny and warmer. Highs 102 to 107. Northeast wind 5 to 10 mph in the morning becoming southwest around 5 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 76 to 86. Northwest wind around 5 mph in the evening becoming northeast after midnight. .FRIDAY...Sunny and hot. Highs 99 to 111. .FRIDAY NIGHT...Partly cloudy. Lows 78 to 89. .SATURDAY...Sunny and hot. Highs 100 to 112. .SATURDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 77 to 88. .SUNDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Hot. Highs 99 to 111. .SUNDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 77 to 87. .MONDAY...Considerable cloudiness in the morning, then partly sunny with a 10 percent chance of afternoon showers and thunderstorms. Highs 96 to 108. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 76 to 86. .TUESDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Highs 94 to 106. $$ AZZ560-563-221100- San Carlos-Southeast Gila County- Including the cities of San Carlos and Peridot 121 AM MST Wed Jul 22 2026 .TONIGHT...Partly cloudy. Lows 64 to 74. Light wind. .WEDNESDAY...Partly sunny. A slight chance of afternoon showers and thunderstorms. Highs 84 to 94. South wind around 5 mph. Chance of rain 10 percent. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 68 to 78. West wind around 5 mph in the evening becoming northeast after midnight. .THURSDAY...Mostly sunny and warmer. Highs 91 to 101. East wind around 5 mph in the morning becoming southwest in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 71 to 81. Northwest wind around 5 mph in the evening becoming northeast 5 to 10 mph after midnight. .FRIDAY...Mostly sunny. Highs 89 to 105. .FRIDAY NIGHT...Partly cloudy. Lows 61 to 82. .SATURDAY...Partly sunny. A 20 percent chance of afternoon showers and thunderstorms. Highs 91 to 107. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 61 to 82. .SUNDAY...Partly cloudy. A 30 percent chance of afternoon showers and thunderstorms. Highs 91 to 105. .SUNDAY NIGHT...Considerable cloudiness with a 20 percent chance of showers and thunderstorms. Lows 59 to 80. .MONDAY...Considerable cloudiness. A 30 percent chance of afternoon showers and thunderstorms. Highs 88 to 102. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows 58 to 80. Chance of rain 30 percent. .TUESDAY...Partly sunny. A 20 percent chance of afternoon showers and thunderstorms. Highs 87 to 101. $$ AZZ539-559-221100- Gila Bend-Sonoran Desert Natl Monument- Including the cities of Gila Bend, Sentinel, and Kaka 121 AM MST Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy. Lows 76 to 86. Southeast wind around 5 mph. .WEDNESDAY...Partly sunny in the morning then becoming sunny. Warmer. Highs 104 to 109. East wind around 5 mph in the morning becoming northwest in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 79 to 89. West wind around 5 mph in the evening becoming light after midnight. .THURSDAY...Sunny and hot. Highs 109 to 114. East wind around 5 mph in the morning becoming north in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 82 to 92. West wind 5 to 10 mph in the evening becoming southwest after midnight. .FRIDAY...Mostly sunny and very hot. Highs 107 to 115. .FRIDAY NIGHT...Partly cloudy. Lows 84 to 92. .SATURDAY...Mostly sunny and very hot. Highs 108 to 116. .SATURDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 84 to 92. .SUNDAY...Partly cloudy and hot. Highs 106 to 114. .SUNDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 83 to 90. .MONDAY...Considerable cloudiness in the morning, then partly sunny with a 10 percent chance of afternoon showers and thunderstorms. Hot. Highs 103 to 111. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 81 to 88. .TUESDAY...Partly sunny with a 10 percent chance of showers and thunderstorms. Highs 100 to 108. $$ AZZ534-538-221100- Aguila Valley-Tonopah Desert- Including the cities of Aguila, Gladden, Wickenburg, Arlington, Hassayampa, Tonopah, and Wintersburg 121 AM MST Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 75 to 85. East wind around 5 mph. Chance of rain 10 percent. .WEDNESDAY...Mostly sunny. Highs 102 to 107. East wind around 5 mph in the morning becoming light in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 78 to 88. Light wind in the evening becoming north around 5 mph after midnight. .THURSDAY...Sunny and hot. Highs 108 to 113. Light wind. .THURSDAY NIGHT...Mostly clear. Lows 80 to 90. South wind around 5 mph in the evening becoming light after midnight. .FRIDAY...Sunny and very hot. Highs 107 to 115. .FRIDAY NIGHT...Partly cloudy. Lows 84 to 92. .SATURDAY...Mostly sunny and very hot. Highs 108 to 116. .SATURDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows 83 to 91. .SUNDAY...Partly sunny and hot. Highs 106 to 114. .SUNDAY NIGHT...Considerable cloudiness. A 10 percent chance of showers and thunderstorms in the evening. Lows 81 to 89. .MONDAY...Partly cloudy and hot. Highs 104 to 112. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 79 to 87. .TUESDAY...Partly cloudy. Highs 100 to 108. $$ AZZ531-533-221100- Kofa-Central La Paz- Including the cities of Palm Canyon, Brenda, Harcuvar, Quartzsite, Vicksburg, Vicksburg Junction, and Salome 121 AM MST Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy. Lows 76 to 86. Southeast wind 5 to 10 mph. .WEDNESDAY...Partly sunny in the morning then becoming mostly sunny. Hot. Highs 105 to 110. Southeast wind 5 to 10 mph in the morning becoming southwest in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 79 to 89. Southwest wind around 5 mph. .THURSDAY...Sunny and hot. Highs 109 to 114. East wind around 5 mph in the morning becoming south in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 82 to 92. South wind 5 to 10 mph. .FRIDAY...Sunny and very hot. Highs 107 to 115. .FRIDAY NIGHT...Mostly clear. Lows 83 to 91. .SATURDAY...Sunny and very hot. Highs 108 to 116. .SATURDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows 83 to 91. .SUNDAY...Partly sunny. A 10 percent chance of afternoon showers and thunderstorms. Very hot. Highs 107 to 115. .SUNDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 81 to 89. .MONDAY...Partly cloudy and hot. Highs 105 to 113. .MONDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 80 to 88. .TUESDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Hot. Highs 100 to 110. $$ AZZ535-536-221100- Southeast Yuma County-Gila River Valley- Including the city of Ligurta 121 AM MST Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy. Lows 76 to 86. South wind around 5 mph. .WEDNESDAY...Partly sunny in the morning then becoming sunny. Warmer. Highs 104 to 109. Southeast wind around 5 mph in the morning becoming west in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 80 to 90. West wind around 5 mph. .THURSDAY...Sunny and hot. Highs 109 to 114. Light wind in the morning becoming east around 5 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 82 to 92. Southwest wind 5 to 10 mph. .FRIDAY...Sunny and very hot. Highs 110 to 116. .FRIDAY NIGHT...Partly cloudy. Lows 85 to 91. .SATURDAY...Mostly sunny and very hot. Highs 110 to 116. .SATURDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows 85 to 91. .SUNDAY...Partly sunny and hot. Highs 108 to 114. .SUNDAY NIGHT...Partly cloudy. Lows 84 to 89. .MONDAY...Partly cloudy and hot. Highs 105 to 111. .MONDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms after midnight. Lows 82 to 87. .TUESDAY...Partly cloudy. Highs 102 to 108. $$ AZZ530-CAZ569-221100- Parker Valley-Palo Verde Valley- Including the cities of Parker, Ehrenberg, Martinez Lake, Blythe, Palo Verde, and Ripley 121 AM MST Wed Jul 22 2026 /121 AM PDT Wed Jul 22 2026/ ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM MST /10 AM PDT/ THIS MORNING TO 8 PM MST /8 PM PDT/ MONDAY... .TONIGHT...Partly cloudy. Lows 77 to 87. South wind 10 to 15 mph. .WEDNESDAY...Partly sunny in the morning then becoming sunny. Hot. Highs 107 to 112. South wind 5 to 10 mph. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming clear. Lows 81 to 91. Southwest wind 5 to 10 mph. .THURSDAY...Sunny and very hot. Highs 110 to 115. Northwest wind around 5 mph in the morning becoming south in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 84 to 94. South wind 5 to 10 mph. .FRIDAY...Sunny and very hot. Highs 111 to 117. .FRIDAY NIGHT...Mostly clear. Lows 86 to 93. .SATURDAY...Sunny and very hot. Highs 112 to 118. .SATURDAY NIGHT...Mostly clear. Lows 86 to 93. .SUNDAY...Partly sunny and very hot. Highs 110 to 116. .SUNDAY NIGHT...Partly cloudy. Lows 84 to 91. .MONDAY...Partly sunny and very hot. Highs 109 to 115. .MONDAY NIGHT...Partly cloudy. Lows 82 to 88. .TUESDAY...Partly cloudy and hot. Highs 105 to 111. $$ CAZ564-565-568-570-221100- Chuckwalla Mountains-Imperial County Southeast-Chiriaco Summit- Chuckwalla Valley- Including the cities of Imperial Hot Mineral Springs, Winterhaven, Chiriaco Summit, and Midland 121 AM PDT Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM PDT MONDAY... .TONIGHT...Mostly clear. Lows 78 to 88. West wind 5 to 10 mph. .WEDNESDAY...Mostly sunny and hot. Highs 106 to 111. Southwest wind 5 to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 81 to 91. Southwest wind 5 to 10 mph in the evening becoming northwest around 5 mph after midnight. .THURSDAY...Sunny and hot. Highs 109 to 114. North wind around 5 mph in the morning becoming south 5 to 10 mph in the afternoon. .THURSDAY NIGHT...Clear. Lows 84 to 94. South wind 5 to 10 mph. .FRIDAY...Sunny and very hot. Highs 105 to 117. .FRIDAY NIGHT...Clear. Lows 83 to 93. .SATURDAY...Sunny and very hot. Highs 105 to 117. .SATURDAY NIGHT...Mostly clear. Lows 83 to 93. .SUNDAY...Partly sunny and very hot. Highs 104 to 116. .SUNDAY NIGHT...Partly cloudy. Lows 82 to 92. .MONDAY...Partly sunny and very hot. Highs 103 to 115. .MONDAY NIGHT...Partly cloudy. Lows 80 to 90. .TUESDAY...Partly sunny and hot. Highs 100 to 110. $$ CAZ563-567-221100- Salton Sea-Imperial Valley- Including the cities of Desert Shores, El Centro, Calexico, Alamorio, and Brawley 121 AM PDT Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM PDT MONDAY... .TONIGHT...Clear. Lows 75 to 85. West wind 10 to 15 mph. .WEDNESDAY...Sunny and hot. Highs 108 to 113. West wind around 5 mph in the morning becoming south in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 79 to 89. West wind 5 to 10 mph. .THURSDAY...Sunny and very hot. Highs 113 to 118. Light wind in the morning becoming south 5 to 10 mph in the afternoon. .THURSDAY NIGHT...Clear. Lows 82 to 92. South wind around 5 mph. .FRIDAY...Sunny and very hot. Highs 107 to 119. .FRIDAY NIGHT...Clear. Lows 86 to 91. .SATURDAY...Sunny and very hot. Highs 108 to 120. .SATURDAY NIGHT...Mostly clear. Lows 86 to 91. .SUNDAY...Partly sunny and very hot. Highs 107 to 119. .SUNDAY NIGHT...Partly cloudy. Lows 84 to 89. .MONDAY...Partly sunny and very hot. Highs 106 to 118. .MONDAY NIGHT...Partly cloudy. Lows 83 to 88. .TUESDAY...Partly sunny and hot. Highs 104 to 114. $$ CAZ566-221100- Imperial County West- Including the cities of Coolidge Springs, Salton City, Winona, Coyote Wells, Ocotillo, and Plaster City 121 AM PDT Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM PDT MONDAY... .TONIGHT...Clear. Not as warm. Lows 76 to 86. Southwest wind 10 to 15 mph. .WEDNESDAY...Sunny and hot. Highs 108 to 113. Northwest wind around 5 mph in the morning becoming east 5 to 10 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming clear. Warmer. Lows 81 to 91. West wind 5 to 10 mph. .THURSDAY...Sunny and very hot. Highs 112 to 117. Southwest wind around 5 mph in the morning becoming southeast 5 to 10 mph in the afternoon. .THURSDAY NIGHT...Clear. Lows 84 to 94. South wind 5 to 10 mph in the evening becoming west after midnight. .FRIDAY...Sunny and very hot. Highs 115 to 119. .FRIDAY NIGHT...Mostly clear. Lows 88 to 93. .SATURDAY...Sunny and very hot. Highs 114 to 120. .SATURDAY NIGHT...Mostly clear. Lows 87 to 92. .SUNDAY...Partly sunny and very hot. Highs 115 to 119. .SUNDAY NIGHT...Partly cloudy. Lows 86 to 91. .MONDAY...Partly sunny and very hot. Highs 113 to 117. .MONDAY NIGHT...Partly cloudy. Lows 85 to 90. .TUESDAY...Partly sunny and hot. Highs 110 to 114. $$ CAZ562-221100- Imperial County Southwest- Including the city of Mountain Spring 121 AM PDT Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THIS MORNING TO 8 PM PDT MONDAY... .TONIGHT...Clear and breezy. Lows 78 to 88. Southwest wind 10 to 20 mph. Gusts up to 30 mph. .WEDNESDAY...Sunny and hot. Highs 109 to 114. West wind 10 to 15 mph in the morning becoming east 5 to 10 mph in the afternoon. .WEDNESDAY NIGHT...Partly cloudy in the evening then becoming clear. Warmer. Lows 84 to 94. Southwest wind 5 to 15 mph. .THURSDAY...Sunny and very hot. Highs 112 to 117. Southeast wind 5 to 15 mph. .THURSDAY NIGHT...Clear. Lows 88 to 98. Southwest wind 10 to 15 mph. .FRIDAY...Sunny and very hot. Highs 108 to 118. .FRIDAY NIGHT...Mostly clear. Lows 87 to 97. .SATURDAY...Sunny and very hot. Highs 107 to 119. .SATURDAY NIGHT...Clear. Lows 86 to 96. .SUNDAY...Partly sunny and very hot. Highs 107 to 119. .SUNDAY NIGHT...Partly cloudy. Lows 84 to 95. .MONDAY...Partly sunny and very hot. Highs 105 to 117. .MONDAY NIGHT...Partly cloudy. Lows 83 to 93. .TUESDAY...Partly sunny and hot. Highs 103 to 113. $$ CAZ560-561-221100- Joshua Tree NP West-Joshua Tree NP East- Including the cities of Cottonwood Visitor and Lost Horse-Keys Village 121 AM PDT Wed Jul 22 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM PDT MONDAY... .TONIGHT...Mostly clear. Lows 76 to 86. West wind 5 to 10 mph. .WEDNESDAY...Sunny. Highs 97 to 107. Southwest wind 5 to 10 mph. .WEDNESDAY NIGHT...Mostly clear. Lows 77 to 87. West wind 5 to 10 mph. .THURSDAY...Sunny and hot. Highs 100 to 110. East wind 5 to 10 mph in the morning becoming south 10 to 15 mph in the afternoon. .THURSDAY NIGHT...Clear. Lows 80 to 90. Southwest wind 5 to 10 mph in the evening becoming west around 5 mph after midnight. .FRIDAY...Sunny and hot. Highs 95 to 111. .FRIDAY NIGHT...Clear. Lows 74 to 90. .SATURDAY...Sunny and hot. Highs 96 to 112. .SATURDAY NIGHT...Clear. Lows 73 to 89. .SUNDAY...Mostly sunny and hot. Highs 96 to 112. .SUNDAY NIGHT...Partly cloudy. Lows 72 to 88. .MONDAY...Partly sunny and hot. Highs 94 to 110. .MONDAY NIGHT...Mostly clear. Lows 70 to 86. .TUESDAY...Partly sunny. Highs 91 to 107. $$ Visit us on Facebook, Twitter, and at weather.gov/phoenix