Hourly Weather Forecast - Grafton, WI

30% Chance Rain Showers

30% Chance Rain Showers

30% Chance Rain Showers

40% Chance of Light Rain

40% Chance of Storms

50% Chance of Storms

60% Chance of Storms

80% Chance of Storms

80% Chance of Storms

80% Chance of Storms

80% Chance of Storms

80% Chance of Storms

80% Chance of Storms

80% Chance of Storms

80% Chance of Storms

80% Chance of Storms

80% Chance of Storms

70% Chance of Storms

70% Chance of Storms

60% Chance Rain Showers

50% Chance Rain Showers

40% Chance Rain Showers

30% Chance Rain Showers