Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 29

Waxing Gibbous 66%

13:49

02:06

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
07 Bad

Sun - Rise: 08:25, Set: 16:30, Transit: 12:28. Moon - Rise: 13:49, Set: 02:06. Civil Dark: 17:10 - 07:47. Nautical Dark: 17:53 - 07:03. Astro Dark: 18:34 - 06:22

Total Clouds (% Sky Obscured)

99
100
100
98
100
100
100
97
100
100
100
100
100
98
100
99
100
99
100
93
79
100
100
69

Low Clouds (% Sky Obscured)

71
70
79
73
82
62
82
54
57
77
82
96
79
83
82
79
70
42
69
58
48
47
47
59

Medium Clouds (% Sky Obscured)

45
33
89
98
100
93
96
91
38
34
37
31
84
97
84
89
99
99
100
59
65
100
71
0

High Clouds (% Sky Obscured)

15
16
29
98
48
95
94
68
94
91
100
100
100
42
15
19
15
4
1
1
0
40
100
10

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
5
5
6
5
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
1
0
0
6
4
5
11
21
41
51
61
63
83
73
46
25
9
4
8
11
19
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.5
0.5
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
90
88
85
84
82
82
82
84
84
87
87
88
90
91
88
88
81
81
78
74
74
81
81

Pressure (mb)

1008
1008
1007
1007
1006
1006
1005
1004
1004
1003
1003
1002
1002
1002
1002
1003
1003
1004
1004
1005
1006
1007
1007
1008

Ozone (du)

287
288
289
291
291
291
292
291
290
292
293
296
298
300
301
305
313
321
324
327
330
333
337
338

Sunday 30

Waxing Gibbous 77%

14:00

03:32

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 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad

Sun - Rise: 08:27, Set: 16:30, Transit: 12:28. Moon - Rise: 14:00, Set: 03:32. Civil Dark: 17:10 - 07:48. Nautical Dark: 17:53 - 07:05. Astro Dark: 18:34 - 06:23

Total Clouds (% Sky Obscured)

57
44
45
62
72
74
61
66
73
44
43
78
86
85
96
84
70
50
41
25
42
38
100
100

Low Clouds (% Sky Obscured)

55
44
45
58
66
66
49
61
61
41
36
76
77
75
93
76
59
44
34
21
21
20
19
10

Medium Clouds (% Sky Obscured)

0
0
5
0
0
0
0
0
21
0
0
0
27
30
52
42
6
0
0
0
3
0
60
44

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
3
5
17
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
7
7
7
5
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 (%)

4
4
10
10
3
4
7
15
20
23
29
26
36
29
22
18
6
1
1
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
13
12
12
11
11
11
10
8
7
7
7
7
7
8
8
8
7
9
9
9
9
10
11

Chance of Frost

Temperature (°C)

6
6
6
8
8
8
8
7
7
6
5
5
5
6
6
6
6
5
4
3
3
3
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
68
70
69
70
69
69
73
75
80
85
86
85
85
88
83
79
80
82
82
82
83
83
82

Pressure (mb)

1009
1010
1011
1012
1012
1013
1013
1013
1014
1015
1015
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016

Ozone (du)

337
334
334
335
332
332
332
333
336
336
331
327
327
326
323
319
314
310
305
302
297
294
290
289

Monday 1

Waxing Gibbous 86%

14:13

05:03

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
07 Bad

Sun - Rise: 08:28, Set: 16:29, Transit: 12:29. Moon - Rise: 14:13, Set: 05:03. Civil Dark: 17:09 - 07:49. Nautical Dark: 17:52 - 07:06. Astro Dark: 18:34 - 06:25

Total Clouds (% Sky Obscured)

100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

2
30
43
39
42
45
55
67
68
86
70
62
44
57
38
20
31
29
31
32
48
60
78
82

Medium Clouds (% Sky Obscured)

85
100
84
100
98
99
93
99
99
98
75
48
80
91
91
97
100
99
99
98
94
56
77
48

High Clouds (% Sky Obscured)

100
100
51
100
100
100
100
100
70
98
100
100
100
100
100
100
94
96
98
99
99
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
10
22
38
38
40
19
1
0
0
0
0
1
13
22
24
23
19
16
13
22

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
85
83
82
79
76
75
72
71
71
72
76
79
80
80
80
80
82
82
82
82
82
80
82

Pressure (mb)

1016
1016
1016
1016
1015
1014
1013
1013
1012
1012
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009
1008
1008
1008
1008

Ozone (du)

287
285
283
282
280
280
279
279
278
276
272
266
263
261
261
261
260
258
257
256
255
255
255
254

Tuesday 2

Waxing Gibbous 93%

14:28

06:40

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
07 Bad

Sun - Rise: 08:29, Set: 16:28, Transit: 12:29. Moon - Rise: 14:28, Set: 06:40. Civil Dark: 17:09 - 07:50. Nautical Dark: 17:52 - 07:07. Astro Dark: 18:33 - 06:26

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
99
99
100
97
95
93
95

Low Clouds (% Sky Obscured)

85
87
87
88
87
91
95
100
98
96
93
81
69
55
60
65
71
77
84
90
81
74
66
73

Medium Clouds (% Sky Obscured)

49
49
44
43
38
43
43
43
42
56
63
58
57
56
83
93
93
96
96
99
78
78
60
51

High Clouds (% Sky Obscured)

100
57
78
91
70
62
42
18
36
57
79
86
93
100
68
38
5
29
50
71
55
30
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 (%)

28
35
28
21
7
5
5
4
7
2
4
3
3
1
11
17
24
21
19
22
23
26
19
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)

16
16
15
14
14
13
12
11
9
9
8
7
7
7
6
6
6
5
5
5
4
4
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
79
75
72
70
70
69
70
71
72
74
76
79
81
81
82
82
83
83
84
85
86
88

Pressure (mb)

1008
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

254
252
251
251
251
252
253
255
254
253
253
254
253
254
255
255
254
255
256
257
256
256
255
255

Wednesday 3

Waxing Gibbous 98%

14:50

No Set

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
07 Bad

Sun - Rise: 08:31, Set: 16:28, Transit: 12:29. Moon - Rise: 14:50, Set: No Set. Civil Dark: 17:08 - 07:52. Nautical Dark: 17:52 - 07:08. Astro Dark: 18:33 - 06:27

Total Clouds (% Sky Obscured)

97
99
99
99
99
98
97
97
97
85
79
88
92
92
90
87
83
85
88
91
91
90
89
91

Low Clouds (% Sky Obscured)

79
87
88
90
91
90
89
88
88
78
75
68
63
58
54
39
35
40
49
56
55
54
53
66

Medium Clouds (% Sky Obscured)

58
63
73
80
96
90
66
59
58
53
56
33
52
73
82
87
83
85
88
90
88
84
85
79

High Clouds (% Sky Obscured)

0
0
0
0
0
8
16
24
22
19
17
22
13
12
19
27
34
26
15
3
2
2
1
5

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 (%)

13
15
27
28
29
34
32
25
20
14
8
1
2
1
4
3
0
1
1
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
6
6
6
6
5
5
5
5
5
4
2
2
3
4
4
5
5
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
87
87
85
87
87
90
93
93
94
94
94
96
96
96
96
96
94
96
94
94
93

Pressure (mb)

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

Ozone (du)

255
256
257
259
262
267
271
275
278
280
281
284
288
291
294
297
300
302
302
302
301
302
302
303

Thursday 4

Waxing Gibbous 100%

15:24

08:17

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
07 Bad

Sun - Rise: 08:32, Set: 16:27, Transit: 12:30. Moon - Rise: 15:24, Set: 08:17. Civil Dark: 17:08 - 07:53. Nautical Dark: 17:51 - 07:09. Astro Dark: 18:33 - 06:28

Total Clouds (% Sky Obscured)

94
98
92
87
82
85
81
81
87
92
99
99
100
100
95
93
92
90
84
78
85
92
98
90

Low Clouds (% Sky Obscured)

81
98
89
80
72
74
76
78
72
68
64
55
46
40
47
54
66
71
70
63
73
82
94
90

Medium Clouds (% Sky Obscured)

70
60
52
41
31
26
22
22
41
59
73
78
82
89
75
68
56
57
56
51
41
31
17
10

High Clouds (% Sky Obscured)

8
9
6
4
3
6
10
16
14
10
3
4
4
5
8
6
4
9
8
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
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
1
2
0
0
0
0
11
11
8
34
40
38
41
41
40
34
33
27
17
9
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
3
4
3
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
3
3
3
3

Relative Humidity (%)

91
90
86
83
79
77
78
79
81
84
86
90
90
91
90
88
85
83
83
83
83
83
85
86

Pressure (mb)

1013
1013
1013
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1011
1011

Ozone (du)

306
309
313
312
311
311
308
305
302
301
300
299
300
301
302
308
314
320
324
328
332
333
334
335

Friday 5

Full Moon 98%

16:15

09:45

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

Sun - Rise: 08:33, Set: 16:27, Transit: 12:30. Moon - Rise: 16:15, Set: 09:45. Civil Dark: 17:07 - 07:54. Nautical Dark: 17:51 - 07:10. Astro Dark: 18:32 - 06:29

Total Clouds (% Sky Obscured)

77
63
64
62
63
68
75
80
75
70
67
74
78
78
80
82
85

Low Clouds (% Sky Obscured)

77
63
64
62
63
68
75
80
75
70
67
74
78
78
80
80
77

Medium Clouds (% Sky Obscured)

5
0
0
1
1
1
2
2
2
1
1
1
1
1
6
12
18

High Clouds (% Sky Obscured)

0
5
4
3
1
1
1
1
0
0
0
1
2
8
37
60
82

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

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
7
6
6
6
7
8
9
9
10
10
11
11

Chance of Frost

Temperature (°C)

5
5
5
5
6
6
6
6
6
6
6
5
5
5
5
5
5

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
3
4
4
4
4
4
4
3
3
3
3
3
3

Relative Humidity (%)

86
88
88
86
85
83
85
85
87
86
86
86
85
85
85
86
88

Pressure (mb)

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

Ozone (du)

336
337
339
348
357
366
367
367
367
360
353
345
342
339
336
330
324

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

Generated: 29/11/25 08:36:59. Forecast: 29/11/25 to 05/12/25. Timezone: UTC+1.00