Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 2

Waning Gibbous 98%

19:22

08:38

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
22 Bad

Sun - Rise: 07:50, Set: 17:10, Transit: 12:30. Moon - Rise: 19:22, Set: 08:38. Civil Dark: 17:45 - 07:15. Nautical Dark: 18:25 - 06:35. Astro Dark: 19:04 - 05:56

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

66
55
86
90
100
100
100
100
100
91
96
87
87
77
69
72
73
76
94
97
100
97
87
66

Medium Clouds (% Sky Obscured)

100
100
100
86
100
98
100
77
91
70
100
94
99
97
96
100
100
99
93
89
100
100
98
73

High Clouds (% Sky Obscured)

90
98
87
100
100
100
100
99
100
65
100
80
100
98
92
100
91
100
89
97
72
100
68
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

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

Precipitation Probability (%)

58
49
43
33
36
39
57
54
29
17
17
17
35
42
38
30
46
54
53
67
64
41
17
21

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

19
21
22
21
22
22
22
22
22
22
21
20
20
19
18
17
16
14
13
13
12
11
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
81
81
82
82
84
84
87
85
85
85
83
83
82
83
85
85
86
85
86
88
88
90
90

Pressure (mb)

989
988
988
988
987
987
987
988
988
989
989
989
989
990
989
989
989
989
989
989
989
989
990
990

Ozone (du)

387
387
387
386
386
388
390
390
390
393
393
391
394
396
394
397
399
402
409
417
432
449
465
476

Tuesday 3

Waning Gibbous 94%

20:41

08:50

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 OK
15 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:49, Set: 17:11, Transit: 12:30. Moon - Rise: 20:41, Set: 08:50. Civil Dark: 17:47 - 07:13. Nautical Dark: 18:27 - 06:33. Astro Dark: 19:06 - 05:54

Total Clouds (% Sky Obscured)

95
96
100
100
96
100
99
85
84
76
66
67
65
48
48
25
29
27
64
95
90
98
100
100

Low Clouds (% Sky Obscured)

65
67
71
77
65
48
45
65
66
59
66
67
65
35
30
25
29
27
38
37
31
33
47
57

Medium Clouds (% Sky Obscured)

56
46
50
52
50
56
32
0
24
21
2
3
3
48
48
2
2
2
2
29
70
95
100
100

High Clouds (% Sky Obscured)

41
15
0
26
24
82
72
43
20
3
0
0
0
0
0
0
0
0
42
86
74
65
98
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
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 (%)

8
2
1
0
0
0
0
0
1
12
1
1
1
1
3
1
0
0
0
0
0
2
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)

13
12
12
11
11
11
11
12
11
13
13
15
17
19
19
19
19
19
17
18
19
20
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
93
93
94
93
94
96
94
94
90
87
85
84
82
81
76
76
73
73
78
82
82
81
82

Pressure (mb)

990
990
990
989
989
989
988
988
988
989
989
989
989
989
988
987
987
987
987
987
987
987
987
986

Ozone (du)

488
486
483
488
489
480
475
474
477
479
480
473
470
467
464
463
458
455
456
459
462
463
462
456

Wednesday 4

Waning Gibbous 88%

21:58

09:01

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
22 Bad

Sun - Rise: 07:47, Set: 17:13, Transit: 12:30. Moon - Rise: 21:58, Set: 09:01. Civil Dark: 17:49 - 07:12. Nautical Dark: 18:29 - 06:32. Astro Dark: 19:08 - 05:53

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

71
75
82
63
64
76
91
100
100
100
96
98
100
100
100
100
94
82
85
81
76
71
80
90

Medium Clouds (% Sky Obscured)

100
100
100
99
100
100
100
100
92
78
60
34
60
36
38
89
100
99
100
98
100
100
100
100

High Clouds (% Sky Obscured)

27
84
81
95
100
100
100
82
54
60
99
61
90
37
69
64
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
4
8
7
4
4
8
9
9
9
7
9
5
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
Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

1
3
18
35
56
73
77
72
85
95
95
70
43
27
40
57
60
47
13
17
28
30
49
76

Precipitation Amount (mm)

0
0
0
0
0
0.4
0.4
0.3
0.6
1.2
0.6
0.4
0
0
0
0.3
0.3
0.2
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

20
21
20
20
21
22
22
23
23
23
23
23
23
23
23
22
21
19
19
19
19
18
18
19

Chance of Frost

Temperature (°C)

7
7
7
7
7
7
7
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

4
5
4
4
5
4
5
5
4
4
5
4
4
4
5
5
5
5
5
5
5
4
4
4

Relative Humidity (%)

84
84
84
84
84
84
87
88
88
88
91
90
88
88
90
90
91
91
90
91
90
90
88
90

Pressure (mb)

986
985
985
984
984
983
983
982
982
982
983
983
983
983
983
982
982
982
983
983
983
983
983
983

Ozone (du)

450
442
436
435
433
433
435
433
429
428
424
421
419
418
414
412
408
406
406
408
411
414
414
414

Thursday 5

Waning Gibbous 81%

No Rise

09:12

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
22 Bad

Sun - Rise: 07:45, Set: 17:15, Transit: 12:30. Moon - Rise: No Rise, Set: 09:12. Civil Dark: 17:51 - 07:10. Nautical Dark: 18:30 - 06:30. Astro Dark: 19:09 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
99
98
97
97
96
95
97
98
100
93
86
77
83
87

Low Clouds (% Sky Obscured)

100
100
100
100
99
99
98
97
95
93
92
92
91
87
84
80
83
85
88
82
77
72
67
58

Medium Clouds (% Sky Obscured)

100
96
93
91
94
97
100
98
97
95
47
82
85
85
87
88
92
96
100
88
77
60
54
41

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
79
58
6
1
3
50
60
80
100
73
57
21
27
46

ISS Passover

Visibility (miles)

6
8
3
3
8
9
9
9
9
9
9
6
4
5
8
7
9
9
9
9
9
8
5
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
85
62
27
36
38
35
54
70
74
64
56
44
42
43
47
40
38
37
33
25

Precipitation Amount (mm)

0.7
1
1.4
0.8
0.4
0.2
0
0
0
0
0.2
0.4
0.5
0.3
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
20
20
20
20
19
19
19
18
17
15
15
14
15
12
8
13
13
13
12
10
9
9
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
88
90
86
85
86
91
89
86
88
86
90
91
94
98
93
93
93
94
94
96
91

Pressure (mb)

982
982
982
982
982
982
982
982
982
982
982
982
982
982
983
983
984
985
986
987
988
988
989
990

Ozone (du)

413
414
414
412
416
419
419
419
417
415
414
415
420
427
426
421
420
417
417
419
421
421
421
420

Friday 6

Waning Gibbous 72%

23:13

09:24

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
22 Bad

Sun - Rise: 07:44, Set: 17:17, Transit: 12:30. Moon - Rise: 23:13, Set: 09:24. Civil Dark: 17:52 - 07:08. Nautical Dark: 18:32 - 06:29. Astro Dark: 19:11 - 05:50

Total Clouds (% Sky Obscured)

72
66
61
57
58
56
60
69
87
100
97
95
93
96
98
100
99
99
98
96
92
88
70
56

Low Clouds (% Sky Obscured)

55
64
61
57
58
56
60
67
81
90
88
86
84
80
73
70
70
70
73
71
68
66
62
56

Medium Clouds (% Sky Obscured)

5
20
36
52
44
43
33
49
56
100
86
73
68
57
49
31
23
10
0
3
4
5
4
5

High Clouds (% Sky Obscured)

72
66
61
55
56
51
44
59
75
100
71
48
51
61
56
40
27
17
9
24
22
15
20
27

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
5
4
3
2
3
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

12
22
30
37
43
43
38
39
46
73
86
95
91
95
90
62
59
58
58
47
37
28
25
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.5
0.5
1.9
0.5
0.9
0.7
0.2
0
0.2
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
10
11
11
11
11
11
11
13
14
15
15
18
15
14
12
11
10
10
10
9
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
93
93
93
93
93
91
91
90
91
90
90
90
91
93
93
93
95
95
95
95
96
96

Pressure (mb)

990
990
991
991
991
991
991
992
992
993
993
993
993
993
993
993
993
994
995
996
996
997
998
999

Ozone (du)

419
416
416
417
419
419
419
419
417
417
416
415
414
416
416
417
418
419
420
421
420
419
418
418

Saturday 7

Waning Gibbous 63%

00:27

09:37

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
22 Bad

Sun - Rise: 07:42, Set: 17:19, Transit: 12:30. Moon - Rise: 00:27, Set: 09:37. Civil Dark: 17:54 - 07:07. Nautical Dark: 18:34 - 06:27. Astro Dark: 19:12 - 05:48

Total Clouds (% Sky Obscured)

41
43
47
46
62
81
98
96
95
94
78
65
65
60
61
55
65
77
91
91
90
89
90
91

Low Clouds (% Sky Obscured)

41
43
47
46
62
69
75
77
78
79
68
63
60
54
51
45
52
58
61
53
44
38
47
55

Medium Clouds (% Sky Obscured)

9
15
24
31
32
30
33
37
49
59
46
35
24
26
27
26
31
24
26
46
70
89
90
91

High Clouds (% Sky Obscured)

38
42
46
46
38
25
13
10
7
3
2
1
0
0
0
0
2
3
10
10
10
5
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
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
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

10
9
7
5
6
8
9
9
7
0
4
5
4
13
16
16
17
19
21
21
17
5
15
20

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
7
6
6
6
7
7
8
8
9
9
10
12
13
13
13
14
13
13
12
12
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
96
96
93
91
91
90
88
87
87
87
87
85
84
81
84
85
88
90
90
91
91

Pressure (mb)

999
1000
1000
1001
1001
1001
1001
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1003
1002
1002

Ozone (du)

418
418
420
422
424
429
433
437
439
441
442
444
446
448
440
433
425
420
415
411
412
412
413
413

Sunday 8

Waning Gibbous 53%

01:42

09:54

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: 07:40, Set: 17:21, Transit: 12:30. Moon - Rise: 01:42, Set: 09:54. Civil Dark: 17:56 - 07:05. Nautical Dark: 18:35 - 06:25. Astro Dark: 19:14 - 05:47

Total Clouds (% Sky Obscured)

91
89
88
86
86
87
87
86
85
84
85
87
88
88
87
85
87
93
99

Low Clouds (% Sky Obscured)

64
49
37
25
35
40
49
57
65
74
65
60
58
70
78
85
87
93
99

Medium Clouds (% Sky Obscured)

90
89
88
86
86
87
87
81
69
58
47
40
33
37
36
30
28
22
19

High Clouds (% Sky Obscured)

0
0
0
5
5
9
14
19
15
5
19
30
30
14
6
0
0
0
0

ISS Passover

Visibility (miles)

7
6
6
6
5
5
4
4
5
7
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

Precipitation Type

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

Precipitation Probability (%)

24
35
47
56
92
95
95
94
70
46
36
27
18
22
22
19
24
23
23

Precipitation Amount (mm)

0
0
0
0
0.6
1
1.2
0.7
0.4
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
3
3
3
3
3
3
1
1
0
1
1
1
6
6
6
6
7

Dew Point (°C)

7
7
7
7
7
7
7
6
7
6
6
6
6
7
7
7
7
6
6

Relative Humidity (%)

91
90
91
91
90
90
90
90
91
93
94
90
85
82
84
84
85
87
88

Pressure (mb)

1002
1001
1001
1000
1000
999
999
998
998
999
999
999
999
999
999
998
998
999
999

Ozone (du)

412
412
411
411
410
410
410
411
411
412
413
408
404
400
398
397
396
394
393

Forecast for Llanrhidian, City and County of Swansea, United Kingdom (51.61,-4.17)

Generated: 02/02/26 23:29:39. Forecast: 02/02/26 to 08/02/26. Timezone: UTC+0.00