Sat
Apr 27
Stable
~2
l/m2
59%
1-2 cm snow
33 / 44 km/h
Sat Apr 27
Sun
Apr 28
Stable
~3
l/m2
55%
Tue
Apr 30
Very stable
~0.2
l/m2
15%
Wed
May 1
Very stable
~3
l/m2
69%
1-2 cm snow
20 / 24 km/h
Wed May 1
Thu
May 2
Very stable
~15
l/m2
89%
2-6 cm snow
37 / 45 km/h
Thu May 2
Fri
May 3
Extremely stable
~1
l/m2
39%
27 Apr will be cool and the weather will be stable, thunderstorms not likely.
There is a 59% probability of light sleet and snowfall, light snowfall and showers.
The sky will be overcast:
14% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
98% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
17% convective clouds (Cumulonimbus)
The highest temperature will reach 2 degrees Celsius, while the the lowest temperature will drop to -1 degrees Celsius. The wind will be a fresh 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
15:00
0.3 51%
33%
1 °C
-6 °C
33 km/h 
44 km/h
1014 mb
92.2%
680 m
519 m
Apr, 27 15:00 @ Stable
18:00
1.2 59%
56%
1 °C
-6 °C
33 km/h
39 km/h
1015 mb
87.1%
700 m
656 m
Apr, 27 18:00 @ Stable
21:00
0.2 39%
37%
0 °C
-7 °C
31 km/h
37 km/h
1016 mb
85.7%
572 m
566 m
Apr, 27 21:00 @ Stable
28 Apr will be cool and the weather will be stable, thunderstorms not likely.
There is a 55% probability of light rainfall, light sleet and snowfall and showers.
The sky will be mostly cloudy:
3% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
27% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
68% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
12% convective clouds (Cumulonimbus)
The highest temperature will reach 3 degrees Celsius, while the the lowest temperature will drop to -2 degrees Celsius. The wind will be a fresh breeze, fog will form, and the mean air pressure will be 1017 mb. Relative humidity will be very high.
Sunday
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
0.7 55%
13%
0 °C
-7 °C
30 km/h
31 km/h
1017 mb
85.0%
606 m
589 m
Apr, 28 00:00 @ Stable
03:00
-1 °C
-8 °C
25 km/h
27 km/h
1017 mb
75.1%
476 m
272 m
Apr, 28 03:00 @ Stable
06:00
0 °C
-7 °C
29 km/h
30 km/h
1017 mb
80.1%
524 m
429 m
Apr, 28 06:00 @ Stable
09:00
0.2 30%
32%
1 °C
-6 °C
31 km/h
32 km/h
1017 mb
86.8%
705 m
641 m
Apr, 28 09:00 @ Stable
12:00
0.5 48%
50%
2 °C
-5 °C
34 km/h
36 km/h
1017 mb
82.3%
800 m
869 m
Apr, 28 12:00 @ Stable
15:00
0.4 54%
90%
2 °C
-5 °C
34 km/h 
39 km/h
1017 mb
81.9%
823 m
809 m
Apr, 28 15:00 @ Stable
18:00
0.7 41%
82%
2 °C
-5 °C
30 km/h
35 km/h
1016 mb
77.7%
815 m
568 m
Apr, 28 18:00 @ Stable
21:00
-2 °C
-9 °C
29 km/h
40 km/h
1018 mb
88.9%
345 m
253 m
Apr, 28 21:00 @ Stable
29 Apr will be cool and the weather will be very stable.
The sky will be mostly cloudy:
57% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
75% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
25% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
1% 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 moderate breeze, fog will form, and the mean air pressure will be 1015 mb. Relative humidity will be 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
-1 °C
-8 °C
23 km/h
31 km/h
1017 mb
91.5%
425 m
271 m
Apr, 29 00:00 @ Stable
03:00
-3 °C
-9 °C
20 km/h
25 km/h
1016 mb
81.9%
190 m
172 m
Apr, 29 03:00 @ Stable
06:00
-2 °C
-8 °C
15 km/h
17 km/h
1015 mb
76.4%
233 m
217 m
Apr, 29 06:00 @ Very stable
09:00
0 °C
-4 °C
11 km/h
16 km/h
1015 mb
69.8%
603 m
456 m
Apr, 29 09:00 @ Very stable
12:00
1 °C
-2 °C
10 km/h
16 km/h
1014 mb
63.2%
724 m
765 m
Apr, 29 12:00 @ Very stable
15:00
2 °C
-2 °C
10 km/h 
15 km/h
1014 mb
63.0%
770 m
812 m
Apr, 29 15:00 @ Very stable
18:00
2 °C
-3 °C
15 km/h
18 km/h
1014 mb
63.1%
782 m
553 m
Apr, 29 18:00 @ Very stable
21:00
0 °C
-7 °C
23 km/h
28 km/h
1015 mb
68.8%
554 m
286 m
Apr, 29 21:00 @ Very stable
30 Apr will be cool and the weather will be very stable.
There is a 15% probability of light rainfall.
The sky will be cloudy:
11% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
35% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
41% 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 -2 degrees Celsius. The wind will be a fresh breeze, and the mean air pressure will be 1014 mb. Relative humidity will be 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
0 °C
-7 °C
28 km/h
32 km/h
1015 mb
68.3%
649 m
273 m
Apr, 30 00:00 @ Very stable
03:00
-2 °C
-9 °C
32 km/h
35 km/h
1014 mb
67.2%
466 m
230 m
Apr, 30 03:00 @ Very stable
06:00
-1 °C
-8 °C
33 km/h
37 km/h
1014 mb
66.5%
669 m
284 m
Apr, 30 06:00 @ Very stable
09:00
1 °C
-6 °C
32 km/h
35 km/h
1014 mb
64.0%
792 m
457 m
Apr, 30 09:00 @ Very stable
12:00
2 °C
-4 °C
29 km/h
30 km/h
1014 mb
66.1%
834 m
415 m
Apr, 30 12:00 @ Stable
15:00
3 °C
-2 °C
22 km/h
24 km/h
1015 mb
70.3%
909 m
457 m
Apr, 30 15:00 @ Very stable
18:00
0.2 15%
2 °C
-3 °C
23 km/h
26 km/h
1016 mb
70.8%
871 m
387 m
Apr, 30 18:00 @ Very stable
21:00
-1 °C
-6 °C
16 km/h
17 km/h
1018 mb
75.1%
487 m
156 m
Apr, 30 21:00 @ Very stable
1 May will be cool and the weather will be very stable.
There is a 69% probability of light rainfall, light sleet and snowfall.
The sky will be overcast:
44% high clouds (above 6,000 meters: Cirrus, Cirrus uncinus, Cirrostratus, Cirrocumulus)
49% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
87% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
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 1017 mb. Relative humidity will be very high.
Wednesday
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
-7 °C
17 km/h
23 km/h
1019 mb
72.9%
391 m
176 m
May, 1 00:00 @ Very stable
03:00
-2 °C
-7 °C
11 km/h
12 km/h
1019 mb
76.2%
276 m
137 m
May, 1 03:00 @ Very stable
06:00
-1 °C
-6 °C
13 km/h
17 km/h
1018 mb
76.8%
451 m
205 m
May, 1 06:00 @ Very stable
09:00
1 °C
-4 °C
13 km/h
18 km/h
1018 mb
78.7%
662 m
341 m
May, 1 09:00 @ Very stable
12:00
1 °C
-3 °C
13 km/h
16 km/h
1018 mb
87.9%
704 m
366 m
May, 1 12:00 @ Very stable
15:00
2 °C
-2 °C
12 km/h
14 km/h
1017 mb
88.6%
802 m
297 m
May, 1 15:00 @ Very stable
18:00
0.4 52%
1 °C
-3 °C
13 km/h
13 km/h
1016 mb
93.4%
779 m
250 m
May, 1 18:00 @ Very stable
21:00
2.1 69%
1 °C
-5 °C
20 km/h
24 km/h
1015 mb
97.3%
763 m
314 m
May, 1 21:00 @ Very stable
2 May will be cool and the weather will be very stable.
There is a 89% probability of moderate rainfall, moderate sleet and snowfall.
The sky will be partly cloudy:
23% middle clouds (from 2,000 to 6,000 meters: Altostratus, Altocumulus)
49% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
3% 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 fresh breeze, fog will form, and the mean air pressure will be 1015 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
5.5 89%
1 °C
-4 °C
19 km/h
21 km/h
1014 mb
97.5%
811 m
269 m
May, 2 00:00 @ Stable
03:00
3.7 79%
1 °C
-4 °C
18 km/h
23 km/h
1013 mb
98.5%
855 m
290 m
May, 2 03:00 @ Stable
06:00
5.3 77%
2%
2 °C
-4 °C
24 km/h 
27 km/h
1013 mb
94.4%
850 m
491 m
May, 2 06:00 @ Stable
09:00
2 °C
-4 °C
21 km/h 
23 km/h
1015 mb
89.8%
827 m
351 m
May, 2 09:00 @ Stable
12:00
2 °C
-4 °C
36 km/h
44 km/h
1015 mb
79.3%
830 m
694 m
May, 2 12:00 @ Very stable
15:00
2 °C
-4 °C
37 km/h
45 km/h
1016 mb
74.1%
850 m
731 m
May, 2 15:00 @ Very stable
18:00
3 °C
-3 °C
35 km/h
42 km/h
1016 mb
64.3%
944 m
493 m
May, 2 18:00 @ Extremely stable
21:00
0 °C
-6 °C
24 km/h
25 km/h
1019 mb
70.9%
574 m
236 m
May, 2 21:00 @ Extremely stable
3 May will be cool and the weather will be very stable.
There is a 39% probability of light sleet and snowfall and showers.
The sky will be partly cloudy:
44% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
8% 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 fresh breeze, fog will form, and the mean air pressure will be 1016 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 °C
-6 °C
19 km/h
21 km/h
1019 mb
87.3%
552 m
236 m
May, 3 00:00 @ Extremely stable
03:00
0 °C
-4 °C
11 km/h
17 km/h
1018 mb
87.2%
621 m
258 m
May, 3 03:00 @ Extremely stable
06:00
0.5 39%
64%
1 °C
-4 °C
14 km/h
22 km/h
1017 mb
86.5%
671 m
542 m
May, 3 06:00 @ Extremely stable
09:00
1 °C
-4 °C
20 km/h
20 km/h
1016 mb
73.7%
694 m
499 m
May, 3 09:00 @ Extremely stable
12:00
2 °C
-3 °C
27 km/h
31 km/h
1016 mb
73.0%
834 m
932 m
May, 3 12:00 @ Extremely stable
15:00
3 °C
-3 °C
32 km/h
40 km/h
1015 mb
74.3%
920 m
800 m
May, 3 15:00 @ Extremely stable
18:00
2 °C
-3 °C
20 km/h
26 km/h
1015 mb
60.1%
838 m
736 m
May, 3 18:00 @ Extremely stable
21:00
-1 °C
-7 °C
23 km/h 
25 km/h
1017 mb
70.8%
478 m
377 m
May, 3 21:00 @ Extremely stable
4 May will be cool and the weather will be .
The sky will be :
269% low clouds (below 2,000 meters: Cumulus, Stratocumulus, Stratus, Fractostratus)
The highest temperature will reach 1 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 8159 mb. Relative humidity will be .
Saturday
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
-8 °C
16 km/h
20 km/h
1019 mb
78.0%
262 m
175 m
May, 4 00:00 @ Extremely stable
03:00
-3 °C
-9 °C
18 km/h
20 km/h
1019 mb
74.6%
270 m
107 m
May, 4 03:00 @ Extremely stable
06:00
-3 °C
-8 °C
15 km/h
16 km/h
1019 mb
70.3%
295 m
98 m
May, 4 06:00 @ Extremely stable
09:00
0 °C
-3 °C
9 km/h
15 km/h
1020 mb
57.5%
589 m
365 m
May, 4 09:00 @ Extremely stable
12:00
1 °C
-5 °C
21 km/h
32 km/h
1020 mb
61.0%
653 m
790 m
May, 4 12:00 @ Extremely stable
15:00
0 °C
-5 °C
15 km/h
22 km/h
1021 mb
70.4%
549 m
608 m
May, 4 15:00 @ Extremely stable
18:00
0 °C
-3 °C
7 km/h
8 km/h
1022 mb
68.6%
509 m
524 m
May, 4 18:00 @ Extremely stable
21:00
-3 °C
-7 °C
9 km/h
12 km/h
1023 mb
72.7%
237 m
383 m
May, 4 21:00 @ Extremely stable
Jökulsárlón
05:19 
