Local Forecast

Grafton, IA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Grafton, IA.

Active Alerts 2 active

Hour-by-Hour  Current Observation

Sunday 9:55 PM CDTSunday 9:55 PM

°F °C
Regional Observations →
76°F

Cloudy

  • 87° / 77° High / Low
  • 76° Feels Like
  • 0% Chance of Rain

Wind

11 mph

ESE

UV Index

0

None

Humidity

100%

Dew 76°F

Sun

5:33 AM · 8:56 PM

Rise · Set

Source: ALBERT LEA (KAEL). Slider scrubs the next 12 hours.

5-Day Outlook

Through Thursday

Local Radar →

Today

87° 77°

Thunderstorms

Overnight: Mostly Cloudy

Detailed forecast

Today

Showers and thunderstorms likely before 2pm. Mostly cloudy. High near 87, with temperatures falling to around 85 in the afternoon. Southeast wind 17 to 24 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Night

Mostly cloudy, with a low around 76. South southeast wind 10 to 15 mph, with gusts as high as 23 mph.

Monday

95° 75°

Partly Sunny

Overnight: Chance of Thunderstorms

Detailed forecast

Monday

Mostly sunny, with a high near 95. Heat index values as high as 109. South wind 15 to 24 mph, with gusts as high as 35 mph.

Night

A chance of showers and thunderstorms after 11pm. Mostly cloudy, with a low around 75. Heat index values as high as 110. South southwest wind 9 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.

Tuesday

95° 73°

Partly Sunny

Overnight: Chance of Thunderstorms

Detailed forecast

Tuesday

A chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 94. Heat index values as high as 102. South wind 10 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Night

A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 73. South southwest wind 12 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

93° 75°

Chance of Thunderstorms

Overnight: Thunderstorms Likely

Detailed forecast

Wednesday

A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.

Night

A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

Thursday

93° 73°

Isolated T-storm

Overnight: Scattered Thunderstorms Likely

Detailed forecast

Thursday

Showers and thunderstorms likely before 7am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 92. Chance of precipitation is 60%.

Night

A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Partly cloudy, with a low around 72. Chance of precipitation is 70%.

Grafton, IA Weather Analysis Tools