Sat
Apr 27
Stable
~1
l/m2
52%
Tue
Apr 30
Extremely stable
Wed
May 1
Extremely stable
Thu
May 2
Stable
~6
l/m2
67%
Fri
May 3
Stable
~9
l/m2
71%
5-9 cm snow
15 / 16 km/h
Fri May 3
27 Apr will be cool and the weather will be very stable.
There is a 52% probability of light sleet and snowfall.
The sky will be mostly cloudy:
4% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
4% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
88% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
3% convective clouds (Cumulonimbus)
The highest temperature will reach 1 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 1018 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
15:00
0.4 52%
20%
1 °C
-3 °C
13 km/h 
15 km/h
1019 mb
97.6%
477 m
212 m
Apr, 27 15:00 @ Stable
18:00
0.6 52%
14%
1 °C
-3 °C
12 km/h 
13 km/h
1019 mb
97.7%
525 m
200 m
Apr, 27 18:00 @ Stable
21:00
1 °C
-3 °C
11 km/h
13 km/h
1019 mb
87.5%
526 m
360 m
Apr, 27 21:00 @ Stable
28 Apr will be cool and the weather will be very stable.
The sky will be partly cloudy:
20% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
48% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
11% 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 -1 degrees Celsius. The wind will be a gentle breeze, and the mean air pressure will be 1017 mb. Relative humidity will be 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
0 °C
-4 °C
11 km/h
11 km/h
1019 mb
92.8%
394 m
68 m
Apr, 28 00:00 @ Stable
03:00
0 °C
-4 °C
11 km/h 
12 km/h
1018 mb
92.6%
409 m
77 m
Apr, 28 03:00 @ Stable
06:00
0 °C
-4 °C
10 km/h
11 km/h
1018 mb
84.0%
445 m
48 m
Apr, 28 06:00 @ Very stable
09:00
2 °C
0 °C
7 km/h
8 km/h
1018 mb
69.3%
767 m
233 m
Apr, 28 09:00 @ Very stable
12:00
4 °C
3 °C
6 km/h
8 km/h
1017 mb
65.9%
820 m
522 m
Apr, 28 12:00 @ Stable
15:00
5 °C
4 °C
5 km/h
7 km/h
1016 mb
61.2%
929 m
744 m
Apr, 28 15:00 @ Stable
18:00
5 °C
4 °C
5 km/h
5 km/h
1016 mb
61.0%
974 m
799 m
Apr, 28 18:00 @ Stable
21:00
3 °C
3 °C
5 km/h
5 km/h
1016 mb
73.8%
945 m
28 m
Apr, 28 21:00 @ Stable
29 Apr will be cool and the weather will be very stable.
The sky will be cloudy:
18% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
33% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
51% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
1% convective clouds (Cumulonimbus)
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 1017 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
2 °C
0 °C
5 km/h
6 km/h
1016 mb
80.7%
882 m
20 m
Apr, 29 00:00 @ Stable
03:00
1 °C
-1 °C
6 km/h
6 km/h
1016 mb
85.9%
716 m
21 m
Apr, 29 03:00 @ Stable
06:00
0 °C
-3 °C
8 km/h
8 km/h
1017 mb
91.1%
492 m
68 m
Apr, 29 06:00 @ Stable
09:00
1 °C
-2 °C
10 km/h
10 km/h
1017 mb
83.6%
517 m
403 m
Apr, 29 09:00 @ Very stable
12:00
2 °C
-2 °C
10 km/h
10 km/h
1018 mb
72.7%
554 m
676 m
Apr, 29 12:00 @ Extremely stable
15:00
2 °C
-1 °C
11 km/h
12 km/h
1018 mb
67.8%
583 m
899 m
Apr, 29 15:00 @ Extremely stable
18:00
1 °C
-2 °C
11 km/h
11 km/h
1018 mb
74.9%
515 m
678 m
Apr, 29 18:00 @ Extremely stable
21:00
0 °C
-4 °C
10 km/h
11 km/h
1019 mb
85.9%
412 m
417 m
Apr, 29 21:00 @ Extremely stable
30 Apr will be cool and the weather will be very stable.
The sky will be partly cloudy:
13% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
28% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
27% 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 gentle breeze, fog will form, and the mean air pressure will be 1019 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
0 °C
-4 °C
8 km/h
10 km/h
1020 mb
85.1%
354 m
318 m
Apr, 30 00:00 @ Extremely stable
03:00
-1 °C
-4 °C
8 km/h
8 km/h
1020 mb
87.9%
286 m
62 m
Apr, 30 03:00 @ Extremely stable
06:00
-1 °C
-4 °C
9 km/h
9 km/h
1020 mb
89.8%
336 m
131 m
Apr, 30 06:00 @ Extremely stable
09:00
1 °C
-2 °C
9 km/h
11 km/h
1020 mb
81.7%
515 m
397 m
Apr, 30 09:00 @ Extremely stable
12:00
3 °C
-1 °C
11 km/h
13 km/h
1019 mb
70.2%
640 m
774 m
Apr, 30 12:00 @ Extremely stable
15:00
3 °C
0 °C
12 km/h
13 km/h
1019 mb
66.2%
670 m
819 m
Apr, 30 15:00 @ Extremely stable
18:00
3 °C
0 °C
9 km/h
9 km/h
1018 mb
66.2%
670 m
748 m
Apr, 30 18:00 @ Extremely stable
21:00
2 °C
-1 °C
8 km/h
8 km/h
1018 mb
74.7%
616 m
294 m
Apr, 30 21:00 @ Extremely stable
1 May will be cool and the weather will be very stable.
The sky will be cloudy:
29% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
61% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
32% 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 0 degrees Celsius. The wind will be a light breeze, and the mean air pressure will be 1015 mb. Relative humidity will be 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
0 °C
-2 °C
6 km/h
7 km/h
1017 mb
84.9%
516 m
49 m
May, 1 00:00 @ Extremely stable
03:00
0 °C
-2 °C
6 km/h 
7 km/h
1017 mb
78.2%
602 m
29 m
May, 1 03:00 @ Extremely stable
06:00
1 °C
-1 °C
4 km/h 
4 km/h
1016 mb
78.3%
542 m
33 m
May, 1 06:00 @ Extremely stable
09:00
2 °C
2 °C
3 km/h 
5 km/h
1016 mb
69.9%
617 m
468 m
May, 1 09:00 @ Extremely stable
12:00
4 °C
4 °C
3 km/h
7 km/h
1015 mb
58.5%
816 m
910 m
May, 1 12:00 @ Extremely stable
15:00
5 °C
4 °C
6 km/h
8 km/h
1014 mb
55.6%
937 m
1,041 m
May, 1 15:00 @ Very stable
18:00
5 °C
4 °C
7 km/h
8 km/h
1014 mb
57.2%
976 m
900 m
May, 1 18:00 @ Very stable
21:00
4 °C
3 °C
7 km/h
7 km/h
1014 mb
63.9%
986 m
215 m
May, 1 21:00 @ Very stable
2 May will be cool and the weather will be stable, thunderstorms not likely.
There is a 67% probability of light rainfall and showers.
The sky will be overcast:
54% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
92% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
10% convective clouds (Cumulonimbus)
The highest temperature will reach 4 degrees Celsius, while the the lowest temperature will drop to 1 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 1012 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
00:00
3 °C
2 °C
7 km/h
7 km/h
1013 mb
70.6%
983 m
47 m
May, 2 00:00 @ Stable
03:00
3 °C
1 °C
7 km/h
7 km/h
1012 mb
74.0%
958 m
38 m
May, 2 03:00 @ Stable
06:00
2 °C
1 °C
6 km/h
7 km/h
1011 mb
84.8%
753 m
90 m
May, 2 06:00 @ Mostly stable
09:00
1.1 64%
2 °C
-1 °C
7 km/h
7 km/h
1012 mb
98.2%
596 m
249 m
May, 2 09:00 @ Mostly stable
12:00
1.6 67%
5%
2 °C
0 °C
7 km/h
9 km/h
1012 mb
97.0%
663 m
315 m
May, 2 12:00 @ Mostly stable
15:00
0.8 50%
20%
2 °C
-1 °C
11 km/h
17 km/h
1013 mb
89.1%
636 m
492 m
May, 2 15:00 @ Stable
18:00
1.4 56%
37%
2 °C
-2 °C
14 km/h
28 km/h
1014 mb
75.6%
633 m
987 m
May, 2 18:00 @ Stable
21:00
0.3 42%
50%
2 °C
-2 °C
11 km/h
30 km/h
1016 mb
76.5%
603 m
1,101 m
May, 2 21:00 @ Stable
3 May will be cool and the weather will be very stable.
There is a 71% probability of light sleet and snowfall, moderate snowfall and showers.
The sky will be mostly cloudy:
31% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
82% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
12% convective clouds (Cumulonimbus)
The highest temperature will reach 2 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 1015 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
0.5 35%
66%
0 °C
-4 °C
9 km/h
10 km/h
1016 mb
79.1%
425 m
62 m
May, 3 00:00 @ Very stable
03:00
0 °C
-4 °C
10 km/h 
11 km/h
1015 mb
79.0%
415 m
58 m
May, 3 03:00 @ Very stable
06:00
0.2 27%
90%
0 °C
-2 °C
7 km/h
8 km/h
1015 mb
80.7%
507 m
72 m
May, 3 06:00 @ Very stable
09:00
2 °C
3 °C
2 km/h
6 km/h
1014 mb
67.5%
567 m
604 m
May, 3 09:00 @ Stable
12:00
1 64%
9%
0 °C
-2 °C
8 km/h
8 km/h
1014 mb
96.5%
429 m
246 m
May, 3 12:00 @ Stable
15:00
3.4 71%
5%
-2 °C
-7 °C
15 km/h
16 km/h
1016 mb
94.4%
155 m
382 m
May, 3 15:00 @ Stable
18:00
4.2 69%
7%
-2 °C
-7 °C
13 km/h
14 km/h
1017 mb
86.6%
102 m
529 m
May, 3 18:00 @ Stable
21:00
-2 °C
-6 °C
7 km/h 
8 km/h
1019 mb
82.7%
25 m
324 m
May, 3 21:00 @ Very stable
4 May will be cold and the weather will be .
There is a 85% probability of moderate snowfall and showers.
The sky will be :
294% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
787% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
249% convective clouds (Cumulonimbus)
The highest temperature will reach -2 degrees Celsius, while the the lowest temperature will drop to -5 degrees Celsius. The wind will be a gentle breeze, fog will form, and the mean air pressure will be 8187 mb. Relative humidity will be .
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
0.4 55%
23%
-3 °C
-7 °C
10 km/h
12 km/h
1020 mb
95.1%
6 m
304 m
May, 4 00:00 @ Very stable
03:00
1.4 61%
13%
-4 °C
-8 °C
11 km/h
15 km/h
1022 mb
95.4%
0 m
412 m
May, 4 03:00 @ Very stable
06:00
4.2 82%
7%
-3 °C
-8 °C
11 km/h
15 km/h
1022 mb
96.8%
0 m
379 m
May, 4 06:00 @ Extremely stable
09:00
2.6 70%
14%
-3 °C
-8 °C
11 km/h
13 km/h
1024 mb
94.5%
0 m
497 m
May, 4 09:00 @ Extremely stable
12:00
4.8 85%
22%
-3 °C
-9 °C
17 km/h
17 km/h
1024 mb
95.5%
2 m
595 m
May, 4 12:00 @ Extremely stable
15:00
1.3 64%
22%
-4 °C
-10 °C
16 km/h
16 km/h
1025 mb
93.7%
0 m
588 m
May, 4 15:00 @ Extremely stable
18:00
2.3 70%
25%
-4 °C
-10 °C
13 km/h
13 km/h
1026 mb
94.2%
0 m
481 m
May, 4 18:00 @ Extremely stable
21:00
0.7 61%
26%
-5 °C
-9 °C
10 km/h
11 km/h
1027 mb
95.0%
0 m
325 m
May, 4 21:00 @ Extremely stable
Karlsstaðir
18:37 
