Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 12%

00:57

19:50

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

Sun - Rise: 06:57, Set: 19:38, Transit: 13:18. Moon - Rise: 00:57, Set: 19:50. Civil Dark: 20:28 - 06:07. Nautical Dark: 21:31 - 05:04. Astro Dark: 22:52 - 03:49

Total Clouds (% Sky Obscured)

59
54
43
34
38
46
46
51
48
43
27
64
60
82
87
88
96
86
88
79
79
68
41
44

Low Clouds (% Sky Obscured)

59
43
37
34
37
44
45
46
44
41
24
59
55
75
81
82
94
82
84
67
57
43
32
40

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
36
40
75
52
41
40
51
53
30
12

High Clouds (% Sky Obscured)

1
0
0
2
2
1
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
6
0
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
1
2
2
6
6
8
3
10
17
24
44
49
46
24
20
7
4
4
2
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)

17
19
20
15
15
15
15
15
16
16
17
17
17
17
16
15
13
15
17
17
17
17
16
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
74
74
76
76
76
74
74
76
74
69
66
65
61
61
71
86
79
76
79
75
78
79
80

Pressure (mb)

1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1021

Ozone (du)

324
324
323
322
321
320
319
320
320
321
323
326
328
328
328
329
328
327
327
327
328
328
325
324

Thursday 18

Waning Crescent 6%

03:01

19:34

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

Sun - Rise: 07:00, Set: 19:34, Transit: 13:17. Moon - Rise: 03:01, Set: 19:34. Civil Dark: 20:24 - 06:10. Nautical Dark: 21:26 - 05:08. Astro Dark: 22:46 - 03:54

Total Clouds (% Sky Obscured)

34
33
54
47
46
43
20
16
15
15
17
24
32
36
40
40
41
44
44
48
45
49
43
42

Low Clouds (% Sky Obscured)

34
33
54
47
45
42
20
16
15
15
17
24
32
36
40
40
41
44
44
48
45
49
43
42

Medium Clouds (% Sky Obscured)

0
0
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)

0
0
0
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
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 (%)

3
0
0
3
0
0
0
0
0
0
0
0
2
1
1
7
5
6
10
11
14
15
15
16

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)

15
14
13
13
13
12
12
12
12
11
11
13
16
17
17
18
18
17
16
16
15
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
80
80
80
76
72
72
74
74
73
71
65
60
57
54
53
52
53
54
58
62
68
74
76

Pressure (mb)

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

Ozone (du)

323
323
322
320
320
320
319
317
317
316
316
317
319
318
315
314
313
313
314
312
312
311
309
309

Friday 19

Waning Crescent 2%

04:49

19:22

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

Sun - Rise: 07:03, Set: 19:31, Transit: 13:17. Moon - Rise: 04:49, Set: 19:22. Civil Dark: 20:20 - 06:13. Nautical Dark: 21:22 - 05:12. Astro Dark: 22:40 - 03:59

Total Clouds (% Sky Obscured)

49
41
45
48
53
56
47
21
29
12
8
19
14
40
46
47
54
45
46
56
42
82
81
76

Low Clouds (% Sky Obscured)

49
41
45
46
53
52
40
17
21
2
2
1
0
0
0
8
8
0
19
42
28
14
0
12

Medium Clouds (% Sky Obscured)

0
4
6
11
20
23
17
0
0
0
0
0
0
0
0
0
10
8
0
0
16
30
42
41

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
15
11
0
9
23
8
0
0
14
28
42
56
63

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 (%)

11
14
7
9
10
11
7
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

11
8
8
7
6
5
4
4
3
3
3
3
3
3
3
4
5
6
5
6
6
5
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
78
80
78
78
80
80
80
80
74
67
63
57
51
45
41
40
41
44
52
61
68
70

Pressure (mb)

1028
1029
1029
1029
1029
1029
1030
1030
1030
1030
1031
1031
1031
1031
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029

Ozone (du)

309
309
307
303
301
299
298
298
298
298
297
296
297
298
299
299
298
298
297
296
293
291
290
291

Saturday 20

Waning Crescent 0%

06:30

19:10

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:06, Set: 19:27, Transit: 13:17. Moon - Rise: 06:30, Set: 19:10. Civil Dark: 20:17 - 06:16. Nautical Dark: 21:18 - 05:15. Astro Dark: 22:35 - 04:04

Total Clouds (% Sky Obscured)

84
91
82
62
96
100
96
98
98
96
94
97
98
98
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

26
39
25
12
2
11
23
33
38
45
41
62
77
87
88
88
89
93
96
100
98
97
95
94

Medium Clouds (% Sky Obscured)

39
39
35
33
33
37
42
63
37
66
83
88
94
95
94
93
92
94
97
100
100
100
100
100

High Clouds (% Sky Obscured)

70
76
82
62
96
96
92
88
64
52
17
34
25
35
25
86
99
100
100
100
100
59
73
100

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
6
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
None
None
None
None
None
None
Very Light Rain
None
None

Precipitation Probability (%)

0
0
0
1
0
0
0
0
1
1
1
11
13
12
25
30
32
41
43
28
48
56
44
60

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
77
74
73
74
77
77
80
80
77
74
69
67
71
71
72
74
75
79
82
88
90
93
96

Pressure (mb)

1029
1028
1028
1028
1027
1027
1026
1026
1025
1025
1024
1024
1023
1023
1022
1022
1021
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

291
292
291
290
288
286
285
284
282
281
280
280
278
277
277
276
275
273
271
269
268
267
266
265

Sunday 21

New Moon 1%

08:07

18:58

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
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 07:09, Set: 19:23, Transit: 13:16. Moon - Rise: 08:07, Set: 18:58. Civil Dark: 20:13 - 06:20. Nautical Dark: 21:14 - 05:19. Astro Dark: 22:29 - 04:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
93
79
65
50
54
71
84
88
89
87
86

Low Clouds (% Sky Obscured)

93
92
94
96
98
97
95
94
88
67
57
55
55
52
50
49
50
54
56
58
56
51
47
52

Medium Clouds (% Sky Obscured)

100
100
97
97
99
99
99
97
80
64
62
62
69
72
77
65
50
54
69
69
65
64
63
59

High Clouds (% Sky Obscured)

100
88
76
60
25
21
29
38
59
79
100
100
100
93
79
65
50
54
71
84
74
48
22
48

ISS Passover

Visibility (miles)

0
0
0
1
1
1
1
1
5
5
5
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

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

Precipitation Probability (%)

65
62
71
76
62
70
68
64
58
56
64
55
44
29
40
34
24
26
25
26
31
35
36
37

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
4
4
5
4
5
5
4
4
4
5
5
5
6
6
6
6
6
8
9
9
9
9
9

Dew Point (°C)

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

Relative Humidity (%)

98
96
98
98
98
98
96
96
96
96
96
96
90
82
74
69
64
60
63
67
70
73
77
79

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1017

Ozone (du)

265
264
262
260
259
258
258
258
258
258
258
258
258
259
260
260
261
261
262
263
264
265
267
268

Monday 22

Waxing Crescent 3%

09:44

18:45

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
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

Sun - Rise: 07:12, Set: 19:20, Transit: 13:16. Moon - Rise: 09:44, Set: 18:45. Civil Dark: 20:09 - 06:23. Nautical Dark: 21:09 - 05:22. Astro Dark: 22:24 - 04:13

Total Clouds (% Sky Obscured)

84
82
76
69
66
56
47
40
50
59
64
63
61
64
60
51
47
66
80
96
93
89
87
80

Low Clouds (% Sky Obscured)

54
55
46
36
26
22
19
15
22
25
28
27
22
22
21
22
23
27
33
41
42
36
30
29

Medium Clouds (% Sky Obscured)

59
54
37
20
3
5
8
11
32
53
64
63
61
64
60
51
47
66
80
80
81
82
79
76

High Clouds (% Sky Obscured)

74
82
76
69
66
56
42
25
50
59
64
63
61
64
60
51
47
66
80
96
93
87
80
77

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
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

36
30
27
23
15
13
9
0
1
2
0
1
0
0
17
21
22
39
50
58
56
51
43
39

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
82
84
84
84
84
82
83
83
80
80
78
74
69
64
63
62
60
63
64
68
70
74
77

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1015

Ozone (du)

268
267
267
268
269
269
270
270
271
270
270
270
271
272
274
274
274
274
275
275
275
275
276
276

Tuesday 23

Waxing Crescent 7%

11:26

18:30

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
16 Bad
17 Bad

Sun - Rise: 07:15, Set: 19:16, Transit: 13:15. Moon - Rise: 11:26, Set: 18:30. Civil Dark: 20:05 - 06:26. Nautical Dark: 21:05 - 05:26. Astro Dark: 22:19 - 04:17

Total Clouds (% Sky Obscured)

73
66
74
82
93
97
97
100
99
97
96
78
62
45
43
42
36
56
75
97

Low Clouds (% Sky Obscured)

31
25
38
50
60
57
54
51
61
70
77
69
53
42
32
23
18
36
54
74

Medium Clouds (% Sky Obscured)

72
66
71
74
76
85
89
93
81
68
52
58
62
45
43
42
36
56
66
70

High Clouds (% Sky Obscured)

73
66
74
82
93
97
97
100
67
35
2
35
62
45
43
42
36
56
75
97

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

38
33
41
52
58
58
58
40
32
21
3
14
18
15
27
34
39
37
36
46

Precipitation Amount (mm)

0
0
0
0.3
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
8
8
7
7
7
7
6
7
6
5
5
5
5
5
10
10
10
10
11

Dew Point (°C)

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

Relative Humidity (%)

79
79
82
80
76
73
73
73
73
74
74
76
68
61
56
52
51
47
51
55

Pressure (mb)

1015
1014
1014
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1013
1013
1013
1013
1013

Ozone (du)

278
280
281
282
283
284
286
287
289
292
295
298
299
300
301
300
300
299
299
299

Forecast for Bordeyri, Republic of Iceland (65.15,-21.06)

Generated: 17/09/25 22:25:57. Forecast: 17/09/25 to 23/09/25. Timezone: UTC+0.00