Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 3%

09:50

19:00

13 Bad
14 Bad
15 OK
16 OK
17 Bad
18 Bad
19 OK
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

Sun - Rise: 08:29, Set: 17:07, Transit: 12:49. Moon - Rise: 09:50, Set: 19:00. Civil Dark: 17:44 - 07:52. Nautical Dark: 18:26 - 07:11. Astro Dark: 19:05 - 06:31

Total Clouds (% Sky Obscured)

93
77
47
37
57
83
44
64
100
100
100
100
98
100
89
77
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

22
9
0
0
0
0
0
0
0
7
8
9
9
21
52
49
38
15
12
5
0
54
74
61

Medium Clouds (% Sky Obscured)

0
0
0
0
0
17
0
18
0
0
17
34
18
10
45
41
70
94
100
74
100
100
91
60

High Clouds (% Sky Obscured)

12
15
36
30
57
67
41
45
100
100
100
100
96
100
79
60
100
100
100
100
100
100
100
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 (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
1
1
3
23
19
6
19
3
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)

5
5
5
5
6
6
7
7
6
6
5
6
6
6
6
7
9
10
10
9
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
62
63
70
77
80
82
81
81
83
84
86
86
86
81
77
73
70
68
70
69
69
68
67

Pressure (mb)

1017
1016
1016
1015
1015
1014
1014
1013
1013
1013
1012
1012
1011
1010
1009
1008
1007
1006
1006
1006
1005
1005
1004
1004

Ozone (du)

367
369
370
369
373
375
377
380
384
386
385
385
386
384
387
385
378
370
363
359
355
351
343
339

Wednesday 21

Waxing Crescent 8%

10:02

20:19

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
12 Bad

Sun - Rise: 08:28, Set: 17:09, Transit: 12:49. Moon - Rise: 10:02, Set: 20:19. Civil Dark: 17:46 - 07:51. Nautical Dark: 18:27 - 07:10. Astro Dark: 19:07 - 06:31

Total Clouds (% Sky Obscured)

100
100
100
100
100
86
92
87
76
85
59
78
76
83
83
84
84
92
84
85
63
67
86
57

Low Clouds (% Sky Obscured)

20
21
33
31
34
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

73
80
35
48
45
60
34
41
76
85
59
78
71
65
68
60
48
86
83
85
34
20
60
57

High Clouds (% Sky Obscured)

100
100
100
100
95
32
70
47
17
6
0
6
34
55
60
61
65
76
55
39
23
40
73
30

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
1
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
68
67
69
73
74
72
72
74
72
73
73
73
72
71
69
65
64
62
62
63
62
61
60

Pressure (mb)

1003
1002
1002
1001
1001
1001
1000
1000
1000
999
999
999
999
999
998
998
998
997
997
997
998
998
998
998

Ozone (du)

337
336
333
332
330
330
333
334
337
340
344
345
345
345
346
347
349
350
353
352
352
349
349
348

Thursday 22

Waxing Crescent 15%

10:13

21:38

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
12 Bad

Sun - Rise: 08:27, Set: 17:10, Transit: 12:50. Moon - Rise: 10:13, Set: 21:38. Civil Dark: 17:47 - 07:50. Nautical Dark: 18:29 - 07:09. Astro Dark: 19:08 - 06:30

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
97
99
100
100
100
100
98
98
96
81
65
48
54
60
66

Low Clouds (% Sky Obscured)

0
2
2
0
29
37
5
28
59
53
63
57
67
34
44
49
65
71
64
54
39
36
46
47

Medium Clouds (% Sky Obscured)

46
53
59
100
81
85
100
100
100
95
99
100
100
100
100
97
84
33
24
13
1
5
60
66

High Clouds (% Sky Obscured)

99
70
100
85
50
100
100
100
100
19
85
54
100
90
99
78
65
32
23
16
11
15
15
30

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
5
16
7
14
21
20
20
14
17
15
21
33
31
21
11
10
6
5
4
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
7
7
7
6
6
6
6
6
6
7
7
7
7
7
7
7
7
7
7
7
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
64
68
71
76
82
82
83
83
86
85
86
86
89
91
93
94
94
94
93
89
86
79
79

Pressure (mb)

997
997
997
997
997
997
997
997
997
997
997
997
996
996
996
996
996
995
995
995
996
996
996
996

Ozone (du)

344
348
354
357
357
359
365
371
377
382
384
389
394
394
391
392
390
391
383
376
373
371
369
367

Friday 23

Waxing Crescent 23%

10:25

22:58

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
12 Bad

Sun - Rise: 08:26, Set: 17:12, Transit: 12:50. Moon - Rise: 10:25, Set: 22:58. Civil Dark: 17:49 - 07:49. Nautical Dark: 18:30 - 07:08. Astro Dark: 19:09 - 06:29

Total Clouds (% Sky Obscured)

62
56
56
69
85
100
96
92
88
91
96
100
98
97
95
97
98
100
100
100
100
99
99
98

Low Clouds (% Sky Obscured)

40
30
22
33
44
54
36
18
0
9
19
28
19
9
0
0
0
5
3
12
10
23
36
53

Medium Clouds (% Sky Obscured)

47
56
56
69
80
81
85
91
88
91
96
56
56
97
89
94
92
89
88
88
88
90
93
97

High Clouds (% Sky Obscured)

25
30
35
60
77
100
85
66
46
64
82
100
67
33
0
33
67
100
100
100
100
68
40
20

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
Very Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
17
27
10
9
22
20
28
11
12
22
37
39
60
56

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
0.3
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

78
71
63
63
65
64
64
65
66
68
66
66
73
74
76
78
81
86
86
86
86
89
89
91

Pressure (mb)

996
995
995
995
995
995
995
995
996
996
996
997
997
997
997
997
998
998
998
999
999
1000
1000
1000

Ozone (du)

368
367
367
366
366
367
368
370
370
370
370
371
370
370
370
371
369
369
370
372
374
375
375
377

Saturday 24

Waxing Crescent 33%

10:39

00:19

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 OK
07 OK
08 OK
09 OK
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:25, Set: 17:14, Transit: 12:50. Moon - Rise: 10:39, Set: 00:19. Civil Dark: 17:51 - 07:48. Nautical Dark: 18:31 - 07:07. Astro Dark: 19:11 - 06:28

Total Clouds (% Sky Obscured)

98
98
98
99
99
100
99
100
100
100
100
100
99
99
98
78
54
29
32
35
37
54
71
90

Low Clouds (% Sky Obscured)

67
81
90
92
93
95
94
92
95
91
87
86
90
94
97
78
54
29
29
29
28
34
40
57

Medium Clouds (% Sky Obscured)

96
97
97
98
98
100
49
100
49
43
40
35
26
17
7
4
2
0
0
0
0
5
10
18

High Clouds (% Sky Obscured)

20
15
8
34
67
100
89
77
63
42
21
0
0
0
0
0
0
0
4
8
12
9
6
3

ISS Passover

Visibility (miles)

8
8
8
0
0
0
0
0
0
1
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
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

52
48
51
43
32
37
49
58
66
57
48
35
56
43
5
9
9
1
3
3
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.4
0.5
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
91
93
94
94
94
94
91
86
88
88
86
86
85
83
83
81
79
77
76
73
71

Pressure (mb)

1000
1000
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1000
1000
1001
1001
1001
1000
1000
1001
1001
1001
1001
1001

Ozone (du)

377
378
379
380
383
386
389
392
395
398
399
400
400
401
402
403
404
404
405
406
407
407
409
410

Sunday 25

Waxing Crescent 45%

10:56

01:45

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
12 Bad

Sun - Rise: 08:23, Set: 17:15, Transit: 12:50. Moon - Rise: 10:56, Set: 01:45. Civil Dark: 17:52 - 07:47. Nautical Dark: 18:33 - 07:06. Astro Dark: 19:12 - 06:27

Total Clouds (% Sky Obscured)

88
82
78
78
76
73
71
69
63
64
60
56
66
68
70
68
67
61
68
64
63
59
59
59

Low Clouds (% Sky Obscured)

50
38
25
18
11
3
11
17
23
30
38
41
43
44
45
48
55
61
68
64
63
59
59
59

Medium Clouds (% Sky Obscured)

24
17
18
20
22
24
25
25
34
39
34
34
38
37
41
30
22
23
22
26
38
47
47
46

High Clouds (% Sky Obscured)

32
60
78
78
76
73
71
69
63
64
60
56
66
47
22
47
67
61
61
31
1
28
58
59

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
69
72
72
77
81
88
87
87
87
86
86
84
86
84
83
83
83
83
79
77
75
70
67

Pressure (mb)

1001
1001
1001
1001
1002
1002
1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1002
1002
1003
1003
1003
1003
1003

Ozone (du)

412
413
414
414
415
416
417
416
415
414
413
411
410
408
406
404
404
403
403
398
394
390
397
405

Monday 26

First Quarter 56%

11:19

03:13

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: 08:22, Set: 17:17, Transit: 12:50. Moon - Rise: 11:19, Set: 03:13. Civil Dark: 17:54 - 07:45. Nautical Dark: 18:34 - 07:05. Astro Dark: 19:14 - 06:26

Total Clouds (% Sky Obscured)

67
75
83
85
87
88
90
92
93
84
76
65
74
80
87
92
96
99

Low Clouds (% Sky Obscured)

67
75
82
84
84
84
85
86
87
74
62
53
57
60
66
78
86
93

Medium Clouds (% Sky Obscured)

41
35
29
20
13
9
12
15
18
16
11
5
7
10
13
25
41
55

High Clouds (% Sky Obscured)

55
27
1
1
1
1
4
9
12
14
14
24
32
45
54
62
66
71

ISS Passover

Visibility (miles)

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

Precipitation Type

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
1
1
0
2
2
1
1
1
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-6
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-5
-4
-4
-4
-4
-4
-4

Relative Humidity (%)

64
66
66
67
70
70
72
71
71
70
72
75
80
81
83
84
84
83

Pressure (mb)

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

Ozone (du)

412
406
399
393
390
386
383
384
385
386
386
387
387
387
387
387
387
386

Forecast for Eindhoven, Gemeente Eindhoven, Netherlands (51.44,5.48)

Generated: 20/01/26 13:50:58. Forecast: 20/01/26 to 26/01/26. Timezone: UTC+1.00