Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 30

Waning Gibbous 96%

20:28

09:44

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 OK
23 OK
00 Good

Sun - Rise: 06:09, Set: 20:59, Transit: 13:34. Moon - Rise: 20:28, Set: 09:44. Civil Dark: 21:55 - 05:13. Nautical Dark: 23:16 - 03:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
97
99
100
88
83
64
93
93
84
94
94
84
72
54
55
63
58
41
30
35
32
21
11

Low Clouds (% Sky Obscured)

83
89
87
87
88
83
60
74
66
60
75
77
56
54
40
37
32
24
22
13
6
1
1
1

Medium Clouds (% Sky Obscured)

95
96
92
67
31
29
23
49
68
57
90
84
62
53
18
23
32
30
24
16
17
19
11
3

High Clouds (% Sky Obscured)

34
3
0
0
0
0
0
0
0
2
3
5
3
3
5
6
33
35
10
2
11
11
3
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

54
44
45
58
48
41
27
22
20
20
10
11
17
16
13
18
16
12
1
2
4
4
2
1

Precipitation Amount (mm)

0
0.3
0.7
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
4
4
5
6
6
7
7
6
5
4
4
3
4
4
3
2
2
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
8
8
8
9
9
10
10
10
10
11
11
11
11
10
9
9
9
8

Feels Like (°C)

6
6
6
5
5
5
5
6
6
6
7
8
8
9
9
9
9
9
9
10
8
8
8
7

Dew Point (°C)

4
4
4
3
4
4
4
4
4
5
5
5
5
6
6
5
5
5
5
5
5
5
5
4

Relative Humidity (%)

73
73
73
73
74
74
75
75
74
74
73
72
73
72
72
69
68
67
68
72
74
75
75
74

Pressure (mb)

1010
1010
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007

Ozone (du)

340
340
338
334
332
333
335
335
334
334
337
338
338
338
338
337
337
336
336
336
337
334
332
332

Monday 31

Waning Gibbous 90%

20:16

11:32

01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 Good
16 Good
17 Good
18 Good
19 Good
20 OK
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:12, Set: 20:55, Transit: 13:34. Moon - Rise: 20:16, Set: 11:32. Civil Dark: 21:51 - 05:17. Nautical Dark: 23:10 - 03:58. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

39
41
21
20
24
26
26
27
26
26
31
19
23
21
5
6
8
8
7
20
52
63
71
67

Low Clouds (% Sky Obscured)

1
10
20
20
24
26
26
27
26
26
31
19
23
19
0
0
1
1
1
5
24
35
44
47

Medium Clouds (% Sky Obscured)

16
21
2
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
3
3
32
50
48

High Clouds (% Sky Obscured)

17
15
3
1
0
0
0
0
0
2
3
3
3
3
4
3
3
3
3
18
50
48
55
46

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

4
5
5
4
5
5
6
6
7
7
8
8
9
10
9
9
8
7
8
10
11
11
10
9

Chance of Frost

Temperature (°C)

8
8
8
7
7
7
7
7
8
9
9
10
10
10
10
10
10
10
10
10
9
9
9
8

Feels Like (°C)

7
7
7
6
6
6
6
6
7
7
7
8
8
8
8
8
8
8
8
7
6
5
4
4

Dew Point (°C)

4
4
4
3
3
3
3
3
3
3
3
3
3
4
4
5
5
5
5
5
5
5
4
4

Relative Humidity (%)

75
75
75
75
75
77
75
73
70
67
64
63
63
65
65
67
67
67
67
72
74
74
74
74

Pressure (mb)

1006
1006
1006
1006
1006
1006
1007
1007
1007
1007
1008
1008
1008
1009
1009
1009
1009
1009
1010
1010
1011
1011
1011
1011

Ozone (du)

332
333
334
334
334
334
334
333
332
333
332
332
332
332
330
329
327
322
318
319
320
320
319
319

Tuesday 1

Waning Gibbous 83%

20:01

13:29

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:15, Set: 20:51, Transit: 13:33. Moon - Rise: 20:01, Set: 13:29. Civil Dark: 21:46 - 05:20. Nautical Dark: 23:04 - 04:03. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

86
83
71
85
83
94
100
100
100
98
84
51
62
87
87
89
89
93
96
100
100
100
100
97

Low Clouds (% Sky Obscured)

56
47
52
55
48
51
55
54
54
47
50
45
38
83
83
88
88
70
52
34
23
11
0
7

Medium Clouds (% Sky Obscured)

73
69
40
46
64
73
96
100
98
70
38
32
5
5
42
45
21
45
86
84
82
86
90
89

High Clouds (% Sky Obscured)

30
28
16
39
63
65
99
100
96
91
81
51
62
55
31
35
46
58
80
100
100
82
100
90

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
2
3
6
21
25
7
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
1
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
8
8
8
9
8
8
8
8
7
7
7
7
7
6
7
7
6
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

8
8
8
8
7
7
7
8
8
8
9
9
9
10
10
10
10
10
10
10
10
9
9
9

Feels Like (°C)

5
5
4
5
4
4
4
4
4
5
6
6
6
7
8
7
7
7
7
7
7
7
7
6

Dew Point (°C)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
5
5
4
3

Relative Humidity (%)

75
78
78
79
79
79
78
77
74
73
70
69
69
68
68
67
68
67
68
71
70
72
70
69

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1011
1011

Ozone (du)

319
320
321
322
321
320
320
321
320
321
322
323
324
325
324
324
326
328
330
333
335
335
334
331

Wednesday 2

Waning Gibbous 73%

19:37

15:44

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:18, Set: 20:48, Transit: 13:33. Moon - Rise: 19:37, Set: 15:44. Civil Dark: 21:42 - 05:24. Nautical Dark: 22:58 - 04:08. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
91
91
90
90
94
97
100
99
98
97
91
83
75
77
78
81
87
94
100
100
100
100
100

Low Clouds (% Sky Obscured)

15
22
15
7
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6

Medium Clouds (% Sky Obscured)

88
88
90
90
90
94
97
100
95
90
87
86
83
75
77
78
81
87
90
84
45
28
79
58

High Clouds (% Sky Obscured)

80
62
58
54
50
65
79
93
90
89
87
63
37
13
21
33
46
64
80
100
100
100
100
94

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
6
6
6
5
5
5
5
6
6
7
7
7
8
8
8
9
9
9
10
13
13
12
11

Chance of Frost

Temperature (°C)

9
9
9
9
8
8
9
9
9
9
10
10
10
10
10
10
10
11
10
10
9
8
8
8

Feels Like (°C)

6
6
6
6
6
6
6
6
6
6
6
6
7
7
7
7
7
7
7
6
3
2
2
2

Dew Point (°C)

3
3
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
6
5
5
5
4
4
4

Relative Humidity (%)

65
67
72
74
74
74
73
73
72
69
69
68
68
68
69
68
69
71
71
73
74
74
75
77

Pressure (mb)

1011
1010
1010
1010
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005

Ozone (du)

330
330
329
328
327
326
325
324
323
322
322
322
322
322
322
323
322
321
320
320
321
321
322
322

Thursday 3

Waning Gibbous 62%

No Rise

No Set

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:21, Set: 20:44, Transit: 13:33. Moon - Rise: No Rise, Set: No Set. Civil Dark: 21:38 - 05:27. Nautical Dark: 22:53 - 04:13. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
97
94
93
96
97
98
100
98
100
100
97
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

12
17
22
26
31
25
20
15
20
28
32
44
53
65
70
72
75
78
81
84
74
63
53
57

Medium Clouds (% Sky Obscured)

49
40
35
23
36
33
33
38
43
42
41
41
30
30
20
20
20
16
12
23
23
29
38
53

High Clouds (% Sky Obscured)

100
100
100
95
92
89
88
87
82
87
87
88
89
85
70
51
28
4
6
7
6
6
15
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
4
4
2
20
26
28
40
49
54
49
46
44
41

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0
0
0

Wind Speed/Direction (mph)

11
12
13
13
13
13
14
13
12
11
11
13
12
12
11
12
12
12
12
12
11
11
11
11

Chance of Frost

Temperature (°C)

7
7
7
6
6
6
6
7
7
7
8
8
9
9
9
9
9
9
9
9
8
8
8
8

Feels Like (°C)

2
2
1
0
1
2
1
2
2
4
5
6
6
6
6
6
6
6
4
4
3
4
4
4

Dew Point (°C)

4
4
3
3
3
3
3
3
3
3
3
3
3
3
4
4
4
3
4
4
3
3
3
3

Relative Humidity (%)

78
78
79
78
78
78
78
76
75
73
68
68
68
68
69
69
69
68
70
70
70
70
69
68

Pressure (mb)

1005
1004
1004
1004
1004
1004
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1007
1007
1007
1007

Ozone (du)

322
322
322
323
324
326
328
330
333
335
339
338
336
334
333
332
331
331
330
328
327
327
328
328

Friday 4

Third Quarter 50%

No Rise

No Set

01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:24, Set: 20:40, Transit: 13:32. Moon - Rise: No Rise, Set: No Set. Civil Dark: 21:34 - 05:31. Nautical Dark: 22:47 - 04:17. Astro Dark: N/A - 02:01

Total Clouds (% Sky Obscured)

100
99
100
100
100
100
100
99
99
99
98
98
97
97
97
97
96
97
97
98
98
99
100
100

Low Clouds (% Sky Obscured)

61
66
67
69
71
74
76
79
70
60
51
57
63
69
66
62
59
55
52
48
44
39
34
43

Medium Clouds (% Sky Obscured)

69
80
86
93
99
92
81
69
78
88
98
98
97
97
92
89
82
88
94
98
75
49
24
17

High Clouds (% Sky Obscured)

10
8
35
64
96
86
74
60
59
58
57
63
70
72
71
70
51
21
20
19
17
23
10
9

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
7
5
3
4
4
4
4
4
5
5
5
5
5
5
5

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

37
26
27
30
33
28
24
25
23
20
15
21
24
21
33
40
44
52
52
53
55
57
56
53

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.2
0.3
0.3
0.2
0.2

Wind Speed/Direction (mph)

11
11
11
10
9
9
8
7
6
5
4
5
4
4
4
5
5
5
5
5
6
6
6
7

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
8
8
8
9
9
9
9
10
10
10
10
10
10
10
9
9
8
8

Feels Like (°C)

3
3
4
4
3
4
4
4
4
4
5
5
7
8
9
8
8
8
7
7
7
7
6
6

Dew Point (°C)

3
3
3
3
3
3
3
3
2
3
4
4
5
6
7
7
8
8
8
8
8
8
7
7

Relative Humidity (%)

68
69
69
70
70
71
69
68
65
69
70
72
74
77
78
81
84
87
88
90
91
91
93
93

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

327
327
326
326
326
326
327
327
328
328
328
328
331
333
336
338
340
342
341
341
341
341
341
341

Saturday 5

Waning Crescent 39%

No Rise

No Set

Sun - Rise: 06:27, Set: 20:37, Transit: 13:32. Moon - Rise: No Rise, Set: No Set. Civil Dark: 21:30 - 05:34. Nautical Dark: 22:42 - 04:22. Astro Dark: 00:44 - 02:20

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Búðir, Snæfellsbær, Republic of Iceland (64.95,-23.49)

Generated: 30/08/26 01:32:49. Forecast: 30/08/26 to 05/09/26. Timezone: UTC+0.00