Thu
Apr 25
Very stable
~13
l/m2
85%
Fri
Apr 26
Very stable
~6
l/m2
72%
1-2 cm snow
22 / 23 km/h
Fri Apr 26
Sat
Apr 27
Stable
~0.3
l/m2
24%
25 Apr will be cool and the weather will be very stable.
There is a 85% probability of moderate rainfall.
The sky will be overcast:
6% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
78% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
99% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 4 degrees Celsius, while the the lowest temperature will drop to 1 degrees Celsius. The wind will be a moderate breeze, fog will form, and the mean air pressure will be 1007 mb. Relative humidity will be very high.
Thursday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
06:00
0.6 54%
13%
2 °C
-3 °C
19 km/h 
24 km/h
1009 mb
98.1%
251 m
353 m
Apr, 25 06:00 @ Very stable
09:00
2.6 73%
3%
1 °C
-5 °C
29 km/h 
37 km/h
1008 mb
99.5%
122 m
341 m
Apr, 25 09:00 @ Very stable
12:00
2.4 72%
1 °C
-5 °C
30 km/h
40 km/h
1007 mb
99.6%
113 m
375 m
Apr, 25 12:00 @ Stable
15:00
4.8 85%
2 °C
-4 °C
25 km/h
30 km/h
1007 mb
98.7%
312 m
329 m
Apr, 25 15:00 @ Stable
18:00
0.8 60%
3 °C
-3 °C
22 km/h 
26 km/h
1006 mb
96.0%
508 m
313 m
Apr, 25 18:00 @ Very stable
21:00
1 59%
3 °C
-1 °C
16 km/h
18 km/h
1006 mb
87.5%
564 m
75 m
Apr, 25 21:00 @ Very stable
26 Apr will be cool and the weather will be very stable.
There is a 72% probability of moderate rainfall, light sleet and snowfall.
The sky will be overcast:
46% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
92% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
99% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 3 degrees Celsius, while the the lowest temperature will drop to 1 degrees Celsius. The wind will be a moderate breeze, fog will form, and the mean air pressure will be 1009 mb. Relative humidity will be very high.
Friday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
3 °C
-1 °C
14 km/h
16 km/h
1007 mb
94.2%
465 m
99 m
Apr, 26 00:00 @ Very stable
03:00
3 °C
-1 °C
11 km/h
12 km/h
1007 mb
93.3%
395 m
62 m
Apr, 26 03:00 @ Very stable
06:00
3 °C
-1 °C
14 km/h
17 km/h
1008 mb
95.1%
376 m
167 m
Apr, 26 06:00 @ Very stable
09:00
1.5 67%
1 °C
-3 °C
13 km/h
14 km/h
1008 mb
99.4%
208 m
202 m
Apr, 26 09:00 @ Very stable
12:00
1.8 68%
1 °C
-2 °C
8 km/h 
8 km/h
1010 mb
99.6%
112 m
118 m
Apr, 26 12:00 @ Very stable
15:00
2.5 72%
1 °C
-3 °C
17 km/h 
18 km/h
1011 mb
99.3%
160 m
235 m
Apr, 26 15:00 @ Stable
18:00
1 °C
-4 °C
21 km/h
23 km/h
1012 mb
94.4%
144 m
449 m
Apr, 26 18:00 @ Stable
21:00
1 °C
-4 °C
22 km/h
23 km/h
1014 mb
86.9%
144 m
550 m
Apr, 26 21:00 @ Stable
27 Apr will be cool and the weather will be very stable.
There is a 24% probability of light rainfall.
The sky will be mostly cloudy:
39% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
78% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 4 degrees Celsius, while the the lowest temperature will drop to 1 degrees Celsius. The wind will be a moderate breeze, fog will form, and the mean air pressure will be 1017 mb. Relative humidity will be very high.
Saturday
Weather
Precipitation mm probability
Showers (% of Precipitation)
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
2 °C
-3 °C
15 km/h
16 km/h
1015 mb
83.0%
161 m
592 m
Apr, 27 00:00 @ Stable
03:00
2 °C
-2 °C
11 km/h
11 km/h
1016 mb
79.8%
174 m
610 m
Apr, 27 03:00 @ Stable
06:00
2 °C
1 °C
6 km/h 
6 km/h
1017 mb
76.6%
196 m
420 m
Apr, 27 06:00 @ Very stable
09:00
2 °C
-2 °C
13 km/h
14 km/h
1018 mb
78.2%
243 m
262 m
Apr, 27 09:00 @ Stable
12:00
2 °C
-4 °C
26 km/h
28 km/h
1018 mb
84.4%
567 m
342 m
Apr, 27 12:00 @ Stable
15:00
3 °C
-3 °C
27 km/h 
39 km/h
1018 mb
89.1%
1,098 m
231 m
Apr, 27 15:00 @ Stable
18:00
3 °C
-1 °C
18 km/h
24 km/h
1017 mb
91.7%
1,262 m
102 m
Apr, 27 18:00 @ Stable
21:00
0.2 24%
4 °C
1 °C
11 km/h
11 km/h
1018 mb
93.1%
1,321 m
28 m
Apr, 27 21:00 @ Stable
28 Apr will be cool and the weather will be stable, thunderstorms not likely.
The sky will be overcast:
49% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
86% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
56% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 4 degrees Celsius, while the the lowest temperature will drop to 2 degrees Celsius. The wind will be a moderate breeze, and the mean air pressure will be 1023 mb. Relative humidity will be very high.
Sunday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
3 °C
-1 °C
16 km/h
19 km/h
1020 mb
92.7%
1,291 m
88 m
Apr, 28 00:00 @ Stable
03:00
3 °C
-1 °C
13 km/h
14 km/h
1021 mb
91.2%
1,326 m
81 m
Apr, 28 03:00 @ Stable
06:00
3 °C
-2 °C
15 km/h
16 km/h
1022 mb
91.2%
1,362 m
144 m
Apr, 28 06:00 @ Stable
09:00
3 °C
-2 °C
16 km/h
17 km/h
1024 mb
90.0%
1,353 m
181 m
Apr, 28 09:00 @ Stable
12:00
2 °C
-2 °C
15 km/h
16 km/h
1025 mb
90.4%
1,420 m
158 m
Apr, 28 12:00 @ Stable
15:00
3 °C
-2 °C
21 km/h
23 km/h
1026 mb
87.2%
1,677 m
183 m
Apr, 28 15:00 @ Mostly stable
18:00
3 °C
-3 °C
22 km/h
25 km/h
1026 mb
87.6%
1,824 m
164 m
Apr, 28 18:00 @ Mostly stable
21:00
3 °C
-2 °C
25 km/h
34 km/h
1025 mb
89.1%
2,061 m
119 m
Apr, 28 21:00 @ Mostly stable
29 Apr will be cool and the weather will be stable, thunderstorms not likely.
The sky will be overcast:
97% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
80% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
39% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
2% convective clouds (Cumulonimbus)
The highest temperature will reach 6 degrees Celsius, while the the lowest temperature will drop to 4 degrees Celsius. The wind will be a moderate breeze, and the mean air pressure will be 1025 mb. Relative humidity will be very high.
Monday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
4 °C
-1 °C
21 km/h
28 km/h
1026 mb
94.4%
2,103 m
77 m
Apr, 29 00:00 @ Mostly stable
03:00
5 °C
1 °C
18 km/h
22 km/h
1026 mb
89.9%
2,089 m
54 m
Apr, 29 03:00 @ Stable
06:00
5 °C
1 °C
19 km/h
23 km/h
1026 mb
87.1%
2,099 m
52 m
Apr, 29 06:00 @ Mostly stable
09:00
5 °C
1 °C
22 km/h 
32 km/h
1025 mb
90.5%
2,116 m
80 m
Apr, 29 09:00 @ Mostly stable
12:00
5 °C
1 °C
25 km/h
41 km/h
1026 mb
89.6%
2,179 m
113 m
Apr, 29 12:00 @ Mostly stable
15:00
5 °C
1 °C
30 km/h
52 km/h
1026 mb
89.0%
2,312 m
142 m
Apr, 29 15:00 @ Mostly stable
18:00
6 °C
1 °C
29 km/h
48 km/h
1026 mb
90.3%
2,385 m
133 m
Apr, 29 18:00 @ Mostly stable
21:00
5 °C
1 °C
25 km/h
37 km/h
1025 mb
93.9%
2,441 m
100 m
Apr, 29 21:00 @ Mostly stable
30 Apr will be cool and the weather will be stable, thunderstorms not likely.
The sky will be overcast:
86% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
25% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
42% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
2% convective clouds (Cumulonimbus)
The highest temperature will reach 6 degrees Celsius, while the the lowest temperature will drop to 4 degrees Celsius. The wind will be a moderate breeze, fog will form, and the mean air pressure will be 1025 mb. Relative humidity will be very high.
Tuesday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
5 °C
1 °C
23 km/h
35 km/h
1026 mb
95.4%
2,539 m
93 m
Apr, 30 00:00 @ Mostly stable
03:00
5 °C
1 °C
19 km/h
24 km/h
1026 mb
95.9%
2,538 m
60 m
Apr, 30 03:00 @ Mostly stable
06:00
5 °C
1 °C
20 km/h
24 km/h
1025 mb
96.9%
2,612 m
56 m
Apr, 30 06:00 @ Mostly stable
09:00
5 °C
1 °C
18 km/h
22 km/h
1026 mb
97.2%
2,574 m
53 m
Apr, 30 09:00 @ Mostly stable
12:00
4 °C
2 °C
12 km/h
12 km/h
1026 mb
98.1%
2,603 m
31 m
Apr, 30 12:00 @ Mostly stable
15:00
5 °C
2 °C
11 km/h
11 km/h
1026 mb
97.7%
2,609 m
27 m
Apr, 30 15:00 @ Mostly stable
18:00
5 °C
2 °C
12 km/h
12 km/h
1026 mb
97.7%
2,634 m
29 m
Apr, 30 18:00 @ Mostly stable
21:00
5 °C
3 °C
10 km/h
10 km/h
1026 mb
97.9%
2,521 m
17 m
Apr, 30 21:00 @ Mostly stable
1 May will be cool and the weather will be stable, thunderstorms not likely.
The sky will be mostly cloudy:
64% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
21% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
74% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 6 degrees Celsius, while the the lowest temperature will drop to 3 degrees Celsius. The wind will be a moderate breeze, fog will form, and the mean air pressure will be 1025 mb. Relative humidity will be very high.
Wednesday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
5 °C
5 °C
6 km/h
6 km/h
1027 mb
96.6%
2,516 m
14 m
May, 1 00:00 @ Mostly stable
03:00
5 °C
1 °C
17 km/h
19 km/h
1027 mb
98.9%
2,507 m
42 m
May, 1 03:00 @ Mostly stable
06:00
4 °C
-1 °C
19 km/h
25 km/h
1027 mb
99.3%
2,483 m
78 m
May, 1 06:00 @ Mostly stable
09:00
4 °C
-1 °C
22 km/h
28 km/h
1027 mb
98.3%
2,408 m
91 m
May, 1 09:00 @ Mostly stable
12:00
3 °C
-2 °C
21 km/h
25 km/h
1027 mb
98.3%
2,709 m
86 m
May, 1 12:00 @ Stable
15:00
4 °C
-1 °C
18 km/h
20 km/h
1026 mb
97.4%
2,653 m
66 m
May, 1 15:00 @ Stable
18:00
4 °C
0 °C
15 km/h
15 km/h
1025 mb
96.6%
2,663 m
46 m
May, 1 18:00 @ Stable
21:00
4 °C
1 °C
12 km/h
12 km/h
1024 mb
93.3%
2,750 m
30 m
May, 1 21:00 @ Stable
2 May will be cool and the weather will be .
The sky will be :
264% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
112% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
3% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 6 degrees Celsius, while the the lowest temperature will drop to 4 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 5095 mb. Relative humidity will be .
Thursday
Weather
Temperature °C
Felt temperature °C
Temperature low | high °C
Wind speed
Wind gusts
Atmospheric pressure
Relative humidity
Isotherm 0°C
Boundary Layer
Heat index
00:00
4 °C
1 °C
14 km/h
14 km/h
1023 mb
89.0%
2,792 m
30 m
May, 2 00:00 @ Stable
03:00
5 °C
2 °C
11 km/h
11 km/h
1021 mb
87.6%
2,720 m
16 m
May, 2 03:00 @ Stable
06:00
5 °C
3 °C
9 km/h
10 km/h
1019 mb
93.7%
2,776 m
11 m
May, 2 06:00 @ Stable
09:00
5 °C
4 °C
7 km/h
7 km/h
1018 mb
92.7%
2,750 m
10 m
May, 2 09:00 @ Stable
12:00
5 °C
3 °C
10 km/h
10 km/h
1016 mb
91.0%
2,669 m
13 m
May, 2 12:00 @ Stable
Mariehamn
12:02 
