Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 13

Waning Crescent 10%

06:36

13:36

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

Sun - Rise: 07:30, Set: 17:24, Transit: 12:28. Moon - Rise: 06:36, Set: 13:36. Civil Dark: 17:59 - 06:55. Nautical Dark: 18:39 - 06:15. Astro Dark: 19:18 - 05:36

Total Clouds (% Sky Obscured)

100
98
100
95
93
93
90
56
32
28
26
19
36
35
4
1
1
4
8
10
38
100
100
100

Low Clouds (% Sky Obscured)

89
81
81
77
63
59
54
48
32
28
26
19
36
35
3
0
0
0
0
0
0
29
35
30

Medium Clouds (% Sky Obscured)

96
98
83
84
87
85
43
5
0
0
0
0
0
0
0
0
0
0
0
0
1
62
100
100

High Clouds (% Sky Obscured)

50
55
23
5
4
0
0
0
0
0
0
0
0
0
0
0
1
4
8
10
38
100
100
100

ISS Passover

Visibility (miles)

0
0
0
0
4
7
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
6
1
1
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
74
34
11
3
1
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.1
2.3
0.3
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
18
18
18
17
16
15
14
12
10
8
6
5
4
4
4
3
2
3
3
3
4
4
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
93
91
89
89
91
92
92
91
92
92
92
92
92
89
83
85
85
85
88

Pressure (mb)

995
997
999
1001
1003
1004
1006
1007
1009
1010
1012
1013
1014
1015
1016
1016
1017
1018
1019
1019
1019
1019
1018
1018

Ozone (du)

453
456
457
457
456
456
461
469
468
472
475
468
464
455
446
436
426
418
410
403
397
389
383
379

Saturday 14

Waning Crescent 5%

07:02

14:55

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:28, Set: 17:26, Transit: 12:28. Moon - Rise: 07:02, Set: 14:55. Civil Dark: 18:01 - 06:53. Nautical Dark: 18:41 - 06:13. Astro Dark: 19:20 - 05:34

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
92
100
100
100
100
100
100
100
100
100
100
100
100
80
80
69
60
100

Low Clouds (% Sky Obscured)

0
25
0
0
48
59
80
83
81
92
100
100
100
99
100
83
83
54
61
66
69
62
49
47

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
92
100
83
93
83
60
55
61
61
61
60
66
100
23
50
46
38
76

High Clouds (% Sky Obscured)

100
100
100
100
100
100
30
30
100
100
100
100
100
100
100
100
100
87
88
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
6
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
1
67
76
85
93
0
9
63

Precipitation Type

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

Precipitation Probability (%)

0
0
2
32
65
94
95
95
86
95
89
48
60
42
25
35
33
44
21
27
64
60
56
59

Precipitation Amount (mm)

0
0
0
0
0.3
0.6
0.6
0.7
0.4
0.5
0.3
0
0.2
0
0
0
0
0
0
0
0
0
0
0.2

Wind Speed/Direction (mph)

7
6
6
7
8
10
15
15
17
19
17
14
11
7
5
5
5
7
11
11
12
13
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
0
1
1
-0
-0
0
1
1
2
3
4
4
4
5
6
7
7
8
8
8
8

Relative Humidity (%)

88
88
89
91
94
96
94
96
98
98
98
98
100
100
100
100
100
100
100
100
100
100
96
96

Pressure (mb)

1017
1017
1017
1016
1015
1015
1013
1012
1010
1009
1007
1006
1004
1004
1003
1002
1001
1001
1001
1000
999
998
997
996

Ozone (du)

370
365
361
355
349
345
344
343
348
341
337
334
332
329
333
335
335
337
341
344
346
352
354
357

Sunday 15

Waning Crescent 1%

07:21

14:55

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:26, Set: 17:28, Transit: 12:28. Moon - Rise: 07:21, Set: 14:55. Civil Dark: 18:03 - 06:51. Nautical Dark: 18:42 - 06:11. Astro Dark: 19:22 - 05:32

Total Clouds (% Sky Obscured)

96
56
96
84
83
62
85
74
85
100
100
100
68
71
87
78
70
68
100
99
71
77
75
71

Low Clouds (% Sky Obscured)

52
56
89
82
82
53
73
58
67
69
74
85
68
54
61
50
53
63
62
84
59
53
47
40

Medium Clouds (% Sky Obscured)

80
0
87
10
23
30
30
30
38
100
91
97
11
13
14
10
4
0
43
87
2
0
0
70

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
1
0
0
1
5
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

5
97
2
6
0
0
0
0
0
0
0
6
1
90
15
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

64
89
51
55
36
41
40
44
44
49
50
56
33
30
17
47
30
26
36
77
43
54
45
61

Precipitation Amount (mm)

0
0.5
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0.2
0
0
0
0.8
0
0
0
0.3

Wind Speed/Direction (mph)

17
18
17
17
17
17
17
19
19
19
19
18
20
19
19
19
19
18
20
21
17
16
14
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

996
995
995
995
994
994
994
994
994
994
994
994
994
994
994
994
994
994
994
993
993
993
994
995

Ozone (du)

358
364
374
374
369
376
386
382
376
378
382
384
386
383
386
392
389
391
390
394
394
394
389
392

Monday 16

Waning Crescent 0%

07:36

16:16

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 OK
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:24, Set: 17:30, Transit: 12:28. Moon - Rise: 07:36, Set: 16:16. Civil Dark: 18:05 - 06:49. Nautical Dark: 18:44 - 06:09. Astro Dark: 19:23 - 05:30

Total Clouds (% Sky Obscured)

70
42
69
78
83
95
97
99
33
82
92
63
29
35
63
62
65
67
80
89
100
100
100
100

Low Clouds (% Sky Obscured)

43
42
51
64
75
87
91
94
33
82
69
55
29
35
46
51
56
61
54
47
41
33
26
18

Medium Clouds (% Sky Obscured)

0
8
0
1
1
2
4
4
5
4
2
0
0
2
0
0
1
23
53
71
94
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
1
0
1
3
2
31
23
3
7
41
49
53
17
69
69
100
100
100
100

ISS Passover

Visibility (miles)

0
9
9
9
9
9
9
9
9
1
5
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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 (%)

34
13
11
23
25
11
20
30
27
30
29
13
17
16
1
2
1
0
0
0
0
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)

14
19
18
17
18
17
14
14
15
14
14
14
13
11
10
8
7
6
6
5
6
6
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
91
88
91
89
86
82
85
85
96
96
85
86
86
84
81
81
78
74
72
68
66
63
63

Pressure (mb)

996
998
1000
1001
1003
1004
1005
1007
1008
1010
1011
1012
1013
1014
1015
1016
1017
1018
1018
1018
1019
1019
1018
1018

Ozone (du)

391
385
384
382
377
372
364
351
348
349
348
343
343
343
340
337
337
333
333
333
332
331
328
325

Tuesday 17

New Moon 1%

07:48

17:38

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:22, Set: 17:32, Transit: 12:28. Moon - Rise: 07:48, Set: 17:38. Civil Dark: 18:06 - 06:47. Nautical Dark: 18:46 - 06:08. Astro Dark: 19:25 - 05:28

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
98
96
94
96
98
100
100
100
100

Low Clouds (% Sky Obscured)

22
27
34
21
10
0
20
40
60
73
87
100
98
97
95
97
95
92
89
87
84
82
79
77

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
45
59
99
97
94
91
90
80
69
63
58
52
47
41
36

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
83
66
52
88
63
30
47
72
100
99
99
98

ISS Passover

Visibility (miles)

9
9
6
2
1
1
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

0
10
15
31
36
38
28
48
61
69
78
94
95
95
95
95
95
95
95
70
41
51
51
56

Precipitation Amount (mm)

0
0
0
0
0.1
0.1
0
0.2
0.3
0.3
0.3
0.5
1
1.1
0.6
1.1
1.1
1
0.8
0.2
0
0
0
0.3

Wind Speed/Direction (mph)

7
8
8
9
10
12
13
15
17
19
19
19
20
18
17
15
9
7
4
4
4
4
4
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
72
83
91
96
98
96
94
98
98
98
96
98
98
100
100
100
100
98
100
100
98
98
96

Pressure (mb)

1017
1017
1017
1017
1016
1014
1013
1012
1011
1010
1008
1007
1005
1004
1002
1001
998
998
998
997
997
997
996
995

Ozone (du)

326
327
329
332
334
337
340
339
343
347
352
358
364
367
367
370
370
371
372
371
371
371
373
376

Wednesday 18

Waxing Crescent 5%

07:58

19:00

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
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:20, Set: 17:33, Transit: 12:28. Moon - Rise: 07:58, Set: 19:00. Civil Dark: 18:08 - 06:45. Nautical Dark: 18:48 - 06:06. Astro Dark: 19:27 - 05:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
98
97
95
93
89
87
91
94
96
92
88
84
81
79
74
76
77
74

Low Clouds (% Sky Obscured)

78
78
79
86
93
100
98
97
95
93
89
87
87
83
76
68
60
53
53
54
55
51
47
46

Medium Clouds (% Sky Obscured)

49
62
75
72
71
73
76
81
79
65
49
36
49
64
60
52
38
29
31
36
41
53
65
74

High Clouds (% Sky Obscured)

99
99
100
100
100
100
95
91
86
86
87
80
75
60
60
44
28
11
8
5
1
16
30
39

ISS Passover

Visibility (miles)

5
5
5
5
5
5
5
7
8
9
9
9
8
9
9
9
9
9
9
7
5
2
2
1

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

56
62
76
76
69
62
55
49
47
44
37
28
34
36
36
33
24
18
26
36
49
66
85
95

Precipitation Amount (mm)

0
0.2
0.5
0.5
0.3
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.8

Wind Speed/Direction (mph)

7
6
6
7
8
8
9
11
12
14
14
16
17
18
18
18
19
19
19
20
20
21
21
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
96
94
94
94
96
96
94
91
88
86
86
86
88
89
89
86
85
82
83
85
88
91
93

Pressure (mb)

994
994
993
993
993
993
994
994
995
996
997
998
998
999
1000
1000
1001
1002
1003
1003
1004
1004
1004
1005

Ozone (du)

379
381
383
386
393
399
406
406
407
407
407
408
408
406
404
402
396
390
383
376
369
361
365
368

Thursday 19

Waxing Crescent 11%

08:09

20:22

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
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:18, Set: 17:35, Transit: 12:27. Moon - Rise: 08:09, Set: 20:22. Civil Dark: 18:10 - 06:43. Nautical Dark: 18:49 - 06:04. Astro Dark: 19:29 - 05:24

Total Clouds (% Sky Obscured)

67
57
37
26
16
5
10
15
40
66
90
97
98
99
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

54
55
37
26
16
5
10
15
40
40
37
31
44
56
68
53
42
40
29
22
20

Medium Clouds (% Sky Obscured)

58
40
21
13
6
0
9
15
26
31
38
46
64
81
99
100
100
100
100
100
100

High Clouds (% Sky Obscured)

20
8
0
2
4
5
4
5
6
36
66
96
96
98
100
100
100
100
94
90
88

ISS Passover

Visibility (miles)

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

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

81
72
72
57
55
64
55
42
25
25
19
19
80
95
95
95
90
57
53
46
39

Precipitation Amount (mm)

0.5
0.4
0.4
0.2
0.2
0.4
0.3
0
0
0
0
0
0.4
0.8
0.9
0.8
0.5
0
0
0
0

Wind Speed/Direction (mph)

21
18
17
17
15
14
15
14
12
10
7
3
3
3
4
4
4
4
4
5
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
96
96
94
94
94
91
91
89
88
91
93
94
98
98
100
98
100
100
100
98

Pressure (mb)

1005
1006
1007
1008
1009
1010
1011
1012
1012
1013
1012
1012
1012
1011
1011
1010
1010
1010
1009
1009
1010

Ozone (du)

371
364
358
351
351
351
351
353
354
356
356
356
356
360
364
369
372
375
378
377
377

Forecast for Rhayader, Powys, United Kingdom (52.27,-3.57)

Generated: 13/02/26 14:59:54. Forecast: 13/02/26 to 19/02/26. Timezone: UTC+0.00