Navigation

External Links

Alerts


No alerts

Style Options



Widescreen:
|

No Warnings, Watches, or Advisories

Regional Infrared Satellite Grinnell Weather Webcam
Updated: @ 29-Aug-2026 11:35pm - next update at 12:00am  
Summary / Temperature Wind Rain Outlook
Night time, Dry Night time, Dry
Currently: 74.0°F, Max: 80.0°F, Min: 63.5°F 74°F
Colder 0.5°F than last hour.

---

Feels like: 74.1°F

24-hr difference
7.5°FWarmer 7.5°F than yesterday at this time.
  Today Yesterday
High: 80°F
6:07pm 		82.4°F
3:05pm
Low: 63.5°F
5:45am 		58.8°F
6:08am
Wind from S S
9.1
Gust:
 9 mph
3 Bft - Gentle Breeze
Today: 28 mph 4:39pm
Gust Month: 38.0 mph August 13
Rain Today: 0.27 in
Rain Rate (/hr): 0 in
Rain Yesterday: 0 in
Storm Rain: 0.27 in
This Month: 4.93 in
Season Total: 30.66 in
15 rain days in August.
Sunday

Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 92. South southwest wind around 14 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms
Humidity & Barometer Almanac Moon
Humidity: 81 %  
Dew Point: 67.8°F Decreased 0.5°F since last hour.
Barometer: 29.887 inHg  
Baro Trend: Steady
Sunrise: 6:35am
Sunset: 7:50pm
Moonset: 9:12am
Moonrise: 8:30pm
Waning Gibbous
Waning Gibbous, Moon at 16 days in cycle
96%
Illuminated
UV Index Solar Radiation
   0.0    None
High: 4.8 @ 2:36pm
0 W/m2 (0 %)
High: 805 @  4:06pm
 NWS Weather Forecast  - Outlook: Tonight & Sunday
Tonight

Tonight: Mostly clear, with a low around 72. South wind 11 to 14 mph, with gusts as high as 20 mph.
Mostly Clear


Lo 72 °F		 NWS forecast: Mostly clear, with a low around 72. South wind 11 to 14 mph, with gusts as high as 20 mph.
 
Sunday

Sunday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 92. South southwest wind around 14 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms


Hi 92 °F		 NWS forecast: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 92. South southwest wind around 14 mph, with gusts as high as 25 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.