Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

Current conditions at

Holland - West Michigan Regional Airport (KBIV)

Lat: 42.75°NLon: 86.1°WElev: 686ft.

Mostly Cloudy

74°F

23°C

Humidity	85%
Wind Speed	S 8 mph
Barometer	29.99 in (1015.1 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Last update	31 Aug 11:53 am EDT

More Information:

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

Extended Forecast for

Allegan MI

This Afternoon
High: 86 °F
Scattered
Showers
Tonight
Low: 72 °F
Scattered
Showers then
Partly Cloudy
Tuesday
High: 87 °F
Chance
Showers
Tuesday Night
Low: 73 °F
Slight Chance
Showers then
Partly Cloudy
Wednesday
High: 89 °F
Mostly Sunny
Wednesday Night
Low: 69 °F
Chance
T-storms then
Showers
Likely
Thursday
High: 84 °F
Showers
Likely then
Chance
Showers
Thursday Night
Low: 63 °F
Mostly Cloudy
Friday
High: 84 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Scattered showers, mainly after 5pm. Partly sunny, with a high near 86. South southwest wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

Tonight

Scattered showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 72. South southwest wind 5 to 7 mph becoming calm after midnight. Chance of precipitation is 30%.

Tuesday

Isolated showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. West southwest wind 3 to 8 mph. Chance of precipitation is 30%.

Tuesday Night

A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 73. Light southwest wind.

Wednesday

Mostly sunny, with a high near 89. Calm wind becoming southwest 5 to 8 mph in the afternoon.

Wednesday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Partly cloudy, with a low around 69. Chance of precipitation is 60%.

Thursday

Showers likely, mainly before 8am. Partly sunny, with a high near 84. Chance of precipitation is 60%.

Thursday Night

Mostly cloudy, with a low around 63.

Friday

Mostly sunny, with a high near 84.

Friday Night

Mostly clear, with a low around 62.

Saturday

Sunny, with a high near 83.

Saturday Night

Partly cloudy, with a low around 60.