On Tuesday, 24 September, mostly cloudy weather, light precipitation are expected in Ostrovnoy. The lowest air temperature will be +4°C at 6 am, the highest temperature will be +8°C around 3 pm. The atmospheric pressure will be within 763-766 mm Hg. The relative humidity 67-82%. The wind will be mainly southeasterly 5 m/s with maximum gusts up to 13 m/s. Ultraviolet index 2, no sun protection is required

On Wednesday, 25 September, mostly cloudy weather, light rain are expected in Ostrovnoy. The lowest air temperature will be +7°C at midnight, the highest temperature will be +11°C around 3 pm. The atmospheric pressure will be within 751-761 mm Hg. The relative humidity 80-86%. The wind will be mainly southerly 8 m/s with maximum gusts up to 19 m/s. Ultraviolet index 1, no sun protection is required

On Thursday, 26 September, mostly partly cloudy, no precipitation are expected in Ostrovnoy. The lowest air temperature will be +12°C at midnight, the highest temperature will be +13°C around 3 pm. The atmospheric pressure will be within 750-752 mm Hg. The relative humidity 78-86%. The wind will be mainly southwesterly 6 m/s with maximum gusts up to 12 m/s. Ultraviolet index 2, no sun protection is required

On Friday, 27 September, mostly cloudy weather, light rain are expected in Ostrovnoy. The lowest air temperature will be +10°C at 6 am, the highest temperature will be +13°C around 9 pm. The atmospheric pressure will be within 745-752 mm Hg. The relative humidity 74-95%. The wind will be mainly southerly 11 m/s with maximum gusts up to 19 m/s. Ultraviolet index 1, no sun protection is required

On Saturday, 28 September, mostly cloudy weather, rain are expected in Ostrovnoy. The lowest air temperature will be +11°C at 9 pm, the highest temperature will be +14°C at noon. The atmospheric pressure will be within 737-745 mm Hg. The relative humidity 79-88%. The wind will be mainly westerly 7 m/s with maximum gusts up to 16 m/s. Ultraviolet index 0, no sun protection is required

On Sunday, 29 September, mostly partly cloudy, light rain are expected in Ostrovnoy. The lowest air temperature will be +7°C at 9 pm, the highest temperature will be +10°C at midnight. The atmospheric pressure will be within 746-754 mm Hg. The relative humidity 68-90%. The wind will be mainly southwesterly 12 m/s with maximum gusts up to 18 m/s. Ultraviolet index 1, no sun protection is required

On Monday, 30 September, mostly partly cloudy, no precipitation are expected in Ostrovnoy. The lowest air temperature will be +4°C at 6 am, the highest temperature will be +8°C around 6 pm. The atmospheric pressure will be within 753-762 mm Hg. The relative humidity 65-100%. The wind will be mainly westerly 8 m/s with maximum gusts up to 15 m/s. Ultraviolet index 2, no sun protection is required

On Tuesday, 1 October, mostly semi-transparent clouds, no precipitation are expected in Ostrovnoy. The lowest air temperature will be +4°C at midnight, the highest temperature will be +8°C around 3 pm. The atmospheric pressure will be within 762-763 mm Hg. The relative humidity 67-91%. The wind will be mainly southwesterly 10 m/s with maximum gusts up to 15 m/s. Ultraviolet index 2, no sun protection is required

On Wednesday, 2 October, mostly cloudy weather, no precipitation are expected in Ostrovnoy. The lowest air temperature will be +4°C at 6 am, the highest temperature will be +8°C around 3 pm. The atmospheric pressure will be within 758-763 mm Hg. The relative humidity 73-89%. The wind will be mainly southwesterly 12 m/s with maximum gusts up to 19 m/s. Ultraviolet index 1, no sun protection is required