Chance of Storms Tonight, then Hot

A compact area of low pressure will move across southern Lower MI tonight potentially triggering thunderstorms, a few of which could be strong to severe. Wind gusts to 60 mph are the main threat. Heat and humidity will begin to increase Monday and continue through the week. Highs in the 90s coupled with high humidty will push heat indices to around 100. Read More >

Hazardous Weather Conditions

Current conditions at

Grand Rapids, Gerald R. Ford International Airport (KGRR)

Lat: 42.88°NLon: 85.52°WElev: 794ft.

Overcast

73°F

23°C

Humidity	76%
Wind Speed	S 10 mph
Barometer	29.92 in (1012.5 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Last update	16 Jun 11:53 pm EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

3 Miles NNE Caledonia MI

Excessive Heat Watch June 17, 12:00pm until June 21, 08:00pm

Click here for hazard details and duration

Excessive Heat Watch

Overnight
Low: 70 °F
Heavy Rain
Monday
High: 92 °F
Chance
T-storms then
Sunny
Monday Night
Low: 72 °F
Slight Chance
T-storms
Tuesday
High: 92 °F
Chance
T-storms
Tuesday Night
Low: 75 °F
Chance
T-storms then
Partly Cloudy
Juneteenth
High: 94 °F
Hot
Wednesday Night
Low: 72 °F
Partly Cloudy
Thursday
High: 92 °F
Hot
Thursday Night
Low: 70 °F
Mostly Cloudy

Detailed Forecast

Overnight

Showers and thunderstorms likely, mainly before 3am. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 70. South southwest wind around 8 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Monday

A 30 percent chance of showers and thunderstorms before 7am. Sunny and hot, with a high near 92. Heat index values as high as 97. Southwest wind 7 to 11 mph, with gusts as high as 23 mph.

Monday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind around 8 mph.

Tuesday

A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 98. South southwest wind 8 to 14 mph, with gusts as high as 24 mph.

Tuesday Night

A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. South wind 7 to 10 mph, with gusts as high as 20 mph.

Juneteenth

Mostly sunny and hot, with a high near 94.

Wednesday Night

Partly cloudy, with a low around 72.

Thursday

Mostly sunny and hot, with a high near 92.

Thursday Night

Mostly cloudy, with a low around 70.

Friday

Mostly sunny and hot, with a high near 91.

Friday Night

Partly cloudy, with a low around 69.