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 Details for Naperville Flood Warning  +2 additional alerts
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Flood Warning FLOOD WARNING - Campton Hills  - Naperville
Flood Watch FLOOD WATCH - 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: @ 01-Aug-2026 2:18pm - next update at 2:21pm  
Summary / Temperature Wind Rain Outlook
Overcast Overcast
Currently: 69.7, Max: 70.2, Min: 65.8 69.7°F
Warmer 0.9°F than last hour.

Comfortable

Feels like: 70°F

24-hr difference
-3°FColder 3.0°F than yesterday at this time.
  Today Yesterday
High: 70.2°F
12:45am 		77.5°F
10:29am
Low: 65.8°F
6:38am 		65.1°F
5:46am
Wind from SE SE
1
Gust:
 3 mph
0 Bft - Calm
Today: 8 mph 5:18am
Gust Month: 8.0 mph August 1
Rain Today: 0.1 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0.14 in
This Month: 0.1 in
Season Total: 17.19 in
0 day since last rain.
Tonight

Tonight: Chance Showers And Thunderstorms then Mostly Cloudy
Chance Showers And T-Storms then Mostly Cloudy
Humidity & Barometer Almanac Moon
Humidity: 74 %  
Dew Point: 61°F Decreased 0.3°F since last hour.
Barometer: 29.71 inHg  
Baro Trend: Steady
Sunrise: 5:45am
Sunset: 8:12pm
Moonset: 8:49am
Moonrise: 9:40pm
Waning Gibbous
Waning Gibbous, Moon at 17 days in cycle
90%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 2.3 @ 1:13pm
37 W/m2
High: 316 @  1:13pm
 NWS Weather Forecast  - Outlook: This Afternoon & Tonight
This
Afternoon
This Afternoon: Showers And Thunderstorms Likely
Showers And T-Storms Likely

Hi 71 °F		 NWS forecast: Rain showers likely before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 71. Northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Davis VP+ forecast: Mostly cloudy and cooler. Precipitation possible within 12 hours, possibly heavy at times. Windy.
 
Tonight

Tonight: Chance Showers And Thunderstorms then Mostly Cloudy
Chance Showers And T-Storms then Mostly Cloudy

Lo 67 °F		 NWS forecast: A chance of showers and thunderstorms before 10pm. Mostly cloudy, with a low around 67. North northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 40%. New rainfall amounts between a quarter and half of an inch possible.
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