Extreme Heat Warning EXTREME HEAT WARNING - Campton Hills  - Naperville

NWS Central Great Lakes Regional Radar WU North Central Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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Updated: @ 02-Jul-2026 12:24pm - next update at 12:27pm  
Summary / Temperature Wind Rain Outlook
Mostly cloudy Mostly cloudy
Currently: 90.1, Max: 90.6, Min: 74.5 90.1°F
Warmer 1.6°F than last hour.

Unknown

Feels like: 84°F

24-hr difference
-1.1°FColder 1.1°F than yesterday at this time.
  Today Yesterday
High: 90.6°F
11:33am
93.5°F
2:42pm
Low: 74.5°F
5:51am
74.8°F
5:27am
 Wind from --- ---
0
Gust:
3 mph
0 Bft - Calm
Today: 6 mph 7:39am
Gust Month: 10.0 mph July 1
Rain Today: 0 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
This Month: 0 in
Season Total: 12.63 in
5 days since last rain.
Tonight

Tonight: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Humidity & Barometer Almanac Moon
Humidity: 1 %  
Dew Point: -23.1°F Increased 0.1°F since last hour.
Barometer: 30.067 inHg Rising 0.01  inHg/hr
Baro Trend: Rising
Sunrise: 5:21am
Sunset: 8:34pm
Moonset: 7:41am
Moonrise: 10:30pm
Waning Gibbous
Waning Gibbous, Moon at 16 days in cycle
93%
Illuminated
UV Index Solar Radiation
   8.1     Very High 
High: 8.1 @ 12:23pm
916 W/m2
High: 1042 @  11:31am
 NWS Weather Forecast  - Outlook: Today & Tonight
Today

Today: Mostly Sunny
Mostly Sunny

Hi 92 °F
NWS forecast: Mostly sunny, with a high near 92. Heat index values as high as 102. South wind 5 to 15 mph, with gusts as high as 25 mph.
Davis VP+ forecast: Increasing clouds with little temperature change. Precipitation possible within 24 to 48 hours
 
Tonight

Tonight: Chance Showers And Thunderstorms
Chance Showers And T-Storms

Lo 73 °F
NWS forecast: A chance of showers and thunderstorms after 9pm. Partly cloudy, with a low around 73. Heat index values as high as 97. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
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