Fri
Apr 26
Stable
~7
l/m2
73%
1-2 cm snow
18 / 21 km/h
Fri Apr 26
Sat
Apr 27
Stable
~4
l/m2
76%
Tue
Apr 30
Stable
~3
l/m2
65%
25 Apr will be cool and the weather will be very stable.
The sky will be overcast:
20% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
11% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
98% 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 3 degrees Celsius. The wind will be a moderate breeze, fog will form, and the mean air pressure will be 1006 mb. Relative humidity will be very high.
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
18:00
3 °C
-2 °C
23 km/h 
29 km/h
1006 mb
82.2%
582 m
136 m
Apr, 25 18:00 @ Very stable
21:00
3 °C
0 °C
13 km/h 
13 km/h
1007 mb
85.9%
589 m
47 m
Apr, 25 21:00 @ Very stable
26 Apr will be cool and the weather will be very stable.
There is a 73% probability of moderate rainfall, light sleet and snowfall.
The sky will be overcast:
43% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
82% 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 0 degrees Celsius. The wind will be a gentle 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
13 km/h
14 km/h
1007 mb
95.2%
505 m
81 m
Apr, 26 00:00 @ Very stable
03:00
3 °C
-1 °C
13 km/h
14 km/h
1008 mb
95.0%
411 m
103 m
Apr, 26 03:00 @ Very stable
06:00
2 °C
-2 °C
16 km/h
21 km/h
1008 mb
96.7%
370 m
343 m
Apr, 26 06:00 @ Very stable
09:00
2.5 73%
2 °C
-2 °C
13 km/h
14 km/h
1008 mb
99.5%
189 m
209 m
Apr, 26 09:00 @ Very stable
12:00
1.8 69%
1 °C
1 °C
3 km/h
3 km/h
1009 mb
99.5%
124 m
89 m
Apr, 26 12:00 @ Stable
15:00
2.4 72%
1 °C
-2 °C
11 km/h 
12 km/h
1010 mb
98.7%
204 m
174 m
Apr, 26 15:00 @ Stable
18:00
2 °C
-3 °C
14 km/h
16 km/h
1011 mb
97.4%
220 m
292 m
Apr, 26 18:00 @ Stable
21:00
2 °C
-3 °C
18 km/h
21 km/h
1012 mb
93.2%
182 m
378 m
Apr, 26 21:00 @ Stable
27 Apr will be cool and the weather will be very stable.
There is a 76% probability of moderate rainfall.
The sky will be overcast:
22% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
91% 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 1015 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
19 km/h
21 km/h
1013 mb
89.2%
177 m
477 m
Apr, 27 00:00 @ Stable
03:00
2 °C
-2 °C
14 km/h
15 km/h
1015 mb
80.6%
222 m
583 m
Apr, 27 03:00 @ Stable
06:00
2 °C
1 °C
5 km/h
5 km/h
1015 mb
78.4%
229 m
351 m
Apr, 27 06:00 @ Stable
09:00
2 °C
-1 °C
10 km/h 
10 km/h
1016 mb
79.8%
248 m
367 m
Apr, 27 09:00 @ Stable
12:00
0.3 45%
2 °C
-3 °C
20 km/h
25 km/h
1016 mb
89.0%
263 m
352 m
Apr, 27 12:00 @ Stable
15:00
3.2 76%
2 °C
-3 °C
18 km/h
20 km/h
1016 mb
96.2%
571 m
227 m
Apr, 27 15:00 @ Stable
18:00
2 °C
-3 °C
21 km/h
22 km/h
1017 mb
97.5%
440 m
242 m
Apr, 27 18:00 @ Very stable
21:00
1 °C
-4 °C
19 km/h 
20 km/h
1020 mb
90.5%
123 m
384 m
Apr, 27 21:00 @ Very stable
28 Apr will be cool and the weather will be very stable.
The sky will be mostly cloudy:
50% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
40% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
55% 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 1024 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
1 °C
-2 °C
10 km/h
12 km/h
1021 mb
86.9%
150 m
349 m
Apr, 28 00:00 @ Very stable
03:00
2 °C
2 °C
2 km/h 
3 km/h
1023 mb
85.0%
483 m
107 m
Apr, 28 03:00 @ Very stable
06:00
2 °C
1 °C
6 km/h
6 km/h
1024 mb
84.7%
632 m
81 m
Apr, 28 06:00 @ Very stable
09:00
2 °C
-2 °C
13 km/h 
14 km/h
1025 mb
85.1%
879 m
179 m
Apr, 28 09:00 @ Very stable
12:00
2 °C
-2 °C
16 km/h
17 km/h
1026 mb
84.2%
1,197 m
195 m
Apr, 28 12:00 @ Stable
15:00
3 °C
-2 °C
18 km/h
20 km/h
1027 mb
84.9%
1,419 m
181 m
Apr, 28 15:00 @ Stable
18:00
3 °C
-2 °C
20 km/h
26 km/h
1027 mb
85.4%
1,695 m
155 m
Apr, 28 18:00 @ Stable
21:00
3 °C
-1 °C
21 km/h
28 km/h
1027 mb
83.8%
1,937 m
118 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 mostly cloudy:
68% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
63% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
49% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 5 degrees Celsius, while the the lowest temperature will drop to 3 degrees Celsius. The wind will be a fresh breeze, and the mean air pressure will be 1026 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
22 km/h
29 km/h
1027 mb
85.9%
2,012 m
109 m
Apr, 29 00:00 @ Mostly stable
03:00
4 °C
-1 °C
24 km/h
35 km/h
1027 mb
89.3%
2,011 m
110 m
Apr, 29 03:00 @ Stable
06:00
4 °C
-2 °C
28 km/h
42 km/h
1026 mb
92.5%
2,006 m
125 m
Apr, 29 06:00 @ Mostly stable
09:00
4 °C
-3 °C
39 km/h
56 km/h
1026 mb
91.1%
2,014 m
192 m
Apr, 29 09:00 @ Mostly stable
12:00
4 °C
-2 °C
37 km/h
54 km/h
1026 mb
92.2%
2,104 m
173 m
Apr, 29 12:00 @ Mostly stable
15:00
4 °C
-2 °C
35 km/h
55 km/h
1026 mb
92.3%
2,239 m
154 m
Apr, 29 15:00 @ Stable
18:00
5 °C
-1 °C
35 km/h
52 km/h
1025 mb
91.3%
2,382 m
136 m
Apr, 29 18:00 @ Mostly stable
21:00
5 °C
-1 °C
28 km/h
44 km/h
1025 mb
91.2%
2,402 m
124 m
Apr, 29 21:00 @ Mostly stable
30 Apr will be cool and the weather will be stable, thunderstorms not likely.
There is a 65% probability of light rainfall.
The sky will be overcast:
77% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
73% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
71% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 5 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 1026 mb. Relative humidity will be very high.
Tuesday
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
4 °C
1 °C
17 km/h
21 km/h
1025 mb
94.8%
2,610 m
58 m
Apr, 30 00:00 @ Mostly stable
03:00
4 °C
2 °C
12 km/h
12 km/h
1025 mb
97.3%
2,337 m
19 m
Apr, 30 03:00 @ Mostly stable
06:00
0.3 54%
4 °C
-1 °C
23 km/h
30 km/h
1026 mb
99.0%
2,358 m
91 m
Apr, 30 06:00 @ Mostly stable
09:00
1.2 65%
4 °C
0 °C
16 km/h
20 km/h
1026 mb
99.2%
2,245 m
55 m
Apr, 30 09:00 @ Stable
12:00
0.7 57%
4 °C
1 °C
15 km/h
16 km/h
1027 mb
98.8%
2,197 m
41 m
Apr, 30 12:00 @ Stable
15:00
0.7 41%
5 °C
6 °C
2 km/h
3 km/h
1027 mb
99.0%
2,191 m
12 m
Apr, 30 15:00 @ Stable
18:00
4 °C
3 °C
6 km/h
6 km/h
1027 mb
97.6%
2,279 m
28 m
Apr, 30 18:00 @ Stable
21:00
4 °C
3 °C
6 km/h
6 km/h
1027 mb
98.0%
2,315 m
49 m
Apr, 30 21:00 @ Stable
1 May will be cool and the weather will be very stable.
The sky will be mostly cloudy:
50% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
16% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
60% 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 gentle breeze, fog will form, and the mean air pressure will be 1028 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
4 °C
2 °C
8 km/h
8 km/h
1028 mb
98.8%
2,349 m
54 m
May, 1 00:00 @ Stable
03:00
4 °C
1 °C
13 km/h
14 km/h
1028 mb
98.3%
2,356 m
59 m
May, 1 03:00 @ Very stable
06:00
3 °C
-1 °C
14 km/h
15 km/h
1028 mb
98.0%
2,411 m
116 m
May, 1 06:00 @ Very stable
09:00
3 °C
-1 °C
15 km/h
16 km/h
1029 mb
97.9%
2,460 m
126 m
May, 1 09:00 @ Very stable
12:00
3 °C
1 °C
11 km/h
12 km/h
1029 mb
95.9%
2,513 m
105 m
May, 1 12:00 @ Extremely stable
15:00
4 °C
2 °C
9 km/h
9 km/h
1029 mb
93.2%
2,541 m
44 m
May, 1 15:00 @ Extremely stable
18:00
5 °C
2 °C
15 km/h
16 km/h
1028 mb
84.5%
2,557 m
43 m
May, 1 18:00 @ Extremely stable
21:00
5 °C
2 °C
19 km/h
26 km/h
1028 mb
82.2%
2,518 m
79 m
May, 1 21:00 @ Extremely stable
2 May will be cool and the weather will be .
The sky will be :
286% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
341% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
31% 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 moderate breeze, and the mean air pressure will be 8224 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
5 °C
0 °C
21 km/h
33 km/h
1028 mb
82.4%
2,466 m
97 m
May, 2 00:00 @ Extremely stable
03:00
4 °C
1 °C
17 km/h
21 km/h
1028 mb
86.8%
2,410 m
56 m
May, 2 03:00 @ Very stable
06:00
4 °C
1 °C
15 km/h
15 km/h
1029 mb
89.7%
2,315 m
35 m
May, 2 06:00 @ Very stable
09:00
4 °C
1 °C
14 km/h
15 km/h
1029 mb
89.9%
2,297 m
37 m
May, 2 09:00 @ Very stable
12:00
5 °C
2 °C
12 km/h
13 km/h
1029 mb
90.1%
2,328 m
35 m
May, 2 12:00 @ Extremely stable
15:00
5 °C
2 °C
12 km/h
12 km/h
1029 mb
89.5%
2,384 m
34 m
May, 2 15:00 @ Extremely stable
18:00
5 °C
3 °C
9 km/h
9 km/h
1028 mb
86.9%
2,324 m
19 m
May, 2 18:00 @ Extremely stable
21:00
5 °C
3 °C
9 km/h
9 km/h
1028 mb
83.0%
2,229 m
12 m
May, 2 21:00 @ Extremely stable
3 May will be cool and the weather will be .
The sky will be overcast:
13% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
8% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
93% 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 5 degrees Celsius. The wind will be a light breeze, and the mean air pressure will be 1027 mb. Relative humidity will be very high.
Friday
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
3 °C
10 km/h
10 km/h
1028 mb
80.8%
2,097 m
11 m
May, 3 00:00 @ Very stable
Mariehamn
22:24 
