Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 31

Waxing Gibbous 99%

15:59

07:16

12 OK
13 Bad
14 Bad
15 OK
16 OK
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: 07:14, Set: 17:25, Transit: 12:20. Moon - Rise: 15:59, Set: 07:16. Civil Dark: 17:53 - 06:45. Nautical Dark: 18:26 - 06:13. Astro Dark: 18:58 - 05:41

Total Clouds (% Sky Obscured)

42
64
64
47
31
61
96
100
86
100
80
82
76
81
83
86
91
100
100
100
100
100
100
88

Low Clouds (% Sky Obscured)

17
49
44
30
4
20
62
68
38
4
4
4
11
9
6
10
13
9
9
6
9
10
15
14

Medium Clouds (% Sky Obscured)

0
1
1
24
33
65
93
100
75
98
80
41
68
81
52
69
30
0
43
55
61
9
0
3

High Clouds (% Sky Obscured)

0
0
0
12
11
38
73
73
87
100
78
39
50
70
64
52
91
100
100
100
100
100
100
76

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
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

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
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

9
9
10
10
9
8
6
7
7
8
10
12
12
12
14
15
14
12
12
11
12
13
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-12
-12
-11
-10
-10
-11
-12
-13
-13
-14
-16
-17
-17
-18
-19
-20
-20
-19
-19
-19
-20
-19
-17
-16

Dew Point (°C)

-16
-16
-15
-15
-15
-15
-15
-15
-14
-15
-13
-13
-14
-15
-15
-16
-16
-16
-16
-16
-16
-15
-13
-12

Relative Humidity (%)

51
49
49
48
50
50
52
58
63
63
83
81
83
81
79
79
79
76
78
79
78
78
80
77

Pressure (mb)

1023
1022
1021
1020
1020
1020
1020
1020
1020
1020
1019
1018
1018
1018
1017
1015
1015
1015
1015
1016
1016
1017
1016
1016

Ozone (du)

433
432
432
430
431
434
439
456
458
456
455
453
451
448
448
453
456
452
443
435
435
435
440
438

Sunday 1

Full Moon 100%

17:16

07:48

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

Sun - Rise: 07:13, Set: 17:26, Transit: 12:20. Moon - Rise: 17:16, Set: 07:48. Civil Dark: 17:55 - 06:44. Nautical Dark: 18:27 - 06:12. Astro Dark: 18:59 - 05:40

Total Clouds (% Sky Obscured)

94
73
67
36
3
3
3
4
8
8
7
0
0
3
3
4
4
4
3
4
4
4
6
3

Low Clouds (% Sky Obscured)

6
5
8
8
3
3
3
3
6
6
7
0
0
3
3
4
4
4
3
4
3
3
6
3

Medium Clouds (% Sky Obscured)

14
5
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)

86
62
47
24
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 (%)

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

Chance of Frost

Temperature (°C)

-8
-7
-6
-5
-5
-5
-6
-6
-7
-7
-8
-8
-9
-9
-10
-10
-10
-10
-10
-10
-9
-8
-6
-5

Feels Like (°C)

-14
-13
-12
-11
-10
-10
-11
-11
-12
-12
-13
-14
-14
-15
-15
-14
-15
-14
-14
-13
-13
-13
-11
-9

Dew Point (°C)

-11
-10
-9
-9
-9
-9
-9
-9
-10
-10
-11
-12
-12
-13
-12
-12
-13
-12
-12
-12
-12
-11
-9
-7

Relative Humidity (%)

77
74
74
74
73
74
74
77
79
80
79
75
75
75
80
81
81
81
81
81
81
82
82
81

Pressure (mb)

1015
1014
1014
1013
1014
1014
1015
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1020
1020
1021
1022
1022
1022
1022

Ozone (du)

440
441
444
450
456
459
459
457
456
456
456
456
460
463
466
467
465
461
452
440
430
428
425
429

Monday 2

Waning Gibbous 98%

18:30

08:14

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

Sun - Rise: 07:12, Set: 17:27, Transit: 12:20. Moon - Rise: 18:30, Set: 08:14. Civil Dark: 17:56 - 06:43. Nautical Dark: 18:28 - 06:11. Astro Dark: 19:00 - 05:39

Total Clouds (% Sky Obscured)

3
4
3
1
0
33
20
9
6
62
92
40
41
79
54
48
37
58
74
78
88
95
98
89

Low Clouds (% Sky Obscured)

3
3
0
0
0
3
4
4
4
6
23
25
21
67
20
22
22
54
70
78
86
85
49
49

Medium Clouds (% Sky Obscured)

0
0
0
1
0
33
20
2
1
60
82
40
34
37
34
23
0
0
0
2
3
41
48
40

High Clouds (% Sky Obscured)

0
1
3
0
0
0
1
1
0
0
24
36
31
2
2
0
0
0
1
2
2
10
24
13

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 (%)

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 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
13
13
11
10
7
5
5
4
4
4
3
4
3
3
3
3
4
3
3
4
4
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
78
78
77
77
84
87
87
87
85
87
87
87
85
87
89
87
87
88
88
89
89
86
84

Pressure (mb)

1021
1021
1020
1020
1021
1021
1022
1022
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024

Ozone (du)

432
412
405
412
395
381
379
391
419
419
413
399
385
377
376
378
378
373
369
369
366
366
366
363

Tuesday 3

Waning Gibbous 93%

19:41

08:37

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
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 07:11, Set: 17:29, Transit: 12:20. Moon - Rise: 19:41, Set: 08:37. Civil Dark: 17:57 - 06:42. Nautical Dark: 18:29 - 06:10. Astro Dark: 19:01 - 05:39

Total Clouds (% Sky Obscured)

95
91
92
88
90
98
95
95
95
95
96
98
100
100
100
100
100
100
100
100
93
100
100
100

Low Clouds (% Sky Obscured)

31
84
81
80
84
96
91
81
72
64
73
78
82
89
94
100
95
89
87
80
74
78
76
75

Medium Clouds (% Sky Obscured)

76
81
89
88
90
98
95
95
95
95
94
97
100
99
99
98
99
99
100
100
38
43
48
99

High Clouds (% Sky Obscured)

30
30
30
30
20
10
10
25
40
55
68
84
100
100
100
100
100
99
71
70
83
100
75
47

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
3
0
0
0
0
0
0
0
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
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
1
3
4
5
2
6
6
16
31
41
43
51
44
39
41
40
30
33
28

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.1
0.2
0.1
0.1
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-3
-2
-2
-1
-1
-2
-2
-3
-3
-3
-5
-6
-6

Relative Humidity (%)

84
89
89
89
84
91
92
94
96
96
94
94
96
96
98
98
96
98
96
96
94
87
84
81

Pressure (mb)

1023
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1020
1020
1021
1021
1021

Ozone (du)

357
356
352
348
346
343
344
347
354
357
358
359
361
366
369
372
377
378
378
377
380
382
383
387

Wednesday 4

Waning Gibbous 87%

20:47

08:59

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

Sun - Rise: 07:10, Set: 17:30, Transit: 12:20. Moon - Rise: 20:47, Set: 08:59. Civil Dark: 17:58 - 06:41. Nautical Dark: 18:30 - 06:09. Astro Dark: 19:02 - 05:38

Total Clouds (% Sky Obscured)

99
93
87
83
90
95
100
50
29
2
2
7
12
35
40
55
65
15
9
8
12
14
9
6

Low Clouds (% Sky Obscured)

72
53
31
8
13
15
1
0
0
0
0
0
0
0
0
4
4
0
0
6
12
14
9
6

Medium Clouds (% Sky Obscured)

98
92
85
78
77
73
70
36
18
0
0
1
1
29
38
49
50
6
2
0
0
0
0
0

High Clouds (% Sky Obscured)

20
21
4
6
52
76
71
45
22
0
2
3
3
4
3
0
4
4
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
5
3
8
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 (%)

12
11
7
1
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

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

Chance of Frost

Temperature (°C)

-3
-3
-2
-2
-2
-3
-4
-5
-7
-7
-8
-9
-9
-10
-10
-10
-10
-10
-10
-11
-10
-8
-7
-6

Feels Like (°C)

-7
-8
-7
-7
-6
-6
-7
-9
-9
-9
-10
-11
-13
-14
-14
-14
-14
-14
-13
-13
-12
-11
-11
-9

Dew Point (°C)

-6
-6
-6
-5
-5
-5
-5
-7
-8
-9
-10
-11
-11
-12
-12
-12
-12
-12
-12
-13
-12
-10
-10
-9

Relative Humidity (%)

79
76
76
81
82
89
91
89
89
87
85
85
85
85
85
86
88
87
83
85
85
85
77
76

Pressure (mb)

1020
1020
1019
1019
1019
1019
1020
1020
1020
1020
1020
1021
1021
1021
1021
1020
1020
1020
1020
1021
1021
1021
1021
1021

Ozone (du)

386
393
391
395
386
386
394
406
416
417
423
415
413
410
391
383
390
403
414
421
434
428
415
404

Thursday 5

Waning Gibbous 79%

21:52

09:20

12 Good
13 Good
14 Good
15 Good
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
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: 07:09, Set: 17:31, Transit: 12:20. Moon - Rise: 21:52, Set: 09:20. Civil Dark: 17:59 - 06:40. Nautical Dark: 18:31 - 06:08. Astro Dark: 19:03 - 05:37

Total Clouds (% Sky Obscured)

3
1
1
1
33
67
100
86
64
37
43
42
53
57
65
72
93
96
94
92
93
93
95
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
4
5
5
7
14
26
43
59
75
74
74
73
82
91

Medium Clouds (% Sky Obscured)

0
0
0
0
16
37
55
59
58
37
43
42
53
57
65
72
92
79
51
56
74
93
95
98

High Clouds (% Sky Obscured)

0
0
0
0
2
3
15
25
24
6
8
9
3
32
56
72
67
33
4
34
37
55
44
31

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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
5
6
3
5
5

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-9
-8
-7
-7
-6
-6
-5
-4
-10
-10
-9
-10
-10
-10
-13
-12
-12
-12
-13
-14
-10
-10
-11
-11

Dew Point (°C)

-9
-8
-7
-7
-6
-7
-8
-8
-9
-10
-10
-11
-11
-11
-11
-10
-9
-9
-9
-8
-7
-6
-5
-5

Relative Humidity (%)

72
70
73
75
78
81
82
85
85
85
87
87
87
87
88
87
87
85
84
84
84
84
84
84

Pressure (mb)

1020
1019
1018
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1013
1012
1012
1011
1010
1009
1008

Ozone (du)

398
394
396
397
399
404
408
413
414
415
416
415
413
412
409
406
402
402
401
400
398
396
393
391

Friday 6

Waning Gibbous 70%

22:55

09:42

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 OK
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 OK

Sun - Rise: 07:08, Set: 17:32, Transit: 12:20. Moon - Rise: 22:55, Set: 09:42. Civil Dark: 18:00 - 06:39. Nautical Dark: 18:32 - 06:07. Astro Dark: 19:04 - 05:36

Total Clouds (% Sky Obscured)

100
95
90
92
93
96
97
94
92
90
77
64
53
29
9
2
2
2
2
2
2
3
8
18

Low Clouds (% Sky Obscured)

100
90
81
79
93
96
97
94
92
90
77
64
53
29
9
2
2
2
2
2
2
1
4
9

Medium Clouds (% Sky Obscured)

98
95
90
90
91
93
95
90
90
90
69
46
26
17
8
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

4
25
45
64
63
63
62
53
39
14
3
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
6
3
0
3
6
9
7
4
2
4
7
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
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

5
25
36
46
42
33
18
13
12
14
14
13
4
6
4
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.2
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
12
11
10
10
10
10
11
12
14
18
18
18
19
18
18
17
17
17
16
16
16
16
16

Chance of Frost

Temperature (°C)

-2
-1
-0
0
0
0
0
-0
-1
-2
-2
-4
-6
-8
-10
-11
-12
-13
-14
-14
-14
-13
-13
-12

Feels Like (°C)

-10
-10
-6
-6
-6
-6
-5
-5
-5
-6
-6
-5
-5
-5
-15
-17
-17
-18
-18
-19
-21
-20
-21
-20

Dew Point (°C)

-4
-3
-2
-1
0
-1
-2
-3
-3
-4
-4
-7
-10
-13
-14
-16
-17
-17
-18
-19
-18
-18
-18
-16

Relative Humidity (%)

86
84
89
94
100
92
87
83
83
84
86
81
74
70
69
69
67
68
68
67
68
67
66
67

Pressure (mb)

1007
1006
1005
1005
1004
1004
1005
1005
1006
1006
1007
1009
1010
1011
1012
1014
1015
1016
1017
1018
1019
1020
1020
1020

Ozone (du)

389
386
390
394
398
401
404
407
408
408
409
410
412
413
416
419
423
423
423
423
425
427
429
430

Forecast for Mount Wolf, York, United States of America (40.06,-76.70)

Generated: 31/01/26 22:38:59. Forecast: 31/01/26 to 06/02/26. Timezone: UTC-5.00