Significant Coastal Impacts to the Eastern Seaboard; Tropical Storm Nolo to Impact Hawaii

A Nor'easter will bring significant coastal impacts to the Mid-Atlantic and New England through the weekend. Moderate to major coastal flooding, heavy rain, strong winds and high surf expected. Tropical Storm Nolo will continue to strengthen as it moves north toward the Big Island of Hawaii. Heavy rainfall may bring life-threatening, catastrophic flooding and mudslides through the weekend. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Drizzle

58°F

14°C

Humidity	99%
Wind Speed	E 6 mph
Barometer	30.29 in
Dewpoint	58°F (14°C)
Visibility	4.00 mi
Last update	25 Sep 7:55 am CDT

More Information:

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

Extended Forecast for

Deep River IA

Today
High: 64 °F
Showers then
Showers
Likely
Tonight
Low: 57 °F
Slight Chance
Showers then
Mostly Cloudy
Saturday
High: 59 °F
Showers
Likely
Saturday Night
Low: 57 °F
Chance
Showers then
Showers
Likely
Sunday
High: 65 °F
Chance
Showers
Sunday Night
Low: 58 °F
Partly Cloudy
Monday
High: 69 °F
Mostly Sunny
Monday Night
Low: 59 °F
Partly Cloudy
Tuesday
High: 68 °F
Showers

Detailed Forecast

Today

Showers, mainly before 1pm. High near 64. East southeast wind 3 to 7 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Tonight

A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 57. East southeast wind 5 to 7 mph.

Saturday

Showers likely, mainly between 8am and 4pm. Mostly cloudy, with a high near 59. Southeast wind 7 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

Saturday Night

A chance of showers before 1am, then showers likely and possibly a thunderstorm between 1am and 4am, then showers likely after 4am. Mostly cloudy, with a low around 57. Southeast wind 6 to 9 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Sunday

A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 65. East southeast wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

Sunday Night

Partly cloudy, with a low around 58.

Monday

Mostly sunny, with a high near 69.

Monday Night

Partly cloudy, with a low around 59.

Tuesday

Showers. High near 68. Chance of precipitation is 80%.

Tuesday Night

Showers likely, mainly before 1am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

Wednesday

A 50 percent chance of showers. Mostly cloudy, with a high near 68.