Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 20%

00:26

19:01

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:01, Set: 19:41, Transit: 13:20. Moon - Rise: 00:26, Set: 19:01. Civil Dark: 20:21 - 06:21. Nautical Dark: 21:10 - 05:33. Astro Dark: 22:03 - 04:40

Total Clouds (% Sky Obscured)

62
62
60
84
100
100
100
100
100
100
100
98
100
100
100
100
100
100
100
100
66
90
95
94

Low Clouds (% Sky Obscured)

25
31
29
24
20
31
27
19
32
28
25
20
8
52
56
74
84
99
100
97
57
72
85
82

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
50
66
92
95
100
97
100
100
100
57
55
55
53
64
59
55
60
60

High Clouds (% Sky Obscured)

20
62
50
84
100
100
100
100
100
100
55
0
0
0
0
0
0
0
0
0
0
0
9
34

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9

Fog (%)

0
0
0
0
0
0
33
82
70
10
12
5
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
Light Rain
Light Rain
Light Rain
None
Light Rain
Very Light Rain
Very Light Rain
Moderate Rain

Precipitation Probability (%)

3
2
2
8
8
11
10
15
11
9
14
5
6
10
40
62
94
95
95
61
72
58
78
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
1.9
0.6
0
0.4
0.3
0.3
2.5

Wind Speed/Direction (mph)

9
6
5
3
2
1
2
4
5
6
7
10
12
14
16
18
19
19
19
18
17
18
20
20

Chance of Frost

Temperature (°C)

12
11
11
10
10
10
10
10
10
11
11
11
11
12
12
12
12
12
12
13
14
14
14
14

Feels Like (°C)

12
11
9
11
9
9
8
9
8
9
9
8
7
8
8
7
6
7
7
8
8
9
8
7

Dew Point (°C)

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

Relative Humidity (%)

87
91
91
91
91
91
91
91
90
91
93
88
86
81
80
81
83
81
83
83
74
74
75
78

Pressure (mb)

1011
1011
1012
1012
1011
1011
1011
1010
1009
1008
1007
1007
1005
1004
1003
1002
1002
1001
1000
999
998
997
997
996

Ozone (du)

292
288
286
284
282
281
278
277
278
280
279
279
280
279
279
279
280
280
282
282
283
282
282
281

Wednesday 17

Waning Crescent 12%

02:05

19:06

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:03, Set: 19:38, Transit: 13:19. Moon - Rise: 02:05, Set: 19:06. Civil Dark: 20:18 - 06:24. Nautical Dark: 21:07 - 05:36. Astro Dark: 22:00 - 04:43

Total Clouds (% Sky Obscured)

87
75
97
82
48
85
82
54
71
77
93
94
91
95
100
97
95
77
67
57
80
79
58
51

Low Clouds (% Sky Obscured)

81
71
93
77
38
75
78
54
69
76
91
89
84
95
100
97
90
77
67
57
80
71
58
49

Medium Clouds (% Sky Obscured)

55
55
32
34
46
45
64
54
18
0
5
16
12
0
2
23
44
53
57
34
35
6
8
20

High Clouds (% Sky Obscured)

0
0
0
0
0
4
16
0
0
0
0
0
0
0
0
0
0
0
0
2
3
5
2
1

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

Light Rain
Light Rain
Very 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 (%)

95
95
83
66
49
39
25
33
35
22
40
44
37
38
36
30
41
39
37
22
21
16
9
13

Precipitation Amount (mm)

2.4
1
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

20
21
24
22
21
21
21
23
23
22
24
26
25
24
26
26
25
22
20
18
16
15
14
12

Chance of Frost

Temperature (°C)

13
13
13
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
79
79
76
76
78
76
75
79
78
79
78
80
82
80
80
79
79
75
75
76
79
80
83

Pressure (mb)

996
995
994
994
994
994
994
994
994
994
993
994
994
995
995
996
997
999
1000
1002
1002
1003
1004
1005

Ozone (du)

281
280
280
282
283
282
283
286
289
291
292
294
295
297
298
299
297
295
295
296
297
294
293
292

Thursday 18

Waning Crescent 6%

03:40

19:06

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:06, Set: 19:35, Transit: 13:19. Moon - Rise: 03:40, Set: 19:06. Civil Dark: 20:15 - 06:26. Nautical Dark: 21:03 - 05:38. Astro Dark: 21:56 - 04:46

Total Clouds (% Sky Obscured)

61
77
72
99
100
100
100
100
100
100
85
67
60
65
73
80
88
96
92
84
75
63
50
37

Low Clouds (% Sky Obscured)

42
45
49
68
86
88
89
73
83
67
83
67
60
65
60
63
53
53
52
50
49
44
37
29

Medium Clouds (% Sky Obscured)

34
42
39
57
80
93
100
97
97
61
60
59
60
63
35
55
39
32
52
41
35
35
35
9

High Clouds (% Sky Obscured)

4
25
27
95
100
100
100
100
100
57
56
52
2
50
45
45
50
50
44
40
27
19
44
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
4
2
4
9
9
9
9
9
9
8
9
9
6
8
9
5
5

Fog (%)

0
0
0
0
0
0
0
0
0
6
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
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
Very Light Rain
None

Precipitation Probability (%)

5
15
7
11
16
17
51
76
76
88
95
77
39
48
36
24
24
26
34
44
29
39
49
39

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0.3
0.5
1
0.3
0
0
0
0
0
0
0
0
0
0
0.2
0

Wind Speed/Direction (mph)

9
7
5
5
4
4
6
6
7
6
9
12
13
13
14
15
16
17
16
14
13
13
11
10

Chance of Frost

Temperature (°C)

13
12
11
11
11
12
13
13
13
13
13
13
13
13
14
15
15
15
15
15
15
15
14
13

Feels Like (°C)

9
9
9
10
9
11
11
11
12
12
11
9
10
10
11
12
12
13
12
13
14
14
12
11

Dew Point (°C)

11
10
10
10
10
10
11
11
12
13
12
11
11
11
11
12
10
10
10
11
13
13
13
12

Relative Humidity (%)

87
90
90
90
93
89
87
90
95
98
93
87
89
87
84
82
74
70
72
79
89
90
93
92

Pressure (mb)

1005
1006
1007
1007
1008
1007
1007
1007
1006
1005
1005
1004
1004
1004
1004
1005
1005
1006
1007
1007
1007
1008
1008
1008

Ozone (du)

291
292
293
294
293
294
294
295
295
298
300
299
298
301
301
300
299
299
299
299
299
299
297
299

Friday 19

Waning Crescent 2%

05:09

19:10

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:08, Set: 19:33, Transit: 13:19. Moon - Rise: 05:09, Set: 19:10. Civil Dark: 20:12 - 06:28. Nautical Dark: 21:00 - 05:40. Astro Dark: 21:52 - 04:49

Total Clouds (% Sky Obscured)

29
27
20
20
25
30
35
33
30
39
53
67
66
69
72
80
87
93
94
95
96
93
88
84

Low Clouds (% Sky Obscured)

17
13
5
0
0
0
0
9
20
31
47
63
64
67
68
71
76
81
77
71
67
61
58
58

Medium Clouds (% Sky Obscured)

28
3
20
20
25
30
35
33
30
39
40
42
3
0
0
10
20
30
42
52
62
57
48
36

High Clouds (% Sky Obscured)

29
27
20
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
5
9

ISS Passover

Visibility (miles)

9
9
9
8
4
6
9
8
9
9
9
9
9
9
9
9
9
9
9
9
6
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
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

38
43
50
69
77
54
41
44
36
36
31
15
15
17
17
13
14
12
21
31
29
31
26
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
7
6
6
5
5
4
4
5
5
5
5
5
7
9
11
12
13
13
14
15
16
16
16

Chance of Frost

Temperature (°C)

13
12
11
10
9
9
8
8
8
7
7
7
7
9
10
12
12
12
12
12
12
11
11
10

Feels Like (°C)

10
9
8
7
6
5
4
4
2
1
1
0
-0
2
4
5
5
5
6
6
5
5
5
4

Dew Point (°C)

11
10
9
9
8
7
6
6
5
4
4
3
3
4
5
6
6
5
4
5
5
5
4
4

Relative Humidity (%)

92
90
90
90
88
87
85
85
82
78
78
77
74
70
71
68
67
65
58
63
64
64
64
65

Pressure (mb)

1009
1009
1009
1010
1010
1010
1010
1010
1010
1011
1011
1011
1012
1012
1013
1014
1014
1014
1015
1015
1015
1015
1016
1016

Ozone (du)

303
301
302
303
303
304
309
314
317
318
319
320
320
319
320
321
320
319
319
321
322
322
323
326

Saturday 20

Waning Crescent 0%

06:34

19:11

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:10, Set: 19:30, Transit: 13:18. Moon - Rise: 06:34, Set: 19:11. Civil Dark: 20:09 - 06:30. Nautical Dark: 20:57 - 05:43. Astro Dark: 21:49 - 04:52

Total Clouds (% Sky Obscured)

87
93
96
90
84
71
75
71
68
68
67
63
59
60
61
62
65
65
62
60
57
53
49
48

Low Clouds (% Sky Obscured)

67
77
87
79
72
63
60
59
57
58
58
59
59
60
61
61
62
62
59
55
52
48
43
39

Medium Clouds (% Sky Obscured)

41
48
51
33
18
5
3
1
0
0
0
0
0
0
0
1
2
3
7
11
16
11
6
2

High Clouds (% Sky Obscured)

6
3
0
0
0
0
0
0
0
0
0
0
2
5
7
13
16
15
15
3
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
6
9
9
9
9
9
9
9
7
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 (%)

48
49
38
44
35
23
30
27
15
27
40
38
34
34
33
33
31
26
26
27
21
21
19
13

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)

16
17
18
19
19
18
19
18
18
18
17
18
17
13
14
15
15
14
14
13
13
13
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
67
66
66
67
64
64
58
58
55
58
67
63
63
64
64
63
62
61
61
62
61
62
63

Pressure (mb)

1016
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1025
1026
1027
1027
1028
1028
1028
1028
1029
1029
1029

Ozone (du)

330
333
335
335
336
337
338
338
334
329
329
328
328
327
326
325
324
323
322
320
318
315
314
312

Sunday 21

New Moon 1%

07:57

19:13

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
16 Bad
17 Bad
18 Bad

Sun - Rise: 07:12, Set: 19:27, Transit: 13:18. Moon - Rise: 07:57, Set: 19:13. Civil Dark: 20:06 - 06:33. Nautical Dark: 20:54 - 05:45. Astro Dark: 21:45 - 04:54

Total Clouds (% Sky Obscured)

51
53
53
57
59
62
58
57
58
62
65
69
73
80
83
78
73
69
73
77
82
78
76
77

Low Clouds (% Sky Obscured)

41
45
47
50
53
56
58
57
58
62
65
69
66
62
59
57
55
53
59
65
71
62
53
44

Medium Clouds (% Sky Obscured)

2
2
2
3
3
3
4
5
5
7
8
9
27
45
62
57
51
48
46
45
43
47
49
48

High Clouds (% Sky Obscured)

0
4
10
20
28
35
26
18
8
7
7
6
8
11
14
13
13
15
14
13
12
15
18
18

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
8
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 (%)

13
11
11
13
12
5
10
12
12
14
15
16
20
22
21
26
28
31
45
52
54
50
42
29

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
4
5
4
3
2
3
3
3
3
3
2
4
5
6
7
7
8
10
9
9
9
9

Dew Point (°C)

2
2
2
2
1
2
2
1
2
1
2
3
3
4
5
7
8
9
11
11
12
12
12
12

Relative Humidity (%)

63
65
67
71
70
71
71
71
72
74
75
79
81
81
81
81
84
87
90
92
95
96
95
95

Pressure (mb)

1029
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029
1030
1029
1029
1029
1029
1029
1029
1029
1029

Ozone (du)

311
310
308
307
306
306
305
305
305
305
304
304
303
303
303
302
302
302
302
301
300
298
298
299

Monday 22

Waxing Crescent 3%

09:19

19:14

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

Sun - Rise: 07:14, Set: 19:24, Transit: 13:18. Moon - Rise: 09:19, Set: 19:14. Civil Dark: 20:03 - 06:35. Nautical Dark: 20:51 - 05:48. Astro Dark: 21:42 - 04:57

Total Clouds (% Sky Obscured)

83
86
90
93
93
94
93
89
84
82
82
83
81
79
81
84
88
83

Low Clouds (% Sky Obscured)

53
62
71
72
73
74
66
59
54
60
67
73
72
71
72
72
72
73

Medium Clouds (% Sky Obscured)

43
38
33
34
35
35
27
18
8
7
5
4
4
5
5
5
4
4

High Clouds (% Sky Obscured)

21
25
29
22
12
6
6
6
5
9
10
13
22
27
35
40
44
51

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

26
23
19
19
17
15
17
17
16
17
19
20
19
17
15
14
13
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

12
12
12
11
11
11
11
11
11
10
10
11
11
11
12
13
13
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
93
93
93
95
95
95
93
93
93
93
91
92
90
90
87
84

Pressure (mb)

1029
1030
1030
1030
1030
1030
1030
1030
1030
1029
1030
1030
1030
1030
1030
1030
1030
1030

Ozone (du)

299
299
299
299
298
298
298
298
297
297
296
295
294
294
294
294
293
293

Forecast for Barvas, Western Isles, United Kingdom (58.35,-6.52)

Generated: 16/09/25 19:52:00. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+1.00