Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 9

Waning Gibbous 67%

No Rise

12:41

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:39, Set: 16:25, Transit: 12:32. Moon - Rise: No Rise, Set: 12:41. Civil Dark: 17:06 - 07:58. Nautical Dark: 17:50 - 07:14. Astro Dark: 18:32 - 06:33

Total Clouds (% Sky Obscured)

100
98
99
94
97
92
100
98
100
100
99
98
99
99
100
100
100
97
71
71
62
44
43
43

Low Clouds (% Sky Obscured)

51
62
65
69
62
61
59
59
51
43
52
51
60
67
70
67
59
67
59
71
62
44
43
43

Medium Clouds (% Sky Obscured)

94
98
78
83
94
89
100
73
100
95
95
88
59
79
100
65
82
70
51
2
0
0
0
0

High Clouds (% Sky Obscured)

10
5
15
36
16
8
96
76
100
97
15
15
15
83
76
99
89
87
44
40
2
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
6
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
2
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
12
10
6
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
87
86
81
83
84
86
86
87
87
87
87
85
86
83
83
81
81
84
84
87
88
88
88

Pressure (mb)

1008
1008
1009
1009
1010
1010
1011
1012
1012
1013
1013
1014
1015
1015
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019

Ozone (du)

286
285
284
283
282
280
276
274
275
277
277
278
280
279
281
284
287
291
292
295
297
306
315
316

Wednesday 10

Waning Gibbous 57%

23:13

12:52

22 Good
23 OK
00 OK
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
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:40, Set: 16:25, Transit: 12:33. Moon - Rise: 23:13, Set: 12:52. Civil Dark: 17:06 - 07:59. Nautical Dark: 17:50 - 07:15. Astro Dark: 18:32 - 06:33

Total Clouds (% Sky Obscured)

3
24
40
77
59
78
87
93
91
73
70
68
94
74
75
56
52
62
51
50
52
55
65
57

Low Clouds (% Sky Obscured)

3
24
37
44
50
53
56
57
56
52
54
50
64
63
75
45
50
53
41
40
47
55
65
57

Medium Clouds (% Sky Obscured)

0
0
23
47
25
19
42
68
77
49
43
35
84
46
1
10
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
13
13
25
25
37
4
3
15
0
0
0
0
0
0
0
0
5
5
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
9
2
0
0
0
20
8
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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
88
90
90
90
91
90
87
87
88
90
88
85
81
81
81
85
88
88
90
90
90

Pressure (mb)

1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020

Ozone (du)

318
320
318
317
318
315
311
308
305
304
304
303
304
303
302
299
296
295
295
294
295
297
298
299

Thursday 11

Third Quarter 46%

00:29

13:01

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:41, Set: 16:25, Transit: 12:33. Moon - Rise: 00:29, Set: 13:01. Civil Dark: 17:06 - 08:00. Nautical Dark: 17:51 - 07:16. Astro Dark: 18:32 - 06:34

Total Clouds (% Sky Obscured)

86
80
77
80
82
84
80
71
100
94
100
98
100
100
97
97
100
89
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

70
66
68
63
69
75
74
61
45
46
59
54
74
69
74
67
64
63
59
64
74
74
76
76

Medium Clouds (% Sky Obscured)

0
0
0
0
6
20
20
20
20
47
21
70
50
97
52
43
43
18
52
96
98
95
92
86

High Clouds (% Sky Obscured)

5
0
5
5
5
4
5
14
99
76
100
86
91
100
52
62
81
74
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
2
15
10
28
36
26
6
2
1
1
9
9
11
14

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
91
91
91
91
91
90
88
88
90
88
85
86
87
90
90
90
90
93
96
96
96
96
95

Pressure (mb)

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

Ozone (du)

300
300
300
300
300
304
300
299
301
300
299
299
299
299
300
302
302
303
302
303
304
303
304
308

Friday 12

Waning Crescent 36%

01:43

13:10

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 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 OK

Sun - Rise: 08:42, Set: 16:25, Transit: 12:34. Moon - Rise: 01:43, Set: 13:10. Civil Dark: 17:07 - 08:01. Nautical Dark: 17:51 - 07:17. Astro Dark: 18:32 - 06:35

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
83
66
46
45
48
51
39
37
36
39
43
44
49
43
43

Low Clouds (% Sky Obscured)

73
58
53
65
73
70
82
70
55
47
41
34
37
41
41
39
37
36
39
43
44
46
41
36

Medium Clouds (% Sky Obscured)

90
95
100
100
100
100
98
97
96
83
66
46
45
48
45
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
72
40
5
0
0
0
0
0
0
0
0
0
5
9
13

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
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
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

10
9
15
33
48
56
47
47
42
53
64
52
42
21
1
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.2
0
0
0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
96
95
95
96
96
96
95
96
98
96
93
88
84
77
73
75
82
88
90
90
88
87

Pressure (mb)

1020
1021
1021
1021
1021
1021
1021
1021
1021
1021
1022
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

310
313
312
314
315
316
317
318
319
320
324
334
350
368
374
369
360
359
356
349
346
342
337
333

Saturday 13

Waning Crescent 27%

02:56

13:20

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:43, Set: 16:25, Transit: 12:34. Moon - Rise: 02:56, Set: 13:20. Civil Dark: 17:07 - 08:02. Nautical Dark: 17:51 - 07:18. Astro Dark: 18:32 - 06:36

Total Clouds (% Sky Obscured)

73
85
97
96
95
93
91
89
89
91
93
97
82
68
53
61
70
83
82
84
86
86
86
86

Low Clouds (% Sky Obscured)

38
38
40
42
46
54
63
54
63
56
49
41
32
24
15
28
48
72
75
79
82
83
84
85

Medium Clouds (% Sky Obscured)

12
24
33
84
63
78
69
62
55
59
63
69
59
55
45
50
55
60
75
75
85
86
85
70

High Clouds (% Sky Obscured)

33
51
68
46
23
0
9
19
28
47
66
85
69
53
38
35
33
31
30
29
28
25
23
21

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
8
7

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
1
1
4
9
19
24
11
19
19
23
28
40
38
27
39
43
45
51
55
53

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
0.2
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
83
82
79
76
71
69
70
74
76
81
81
82
82
84
84
84
82
81
82
82
82
82
84

Pressure (mb)

1024
1024
1023
1023
1022
1022
1022
1021
1021
1020
1020
1020
1020
1020
1020
1019
1019
1018
1018
1018
1017
1017
1017
1017

Ozone (du)

328
323
317
313
309
307
305
304
303
304
303
302
301
303
304
301
299
298
297
297
297
297
295
294

Sunday 14

Waning Crescent 19%

04:09

13:32

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
19 Bad
20 Bad
21 Bad

Sun - Rise: 08:44, Set: 16:25, Transit: 12:35. Moon - Rise: 04:09, Set: 13:32. Civil Dark: 17:07 - 08:03. Nautical Dark: 17:51 - 07:18. Astro Dark: 18:33 - 06:37

Total Clouds (% Sky Obscured)

87
89
91
92
92
93
93
93
92
91
90
88
91
95
100
94
89
84
83
83
82
84
88
90

Low Clouds (% Sky Obscured)

83
81
80
81
81
79
84
89
92
91
90
88
91
94
98
92
86
80
81
81
82
72
66
57

Medium Clouds (% Sky Obscured)

59
52
46
35
27
21
14
7
0
0
0
0
13
27
42
31
20
9
7
6
5
28
50
73

High Clouds (% Sky Obscured)

33
50
65
63
61
61
49
45
40
50
55
55
45
45
35
30
15
5
0
0
0
0
0
0

ISS Passover

Visibility (miles)

6
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

Very Light Rain
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

Precipitation Probability (%)

57
54
38
31
21
2
6
7
3
9
10
3
8
7
0
1
2
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.3
0.3
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)

16
16
16
16
16
15
15
14
14
13
13
13
13
13
14
15
14
14
13
13
13
13
12
12

Chance of Frost

Temperature (°C)

8
8
8
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
9
9
9
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
85
85
85
87
87
87
87
87
88
87
87
85
84
81
80
80
80
78
77
78
77
77

Pressure (mb)

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

Ozone (du)

292
293
293
294
293
293
293
292
291
290
288
287
285
285
285
284
284
284
283
284
285
287
290
294

Monday 15

Waning Crescent 12%

05:23

13:47

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

Sun - Rise: 08:45, Set: 16:26, Transit: 12:35. Moon - Rise: 05:23, Set: 13:47. Civil Dark: 17:07 - 08:03. Nautical Dark: 17:51 - 07:19. Astro Dark: 18:33 - 06:37

Total Clouds (% Sky Obscured)

89
90
90
68
46
24
24
31
43
64
75
87
90
95
100
90
79
65
72
84
95

Low Clouds (% Sky Obscured)

41
26
9
5
3
0
3
7
3
4
4
0
14
31
47
43
42
37
55
71
90

Medium Clouds (% Sky Obscured)

74
75
76
54
32
8
5
2
0
31
61
87
90
95
100
90
79
65
72
68
63

High Clouds (% Sky Obscured)

4
7
5
5
5
5
11
19
28
53
72
77
85
94
100
90
79
65
72
81
70

ISS Passover

Visibility (miles)

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

Precipitation Type

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
2
3
26
36
39
37
34
28
36
40
34
24
18
14

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

9
9
8
8
8
8
8
8
8
8
8
8
8
9
9
9
9
9
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
78
77
78
79
81
82
82
84
84
87
88
91
91
90
90
91
93
95
95
95

Pressure (mb)

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

Ozone (du)

298
299
300
301
303
304
305
304
302
300
300
300
299
299
298
297
294
290
287
292
297

Forecast for Katwoude, Gemeente Waterland, Netherlands (52.47,5.07)

Generated: 09/12/25 22:52:59. Forecast: 09/12/25 to 15/12/25. Timezone: UTC+1.00