Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 5

Waning Gibbous 81%

22:22

09:36

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:12, Set: 17:37, Transit: 12:56. Moon - Rise: 22:22, Set: 09:36. Civil Dark: 18:13 - 07:36. Nautical Dark: 18:53 - 06:56. Astro Dark: 19:33 - 06:17

Total Clouds (% Sky Obscured)

99
100
96
89
100
99
100
100
91
93
100
91
100
100
90
99
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

48
43
69
77
72
72
76
80
90
89
100
66
59
69
76
83
75
79
80
82
69
88
84
74

Medium Clouds (% Sky Obscured)

99
37
56
64
73
52
89
99
87
42
68
89
24
25
25
37
40
97
97
100
100
100
100
100

High Clouds (% Sky Obscured)

98
95
60
0
77
38
100
28
15
20
95
1
100
100
14
32
27
63
100
100
100
100
100
98

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
4
9
30
44
36
18
11
4
1
0
1
2
9
18
23
25
27
40
42
31

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
14
14
12
11
10
11
11
11
11
11
11
9
9
8
9
9
9
9
9
9
10
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
79
79
82
83
85
85
86
86
86
86
89
89
91
91
89
88
86
86
86
85
83
83

Pressure (mb)

992
991
991
991
990
989
989
989
989
989
988
988
988
988
988
988
988
988
988
988
988
988
988
989

Ozone (du)

473
466
463
456
451
453
453
451
450
446
436
430
426
425
426
426
424
422
422
419
413
411
410
412

Friday 6

Waning Gibbous 72%

23:37

09:47

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:11, Set: 17:39, Transit: 12:56. Moon - Rise: 23:37, Set: 09:47. Civil Dark: 18:15 - 07:35. Nautical Dark: 18:55 - 06:55. Astro Dark: 19:34 - 06:15

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
99
91
95
98
97
100
83
76
84
100
100
100
48
47
85
73
51

Low Clouds (% Sky Obscured)

88
96
83
90
78
93
96
75
79
59
72
65
50
62
61
66
63
60
63
45
44
77
70
51

Medium Clouds (% Sky Obscured)

99
100
100
95
70
64
59
80
34
81
95
62
62
45
52
66
64
64
91
45
45
41
1
0

High Clouds (% Sky Obscured)

59
95
89
68
100
100
25
30
6
5
6
23
14
47
1
4
4
98
93
3
1
2
7
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
13
0
0
0
0
10
12
14
15
8

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 (%)

32
36
30
42
40
26
30
13
19
19
20
27
20
9
5
6
22
29
28
13
15
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)

11
11
11
11
10
9
8
8
8
7
8
8
8
8
8
7
7
7
8
8
7
7
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
76
75
75
84
88
94
93
91
91
91
91
91
93
94
94
94
96
96
93
91
91
93
93

Pressure (mb)

989
989
989
989
989
990
990
991
991
992
993
993
994
994
995
996
996
996
997
998
998
998
999
1000

Ozone (du)

414
414
412
413
417
418
425
431
433
434
432
429
431
431
430
429
425
423
424
425
426
427
431
432

Saturday 7

Waning Gibbous 63%

00:53

10:00

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:09, Set: 17:41, Transit: 12:56. Moon - Rise: 00:53, Set: 10:00. Civil Dark: 18:16 - 07:33. Nautical Dark: 18:57 - 06:53. Astro Dark: 19:36 - 06:14

Total Clouds (% Sky Obscured)

73
87
71
68
100
91
95
98
90
87
89
92
89
95
89
88
96
96
97
93
100
100
100
100

Low Clouds (% Sky Obscured)

65
87
70
59
58
59
88
71
67
78
64
63
54
72
50
68
72
69
72
71
79
72
70
72

Medium Clouds (% Sky Obscured)

16
23
38
39
64
77
77
77
63
41
61
66
64
66
43
53
95
94
75
70
100
100
100
100

High Clouds (% Sky Obscured)

39
5
3
8
100
10
9
81
62
5
26
11
10
15
47
57
56
60
66
66
51
18
10
5

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
1
0
0
0
0
0
0
0
4
7
12
13
25
22
19
32
14
5
3
3
4
4

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

Chance of Frost

Temperature (°C)

6
8
9
9
10
10
11
10
9
9
8
8
8
8
7
7
7
7
7
6
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
79
73
70
71
71
73
78
82
87
85
85
87
88
90
90
91
90
91
91
90
90
90
91

Pressure (mb)

1000
1001
1001
1001
1002
1002
1002
1003
1003
1004
1004
1005
1005
1005
1006
1006
1006
1007
1007
1007
1007
1008
1008
1009

Ozone (du)

433
433
433
432
429
428
428
426
425
425
423
422
420
420
419
417
415
414
413
412
412
415
416
417

Sunday 8

Waning Gibbous 53%

02:08

10:00

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:07, Set: 17:42, Transit: 12:56. Moon - Rise: 02:08, Set: 10:00. Civil Dark: 18:18 - 07:31. Nautical Dark: 18:58 - 06:51. Astro Dark: 19:38 - 06:12

Total Clouds (% Sky Obscured)

97
94
99
99
98
98
98
99
99
98
88
91
100
100
100
98
91
93
79
85
91
97
90
92

Low Clouds (% Sky Obscured)

78
84
93
90
94
78
78
73
69
67
70
68
69
72
72
77
81
82
79
85
91
97
90
92

Medium Clouds (% Sky Obscured)

56
64
95
93
90
87
91
94
96
86
45
44
48
55
94
91
70
69
30
27
25
30
17
7

High Clouds (% Sky Obscured)

57
50
70
70
65
50
45
33
80
66
61
57
59
61
63
43
22
1
1
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 (%)

8
8
4
10
9
4
11
11
5
5
3
1
3
3
1
2
2
0
1
1
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)

7
8
8
8
8
8
7
7
7
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
82
78
77
76
77
80
82
88
88
88
90
90
90
89
89
88
91
89
89
91
89
89
86

Pressure (mb)

1010
1010
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

419
420
420
419
416
411
410
410
408
406
408
409
410
413
417
424
427
425
426
430
434
442
449
452

Monday 9

Third Quarter 43%

03:22

10:16

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:05, Set: 17:44, Transit: 12:56. Moon - Rise: 03:22, Set: 10:16. Civil Dark: 18:20 - 07:30. Nautical Dark: 19:00 - 06:50. Astro Dark: 19:39 - 06:11

Total Clouds (% Sky Obscured)

97
95
93
91
89
87
85
83
79
81
82
86
88
82
86
86
86
85
85
87
88
92
96
100

Low Clouds (% Sky Obscured)

92
85
81
76
74
68
73
72
73
68
60
55
64
77
86
86
86
83
85
87
88
92
96
100

Medium Clouds (% Sky Obscured)

6
23
45
39
40
40
40
35
35
37
28
50
30
15
1
1
2
4
4
4
4
7
10
11

High Clouds (% Sky Obscured)

1
3
4
18
32
46
37
27
22
26
30
35
25
12
3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
1
1
1
1
1
1
1
0
-0
-0
-0
0
1
0
1
1
1
0
0
0
-0

Relative Humidity (%)

82
77
72
71
69
67
69
71
75
76
77
77
79
82
85
88
88
89
89
91
89
91
88
83

Pressure (mb)

1011
1011
1011
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1007
1007
1007
1007
1006

Ozone (du)

455
456
456
454
449
447
442
436
429
424
419
418
419
417
412
406
407
407
408
407
405
404
402
399

Tuesday 10

Waning Crescent 34%

04:33

10:39

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
07 Bad
08 Bad
09 Bad

Sun - Rise: 08:03, Set: 17:46, Transit: 12:56. Moon - Rise: 04:33, Set: 10:39. Civil Dark: 18:22 - 07:28. Nautical Dark: 19:02 - 06:48. Astro Dark: 19:41 - 06:09

Total Clouds (% Sky Obscured)

100
100
100
99
99
91
85
79
72
81
91
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
90
80
70
55
40
25
25
24
24
16
8
1
6
11
16
38
59
79
84
89
92

Medium Clouds (% Sky Obscured)

26
35
44
55
66
77
70
63
55
70
85
100
96
92
88
93
97
100
97
94
92
94
97
100

High Clouds (% Sky Obscured)

1
2
7
37
67
91
68
50
35
53
67
81
87
94
100
100
100
100
100
100
99
100
100
96

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
6
9
9
26
31
33
39
47
55

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
75
71
67
66
66
66
71
75
82
80
80
82
82
80
80
82
85
86
88
93
94
96
94

Pressure (mb)

1006
1006
1005
1005
1004
1003
1002
1001
1001
1000
999
998
997
997
996
995
994
993
992
991
991
990
990
990

Ozone (du)

397
395
393
391
393
395
398
391
384
377
372
367
362
361
359
357
358
359
360
361
361
361
361
361

Wednesday 11

Waning Crescent 25%

05:35

11:10

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: 17:48, Transit: 12:56. Moon - Rise: 05:35, Set: 11:10. Civil Dark: 18:23 - 07:26. Nautical Dark: 19:03 - 06:46. Astro Dark: 19:43 - 06:07

Total Clouds (% Sky Obscured)

100
100
100
98
96
94
96
98
100
100
100
100
99
98
97
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

92
91
90
90
89
88
92
95
99
99
98
97
96
95
94
90
87
84
89
92
96

Medium Clouds (% Sky Obscured)

97
96
95
73
55
39
50
57
48
57
68
81
82
83
83
76
69
62
49
41
39

High Clouds (% Sky Obscured)

97
97
100
73
52
28
52
75
98
84
71
68
79
84
90
81
72
63
50
36
17

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

Fog (%)

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

Precipitation Probability (%)

67
74
76
70
60
45
44
48
56
65
61
57
42
33
30
35
40
46
61
62
55

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
94
94
94
93
91
91
91
91
93
94
94
94
94
93
94
94
94
93
93
93

Pressure (mb)

990
989
989
989
989
989
989
989
989
990
990
990
991
991
991
991
991
991
991
992
992

Ozone (du)

361
362
363
363
365
367
369
367
366
364
369
374
379
386
392
399
403
406
409
411
413

Forecast for Leiden, Gemeente Leiden, Netherlands (52.16,4.50)

Generated: 05/02/26 10:05:08. Forecast: 05/02/26 to 11/02/26. Timezone: UTC+1.00