Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 28

Waxing Gibbous 62%

12:41

04:30

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 11:42, Set: 15:29, Transit: 13:35. Moon - Rise: 12:41, Set: 04:30. Civil Dark: 16:53 - 10:17. Nautical Dark: 18:05 - 09:06. Astro Dark: 19:07 - 08:04

Total Clouds (% Sky Obscured)

100
100
100
90
85
100
100
100
99
99
94
96
95
90
96
99
100
96
94
98
100
98
98
97

Low Clouds (% Sky Obscured)

100
100
98
67
78
97
99
100
99
94
89
89
68
66
77
84
83
93
82
96
100
98
96
94

Medium Clouds (% Sky Obscured)

14
1
0
0
1
49
58
59
43
27
6
25
45
42
47
54
57
53
49
43
8
0
6
5

High Clouds (% Sky Obscured)

100
100
94
90
85
94
84
89
83
91
65
75
40
48
58
51
42
10
50
65
65
7
8
5

ISS Passover

Visibility (miles)

0
0
0
1
1
4
6
9
9
9
9
4
9
9
9
9
9
9
5
3
3
3
0
0

Fog (%)

52
31
59
30
60
76
84
83
77
68
53
39
33
23
16
10
5
1
42
84
89
100
97
98

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
5
14
15
8
9
1
0
0
0
1
0
0
0
3
3
6
4
4
2
9
9

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)

5
4
1
2
3
4
3
3
3
3
2
3
3
3
3
4
4
4
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
3
3
3
3
3
3
3
3
3
2
3
3
3
2
2
2
2
2
3
3
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

100
100
98
98
98
94
94
93
91
93
96
96
94
91
88
88
90
88
91
93
93
96
96
100

Pressure (mb)

1034
1035
1035
1035
1035
1035
1035
1035
1036
1036
1036
1037
1037
1037
1037
1037
1037
1038
1038
1038
1037
1038
1038
1038

Ozone (du)

279
287
298
302
304
302
300
300
302
301
303
306
309
308
307
307
307
305
304
305
304
301
300
298

Monday 29

Waxing Gibbous 73%

12:28

06:40

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 11:41, Set: 15:31, Transit: 13:36. Moon - Rise: 12:28, Set: 06:40. Civil Dark: 16:55 - 10:17. Nautical Dark: 18:06 - 09:05. Astro Dark: 19:08 - 08:04

Total Clouds (% Sky Obscured)

95
95
98
93
84
76
82
83
86
77
64
60
57
55
99
72
89
79
79
69
86
94
93
68

Low Clouds (% Sky Obscured)

90
90
98
92
84
71
77
83
86
77
64
60
57
55
99
65
86
76
76
67
86
94
93
66

Medium Clouds (% Sky Obscured)

8
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
6
8
12
22
7
9
5
0
4
5
5
4
4
6
4
2
0
0
0
0
0
1
0

ISS Passover

Visibility (miles)

0
0
0
0
3
4
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

98
97
95
95
100
98
98
96
98
96
83
51
14
10
13
23
30
30
28
27
23
8
2
1

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
5
6
14
9
1
1
1
2
2
4
2
3
7
0
1
0
2
8
4
1
1
1

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

Chance of Frost

Temperature (°C)

6
6
6
6
5
5
5
5
5
5
5
5
4
4
4
4
5
5
5
5
4
4
5
4

Feels Like (°C)

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

Dew Point (°C)

6
6
6
5
5
5
4
3
3
3
3
4
3
3
3
2
2
0
0
0
-0
0
0
0

Relative Humidity (%)

100
100
100
98
98
96
93
86
88
88
89
93
91
89
89
88
82
73
72
72
72
73
72
75

Pressure (mb)

1038
1039
1039
1039
1039
1039
1038
1038
1038
1038
1038
1038
1038
1038
1038
1038
1038
1038
1038
1037
1037
1037
1037
1037

Ozone (du)

296
295
295
295
296
296
296
294
293
288
282
280
282
284
283
282
282
285
288
287
287
287
287
288

Tuesday 30

Waxing Gibbous 83%

12:09

No Set

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 OK

Sun - Rise: 11:40, Set: 15:33, Transit: 13:36. Moon - Rise: 12:09, Set: No Set. Civil Dark: 16:56 - 10:17. Nautical Dark: 18:07 - 09:05. Astro Dark: 19:09 - 08:03

Total Clouds (% Sky Obscured)

78
82
75
67
69
60
52
54
74
77
56
100
100
92
100
85
99
93
66
60
45
36
31
31

Low Clouds (% Sky Obscured)

75
78
75
67
69
60
52
54
74
77
56
56
86
86
92
85
98
92
64
50
40
26
12
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
56
50
30
1
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
2
0
0
0
0
0
0
33
4
100
15
71
36
0
0
0
0
3
4
15
25
31

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 (%)

2
13
8
16
31
4
1
2
6
2
2
3
9
6
5
6
18
23
14
6
8
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)

10
8
9
12
8
13
12
13
14
13
17
18
18
20
21
23
25
26
27
26
25
23
20
18

Chance of Frost

Temperature (°C)

4
4
4
4
4
4
4
4
4
5
5
5
5
5
5
5
5
5
5
6
5
5
5
5

Feels Like (°C)

0
0
0
0
1
1
1
1
1
1
1
1
-1
-1
-1
-1
-1
-2
-2
-2
-1
-1
-1
-2

Dew Point (°C)

1
1
2
1
2
1
1
2
2
3
2
3
3
3
3
3
3
4
4
4
4
3
3
2

Relative Humidity (%)

77
82
82
80
82
80
82
83
85
86
85
85
85
86
86
85
85
88
91
88
91
88
88
83

Pressure (mb)

1037
1037
1037
1037
1036
1036
1035
1034
1034
1033
1032
1031
1031
1030
1029
1027
1026
1025
1024
1024
1023
1022
1022
1023

Ozone (du)

290
293
292
293
295
297
305
311
308
306
294
284
282
282
274
273
274
273
275
274
278
280
279
282

Wednesday 31

Waxing Gibbous 91%

11:23

09:29

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

Sun - Rise: 11:39, Set: 15:35, Transit: 13:37. Moon - Rise: 11:23, Set: 09:29. Civil Dark: 16:58 - 10:16. Nautical Dark: 18:09 - 09:05. Astro Dark: 19:10 - 08:03

Total Clouds (% Sky Obscured)

20
21
30
35
35
35
30
35
34
10
5
4
14
24
29
31
29
30
43
58
85
96
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
20
37
54
57
63
72

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
14
26
44
49
51
55

High Clouds (% Sky Obscured)

20
14
5
10
20
35
30
35
34
8
4
4
13
23
29
31
29
30
27
26
21
15
59
55

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
7
8

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)

14
9
7
9
9
11
11
9
8
8
7
6
5
5
4
3
3
3
4
4
5
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
83
85
83
80
78
81
78
73
69
67
65
65
65
66
64
64
66
70
72
72
74
77
78

Pressure (mb)

1023
1024
1025
1026
1026
1027
1027
1027
1028
1028
1028
1028
1028
1027
1027
1027
1026
1025
1025
1024
1023
1022
1021
1021

Ozone (du)

285
284
285
288
288
287
287
288
290
294
299
304
306
311
314
319
322
325
326
326
329
334
337
338

Thursday 1

Waxing Gibbous 97%

No Rise

No Set

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 11:38, Set: 15:37, Transit: 13:37. Moon - Rise: No Rise, Set: No Set. Civil Dark: 16:59 - 10:16. Nautical Dark: 18:10 - 09:05. Astro Dark: 19:11 - 08:03

Total Clouds (% Sky Obscured)

100
100
100
83
67
50
59
69
77
78
77
76
78
79
81
71
63
57
55
55
53
49
49
46

Low Clouds (% Sky Obscured)

70
73
90
59
33
23
30
34
40
40
48
51
50
55
53
52
51
50
52
50
49
46
44
41

Medium Clouds (% Sky Obscured)

70
71
81
54
28
10
11
13
6
4
2
2
1
0
0
0
0
0
0
0
0
2
5
7

High Clouds (% Sky Obscured)

55
30
10
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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 (%)

12
12
9
9
8
1
2
1
0
1
2
3
2
1
0
2
2
0
0
0
0
0
1
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
9
11
13
15
18
20
21
22
24
23
22
22
21
20
20
19
18
18
17
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-3
-3
-3
-3
-4
-4
-5
-7
-8
-8
-8
-9
-10
-9
-10
-10
-10
-9
-9
-9
-9
-9
-8
-8

Dew Point (°C)

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

Relative Humidity (%)

80
80
80
78
75
75
77
75
74
72
70
70
69
68
65
64
63
62
60
63
64
65
64
65

Pressure (mb)

1021
1020
1020
1020
1021
1021
1021
1022
1022
1023
1023
1024
1024
1025
1025
1025
1025
1025
1025
1026
1026
1026
1026
1026

Ozone (du)

336
332
328
325
323
322
321
321
322
323
326
325
321
315
310
309
312
316
320
320
320
320
318
315

Friday 2

Waxing Gibbous 100%

No Rise

No Set

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 11:36, Set: 15:39, Transit: 13:38. Moon - Rise: No Rise, Set: No Set. Civil Dark: 17:01 - 10:15. Nautical Dark: 18:11 - 09:04. Astro Dark: 19:13 - 08:02

Total Clouds (% Sky Obscured)

55
63
72
77
82
88
86
89
88
88
89
85
84
79
72
68
67
63
55
53
47
51
53
59

Low Clouds (% Sky Obscured)

33
25
17
19
21
23
40
57
74
68
65
60
65
71
72
68
67
63
55
53
47
51
52
51

Medium Clouds (% Sky Obscured)

4
2
0
25
43
35
35
30
30
35
35
35
35
35
30
30
30
30
20
12
0
0
0
0

High Clouds (% Sky Obscured)

22
45
67
72
58
63
41
28
9
7
4
0
0
0
0
0
0
0
1
1
0
0
0
0

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 (%)

0
0
0
0
0
0
0
0
1
10
15
19
29
32
33
34
32
22
19
15
6
6
4
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)

14
13
11
9
8
7
6
5
5
6
5
5
5
4
3
4
6
8
11
12
12
13
14
15

Chance of Frost

Temperature (°C)

-3
-3
-3
-3
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
64
64
62
62
61
61
63
64
64
65
65
65
65
64
65
65
65
64
65
65
66
70
73

Pressure (mb)

1026
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1025
1025

Ozone (du)

312
306
300
294
291
287
283
280
277
274
274
273
273
272
271
271
269
267
266
262
258
255
254
253

Saturday 3

Full Moon 99%

No Rise

No Set

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
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 11:35, Set: 15:42, Transit: 13:38. Moon - Rise: No Rise, Set: No Set. Civil Dark: 17:02 - 10:14. Nautical Dark: 18:13 - 09:04. Astro Dark: 19:14 - 08:02

Total Clouds (% Sky Obscured)

66
73
78
77
79
80
82
83
85
87
88
90
88
87
86
86
86
86
90
95
100

Low Clouds (% Sky Obscured)

55
59
63
54
47
39
41
44
47
49
52
51
52
53
54
54
54
53
51
48
43

Medium Clouds (% Sky Obscured)

0
0
0
17
35
48
47
50
49
51
54
53
51
49
46
47
47
50
69
84
98

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
7
5
3
2
1
0
3
6
9
7
6
4
4
4
3
3
3

Fog (%)

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

Precipitation Probability (%)

3
3
1
17
23
26
40
50
57
50
47
46
42
43
47
41
44
53
44
40
43

Precipitation Amount (mm)

0
0
0
0
0
0
0.1
0.2
0.3
0.2
0
0.2
0
0
0.2
0
0
0.3
0
0
0

Wind Speed/Direction (mph)

16
16
16
17
17
18
19
17
16
15
17
19
20
23
22
23
23
23
23
23
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-7
-8
-8
-8
-9
-8
-8
-9
-8
-6
-5
-4
-4
-4
-4
-4
-4
-4
-5
-5

Dew Point (°C)

-7
-7
-7
-7
-5
-5
-3
-3
-2
-2
-2
-1
-1
-1
0
0
0
0
0
-0
-0

Relative Humidity (%)

76
76
76
75
81
86
91
92
96
96
96
94
92
92
94
96
96
94
94
94
96

Pressure (mb)

1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

252
258
264
270
278
287
296
294
292
290
290
289
288
291
294
297
297
298
298
296
294

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

Generated: 28/12/25 09:18:27. Forecast: 28/12/25 to 03/01/26. Timezone: UTC+0.00