Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

New Moon 1%

09:17

16:23

15 Good
16 Good
17 Good
18 Good
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: 08:32, Set: 17:04, Transit: 12:48. Moon - Rise: 09:17, Set: 16:23. Civil Dark: 17:41 - 07:54. Nautical Dark: 18:23 - 07:13. Astro Dark: 19:03 - 06:33

Total Clouds (% Sky Obscured)

4
3
9
13
59
66
79
85
88
88
94
90
90
85
93
94
87
86
88
94
98
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
4
24
31
36
40
39
46
39
32
36
42
37
34
39
51
59
72
79
70

Medium Clouds (% Sky Obscured)

0
3
9
13
40
42
44
45
55
53
80
50
53
75
89
90
83
83
78
79
87
98
100
100

High Clouds (% Sky Obscured)

3
0
0
0
1
0
1
0
0
0
0
1
0
1
0
1
1
1
1
2
18
25
20
15

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
70
72
73
73
76
79
81
83
84
86
86
88
89
89
88
86
84
84
81
77
72
71
68

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1018
1018
1018

Ozone (du)

372
372
373
373
374
376
377
377
376
374
373
373
371
370
368
366
367
367
368
370
371
370
367
365

Monday 19

Waxing Crescent 3%

09:35

17:41

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

Sun - Rise: 08:31, Set: 17:05, Transit: 12:49. Moon - Rise: 09:35, Set: 17:41. Civil Dark: 17:43 - 07:53. Nautical Dark: 18:24 - 07:12. Astro Dark: 19:04 - 06:32

Total Clouds (% Sky Obscured)

100
97
99
86
94
87
85
93
69
56
77
52
45
47
36
57
59
76
49
28
31
12
2
1

Low Clouds (% Sky Obscured)

50
0
1
0
10
17
17
16
19
20
17
18
18
16
13
15
11
5
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

100
97
99
86
49
59
37
50
45
24
32
18
13
8
10
18
8
76
49
28
18
8
2
1

High Clouds (% Sky Obscured)

15
10
10
7
74
5
3
5
5
5
3
3
0
6
14
36
41
63
36
2
1
2
2
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
70
73
73
76
79
80
82
83
83
85
86
86
86
86
86
83
83
81
77
72
65
63
62

Pressure (mb)

1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1017

Ozone (du)

363
361
361
361
362
361
362
366
366
364
362
361
361
362
363
362
362
360
359
359
360
361
361
361

Tuesday 20

Waxing Crescent 8%

09:50

19:00

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

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)

10
10
15
14
16
14
26
24
23
19
22
47
11
2
13
7
13
20
21
15
19
14
20
20

Low Clouds (% Sky Obscured)

0
0
0
0
13
13
24
23
18
17
17
13
4
0
0
0
0
0
0
0
1
1
0
1

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
9
3
10
3

High Clouds (% Sky Obscured)

8
8
15
14
3
0
0
0
3
0
4
34
7
2
10
6
13
20
21
15
19
14
20
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
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
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

62
66
73
77
80
83
86
88
88
88
86
86
88
86
86
84
83
81
78
74
72
68
67
67

Pressure (mb)

1017
1016
1016
1016
1015
1015
1014
1014
1013
1013
1012
1011
1010
1010
1009
1008
1007
1007
1006
1006
1005
1004
1003
1003

Ozone (du)

361
362
362
362
361
363
368
369
370
370
370
371
371
369
369
372
373
375
377
377
376
375
372
366

Wednesday 21

Waxing Crescent 8%

10:02

20:19

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

25
27
35
42
51
57
68
70
75
80
60
37
17
34
56
77
84
93
100
99
98
98
94
90

Low Clouds (% Sky Obscured)

15
5
1
0
3
0
0
0
0
0
0
0
0
0
0
0
23
47
70
68
67
66
67
71

Medium Clouds (% Sky Obscured)

8
27
35
42
51
57
49
70
75
80
60
37
17
34
55
40
41
80
98
99
97
89
83
87

High Clouds (% Sky Obscured)

20
23
31
42
43
45
46
52
46
47
34
19
8
29
54
75
84
92
100
77
54
32
23
14

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 (%)

1
0
0
0
0
1
1
1
0
0
0
0
2
1
0
0
2
3
2
4
7
9
11
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
71
76
75
73
73
70
71
74
77
77
75
74
74
75
75
75
74
78
76
74
73
71
72

Pressure (mb)

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

Ozone (du)

360
355
351
347
347
348
348
347
348
351
351
351
350
350
350
354
357
358
360
362
362
363
363
366

Thursday 22

Waxing Crescent 15%

10:13

21:38

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: 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)

87
87
87
89
92
95
98
97
99
99
99
98
98
98
99
100
94
94
94
91
90
89
92
97

Low Clouds (% Sky Obscured)

72
68
65
65
72
79
78
80
85
84
62
72
63
70
76
83
58
36
18
29
36
46
49
56

Medium Clouds (% Sky Obscured)

83
80
77
80
48
86
95
88
83
42
92
97
64
38
42
41
40
46
48
45
66
89
92
97

High Clouds (% Sky Obscured)

9
8
11
20
22
31
30
53
78
99
67
33
1
32
64
95
27
15
3
8
8
12
38
69

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 (%)

3
4
5
3
5
4
5
13
19
27
34
37
32
31
25
10
2
3
1
3
5
3
23
33

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
3
2
2
3
2
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
4

Dew Point (°C)

1
2
2
2
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
3

Relative Humidity (%)

76
78
78
79
82
83
83
83
83
83
85
85
82
82
82
83
82
80
80
80
75
71
66
71

Pressure (mb)

995
995
996
996
996
996
996
996
996
996
996
996
995
995
995
995
995
997
997
998
997
997
997
997

Ozone (du)

373
379
379
382
384
386
387
387
387
387
389
391
391
389
389
386
385
384
384
383
381
378
376
375

Friday 23

Waxing Crescent 23%

10:25

22:58

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

100
100
99
99
80
65
53
45
35
20
18
19
16
21
34
56
63
57
54
63
72
82
88
93

Low Clouds (% Sky Obscured)

61
61
58
55
35
18
2
8
12
10
9
9
10
10
10
14
28
31
28
28
29
25
18
16

Medium Clouds (% Sky Obscured)

100
97
95
92
63
34
5
4
6
7
7
6
5
13
20
28
32
29
24
24
22
20
30
40

High Clouds (% Sky Obscured)

100
100
99
99
80
65
53
45
31
7
5
3
0
21
34
56
63
36
11
24
38
51
65
82

ISS Passover

Visibility (miles)

8
7
8
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 (%)

44
46
44
36
30
20
3
4
3
0
1
2
1
1
1
0
1
1
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)

12
12
10
9
9
8
8
8
8
7
7
7
7
7
6
6
7
7
6
6
7
8
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
82
82
82
80
80
83
83
83
85
85
85
84
86
86
88
88
86
81
78
74
70
66
67

Pressure (mb)

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

Ozone (du)

375
374
376
378
380
381
382
382
386
390
394
395
397
398
400
402
404
405
405
406
405
404
403
402

Saturday 24

Waxing Crescent 33%

10:39

00:19

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 OK

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)

97
88
74
63
64
70
71
71
67
70
81
90
98
97
97
96
94
90
81
72
58
44

Low Clouds (% Sky Obscured)

16
13
10
7
13
21
27
30
34
37
33
37
38
38
42
46
56
68
81
72
58
44

Medium Clouds (% Sky Obscured)

45
40
35
35
35
36
36
36
35
45
44
38
41
46
41
41
38
27
21
22
24
31

High Clouds (% Sky Obscured)

97
85
72
57
60
68
71
70
58
41
55
73
95
92
86
75
59
44
32
20
11
2

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

8
8
8
9
9
9
8
8
8
7
7
7
8
8
8
8
8
8
8
9
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
67
73
80
88
88
88
87
89
89
89
87
86
86
82
81
81
76
74
69
67
65

Pressure (mb)

1002
1002
1002
1002
1002
1003
1003
1003
1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1004
1005
1005
1005

Ozone (du)

400
398
398
397
396
397
398
399
400
401
403
406
409
412
414
415
416
417
417
418
418
418

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

Generated: 18/01/26 15:52:33. Forecast: 18/01/26 to 24/01/26. Timezone: UTC+1.00