Severe Thunderstorms for Mid-Atlantic and Northeast; Typhoon Approaching Guam

A cold front will sweep eastward today accompanied by strong to severe thunderstorms for the mid-Atlantic and Northeast today. In the wake of this cold front, autumn like temperatures and gusty winds from the Plains, Mississippi Valley, Great Lakes to most of the eastern seaboard. Fire weather conditions for lower Mississippi Valley into portions of California. For Guam, a typhoon is approaching. Read More >

Hazardous Weather Conditions

Freeze Warning in effect from October 17, 01:00 AM CDT until October 17, 09:00 AM CDT

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Mostly Cloudy and Breezy

53°F

12°C

Humidity	51%
Wind Speed	N 24 G 33 mph
Barometer	30.42 in (1030.5 mb)
Dewpoint	35°F (2°C)
Visibility	10.00 mi
Wind Chill	47°F (8°C)
Last update	16 Oct 3:53 pm CDT

More Information:

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

Extended Forecast for

Union IA

Freeze Warning October 17, 01:00am until October 17, 09:00am

Click here for hazard details and duration

Freeze Warning

This Afternoon
High: 49 °F
Partly Sunny
and Breezy
Tonight
Low: 31 °F
Mostly Clear
then Frost
Saturday
High: 58 °F
Frost then
Sunny
Saturday Night
Low: 39 °F
Clear
Sunday
High: 64 °F
Sunny then
Sunny and
Breezy
Sunday Night
Low: 41 °F
Mostly Clear
Monday
High: 66 °F
Mostly Sunny
Monday Night
Low: 43 °F
Partly Cloudy
Tuesday
High: 69 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Partly sunny, with a steady temperature around 49. Breezy, with a north wind around 18 mph, with gusts as high as 28 mph.

Tonight

Widespread frost, mainly after 3am. Otherwise, mostly clear, with a low around 31. North wind 5 to 9 mph becoming calm in the evening.

Saturday

Widespread frost, mainly before 9am. Otherwise, sunny, with a high near 58. Light south southwest wind increasing to 8 to 13 mph in the morning. Winds could gust as high as 18 mph.

Saturday Night

Clear, with a low around 39. South wind 8 to 10 mph.

Sunday

Sunny, with a high near 64. Breezy, with a south wind 10 to 16 mph, with gusts as high as 22 mph.

Sunday Night

Mostly clear, with a low around 41.

Monday

Mostly sunny, with a high near 66.

Monday Night

Partly cloudy, with a low around 43.

Tuesday

Mostly sunny, with a high near 69.