Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 13

Waning Crescent 18%

05:35

12:36

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 OK
14 OK
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:41, Set: 16:55, Transit: 12:48. Moon - Rise: 05:35, Set: 12:36. Civil Dark: 17:34 - 08:02. Nautical Dark: 18:17 - 07:19. Astro Dark: 18:58 - 06:39

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
100
100
99
99
94
77
66
61
63
46
42
56
76
76
72

Low Clouds (% Sky Obscured)

54
85
90
92
99
96
96
95
100
94
88
81
83
49
39
51
56
63
46
42
52
47
68
72

Medium Clouds (% Sky Obscured)

100
100
97
92
95
100
100
100
100
100
100
99
99
88
17
10
3
0
0
3
17
42
59
65

High Clouds (% Sky Obscured)

96
69
97
100
49
80
53
52
100
100
100
20
0
0
0
0
0
0
0
0
1
3
4
1

ISS Passover

Visibility (miles)

9
9
9
8
9
8
5
7
6
2
2
7
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
1
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

38
58
65
68
91
95
95
95
95
95
94
63
19
2
0
0
0
0
0
1
2
6
8
30

Precipitation Amount (mm)

0
0.2
0.3
0.3
0.7
0.8
1.1
0.9
1.2
1
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

11
11
11
10
10
9
10
9
8
7
9
7
5
4
4
5
5
5
5
5
3
3
3
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
88
93
90
91
95
96
96
98
96
96
94
94
93
93
88
82
79
78
81
85
89
93

Pressure (mb)

1006
1006
1007
1007
1007
1007
1007
1007
1007
1007
1008
1009
1010
1011
1012
1013
1013
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

330
329
330
329
328
327
328
332
340
348
349
350
355
352
348
346
345
346
347
349
349
343
338
336

Wednesday 14

Waning Crescent 11%

06:43

13:12

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:40, Set: 16:57, Transit: 12:48. Moon - Rise: 06:43, Set: 13:12. Civil Dark: 17:36 - 08:01. Nautical Dark: 18:18 - 07:19. Astro Dark: 18:59 - 06:38

Total Clouds (% Sky Obscured)

65
64
98
97
98
99
98
100
100
98
96
64
99
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

65
64
84
92
93
96
93
93
91
78
72
50
68
54
47
47
61
53
58
74
85
68
65
74

Medium Clouds (% Sky Obscured)

55
40
51
83
45
59
42
99
63
25
58
23
98
99
57
41
100
100
83
100
73
100
100
100

High Clouds (% Sky Obscured)

1
2
35
40
45
20
20
100
100
80
4
3
0
12
95
100
100
100
100
100
72
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

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

Precipitation Probability (%)

57
23
45
53
50
54
21
7
1
0
0
0
2
3
2
1
1
1
5
27
49
39
25
9

Precipitation Amount (mm)

0.5
0
0
0.2
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0

Wind Speed/Direction (mph)

5
5
5
6
5
8
8
8
9
10
10
10
10
10
11
10
8
8
8
9
9
10
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
96
94
94
98
98
98
96
96
96
96
94
94
94
94
93
93
93
91
90
93
93

Pressure (mb)

1014
1013
1013
1012
1012
1011
1010
1010
1010
1009
1009
1009
1009
1010
1010
1010
1010
1010
1009
1009
1009
1008
1008
1008

Ozone (du)

339
336
332
330
327
327
326
325
328
332
334
337
334
328
326
323
325
325
329
327
322
320
327
334

Thursday 15

Waning Crescent 6%

07:41

14:01

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:39, Set: 16:58, Transit: 12:49. Moon - Rise: 07:41, Set: 14:01. Civil Dark: 17:37 - 08:00. Nautical Dark: 18:20 - 07:18. Astro Dark: N/A - 06:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
99
100
100
100
100
98
93
76
98
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

47
40
42
58
56
28
38
39
36
57
60
71
83
77
55
57
39
39
26
15
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
99
88
67
65
41
37
37
10
44
45
21
62
98
99
100
100
100
100

High Clouds (% Sky Obscured)

100
95
100
100
100
100
100
100
100
97
97
100
61
100
95
50
35
30
50
78
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 (%)

8
1
0
0
0
3
7
4
3
17
2
2
7
2
0
0
0
0
0
0
0
0
0
1

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
12
13
16
17
17
20
21
23
20
17
15
12
10
10
10
9
7
7
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
90
90
88
85
85
82
80
78
74
77
77
75
79
81
81
78
78
78
79
81
85
88

Pressure (mb)

1008
1007
1007
1006
1006
1005
1004
1003
1003
1003
1003
1004
1006
1007
1008
1010
1011
1012
1012
1012
1013
1013
1014
1014

Ozone (du)

340
340
341
342
341
342
342
340
341
342
341
344
345
347
347
345
344
342
339
339
341
340
340
340

Friday 16

Waning Crescent 2%

08:26

15:05

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:38, Set: 17:00, Transit: 12:49. Moon - Rise: 08:26, Set: 15:05. Civil Dark: 17:39 - 08:00. Nautical Dark: 18:21 - 07:17. Astro Dark: 19:00 - 06:37

Total Clouds (% Sky Obscured)

98
97
95
97
98
100
100
100
100
100
100
100
100
100
100
95
90
86
86
86
85
89
92
94

Low Clouds (% Sky Obscured)

0
5
15
31
45
55
54
58
63
54
45
39
41
41
39
28
18
7
12
16
19
27
34
57

Medium Clouds (% Sky Obscured)

94
88
82
89
95
100
100
100
100
99
95
95
98
99
100
95
81
48
44
37
32
31
30
27

High Clouds (% Sky Obscured)

98
97
95
95
97
100
100
100
100
100
100
100
100
100
100
67
33
0
18
30
43
46
47
51

ISS Passover

Visibility (miles)

9
9
5
9
4
9
5
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
Very Light Rain
Light Rain
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

13
53
64
86
51
51
34
6
3
8
10
10
12
16
17
15
12
3
7
7
0
0
0
0

Precipitation Amount (mm)

0
0.3
0.4
0.7
0
0.3
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
4
5
5
6
5
5
4
4
5
5
5
6
6
6
6
7
7
7
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
4
4
4
4
4
5
4

Relative Humidity (%)

88
90
94
96
98
96
96
93
91
91
91
90
91
90
90
88
87
84
81
75
78
81
90
91

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1018
1018
1018
1017
1017
1017
1017
1018
1018

Ozone (du)

339
342
343
342
340
338
337
337
341
343
349
351
351
352
355
356
359
359
358
359
360
360
358
359

Saturday 17

Waning Crescent 0%

08:59

16:19

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
15 Bad
16 Bad
17 Bad
18 Bad

Sun - Rise: 08:37, Set: 17:02, Transit: 12:49. Moon - Rise: 08:59, Set: 16:19. Civil Dark: 17:40 - 07:59. Nautical Dark: 18:22 - 07:16. Astro Dark: 19:02 - 06:36

Total Clouds (% Sky Obscured)

96
98
100
100
100
100
99
98
97
98
99
100
83
84
86
85
83
82
82
83
87
83
76
72

Low Clouds (% Sky Obscured)

78
86
96
97
98
95
89
87
86
83
79
76
72
77
82
76
70
46
31
32
32
32
36
38

Medium Clouds (% Sky Obscured)

25
26
24
24
36
29
22
35
16
35
26
35
64
64
59
71
75
69
69
74
75
74
72
72

High Clouds (% Sky Obscured)

65
78
92
62
31
0
0
0
0
0
0
5
43
32
21
26
34
41
44
42
45
55
52
40

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
82
78
79
82
86
89
91
91
91
93
93
94
94
94
91
89
85
82
85
85
88
88
91

Pressure (mb)

1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

360
363
366
368
368
370
369
369
367
367
368
369
368
370
373
375
378
380
382
385
387
390
391
393

Sunday 18

New Moon 1%

09:22

17:39

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
15 Bad
16 OK
17 OK
18 OK

Sun - Rise: 08:36, Set: 17:03, Transit: 12:50. Moon - Rise: 09:22, Set: 17:39. Civil Dark: 17:42 - 07:58. Nautical Dark: 18:24 - 07:16. Astro Dark: 19:03 - 06:35

Total Clouds (% Sky Obscured)

68
65
63
60
58
56
64
52
50
47
48
50
46
48
58
67
74
81
76
67
58
45
32
19

Low Clouds (% Sky Obscured)

32
25
21
24
30
29
31
33
36
32
28
29
24
16
11
11
11
7
5
4
0
0
0
0

Medium Clouds (% Sky Obscured)

51
29
4
3
1
0
0
0
0
0
0
0
12
27
55
60
60
65
55
46
36
24
11
0

High Clouds (% Sky Obscured)

27
15
7
8
12
17
30
44
50
47
48
50
46
48
58
67
74
78
54
29
3
8
14
19

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
94
93
93
93
93
93
93
93
93
94
93
91
91
85
79
73
76
78
80
83
86

Pressure (mb)

1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1018
1018

Ozone (du)

394
393
392
391
391
392
392
393
394
395
395
395
395
396
397
397
398
399
399
399
399
399
398
397

Monday 19

Waxing Crescent 3%

09:39

18:59

19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 08:35, Set: 17:05, Transit: 12:50. Moon - Rise: 09:39, Set: 18:59. Civil Dark: 17:43 - 07:57. Nautical Dark: 18:25 - 07:15. Astro Dark: 19:04 - 06:34

Total Clouds (% Sky Obscured)

20
21
22
27
32
31
26
21
16
20
24
28
40
56
68
71
74
77

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

3
6
9
5
3
0
0
1
1
3
4
6
20
37
53
45
38
35

High Clouds (% Sky Obscured)

13
8
4
15
23
24
18
14
11
16
20
24
27
31
32
42
51
62

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
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
93
93
92
91
89
87
86
86
83
83
80
75
72
66
59

Pressure (mb)

1018
1018
1018
1018
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1015

Ozone (du)

396
395
393
392
391
391
391
389
388
386
385
385
384
383
383
382
383
383

Forecast for Kerkelanden, Gemeente Hilversum, Netherlands (52.22,5.15)

Generated: 13/01/26 19:01:14. Forecast: 13/01/26 to 19/01/26. Timezone: UTC+1.00