CHICAGOLAND DETAILS …
Radar is clear in northern Illinois at 10:00 a.m. Wednesday, July 22, 2026.
Bands of lake-induced stratocumulus clouds are affecting otherwise sunny conditions.
The next few days will be offer seasonably cool temperatures, comfortable humidity values, and no threat of rain. The next chance of precipitation is in the form of showers and thunderstorms Sunday night.
Beach conditions will remain hazardous at all Southern Lake Michigan beaches through Thursday morning.
Air Quality conditions are good Wednesday with an AQI of 25 at 10:00 a.m.; however conditions nearby outside northern Illinois are in the Moderate category, and the Arlington Heights AQI forecast for Thursday is in the Moderate category.
Heat, humidity, and chances for storms will return early next week.
See also: LIVE STREAMS: Arlingtoncardinal.com/StormChasers
Temperature Outlook …
R 58 79 | F 63 81 | SA 64 84 | SU 71 92
O’HARE FORECAST …
Beach Hazards Statement until July 22, 10:00 PM CDT
Wednesday: Mostly sunny, with a high near 74. Northeast wind around 10 mph, with gusts as high as 15 mph.
Wednesday Night: Mostly clear, with a low around 58. East northeast wind 5 to 10 mph becoming light and variable.
Thursday: Sunny, with a high near 79. Calm wind becoming east southeast around 5 mph in the afternoon.
Thursday Night: Mostly cloudy, with a low around 63. Southeast wind around 5 mph becoming southwest after midnight.
Friday: Mostly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the morning.
Friday Night: Mostly clear, with a low around 64.
Saturday: Mostly sunny, with a high near 84.
Saturday Night: Partly cloudy, with a low around 71.
Sunday: Mostly sunny, with a high near 92.
Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Monday: Mostly sunny, with a high near 88.
Monday Night: Mostly clear, with a low around 69.
RADAR • Clouds • Temps • NWS CHGO • UV
PHOENIX FORECAST …
Extreme Heat Warning in effect from July 23, 10:00 AM MST until July 27, 08:00 PM MST
Wednesday: Sunny, with a high near 103. East wind around 5 mph becoming calm.
Wednesday Night: Mostly clear, with a low around 88. Calm wind.
Thursday: Sunny, with a high near 108. Heat index values as high as 113. Calm wind becoming east around 5 mph.
Thursday Night: Mostly clear, with a low around 91. Calm wind.
Friday: Sunny and hot, with a high near 112. Calm wind becoming west around 5 mph in the afternoon.
Friday Night: Mostly clear, with a low around 93. West wind around 5 mph becoming calm after midnight.
Saturday: Sunny and hot, with a high near 113. West wind around 5 mph.
Saturday Night: Partly cloudy, with a low around 92. Southwest wind around 5 mph becoming southeast after midnight.
Sunday: Mostly sunny and hot, with a high near 111. South southwest wind 5 to 10 mph becoming west in the afternoon.
Sunday Night: A 20 percent chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 90. West wind around 5 mph.
Monday: Mostly sunny, with a high near 109. West southwest wind 5 to 10 mph.
Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 89. Southwest wind around 5 mph.
RADAR • Clouds • Temps • NWS Phoenix • UV
MIAMI FORECAST …
Wednesday: A 20 percent chance of showers and thunderstorms before noon. Sunny, with a high near 91. Heat index values as high as 105. Southeast wind around 10 mph.
Wednesday Night: Mostly clear, with a low around 81. East wind around 7 mph.
Thursday: A chance of showers and thunderstorms before noon, then a slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 91. Heat index values as high as 106. East wind 7 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Thursday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 80. East wind 7 to 10 mph.
Friday: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southeast wind 5 to 10 mph.
Friday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 81. Southeast wind 5 to 7 mph.
Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Light southeast wind increasing to 5 to 9 mph in the morning.
Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 80. South wind 3 to 6 mph.
Sunday: Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Light and variable wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 60%.
Sunday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 79. Chance of precipitation is 60%.
Monday: Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
Monday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 80. Chance of precipitation is 60%.
RADAR • Clouds • Temps • NWS Miami • UV
LAX FORECAST …
Wednesday: Patchy drizzle and fog before 11am. Cloudy through mid morning, then gradual clearing, with a high near 80. West southwest wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night: Mostly clear, with a low around 67. West southwest wind 5 to 10 mph becoming south after midnight.
Thursday: Sunny, with a high near 83. Light south southwest wind becoming west southwest 10 to 15 mph in the morning.
Thursday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 68. West southwest wind 5 to 15 mph becoming south southeast after midnight.
Friday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 83. South southwest wind 5 to 10 mph becoming southeast in the morning.
Friday Night: Cloudy, with a low around 69.
Saturday: Mostly sunny, with a high near 81.
Saturday Night: Mostly clear, with a low around 69.
Sunday: Mostly sunny, with a high near 81.
Sunday Night: Partly cloudy, with a low around 68.
Monday: Mostly sunny, with a high near 80.
Monday Night: Partly cloudy, with a low around 68.
RADAR • Clouds • Temps • NWS Los Angeles • UV
WASH DC FORECAST …
Wednesday: A chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 86. West wind around 8 mph. Chance of precipitation is 30%.
Wednesday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 2am. Mostly cloudy, with a low around 65. North wind 3 to 6 mph. Chance of precipitation is 30%.
Thursday: Sunny, with a high near 81. North wind around 6 mph.
Thursday Night: Mostly clear, with a low around 64. Calm wind.
Friday: Mostly sunny, with a high near 82. Calm wind becoming east 5 to 7 mph in the morning.
Friday Night: Mostly cloudy, with a low around 65.
Saturday: Partly sunny, with a high near 82.
Saturday Night: Partly cloudy, with a low around 67.
Sunday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Sunday Night: A slight chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Monday: A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 40%.
Baltimore/Washington DC Forecast
RADAR • Clouds • Temps • NWS Baltimore/Washington • UV
O’Hare Weather Forecast Compared to Phoenix, Miami, LA, Wash DC WED JUL 22, 2026 9:55 AM SOURCE: National Weather Service local offices.
