Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 29

First Quarter 48%

No Rise

No Set

16 Bad
17 Bad
18 OK
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 07:43, Set: 19:07, Transit: 13:23. Moon - Rise: No Rise, Set: No Set. Civil Dark: 19:56 - 06:54. Nautical Dark: 20:54 - 05:56. Astro Dark: 21:58 - 04:53

Total Clouds (% Sky Obscured)

76
70
44
94
90
100
100
100
100
100
94
84
90
100
100
100
99
100
100
100
100
100
98
100

Low Clouds (% Sky Obscured)

71
46
44
56
58
48
75
80
88
96
81
72
64
48
77
93
77
77
77
60
62
59
54
53

Medium Clouds (% Sky Obscured)

0
0
44
87
79
100
100
78
82
79
45
16
83
100
100
100
99
98
100
90
85
88
79
85

High Clouds (% Sky Obscured)

0
0
0
0
0
20
24
30
100
70
1
75
77
100
100
28
1
87
100
99
26
26
1
4

ISS Passover

Visibility (miles)

4
9
9
9
9
9
9
9
9
9
9
9
9
6
1
1
1
1
1
2
4
4
4
8

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
20
26
32
32
44
45
33
36
33
42
73
95
95
95
95
95
95
90
72
95
66

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
1
1.2
1.2
1.2
1.2
0.5
0.2
0.9
0.4

Wind Speed/Direction (mph)

8
6
5
7
7
7
6
7
8
8
10
13
13
14
15
17
16
15
19
25
26
28
30
25

Chance of Frost

Temperature (°C)

12
11
11
11
10
10
11
11
10
10
10
10
10
10
9
9
10
10
10
10
10
10
10
10

Feels Like (°C)

9
9
9
9
7
7
8
7
7
7
7
6
6
6
5
5
4
4
3
2
2
2
1
-2

Dew Point (°C)

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

Relative Humidity (%)

92
87
86
85
85
84
84
84
84
85
85
84
84
85
91
93
93
91
90
88
88
85
80
80

Pressure (mb)

992
993
993
993
994
993
993
993
992
991
991
991
991
990
989
989
989
989
989
990
990
990
990
991

Ozone (du)

288
289
290
291
294
296
297
298
300
302
303
301
300
300
297
296
296
294
292
291
290
288
288
289

Tuesday 30

Waxing Gibbous 59%

No Rise

No Set

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 07:46, Set: 19:04, Transit: 13:23. Moon - Rise: No Rise, Set: No Set. Civil Dark: 19:52 - 06:57. Nautical Dark: 20:50 - 05:59. Astro Dark: 21:54 - 04:57

Total Clouds (% Sky Obscured)

100
92
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
94
86
97
100

Low Clouds (% Sky Obscured)

57
67
74
80
74
64
67
79
77
83
89
81
80
73
92
97
81
86
93
94
74
60
87
91

Medium Clouds (% Sky Obscured)

75
85
96
94
87
99
100
95
90
91
94
93
91
100
100
100
100
100
97
84
72
66
80
98

High Clouds (% Sky Obscured)

92
65
100
100
95
90
68
46
76
100
100
100
100
99
100
100
100
97
64
86
77
20
12
4

ISS Passover

Visibility (miles)

9
9
4
1
2
2
4
6
3
2
3
9
3
9
9
9
9
9
9
9
9
9
9
7

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

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

Precipitation Probability (%)

77
77
84
83
81
95
93
88
83
95
88
77
66
57
71
59
75
93
58
41
32
38
58
62

Precipitation Amount (mm)

0.5
0.5
0.5
0.5
0.4
0.6
0.6
0.6
0.5
0.6
0.5
0.4
0.2
0
0.3
0
0.3
0.8
0
0
0
0
0
0

Wind Speed/Direction (mph)

24
23
22
22
18
15
14
13
12
12
10
10
10
10
10
9
7
6
6
7
8
8
7
7

Chance of Frost

Temperature (°C)

10
10
10
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
11
10
10

Feels Like (°C)

0
0
3
4
5
5
5
5
5
5
6
5
4
5
5
6
5
6
6
7
7
7
8
8

Dew Point (°C)

7
7
8
8
8
8
8
8
8
8
8
8
8
7
7
7
7
7
7
8
7
7
8
9

Relative Humidity (%)

81
84
88
91
93
90
91
90
91
93
93
90
91
88
90
88
87
88
87
85
80
80
85
88

Pressure (mb)

991
991
991
991
991
991
990
989
989
988
987
985
984
984
983
983
982
982
982
982
982
982
982
982

Ozone (du)

288
289
289
288
289
290
291
292
292
294
295
294
292
294
295
297
299
299
300
301
300
300
300
300

Wednesday 1

Waxing Gibbous 69%

19:55

22:28

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 07:49, Set: 19:00, Transit: 13:23. Moon - Rise: 19:55, Set: 22:28. Civil Dark: 19:49 - 07:00. Nautical Dark: 20:46 - 06:02. Astro Dark: 21:49 - 05:00

Total Clouds (% Sky Obscured)

100
100
99
100
100
80
99
83
83
92
98
100
100
100
91
99
98
90
97
100
96
93
86
83

Low Clouds (% Sky Obscured)

100
77
81
72
90
72
82
56
76
80
90
84
93
91
76
78
75
52
51
44
42
41
39
51

Medium Clouds (% Sky Obscured)

85
76
90
88
100
45
99
76
81
82
93
94
93
96
71
92
85
74
90
96
88
80
71
57

High Clouds (% Sky Obscured)

3
50
46
100
100
23
1
0
5
1
0
2
0
0
0
0
0
0
0
0
0
0
0
7

ISS Passover

Visibility (miles)

9
9
4
3
1
7
9
9
9
9
9
8
8
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

87
75
78
94
93
63
50
36
31
34
41
47
41
48
51
59
57
55
47
50
45
53
48
63

Precipitation Amount (mm)

0.6
0.3
0.2
0.7
0.7
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

6
8
11
10
11
11
13
10
10
12
11
11
11
11
10
8
10
11
12
13
13
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
87
88
91
93
91
85
82
81
81
81
84
84
78
78
78
78
78
78
77
77
73
73
76

Pressure (mb)

983
983
984
984
985
986
987
988
988
989
989
989
989
990
990
991
992
992
993
993
993
994
994
994

Ozone (du)

301
300
298
298
298
299
298
295
293
293
293
293
292
292
293
293
294
293
292
291
291
291
293
295

Thursday 2

Waxing Gibbous 78%

19:16

00:53

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 07:52, Set: 18:56, Transit: 13:22. Moon - Rise: 19:16, Set: 00:53. Civil Dark: 19:45 - 07:03. Nautical Dark: 20:43 - 06:06. Astro Dark: 21:45 - 05:04

Total Clouds (% Sky Obscured)

77
79
83
92
100
95
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

63
74
65
61
54
44
40
31
47
63
79
74
67
63
69
77
82
81
67
72
66
66
40
28

Medium Clouds (% Sky Obscured)

44
31
36
39
40
52
67
89
79
66
49
61
78
100
100
91
91
97
100
100
93
91
86
86

High Clouds (% Sky Obscured)

14
21
44
63
100
76
45
55
77
97
97
98
94
100
78
58
41
61
80
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
7
5
4
4
4
4
5
4
4
5
6
7
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
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None

Precipitation Probability (%)

50
39
46
40
32
40
47
56
59
57
58
59
55
61
60
59
63
60
71
80
70
50
20
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.2
0.3
0.2
0.2
0.3
0.2
0.3
0.3
0.3
0.3
0.3
0.4
0.5
0.4
0
0
0

Wind Speed/Direction (mph)

12
12
11
11
11
10
10
10
9
9
9
9
9
9
8
8
8
8
10
11
12
11
11
11

Chance of Frost

Temperature (°C)

9
9
9
8
8
8
8
8
8
7
7
7
7
7
7
7
8
8
8
8
8
8
8
8

Feels Like (°C)

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

Dew Point (°C)

6
6
6
5
5
5
5
5
6
6
6
6
6
6
6
6
6
6
5
6
6
5
5
5

Relative Humidity (%)

80
82
82
81
81
82
82
84
87
90
90
91
90
88
88
88
87
87
84
85
85
82
81
78

Pressure (mb)

995
995
995
995
996
996
996
996
996
996
996
996
996
995
995
994
994
994
994
993
993
992
991
991

Ozone (du)

293
291
291
291
292
292
293
294
294
292
293
294
292
291
291
291
291
291
290
289
288
287
287
287

Friday 3

Waxing Gibbous 87%

18:57

02:56

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 07:55, Set: 18:53, Transit: 13:22. Moon - Rise: 18:57, Set: 02:56. Civil Dark: 19:41 - 07:06. Nautical Dark: 20:39 - 06:09. Astro Dark: 21:41 - 05:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
100
79
78
85
90
81
100
100
100
92
87
86
80
70
61
56
59

Low Clouds (% Sky Obscured)

27
31
33
33
37
45
47
51
52
56
67
76
70
78
55
57
63
74
82
80
70
61
56
59

Medium Clouds (% Sky Obscured)

93
81
82
82
82
84
83
75
75
78
75
80
81
86
65
51
39
29
30
36
28
29
25
20

High Clouds (% Sky Obscured)

100
100
100
100
100
100
98
100
79
78
85
90
81
100
100
100
92
87
86
80
70
61
56
59

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

Precipitation Probability (%)

48
34
36
34
21
28
23
20
37
36
49
50
56
75
1
1
0
4
3
1
3
6
4
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.2
0
0.2
0.5
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
11
11
12
13
14
17
18
19
21
22
23
25
27
12
12
11
11
11
11
10
10
10

Chance of Frost

Temperature (°C)

8
8
8
8
8
8
8
8
8
8
8
8
7
7
7
6
6
6
6
6
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
3
3
3
3
2
2
2
2
2

Relative Humidity (%)

78
77
78
79
81
82
82
82
81
81
81
79
78
77
79
79
81
81
79
76
75
74
74
72

Pressure (mb)

990
990
990
989
989
989
988
988
987
987
987
987
987
987
987
996
997
997
997
998
998
998
998
998

Ozone (du)

287
288
289
289
289
288
288
287
285
285
285
286
287
288
290
292
295
297
294
290
287
285
283
282

Saturday 4

Waxing Gibbous 94%

18:42

04:52

16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
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

Sun - Rise: 07:58, Set: 18:49, Transit: 13:22. Moon - Rise: 18:42, Set: 04:52. Civil Dark: 19:38 - 07:09. Nautical Dark: 20:35 - 06:12. Astro Dark: 21:36 - 05:11

Total Clouds (% Sky Obscured)

62
66
80
90
100
100
100
100
100
100
99
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

62
62
55
48
44
48
52
56
61
59
58
54
52
52
61
68
78
74
70
64
72
80
87
89

Medium Clouds (% Sky Obscured)

20
15
34
56
77
87
94
100
99
99
98
99
99
99
98
97
95
87
77
66
76
86
96
98

High Clouds (% Sky Obscured)

62
63
69
75
81
87
94
100
100
100
99
67
33
0
0
0
10
10
29
32
33
34
20
16

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
6
3
1
1
1
1
1
1
1

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

11
10
9
7
0
1
1
0
2
2
0
3
9
16
34
54
77
83
93
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.6
0.6
0.8
1.2
1.2
1.1
1.3
1.2

Wind Speed/Direction (mph)

10
9
10
10
10
10
11
12
12
12
13
13
15
16
17
18
19
20
20
19
19
18
17
17

Chance of Frost

Temperature (°C)

6
6
6
6
6
6
6
6
6
6
6
5
5
6
6
6
6
6
6
6
6
7
7
7

Feels Like (°C)

5
5
5
5
5
5
5
5
5
3
3
2
2
1
1
1
0
-0
-1
-1
-1
-0
0
0

Dew Point (°C)

2
2
2
2
1
1
2
2
2
2
2
1
1
2
2
3
4
4
4
5
5
6
6
7

Relative Humidity (%)

71
71
71
71
71
71
72
75
76
75
75
72
75
76
78
82
85
90
90
91
93
93
94
94

Pressure (mb)

998
998
998
998
998
998
998
998
998
998
997
997
997
996
996
995
995
994
994
993
993
992
992
991

Ozone (du)

283
284
285
285
285
285
284
283
282
279
275
272
270
268
265
265
266
266
267
268
269
269
269
268

Sunday 5

Waxing Gibbous 98%

18:30

06:47

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

Sun - Rise: 08:01, Set: 18:45, Transit: 13:21. Moon - Rise: 18:30, Set: 06:47. Civil Dark: 19:34 - 07:12. Nautical Dark: 20:31 - 06:15. Astro Dark: 21:32 - 05:14

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

90
91
91
90
90
89
89
89
88
86
84
84
84
83
83
83
84
87
90
93

Medium Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
94
88
82
72
61
50
55
55
50
56
56
61

High Clouds (% Sky Obscured)

7
3
34
65
96
97
97
97
98
90
76
84
86
87
89
88
82
88
89
92

ISS Passover

Visibility (miles)

1
1
1
1
1
1
1
1
1
4
6
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

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
71
51
39
35
31
29
29
26
20
11

Precipitation Amount (mm)

1.2
1.5
1.3
1.5
1.8
1.8
1.8
1.9
1.4
0.9
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
17
17
18
20
21
21
21
21
19
17
18
18
17
17
17
17
17
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-0
1
1
2
3
3
3
3
3
3
3
4
4
4
4
2
2
2
2
1

Dew Point (°C)

6
7
7
7
7
7
7
8
8
7
7
7
6
4
2
1
1
0
0
0

Relative Humidity (%)

94
96
94
94
93
91
91
93
93
91
91
91
84
77
70
69
66
65
65
66

Pressure (mb)

990
990
989
988
988
987
986
985
984
984
985
985
986
986
987
987
988
988
988
989

Ozone (du)

267
266
266
267
268
270
272
275
277
279
281
283
283
283
283
284
285
286
285
285

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

Generated: 29/09/25 16:29:56. Forecast: 29/09/25 to 05/10/25. Timezone: UTC+0.00