Zone Forecast Product
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
828 FPUS55 KPSR 212305 ZFPPSR Zone Forecast Product for Southwest Arizona/Southeast California National Weather Service Phoenix AZ 405 PM MST Tue Jul 21 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 405 PM MST Tue Jul 21 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 78 to 86. Northeast wind 5 to 15 mph. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs 101 to 105. East wind around 5 mph in the morning becoming light in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 82 to 90. Northeast wind around 5 mph. .THURSDAY...Sunny and hot. Highs 106 to 111. East wind around 5 mph. .THURSDAY NIGHT...Mostly clear in the evening then becoming partly cloudy. Lows 85 to 93. North wind around 5 mph. .FRIDAY...Mostly sunny and hot. Highs 108 to 114. .FRIDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows 86 to 94. .SATURDAY...Mostly sunny and hot. Highs 110 to 116. .SATURDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 85 to 93. .SUNDAY...Partly sunny and hot. Highs 109 to 115. .SUNDAY NIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 84 to 92. .MONDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Highs 105 to 111. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers and a slight chance of thunderstorms after midnight. Lows 82 to 90. Chance of rain 30 percent. .TUESDAY...Partly sunny with a 20 percent chance of showers and thunderstorms. Highs 101 to 107. $$ AZZ541-549-555-221100- Cave Creek/New River-Fountain Hills/East Mesa- Apache Junction/Gold Canyon- Including the cities of Scottsdale, Fountain Hills, and Apache Junction 405 PM MST Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers and a slight chance of thunderstorms after midnight. Lows 71 to 81. Northeast wind 10 to 20 mph. Chance of rain 30 percent. .WEDNESDAY...Mostly sunny, otherwise partly cloudy with a slight chance of afternoon showers and thunderstorms. Highs 98 to 103. East wind around 5 mph in the morning becoming west in the afternoon. Chance of rain 10 percent. .WEDNESDAY NIGHT...Clear. Lows 75 to 85. Northeast wind 5 to 10 mph. .THURSDAY...Sunny and hot. Highs 105 to 110. East wind 5 to 10 mph in the morning becoming southwest around 5 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows 78 to 88. North wind 5 to 10 mph in the evening becoming northeast after midnight. .FRIDAY...Mostly sunny and hot. Highs 106 to 112. .FRIDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 84 to 89. .SATURDAY...Mostly sunny and hot. Highs 108 to 112. .SATURDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 83 to 88. .SUNDAY...Partly sunny and hot. Highs 106 to 112. .SUNDAY NIGHT...Considerable cloudiness. A 20 percent chance of showers and thunderstorms in the evening. Lows 83 to 88. .MONDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Not as warm. Highs 102 to 106. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows 80 to 85. Chance of rain 30 percent. .TUESDAY...Partly sunny with a 20 percent chance of showers and thunderstorms. Highs 99 to 103. $$ AZZ553-554-221100- Northwest Pinal County-West Pinal County- Including the cities of Casa Grande, Cactus Forest, Florence, and Coolidge 405 PM MST Tue Jul 21 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 73 to 83. Northeast wind 5 to 10 mph. Chance of rain 20 percent. .WEDNESDAY...Partly sunny in the morning then becoming mostly sunny. Highs 100 to 105. Light wind in the morning becoming north around 5 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows 76 to 86. Light wind. .THURSDAY...Mostly sunny and hot. Highs 106 to 111. East wind around 5 mph in the morning becoming northwest in the afternoon. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows 79 to 89. Northwest wind around 5 mph in the evening becoming south after midnight. Chance of rain 10 percent. .FRIDAY...Mostly sunny and hot. Highs 107 to 113. .FRIDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 81 to 90. .SATURDAY...Mostly sunny and hot. Highs 108 to 114. .SATURDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 80 to 90. .SUNDAY...Partly sunny and hot. Highs 107 to 113. .SUNDAY NIGHT...Considerable cloudiness. A 20 percent chance of showers and thunderstorms in the evening. Lows 82 to 90. .MONDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Highs 103 to 109. .MONDAY NIGHT...Considerable cloudiness. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows 79 to 87. Chance of rain 30 percent. .TUESDAY...Partly sunny with a 10 percent chance of showers and thunderstorms. Highs 99 to 105. $$ AZZ532-221100- Yuma- Including the cities of Yuma and Fortuna Foothills 405 PM MST Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM MST MONDAY... .TONIGHT...Mostly clear. Lows 83 to 86. South wind 5 to 15 mph. .WEDNESDAY...Mostly sunny. Highs near 109. Southwest wind around 5 mph. .WEDNESDAY NIGHT...Clear. Lows 87 to 89. Southwest wind 5 to 10 mph in the evening becoming southeast around 5 mph after midnight. .THURSDAY...Mostly sunny and hot. Highs near 114. Light wind in the morning becoming south 5 to 10 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 89 to 91. South wind 5 to 10 mph. .FRIDAY...Mostly sunny and hot. Highs 112 to 115. .FRIDAY NIGHT...Mostly clear. Lows 86 to 91. .SATURDAY...Mostly sunny and very hot. Highs 113 to 116. .SATURDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows near 90. .SUNDAY...Partly sunny and hot. Highs 113 to 115. .SUNDAY NIGHT...Partly cloudy. Lows near 90. .MONDAY...Partly cloudy and hot. Highs 107 to 111. .MONDAY NIGHT...Partly cloudy. A 20 percent chance of showers after midnight. Lows in the mid to upper 80s. .TUESDAY...Partly sunny with a 20 percent chance of showers and thunderstorms. Highs 103 to 107. $$ AZZ562-221100- Globe/Miami- Including the cities of Globe and Miami 405 PM MST Tue Jul 21 2026 ...FLOOD WATCH IN EFFECT UNTIL 10 PM MST THIS EVENING... .TONIGHT...Considerable cloudiness with a chance of showers and a slight chance of thunderstorms in the evening, then partly cloudy with a chance of showers and a slight chance of thunderstorms after midnight. Heavy rainfall in the evening. Lows 63 to 73. Northwest wind 5 to 10 mph in the evening becoming light after midnight. Chance of rain 30 percent. .WEDNESDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs 84 to 94. Light wind. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly clear. Lows 66 to 76. Light wind. .THURSDAY...Mostly sunny and warmer. Highs 91 to 101. East wind around 5 mph in the morning becoming light in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows 70 to 80. Light wind in the evening becoming northeast around 5 mph after midnight. .FRIDAY...Mostly sunny. Highs 99 to 103. .FRIDAY NIGHT...Partly cloudy. Lows near 80. .SATURDAY...Mostly sunny. A 10 percent chance of afternoon showers and thunderstorms. Highs 101 to 105. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows near 80. .SUNDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Highs 100 to 104. .SUNDAY NIGHT...Mostly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows in the upper 70s. .MONDAY...Partly cloudy. A 20 percent chance of afternoon showers and thunderstorms. Highs 96 to 100. .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. $$ AZZ557-558-561-221100- Mazatzal Mountains-Pinal/Superstition Mountains-Dripping Springs- Including the cities of Sunflower, Hayden, and Winkelman 405 PM MST Tue Jul 21 2026 .TONIGHT...Considerable cloudiness with a chance of showers and thunderstorms in the evening, then partly cloudy with a chance of showers and a slight chance of thunderstorms after midnight. Lows 66 to 76. Northeast wind 5 to 10 mph. Chance of rain 30 percent. .WEDNESDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs 85 to 95. East wind around 5 mph in the morning becoming west in the afternoon. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly clear. Lows 69 to 79. Northeast wind 5 to 10 mph. .THURSDAY...Mostly sunny and warmer. Highs 92 to 102. East wind 5 to 10 mph in the morning becoming southwest around 5 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows 72 to 82. Northwest wind 5 to 10 mph in the evening becoming northeast after midnight. .FRIDAY...Mostly sunny. Highs 90 to 104. .FRIDAY NIGHT...Partly cloudy. Lows 73 to 83. .SATURDAY...Mostly sunny. Highs 93 to 105. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 73 to 83. .SUNDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Highs 92 to 104. .SUNDAY NIGHT...Considerable cloudiness. A 20 percent chance of showers and thunderstorms in the evening. Lows 72 to 82. .MONDAY...Partly cloudy. A 20 percent chance of afternoon showers and thunderstorms. Highs 87 to 101. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows 70 to 80. Chance of rain 40 percent. .TUESDAY...Partly cloudy. A 20 percent chance of afternoon showers and thunderstorms. Highs 85 to 97. $$ AZZ545-547-552-221100- New River Mesa-Rio Verde/Salt River-Superior- Including the cities of Tortilla Flat and Superior 405 PM MST Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Considerable cloudiness with a chance of showers and thunderstorms in the evening, then partly cloudy with a chance of showers and a slight chance of thunderstorms after midnight. Lows 70 to 80. Northeast wind 10 to 20 mph in the evening decreasing to 5 to 10 mph after midnight. Chance of rain 40 percent. .WEDNESDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs 97 to 102. Northeast wind around 5 mph in the morning becoming west in the afternoon. Chance of rain 20 percent. .WEDNESDAY NIGHT...Clear. Lows 74 to 84. Northeast wind 5 to 10 mph. .THURSDAY...Sunny and warmer. Highs 104 to 109. East wind 5 to 10 mph in the morning becoming southwest around 5 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows 77 to 87. Northwest wind 5 to 10 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...Mostly sunny and hot. Highs 101 to 113. .SATURDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 78 to 88. .SUNDAY...Partly sunny and hot. Highs 99 to 111. .SUNDAY NIGHT...Considerable cloudiness. A 20 percent chance of showers and thunderstorms in the evening. Lows 79 to 87. .MONDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Not as warm. Highs 96 to 106. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows 75 to 84. Chance of rain 30 percent. .TUESDAY...Partly cloudy. A 20 percent chance of afternoon showers and thunderstorms. Highs 93 to 103. $$ AZZ556-221100- Tonto Basin- Including the city of Punkin Center 405 PM MST Tue Jul 21 2026 ...FLOOD WATCH IN EFFECT UNTIL 10 PM MST THIS EVENING... .TONIGHT...Mostly cloudy with showers likely and a chance of thunderstorms in the evening, then partly cloudy with a chance of showers and a slight chance of thunderstorms after midnight. Heavy rainfall in the evening. Warmer. Lows 69 to 79. Northwest wind 5 to 10 mph. Chance of rain 70 percent. Rainfall up to a half of an inch possible, except locally higher in thunderstorms. .WEDNESDAY...Partly sunny with a slight chance of showers and thunderstorms. Highs 93 to 98. Light wind in the morning becoming west around 5 mph in the afternoon. Chance of rain 20 percent. .WEDNESDAY NIGHT...Mostly clear. Lows 72 to 82. North wind around 5 mph in the evening becoming northeast after midnight. .THURSDAY...Mostly sunny and warmer. Highs 100 to 105. East wind around 5 mph in the morning becoming southwest in the afternoon. .THURSDAY NIGHT...Partly cloudy. Lows 75 to 85. Northwest wind around 5 mph in the evening becoming northeast after midnight. .FRIDAY...Mostly sunny. Highs 101 to 109. .FRIDAY NIGHT...Partly cloudy. Lows 79 to 87. .SATURDAY...Mostly sunny and hot. Highs 102 to 110. .SATURDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 79 to 87. .SUNDAY...Partly sunny. A 10 percent chance of afternoon showers and thunderstorms. Highs 101 to 109. .SUNDAY NIGHT...Considerable cloudiness. A 20 percent chance of showers and thunderstorms in the evening. Lows 79 to 86. .MONDAY...Partly cloudy. A 20 percent chance of afternoon showers and thunderstorms. Not as warm. Highs 98 to 104. .MONDAY NIGHT...Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows 77 to 84. Chance of rain 30 percent. .TUESDAY...Partly cloudy. A 20 percent chance of afternoon showers and thunderstorms. Highs 96 to 102. $$ AZZ560-563-221100- San Carlos-Southeast Gila County- Including the cities of San Carlos and Peridot 405 PM MST Tue Jul 21 2026 ...FLOOD WATCH IN EFFECT UNTIL 10 PM MST THIS EVENING... .TONIGHT...Considerable cloudiness with thunderstorms likely and a chance of showers in the evening, then partly cloudy with a chance of showers and a slight chance of thunderstorms after midnight. Heavy rainfall in the evening. Lows 65 to 75. Northeast wind 5 to 10 mph. Chance of rain 60 percent. Rainfall less than a quarter of an inch, except locally higher in thunderstorms. .WEDNESDAY...Partly sunny with a chance of showers and thunderstorms. Highs 85 to 95. Southeast wind around 5 mph in the morning becoming southwest in the afternoon. Chance of rain 30 percent. .WEDNESDAY NIGHT...Mostly clear. A slight chance of showers and thunderstorms in the evening. Lows 69 to 79. North wind around 5 mph in the evening becoming northeast after midnight. Chance of rain 10 percent. .THURSDAY...Mostly sunny, otherwise partly cloudy with a slight chance of afternoon showers and thunderstorms. Warmer. Highs 91 to 101. East wind around 5 mph in the morning becoming southwest in the afternoon. Chance of rain 10 percent. .THURSDAY NIGHT...Partly cloudy in the evening then becoming mostly clear. Lows 71 to 81. Northwest wind 5 to 10 mph in the evening becoming northeast 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 50 percent chance of afternoon showers and thunderstorms. Highs 91 to 105. Rainfall less than a quarter of an inch, except locally higher in thunderstorms. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of showers and thunderstorms. Lows 61 to 82. .MONDAY...Partly cloudy. A 40 percent chance of afternoon showers and thunderstorms. Highs 87 to 101. .MONDAY NIGHT...Considerable cloudiness. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Lows 60 to 80. Chance of rain 40 percent. .TUESDAY...Partly cloudy. A 20 percent chance of afternoon showers and thunderstorms. Highs 86 to 100. $$ AZZ539-559-221100- Gila Bend-Sonoran Desert Natl Monument- Including the cities of Gila Bend, Sentinel, and Kaka 405 PM MST Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy with a slight chance of showers and thunderstorms. Lows 76 to 86. Southwest wind 5 to 10 mph in the evening becoming southeast after midnight. Chance of rain 10 percent. .WEDNESDAY...Partly sunny in the morning then becoming sunny. Highs 104 to 109. East wind around 5 mph in the morning becoming northwest in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 80 to 90. Northeast wind around 5 mph in the evening becoming light after midnight. .THURSDAY...Mostly sunny and very hot. Highs 110 to 115. East wind around 5 mph in the morning becoming north in the afternoon. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows 82 to 92. Southwest wind 5 to 10 mph. Chance of rain 20 percent. .FRIDAY...Mostly sunny and very hot. Highs 107 to 115. .FRIDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 84 to 92. .SATURDAY...Partly sunny in the morning then becoming sunny. Very hot. Highs 107 to 117. .SATURDAY NIGHT...Partly cloudy. Lows 84 to 92. .SUNDAY...Partly sunny and very hot. Highs 106 to 116. .SUNDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 83 to 92. .MONDAY...Partly cloudy. A 10 percent chance of afternoon showers and thunderstorms. Hot. Highs 103 to 111. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 80 to 90. .TUESDAY...Considerable cloudiness in the morning then becoming partly sunny. A 20 percent chance of showers and thunderstorms. Highs 99 to 107. $$ AZZ534-538-221100- Aguila Valley-Tonopah Desert- Including the cities of Aguila, Gladden, Wickenburg, Arlington, Hassayampa, Tonopah, and Wintersburg 405 PM MST Tue Jul 21 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 76 to 86. East wind 5 to 10 mph. Chance of rain 10 percent. .WEDNESDAY...Partly sunny in the morning then becoming sunny. Warmer. Highs 103 to 108. East wind around 5 mph in the morning becoming light in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 78 to 88. Light wind in the evening becoming northeast around 5 mph after midnight. .THURSDAY...Sunny and hot. Highs 109 to 114. Light wind. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows 81 to 91. Southwest wind around 5 mph in the evening becoming northwest after midnight. Chance of rain 10 percent. .FRIDAY...Mostly sunny and very hot. Highs 107 to 115. .FRIDAY NIGHT...Clear with a 10 percent chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows 83 to 91. .SATURDAY...Partly sunny in the morning then becoming sunny. Very hot. Highs 108 to 116. .SATURDAY NIGHT...Partly cloudy. Lows 83 to 91. .SUNDAY...Partly sunny and very hot. Highs 107 to 115. .SUNDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 82 to 93. .MONDAY...Partly cloudy and hot. Highs 103 to 111. .MONDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 80 to 90. .TUESDAY...Partly sunny with a 20 percent chance of showers and thunderstorms. Not as warm. Highs 98 to 106. $$ AZZ531-533-221100- Kofa-Central La Paz- Including the cities of Palm Canyon, Brenda, Harcuvar, Quartzsite, Vicksburg, Vicksburg Junction, and Salome 405 PM MST Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows 76 to 86. South wind 5 to 15 mph. Chance of rain 10 percent. .WEDNESDAY...Mostly sunny and hot. Highs 106 to 111. Southeast wind 5 to 10 mph in the morning becoming southwest around 5 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 79 to 89. Southwest wind around 5 mph in the evening becoming southeast after midnight. .THURSDAY...Sunny and very hot. Highs 110 to 115. East wind around 5 mph in the morning becoming south in the afternoon. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows 82 to 92. South wind 5 to 10 mph. Chance of rain 10 percent. .FRIDAY...Mostly sunny and very hot. Highs 107 to 115. .FRIDAY NIGHT...Mostly clear. Lows 83 to 91. .SATURDAY...Mostly sunny and very hot. Highs 108 to 116. .SATURDAY NIGHT...Partly cloudy. Lows 83 to 91. .SUNDAY...Partly sunny and very hot. Highs 107 to 115. .SUNDAY NIGHT...Partly cloudy. Lows 83 to 91. .MONDAY...Partly cloudy and hot. Highs 102 to 112. .MONDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Lows 80 to 89. Chance of rain 20 percent. .TUESDAY...Partly sunny with a 20 percent chance of showers and thunderstorms. Highs 98 to 108. $$ AZZ535-536-221100- Southeast Yuma County-Gila River Valley- Including the city of Ligurta 405 PM MST Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM MST MONDAY... .TONIGHT...Partly cloudy. Lows 76 to 86. South wind 5 to 10 mph. .WEDNESDAY...Partly sunny in the morning then becoming sunny. Hot. Highs 105 to 110. Southeast wind around 5 mph in the morning becoming west in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 80 to 90. Southwest wind around 5 mph. .THURSDAY...Sunny and very hot. Highs 110 to 115. Light wind in the morning becoming southeast around 5 mph in the afternoon. .THURSDAY NIGHT...Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows 82 to 92. Southwest wind 5 to 10 mph. Chance of rain 10 percent. .FRIDAY...Mostly sunny and very hot. Highs 109 to 115. .FRIDAY NIGHT...Clear in the evening then becoming partly cloudy. Lows 85 to 91. .SATURDAY...Partly sunny in the morning then becoming sunny. Very hot. Highs 111 to 117. .SATURDAY NIGHT...Partly cloudy. Lows 85 to 91. .SUNDAY...Partly sunny and very hot. Highs 109 to 115. .SUNDAY NIGHT...Partly cloudy. Lows 85 to 92. .MONDAY...Partly cloudy and hot. Highs 104 to 110. .MONDAY NIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms after midnight. Lows 83 to 88. .TUESDAY...Considerable cloudiness in the morning then becoming partly sunny. A 20 percent chance of showers and thunderstorms. Highs 101 to 107. $$ AZZ530-CAZ569-221100- Parker Valley-Palo Verde Valley- Including the cities of Parker, Ehrenberg, Martinez Lake, Blythe, Palo Verde, and Ripley 405 PM MST Tue Jul 21 2026 /405 PM PDT Tue Jul 21 2026/ ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM MST /10 AM PDT/ WEDNESDAY TO 8 PM MST /8 PM PDT/ MONDAY... .TONIGHT...Mostly clear in the evening then becoming partly cloudy. Lows 77 to 87. South wind 5 to 15 mph. .WEDNESDAY...Sunny and hot. Highs 107 to 112. South wind 5 to 10 mph. .WEDNESDAY NIGHT...Clear. Lows 80 to 90. Southwest wind 5 to 10 mph. .THURSDAY...Sunny and very hot. Highs 111 to 116. South wind 5 to 10 mph. .THURSDAY NIGHT...Mostly clear. Lows 83 to 93. South wind 5 to 10 mph. .FRIDAY...Sunny and very hot. Highs 111 to 117. .FRIDAY NIGHT...Mostly clear. Lows 86 to 93. .SATURDAY...Mostly sunny and very hot. Highs 112 to 118. .SATURDAY NIGHT...Mostly clear. Lows 85 to 93. .SUNDAY...Partly sunny and very hot. Highs 111 to 117. .SUNDAY NIGHT...Partly cloudy. Lows 86 to 92. .MONDAY...Partly sunny and hot. Highs 107 to 114. .MONDAY NIGHT...Partly cloudy. A 10 percent chance of showers after midnight. Lows 84 to 90. .TUESDAY...Partly sunny with a 20 percent chance of showers and thunderstorms. Not as warm. Highs 103 to 109. $$ 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 405 PM PDT Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM PDT MONDAY... .TONIGHT...Mostly clear. Lows 78 to 88. Southwest wind 5 to 15 mph. .WEDNESDAY...Sunny and hot. Highs 107 to 112. Southwest wind 5 to 10 mph. .WEDNESDAY NIGHT...Clear. Lows 81 to 91. Southwest wind 5 to 10 mph in the evening becoming northwest around 5 mph after midnight. .THURSDAY...Sunny and very hot. Highs 111 to 116. Northeast wind around 5 mph in the morning becoming south 5 to 10 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 83 to 93. South wind 5 to 10 mph. .FRIDAY...Sunny and very hot. Highs 104 to 116. .FRIDAY NIGHT...Clear. Lows 83 to 93. .SATURDAY...Mostly sunny and very hot. Highs 105 to 117. .SATURDAY NIGHT...Mostly clear. Lows 83 to 93. .SUNDAY...Partly sunny and very hot. Highs 105 to 117. .SUNDAY NIGHT...Partly cloudy. Lows 82 to 93. .MONDAY...Partly sunny and hot. Highs 102 to 114. .MONDAY NIGHT...Partly cloudy. Lows 80 to 91. .TUESDAY...Partly sunny. A slight chance of showers in the morning, then a slight chance of afternoon showers and thunderstorms. Not as warm. Highs 98 to 108. Chance of rain 10 percent. $$ CAZ563-567-221100- Salton Sea-Imperial Valley- Including the cities of Desert Shores, El Centro, Calexico, Alamorio, and Brawley 405 PM PDT Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM PDT MONDAY... .TONIGHT...Mostly clear and breezy. Lows 75 to 85. West wind 10 to 20 mph. Gusts up to 30 mph in the evening. .WEDNESDAY...Sunny and hot. Highs 108 to 113. Southwest wind around 5 mph. .WEDNESDAY NIGHT...Clear. Lows 79 to 89. West wind 5 to 10 mph. .THURSDAY...Sunny and very hot. Highs 113 to 118. West wind around 5 mph in the morning becoming south 5 to 10 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 82 to 92. South wind 5 to 10 mph. .FRIDAY...Sunny and very hot. Highs 107 to 119. .FRIDAY NIGHT...Mostly clear. Lows 86 to 91. .SATURDAY...Mostly sunny and very hot. Highs 108 to 120. .SATURDAY NIGHT...Mostly clear. Lows 85 to 90. .SUNDAY...Partly sunny in the morning then becoming sunny. Very hot. Highs 108 to 120. .SUNDAY NIGHT...Partly cloudy. Lows 87 to 92. .MONDAY...Partly sunny and very hot. Highs 107 to 117. .MONDAY NIGHT...Partly cloudy. Lows in the mid to upper 80s. .TUESDAY...Partly sunny. A slight chance of showers in the morning, then a slight chance of afternoon showers and thunderstorms. Hot. Highs 102 to 112. Chance of rain 20 percent. $$ CAZ566-221100- Imperial County West- Including the cities of Coolidge Springs, Salton City, Winona, Coyote Wells, Ocotillo, and Plaster City 405 PM PDT Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM PDT MONDAY... .TONIGHT...Clear and windy. Lows 76 to 86. West wind 15 to 25 mph. Gusts up to 35 mph in the evening. .WEDNESDAY...Sunny and hot. Highs 108 to 113. Northwest wind 5 to 10 mph in the morning becoming east in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 80 to 90. West wind 5 to 10 mph. .THURSDAY...Sunny and very hot. Highs 113 to 118. Southwest wind around 5 mph in the morning becoming southeast 10 to 15 mph in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 84 to 94. Southwest wind 5 to 10 mph. .FRIDAY...Sunny and very hot. Highs 114 to 118. .FRIDAY NIGHT...Mostly clear. Lows 87 to 92. .SATURDAY...Mostly sunny and very hot. Highs 114 to 120. .SATURDAY NIGHT...Mostly clear. Lows 87 to 92. .SUNDAY...Mostly sunny and very hot. Highs 114 to 120. .SUNDAY NIGHT...Partly cloudy. Lows 88 to 93. .MONDAY...Partly sunny and very hot. Highs 112 to 118. .MONDAY NIGHT...Partly cloudy. Lows 86 to 91. .TUESDAY...Partly sunny. A 10 percent chance of afternoon showers and thunderstorms. Hot. Highs 108 to 112. $$ CAZ562-221100- Imperial County Southwest- Including the city of Mountain Spring 405 PM PDT Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM WEDNESDAY TO 8 PM PDT MONDAY... .TONIGHT...Clear and windy. Lows 78 to 88. Southwest wind 20 to 35 mph. .WEDNESDAY...Sunny and hot. Highs 109 to 114. West wind 10 to 20 mph in the morning becoming east 5 to 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear and warmer. Lows 83 to 93. Southwest wind 5 to 15 mph. .THURSDAY...Sunny and very hot. Highs 112 to 117. Southwest wind 10 to 15 mph in the morning becoming southeast 5 to 15 mph in the afternoon. .THURSDAY NIGHT...Mostly clear and warmer. Lows 88 to 98. Southwest wind 10 to 15 mph. .FRIDAY...Mostly sunny. A 10 percent chance of afternoon showers and thunderstorms. Very hot. Highs 106 to 118. .FRIDAY NIGHT...Mostly clear. Lows 86 to 97. .SATURDAY...Mostly sunny and very hot. Highs 107 to 119. .SATURDAY NIGHT...Mostly clear. Lows 86 to 96. .SUNDAY...Mostly sunny and very hot. Highs 107 to 119. .SUNDAY NIGHT...Mostly clear. Lows 85 to 95. .MONDAY...Partly sunny and very hot. Highs 105 to 117. .MONDAY NIGHT...Partly cloudy. Lows 83 to 93. .TUESDAY...Partly sunny. A 10 percent chance of afternoon showers and thunderstorms. Hot. Highs 101 to 111. $$ CAZ560-561-221100- Joshua Tree NP West-Joshua Tree NP East- Including the cities of Cottonwood Visitor and Lost Horse-Keys Village 405 PM PDT Tue Jul 21 2026 ...EXTREME HEAT WARNING IN EFFECT FROM 10 AM THURSDAY TO 8 PM PDT MONDAY... .TONIGHT...Mostly clear. Lows 76 to 86. West wind 10 to 20 mph. .WEDNESDAY...Sunny. Highs 97 to 107. West wind 5 to 10 mph in the morning becoming southwest in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 78 to 88. West wind 5 to 10 mph. .THURSDAY...Sunny and hot. Highs 100 to 110. Northeast 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 73 to 89. .SATURDAY...Sunny and hot. Highs 96 to 112. .SATURDAY NIGHT...Mostly clear. Lows 73 to 89. .SUNDAY...Mostly sunny and hot. Highs 96 to 112. .SUNDAY NIGHT...Mostly clear. Lows 73 to 90. .MONDAY...Mostly sunny and hot. Highs 95 to 111. .MONDAY NIGHT...Partly cloudy. Lows 70 to 87. .TUESDAY...Partly sunny. Not as warm. Highs 90 to 104. $$ Visit us on Facebook, Twitter, and at weather.gov/phoenix