Monday
Partly cloudy
High: 24°C
(75°F)
Wind: SW at 9 mph (14 km/h)
Humidity: 64%
20% chance of showers
St. Helens Weather - Extended Forecast
Regional Forecast
Tuesday
An unsettled start with heavy spells of thundery rain. Scattered heavy showers following behind with brighter intervals developing through the afternoon. Windy and cooler. Maximum temperature 18°C.
Outlook For Wednesday To Friday
Largely fine on Wednesday with sunny spells. Still a lot of fine weather Thursday and Friday but a risk of showers at times, especially in the northwest. Feeling warmer again.
Daily Forecast
Monday Night
Partly cloudy
Low: 14°C
(57°F)
Wind: SSW at 11 mph (18 km/h)
Humidity: 67%
80% chance of showers
Tuesday
Thundery shower
High: 18°C
(64°F)
Wind: S at 11 mph (18 km/h)
Humidity: 86%
95% chance of showers
Tuesday Night
Cloudy
Low: 15°C
(59°F)
Wind: WNW at 13 mph (21 km/h)
Humidity: 82%
20% chance of showers
Wednesday
Partly cloudy
High: 21°C
(70°F)
Wind: WNW at 9 mph (14 km/h)
Humidity: 62%
10% chance of showers
Wednesday Night
Cloudy
Low: 15°C
(59°F)
Wind: N at 2 mph (3 km/h)
Humidity: 83%
10% chance of showers
Thursday
Light rain shower
High: 22°C
(72°F)
Wind: S at 7 mph (11 km/h)
Humidity: 77%
55% chance of showers
Thursday Night
Cloudy
Low: 16°C
(61°F)
Wind: SSW at 4 mph (6 km/h)
Humidity: 86%
25% chance of showers
Friday
Light rain shower
High: 22°C
(72°F)
Wind: WSW at 7 mph (11 km/h)
Humidity: 68%
30% chance of showers
Friday Night
Cloudy
Low: 16°C
(61°F)
Wind: NW at 4 mph (6 km/h)
Humidity: 83%
5% chance of showers