Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 12

Waning Gibbous 95%

23:13

No Set

07 Bad
08 Bad
09 Bad
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 OK
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:29, Set: 21:54, Transit: 13:41. Moon - Rise: 23:13, Set: No Set. Civil Dark: 22:41 - 04:42. Nautical Dark: 23:53 - 03:31. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

87
82
92
100
100
84
84
86
97
80
83
65
46
48
66
89
79
82
41
76
39
92
75
74

Low Clouds (% Sky Obscured)

23
20
32
16
33
2
5
8
20
2
34
26
23
33
55
49
74
53
33
34
29
56
75
72

Medium Clouds (% Sky Obscured)

7
5
33
8
37
33
20
73
26
45
79
46
26
18
30
31
6
13
0
0
0
5
0
0

High Clouds (% Sky Obscured)

5
20
25
84
100
71
77
55
97
15
0
0
0
0
1
20
18
20
4
69
18
80
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
5
4
0
0
0
0
0
0
0
0
1
2
1
8
11

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
6
6
7
8
9
12
13
14
15
15
14
12
10
8
7
6
6
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

16
18
19
20
23
24
26
26
26
26
25
24
23
21
20
19
18
17
16
16
15
15
15
15

Feels Like (°C)

16
18
18
19
21
22
22
23
22
22
20
19
21
21
20
19
17
17
16
16
16
16
16
15

Dew Point (°C)

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

Relative Humidity (%)

93
85
75
62
45
36
30
30
35
34
30
33
48
56
63
75
81
81
90
96
96
95
92
90

Pressure (mb)

1016
1016
1016
1016
1015
1015
1014
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011

Ozone (du)

346
340
333
332
331
332
335
332
333
333
344
344
344
344
344
338
336
337
339
337
338
339
340
342

Sunday 13

Waning Gibbous 89%

23:28

08:07

07 Bad
08 Bad
09 Bad
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 OK
23 OK
00 Bad
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 05:30, Set: 21:53, Transit: 13:41. Moon - Rise: 23:28, Set: 08:07. Civil Dark: 22:40 - 04:44. Nautical Dark: 23:51 - 03:34. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
93
93
100
93
89
100
100
100
100
90
60
55
71
67
40
26
57
35
40
76
78
91
87

Low Clouds (% Sky Obscured)

67
69
92
71
76
70
75
76
82
78
76
59
55
71
24
1
3
13
10
17
43
48
55
33

Medium Clouds (% Sky Obscured)

0
12
0
36
29
19
40
11
15
34
24
3
34
45
45
40
26
57
35
8
18
28
29
30

High Clouds (% Sky Obscured)

3
52
0
72
42
55
83
91
100
100
46
25
15
15
8
1
0
1
1
15
15
2
31
54

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
2

Precipitation Type

None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

4
6
12
14
29
32
35
91
70
95
95
50
27
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
1.1
0.4
1.2
1.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
17
19
20
21
21
22
23
22
22
22
21
21
21
20
18
17
16
16
15
15
14
14
14

Feels Like (°C)

16
17
18
20
20
20
21
22
21
21
21
21
21
21
20
18
17
17
16
15
15
15
15
14

Dew Point (°C)

15
15
16
16
15
14
13
12
11
11
11
10
11
12
12
13
13
14
14
13
13
12
12
12

Relative Humidity (%)

92
86
82
77
69
64
57
51
49
48
49
49
51
56
60
70
78
86
90
89
87
87
87
86

Pressure (mb)

1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

342
343
343
342
341
340
339
337
334
333
332
331
328
328
327
327
330
328
333
335
333
333
331
330

Monday 14

Waning Gibbous 81%

23:40

09:32

07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
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

Sun - Rise: 05:32, Set: 21:52, Transit: 13:41. Moon - Rise: 23:40, Set: 09:32. Civil Dark: 22:39 - 04:45. Nautical Dark: 23:49 - 03:36. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

50
71
99
99
100
72
77
71
90
79
41
74
76
59
24
57
77
74
100
100
99
87
84
69

Low Clouds (% Sky Obscured)

0
0
7
24
38
40
45
54
57
67
37
46
35
43
13
26
42
39
32
24
13
1
24
30

Medium Clouds (% Sky Obscured)

30
31
53
98
95
45
35
41
17
32
9
51
58
11
6
34
30
27
44
81
85
70
83
40

High Clouds (% Sky Obscured)

9
10
5
15
90
72
77
4
85
0
0
0
1
2
4
9
45
35
100
81
61
5
4
46

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 (%)

42
2
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
Very Light Rain
None
None
Very Light Rain
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
35
26
6
41
26
29
62
73
15
13
18
5
2
0
0
0
0
0
0
0
9
37

Precipitation Amount (mm)

0
0
0.3
0
0
0.3
0
0
0.7
0.7
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
5
5
5
6
7
8
9
10
11
11
11
13
12
9
8
9
9
8
9
9
10
9
9

Chance of Frost

Temperature (°C)

16
17
19
20
21
23
24
25
26
25
24
25
24
23
22
20
19
18
18
17
17
17
16
17

Feels Like (°C)

15
17
19
20
21
21
24
25
25
24
22
24
23
22
21
19
18
15
15
15
15
15
16
15

Dew Point (°C)

12
13
13
13
12
11
11
11
10
11
12
11
12
12
12
12
11
9
11
11
12
12
13
13

Relative Humidity (%)

79
74
68
62
54
46
43
42
37
40
46
43
45
49
54
61
60
56
63
67
70
74
81
78

Pressure (mb)

1011
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1014
1014
1014
1014

Ozone (du)

329
329
331
336
333
331
329
329
327
327
326
325
326
330
331
332
328
334
334
335
337
339
338
338

Tuesday 15

Waning Gibbous 71%

23:50

10:55

07 Bad
08 Bad
09 Bad
10 Bad
11 OK
12 OK
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: 05:33, Set: 21:51, Transit: 13:41. Moon - Rise: 23:50, Set: 10:55. Civil Dark: 22:37 - 04:47. Nautical Dark: 23:46 - 03:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

54
42
53
42
30
30
54
69
75
82
95
85
97
99
99
100
100
100
100
98
96
93
91
90

Low Clouds (% Sky Obscured)

45
36
40
41
30
30
30
26
25
23
23
21
20
15
8
2
29
31
29
22
16
10
18
24

Medium Clouds (% Sky Obscured)

54
14
53
1
0
0
54
69
46
25
69
18
17
26
29
64
93
95
79
37
86
39
46
22

High Clouds (% Sky Obscured)

25
0
0
0
0
1
15
38
63
82
92
84
76
84
92
100
100
100
100
92
84
77
68
60

ISS Passover

Visibility (miles)

7
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

Very Light Rain
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 (%)

67
26
29
9
11
11
7
6
4
0
0
0
0
1
3
1
6
10
8
21
28
23
21
18

Precipitation Amount (mm)

0.3
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
9
10
11
13
14
14
15
15
15
14
13
12
10
7
5
5
5
5
6
6
6
6
6

Chance of Frost

Temperature (°C)

17
16
18
18
20
21
22
22
22
22
22
21
20
19
18
16
15
15
14
14
14
14
14
14

Feels Like (°C)

15
15
17
16
18
18
19
17
17
17
17
17
17
16
16
14
13
12
12
12
12
11
11
11

Dew Point (°C)

14
15
14
14
10
7
6
6
5
5
5
5
4
7
8
8
8
8
9
8
9
9
9
9

Relative Humidity (%)

85
92
81
74
50
41
36
34
32
34
34
34
34
44
53
61
64
64
69
70
70
70
71
72

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015

Ozone (du)

339
346
351
353
353
352
348
346
346
343
341
342
339
337
336
335
334
331
330
329
328
327
325
322

Wednesday 16

Waning Gibbous 60%

00:01

12:19

07 Bad
08 Bad
09 Bad
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: 05:34, Set: 21:50, Transit: 13:41. Moon - Rise: 00:01, Set: 12:19. Civil Dark: 22:36 - 04:48. Nautical Dark: 23:44 - 03:41. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

88
82
75
68
80
89
100
92
84
77
67
60
52
100
100
100
99
98
97
97
98
98
97
96

Low Clouds (% Sky Obscured)

32
51
64
63
61
57
52
47
49
47
48
49
52
44
59
70
74
80
84
80
75
69
63
54

Medium Clouds (% Sky Obscured)

69
64
64
32
38
21
66
71
69
71
56
47
40
99
99
99
98
97
96
81
70
60
49
38

High Clouds (% Sky Obscured)

52
36
21
4
36
62
92
64
36
4
2
5
5
98
95
91
66
43
20
40
59
70
69
68

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
7
6
4
2
5
7
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
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

6
12
23
15
10
31
10
3
4
19
39
51
71
74
74
74
86
91
92
74
53
21
22
22

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.4
0.3
0.3
0.5
0.6
0.7
0.4
0.2
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
16
17
18
19
18
20
20
21
20
19
19
18
18
18
18
18
18
18
18
18
18
18

Feels Like (°C)

12
13
13
14
16
15
15
17
18
18
18
17
18
17
18
17
17
17
17
17
17
17
17
18

Dew Point (°C)

10
11
12
12
13
12
12
14
14
14
15
16
17
17
18
18
18
17
17
17
17
17
17
18

Relative Humidity (%)

75
73
75
75
71
63
68
68
67
67
70
84
90
95
96
96
98
96
96
96
96
96
96
96

Pressure (mb)

1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1014
1014
1013
1013

Ozone (du)

320
319
320
320
317
316
315
309
305
304
303
303
305
307
308
310
311
314
316
319
321
324
326
325

Thursday 17

Waning Gibbous 57%

00:13

13:45

07 Bad
08 Bad
09 Bad
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: 05:35, Set: 21:49, Transit: 13:41. Moon - Rise: 00:13, Set: 13:45. Civil Dark: 22:34 - 04:50. Nautical Dark: 23:42 - 03:43. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

95
92
88
82
72
67
59
60
64
68
84
92
99
97
96
94
92
91
90
86
83
77
62
48

Low Clouds (% Sky Obscured)

41
45
46
50
50
55
59
50
38
25
21
13
8
12
17
22
22
22
26
37
44
44
25
15

Medium Clouds (% Sky Obscured)

28
40
67
82
72
64
52
60
64
68
70
65
65
63
54
41
29
15
2
3
3
3
2
1

High Clouds (% Sky Obscured)

37
41
49
58
50
37
18
27
34
42
59
75
92
91
90
89
92
91
90
86
83
75
57
38

ISS Passover

Visibility (miles)

9
9
9
8
8
8
8
8
8
8
8
8
9
9
8
7
7
7
8
8
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 (%)

19
27
31
33
41
44
46
46
44
42
38
34
30
28
30
35
39
35
25
29
31
27
20
13

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
10
11
11
12
12
12
12
12
10
8
7
6
5
5
4
4
4
4
4
5
6

Chance of Frost

Temperature (°C)

18
19
19
20
20
21
21
22
22
23
24
23
23
22
21
19
18
18
17
17
16
16
16
16

Feels Like (°C)

17
17
19
19
19
19
20
20
21
21
21
21
21
21
21
20
20
19
19
18
16
17
17
17

Dew Point (°C)

17
18
18
18
19
19
19
19
19
19
19
19
18
18
18
17
17
17
17
16
16
16
15
16

Relative Humidity (%)

93
93
92
92
91
89
88
85
81
78
74
75
76
78
82
88
93
95
96
98
96
98
98
96

Pressure (mb)

1013
1014
1013
1013
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1012

Ozone (du)

325
324
322
320
318
317
316
315
313
311
309
310
310
311
314
316
319
321
322
324
325
327
328
328

Friday 18

Third Quarter 48%

00:28

15:13

07 OK
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 OK
22 OK
23 OK
00 OK
01 OK

Sun - Rise: 05:37, Set: 21:48, Transit: 13:42. Moon - Rise: 00:28, Set: 15:13. Civil Dark: 22:33 - 04:52. Nautical Dark: 23:40 - 03:46. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

33
55
77
99
87
76
65
61
56
56
69
82
95
76
48
25
30
34
39

Low Clouds (% Sky Obscured)

5
15
27
39
38
37
37
34
34
32
25
12
1
1
0
0
6
12
18

Medium Clouds (% Sky Obscured)

1
21
39
51
35
22
10
17
22
26
31
37
38
35
27
25
30
34
39

High Clouds (% Sky Obscured)

19
47
72
98
73
48
23
19
11
5
34
63
93
66
39
15
15
14
20

ISS Passover

Visibility (miles)

9
9
7
6
4
6
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
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

Precipitation Probability (%)

4
16
23
29
34
31
28
21
14
5
2
0
0
0
0
0
1
3
1

Precipitation Amount (mm)

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
9
10
10
11
12
12
13
14
13
11
10
8
7
5
5
5

Chance of Frost

Temperature (°C)

17
18
19
20
21
21
22
23
23
22
22
22
21
20
19
17
16
16
16

Feels Like (°C)

17
17
19
18
18
18
18
18
22
21
20
20
20
19
16
16
17
16
15

Dew Point (°C)

16
17
17
17
17
16
15
14
13
12
11
11
11
10
11
10
10
10
10

Relative Humidity (%)

95
93
88
84
77
72
64
58
54
52
48
51
52
53
58
63
69
68
67

Pressure (mb)

1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

328
328
327
327
327
326
325
324
324
325
326
326
326
327
327
327
327
327
327

Forecast for Frankhuis, Gemeente Zwolle, Netherlands (52.52,6.08)

Generated: 12/07/25 07:58:16. Forecast: 12/07/25 to 18/07/25. Timezone: UTC+2.00