Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 3%

09:12

18:45

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 08:07, Set: 16:50, Transit: 12:28. Moon - Rise: 09:12, Set: 18:45. Civil Dark: 17:27 - 07:30. Nautical Dark: 18:07 - 06:49. Astro Dark: 18:46 - 06:10

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
98
70
55
54
55
60
43
55
92
86
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
95
88
76
18
57
65
55
54
49
60
43
53
51
56
70
70
73

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
96
49
14
1
6
4
0
55
90
48
100
97
100

High Clouds (% Sky Obscured)

100
100
100
100
97
52
100
96
100
100
27
0
0
0
0
0
0
3
10
0
0
0
1
2

ISS Passover

Visibility (miles)

9
8
2
0
0
2
4
6
5
8
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

Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
75
36
31
21
13
21
20
10
18
17
16
22
29
24
28

Precipitation Amount (mm)

1.6
1.4
2.5
5.5
4.7
2.3
2.7
1.2
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

27
29
31
30
22
13
10
13
9
8
9
9
10
9
9
8
8
8
11
10
11
14
16
18

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
87
91
95
96
94
94
91
93
94
93
90
85
86
88
86
86
85
83
85
85
88
88
94

Pressure (mb)

1001
1000
1000
999
999
999
998
998
998
998
998
998
999
999
999
998
998
997
996
995
994
992
991
989

Ozone (du)

319
318
321
323
325
328
332
333
332
334
344
352
361
365
372
384
383
383
377
376
372
365
357
352

Wednesday 21

Waxing Crescent 8%

09:28

20:03

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 08:06, Set: 16:52, Transit: 12:29. Moon - Rise: 09:28, Set: 20:03. Civil Dark: 17:28 - 07:29. Nautical Dark: 18:08 - 06:48. Astro Dark: 18:47 - 06:09

Total Clouds (% Sky Obscured)

100
96
100
100
99
91
96
100
100
94
84
89
92
92
92
93
100
100
95
99
100
90
81
84

Low Clouds (% Sky Obscured)

74
94
100
100
92
76
79
100
77
90
73
80
81
69
81
78
77
78
70
87
86
82
80
81

Medium Clouds (% Sky Obscured)

100
60
87
26
48
57
70
57
60
63
74
42
42
47
41
15
2
76
54
78
73
23
46
55

High Clouds (% Sky Obscured)

5
13
91
72
92
35
13
18
29
2
1
1
0
11
13
21
42
43
32
19
40
4
1
29

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
26
34
0
0
0
0
0
0
5
0
0
0
2
0
4
2
1
0
0
0

Precipitation Type

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

Precipitation Probability (%)

47
95
95
83
56
95
95
95
64
65
64
57
48
48
50
55
34
34
30
43
54
56
55
57

Precipitation Amount (mm)

0
1.1
1
0.6
0.2
1.1
1.8
1.1
0.2
0.3
0.2
0.3
0
0.2
0.2
0.4
0
0
0
0
0
0.2
0
0.2

Wind Speed/Direction (mph)

20
23
20
24
23
23
23
19
17
17
16
17
16
16
17
18
17
16
17
15
14
14
15
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

0
0
3
2
3
2
2
5
5
4
3
3
3
3
3
2
2
4
3
2
3
2
2
3

Dew Point (°C)

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

Relative Humidity (%)

96
98
100
98
96
96
96
98
96
90
90
93
95
95
95
91
91
93
93
91
90
93
93
93

Pressure (mb)

987
986
983
982
981
979
979
978
978
978
978
979
979
979
980
980
980
980
981
981
981
981
981
981

Ozone (du)

351
350
351
356
354
351
349
349
350
349
353
363
369
374
374
377
376
373
370
367
367
368
371
372

Thursday 22

Waxing Crescent 15%

09:41

21:20

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 08:04, Set: 16:53, Transit: 12:29. Moon - Rise: 09:41, Set: 21:20. Civil Dark: 17:30 - 07:28. Nautical Dark: 18:10 - 06:47. Astro Dark: 18:49 - 06:08

Total Clouds (% Sky Obscured)

86
89
85
64
74
80
95
76
78
66
68
86
85
79
80
53
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

84
72
74
64
54
71
80
71
78
66
68
61
58
64
66
41
45
55
63
73
68
69
65
70

Medium Clouds (% Sky Obscured)

55
75
47
3
18
33
72
71
65
60
60
37
51
50
64
53
60
67
83
99
100
100
100
100

High Clouds (% Sky Obscured)

30
32
10
0
30
31
40
40
40
26
30
56
60
55
50
52
100
100
64
68
93
50
50
70

ISS Passover

Visibility (miles)

8
8
9
9
9
9
9
9
9
9
9
9
9
9
9
3
4
1
9
9
9
9
9
8

Fog (%)

54
68
100
84
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

53
43
37
24
32
50
62
68
72
77
47
15
9
23
74
95
95
95
35
35
37
47
63
67

Precipitation Amount (mm)

0
0
0
0
0
0
0.3
0.5
0.5
0.9
0
0
0
0
0.4
1.1
1.6
1.1
0
0
0
0
0.2
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
96
93
88
87
90
88
85
87
90
90
85
81
82
90
93
96
90
89
89
91
86
86

Pressure (mb)

981
982
982
983
983
983
984
984
984
984
985
985
984
983
983
982
981
980
980
981
981
981
980
981

Ozone (du)

374
376
377
378
377
379
382
374
368
364
360
360
361
365
371
374
376
379
386
389
395
401
404
410

Friday 23

Waxing Crescent 24%

09:53

22:39

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 08:03, Set: 16:55, Transit: 12:29. Moon - Rise: 09:53, Set: 22:39. Civil Dark: 17:31 - 07:27. Nautical Dark: 18:11 - 06:46. Astro Dark: 18:50 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
100
98
98
89
81
63
60
47
47
47
83
100
54
46
67
80
100
100

Low Clouds (% Sky Obscured)

74
78
84
89
95
75
60
45
54
67
79
63
60
47
47
47
72
94
54
46
66
54
61
86

Medium Clouds (% Sky Obscured)

100
100
99
98
97
91
99
95
92
76
59
40
33
34
31
34
76
99
43
43
56
62
62
93

High Clouds (% Sky Obscured)

56
100
82
25
0
0
9
12
42
45
53
29
24
22
29
34
57
54
48
46
67
80
100
95

ISS Passover

Visibility (miles)

9
8
9
9
9
8
7
7
6
8
7
9
8
9
9
8
6
4
9
9
9
8
9
7

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

Precipitation Probability (%)

68
58
57
57
66
69
63
57
81
91
95
84
75
63
77
87
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0.2
0
0
0
0
0.3
0.2
0
0.4
0.5
0.5
0.4
0.3
0
0.4
0.6
0.8
0.7
0.9
1.4
0.8
0.8
1.5
0.9

Wind Speed/Direction (mph)

8
8
9
12
14
15
16
16
17
17
16
17
16
15
15
8
11
19
20
20
20
20
20
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
2
2
3
3
3
3
3
2
2
2
2
2
2
2
2
3
2
2
3
3
3
3

Relative Humidity (%)

88
86
82
82
81
76
76
76
79
79
82
82
83
83
83
82
83
85
80
80
82
82
80
85

Pressure (mb)

981
981
981
981
981
981
981
981
981
981
980
980
980
980
980
980
981
981
982
983
984
984
984
985

Ozone (du)

416
420
422
424
423
421
420
415
412
411
412
416
421
425
425
426
427
428
429
433
431
434
434
434

Saturday 24

Waxing Crescent 34%

10:06

23:59

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 08:02, Set: 16:57, Transit: 12:29. Moon - Rise: 10:06, Set: 23:59. Civil Dark: 17:33 - 07:26. Nautical Dark: 18:13 - 06:45. Astro Dark: 18:51 - 06:06

Total Clouds (% Sky Obscured)

100
100
100
99
99
100
100
100
100
99
98
70
69
68
67
72
70
69
65
58
68
78
88
91

Low Clouds (% Sky Obscured)

96
100
94
84
84
81
80
77
74
71
68
66
69
68
67
72
70
51
39
34
40
50
57
58

Medium Clouds (% Sky Obscured)

100
100
100
82
67
87
86
81
44
18
6
25
42
47
47
44
47
38
36
33
41
53
65
77

High Clouds (% Sky Obscured)

92
89
89
89
80
81
72
68
74
78
67
3
4
5
12
17
30
38
39
38
39
33
25
41

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

95
77
83
88
95
95
84
76
65
56
48
71
85
94
84
72
61
50
45
38
35
38
38
54

Precipitation Amount (mm)

0.7
0.4
0.5
0.5
1
0.7
0.5
0.4
0.3
0
0
0.4
0.6
0.7
0.6
0.4
0.3
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

22
19
20
20
21
22
21
20
20
19
19
19
11
11
12
11
11
11
10
8
8
9
10
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-1
-1
-1
-2
-2
-2
-2
-2
-1
-1
-2
-2
-2
-2
-1
-1
-1
1
1
1
1
2
2

Dew Point (°C)

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

Relative Humidity (%)

91
88
86
85
88
87
88
90
93
91
93
90
91
93
93
91
90
88
88
90
90
91
91
94

Pressure (mb)

986
986
987
987
987
987
987
987
987
987
987
987
991
991
991
992
992
993
993
993
994
994
994
994

Ozone (du)

438
441
442
447
448
451
450
446
443
441
441
441
442
442
442
444
446
448
451
453
455
456
457
458

Sunday 25

Waxing Crescent 45%

10:21

01:24

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
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 08:01, Set: 16:58, Transit: 12:30. Moon - Rise: 10:21, Set: 01:24. Civil Dark: 17:34 - 07:25. Nautical Dark: 18:14 - 06:44. Astro Dark: 18:53 - 06:05

Total Clouds (% Sky Obscured)

96
100
100
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
93
67

Low Clouds (% Sky Obscured)

66
78
84
89
92
86
82
77
73
68
64
67
70
73
77
81
85
76
67
58
61
65
68
46

Medium Clouds (% Sky Obscured)

88
100
100
99
99
92
84
76
78
81
85
87
93
100
83
66
52
47
42
32
31
35
30
23

High Clouds (% Sky Obscured)

58
74
49
27
1
21
42
63
75
87
98
96
93
89
75
64
52
48
45
41
29
14
0
6

ISS Passover

Visibility (miles)

6
4
2
4
5
6
6
7
7
8
8
8
8
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

66
80
78
75
76
61
47
40
55
59
52
49
57
65
61
58
56
61
65
62
55
48
32
32

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

13
14
15
15
15
15
14
13
12
12
11
12
12
12
12
12
13
13
12
11
10
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
94
93
91
91
88
88
88
90
91
94
94
94
94
94
93
94
93
94
96
94
94
94

Pressure (mb)

994
994
995
995
995
995
996
996
996
996
997
997
998
998
999
999
1000
1000
1001
1001
1002
1002
1002
1002

Ozone (du)

459
460
460
460
460
459
461
462
463
464
465
466
463
460
457
457
457
457
455
452
449
443
437
431

Monday 26

First Quarter 57%

10:39

02:51

Sun - Rise: 08:00, Set: 17:00, Transit: 12:30. Moon - Rise: 10:39, Set: 02:51. Civil Dark: 17:36 - 07:24. Nautical Dark: 18:16 - 06:43. Astro Dark: 18:54 - 06:04

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.42)

Generated: 20/01/26 07:49:13. Forecast: 20/01/26 to 26/01/26. Timezone: UTC+0.00