Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Gibbous 68%

20:49

15:31

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: 08:02, Set: 18:52, Transit: 13:27. Moon - Rise: 20:49, Set: 15:31. Civil Dark: 19:29 - 07:28. Nautical Dark: 20:08 - 06:49. Astro Dark: 20:48 - 06:09

Total Clouds (% Sky Obscured)

88
83
84
76
78
89
94
90
86
89
92
97
86
83
92
96
97
93
91
98
98
99
92
94

Low Clouds (% Sky Obscured)

72
68
62
57
67
75
88
83
58
87
92
91
52
34
60
75
97
88
83
94
96
98
92
94

Medium Clouds (% Sky Obscured)

18
28
23
22
19
41
37
31
28
27
35
42
34
27
23
33
25
28
29
26
28
30
32
34

High Clouds (% Sky Obscured)

0
0
1
1
2
17
13
2
2
2
3
3
2
1
1
0
0
0
0
0
0
0
1
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
0
0
2
0
0
0
0
1
0
2
0
2
2
1
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)

6
5
4
3
3
3
2
2
3
3
3
4
4
5
4
4
5
6
7
8
8
8
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
11
12
11
11
11
11
11
11
11
11
11
11
11
11
12
12
13
13
14
14
14
14

Relative Humidity (%)

87
90
90
92
90
92
92
92
92
90
90
90
92
90
86
83
80
80
82
85
86
87
86
87

Pressure (mb)

1033
1033
1033
1033
1033
1033
1032
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030

Ozone (du)

261
261
261
261
261
259
259
258
257
255
254
254
255
255
256
257
258
257
257
256
255
257
257
258

Sunday 12

Waning Gibbous 56%

21:55

16:16

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: 08:04, Set: 18:50, Transit: 13:27. Moon - Rise: 21:55, Set: 16:16. Civil Dark: 19:26 - 07:30. Nautical Dark: 20:06 - 06:50. Astro Dark: 20:46 - 06:11

Total Clouds (% Sky Obscured)

97
95
100
100
100
100
100
98
100
100
99
96
77
73
72
58
72
78
69
71
59
77
70
54

Low Clouds (% Sky Obscured)

97
93
100
100
100
100
100
95
100
100
96
91
73
73
69
58
72
78
69
71
57
74
66
48

Medium Clouds (% Sky Obscured)

24
0
22
11
18
15
14
14
22
20
27
27
3
3
10
3
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
1
0
2
2
1
1
1
1
0
0
0
0
0
1
18
0
0
0
0
0
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 (%)

8
4
7
7
7
6
7
8
16
8
17
16
6
1
1
0
0
1
1
3
1
1
3
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)

7
6
6
6
6
6
6
6
6
7
7
8
8
8
7
8
9
11
12
12
13
12
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
14
14
14
14
14
14
13
13
13
13
13
13
12
12
12
11
10
10
10
11
11
10
9

Relative Humidity (%)

93
93
93
93
95
95
95
93
92
90
92
92
92
92
93
87
75
67
65
66
71
72
69
69

Pressure (mb)

1030
1030
1030
1030
1030
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1028
1028
1028

Ozone (du)

260
260
262
263
262
262
262
262
262
262
262
263
262
261
261
260
261
260
259
258
256
256
256
255

Monday 13

Third Quarter 45%

23:15

16:44

19 Bad
20 Bad
21 Bad
22 OK
23 OK
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: 08:06, Set: 18:48, Transit: 13:27. Moon - Rise: 23:15, Set: 16:44. Civil Dark: 19:24 - 07:32. Nautical Dark: 20:04 - 06:52. Astro Dark: 20:43 - 06:12

Total Clouds (% Sky Obscured)

51
51
50
26
42
76
56
84
79
95
90
82
77
66
75
87
85
83
78
77
83
88
79
70

Low Clouds (% Sky Obscured)

41
39
37
22
42
76
56
84
73
89
79
67
67
61
75
81
67
82
73
76
80
85
74
62

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
7
26
33
20
16
5
14
13
19
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
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
1
0
0
0
1
0
0
1
1
4
6
4
6
7
9
20
27
23
10
12
19
10
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)

12
12
10
9
8
8
7
6
6
6
6
6
6
5
4
4
5
7
10
10
10
10
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

9
8
8
9
10
10
10
10
10
10
10
10
10
10
10
11
11
12
13
13
12
11
11
9

Relative Humidity (%)

68
66
64
76
87
88
90
90
90
91
91
90
90
92
89
83
80
80
81
81
78
76
76
73

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1030
1029
1029
1029
1029

Ozone (du)

254
254
254
255
257
257
257
258
258
258
258
259
261
262
263
265
266
265
265
265
264
263
263
264

Tuesday 14

Waning Crescent 34%

00:40

17:04

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: 08:08, Set: 18:45, Transit: 13:27. Moon - Rise: 00:40, Set: 17:04. Civil Dark: 19:22 - 07:33. Nautical Dark: 20:01 - 06:54. Astro Dark: 20:41 - 06:14

Total Clouds (% Sky Obscured)

61
74
87
100
100
100
100
100
100
100
100
99
99
90
79
70
77
89
99
99
100
100
87
75

Low Clouds (% Sky Obscured)

51
69
85
100
100
100
100
100
100
100
99
99
98
88
77
67
77
88
98
99
99
100
84
70

Medium Clouds (% Sky Obscured)

0
0
0
0
1
2
4
6
9
12
10
7
3
2
1
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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 (%)

9
9
11
16
8
18
9
15
18
11
26
18
9
14
22
9
14
17
4
13
13
7
17
10

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

Chance of Frost

Temperature (°C)

13
13
13
13
13
13
13
13
13
13
13
13
13
13
13
14
14
15
15
15
15
15
14
14

Feels Like (°C)

11
10
11
11
11
11
11
11
11
11
11
11
11
11
12
12
13
14
13
13
13
13
12
12

Dew Point (°C)

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

Relative Humidity (%)

72
70
74
75
74
74
74
75
76
79
80
81
83
83
83
83
76
71
69
67
66
66
68
74

Pressure (mb)

1029
1029
1030
1030
1030
1029
1029
1029
1029
1029
1029
1029
1028
1028
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028

Ozone (du)

264
266
267
269
270
271
271
272
273
274
275
274
274
273
274
273
273
272
272
271
271
273
273
273

Wednesday 15

Waning Crescent 24%

02:03

17:17

19 Bad
20 OK
21 OK
22 OK
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: 08:10, Set: 18:43, Transit: 13:26. Moon - Rise: 02:03, Set: 17:17. Civil Dark: 19:20 - 07:35. Nautical Dark: 19:59 - 06:56. Astro Dark: 20:39 - 06:16

Total Clouds (% Sky Obscured)

55
41
35
36
47
59
81
87
88
86
91
95
100
99
98
96
91
85
79
84
89
94
87
79

Low Clouds (% Sky Obscured)

52
41
35
36
47
59
81
87
88
83
88
94
100
93
93
92
86
81
76
78
79
81
76
70

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
5
0
4
3
7
1
8
14
18
11
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
3
5
6
7
7
8
18
30

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 (%)

5
2
2
2
3
4
5
7
8
7
12
15
5
28
28
20
25
24
17
19
17
7
12
12

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

Chance of Frost

Temperature (°C)

13
12
11
11
10
10
10
11
12
12
12
12
12
13
13
13
13
14
14
14
14
14
14
14

Feels Like (°C)

11
11
11
11
11
10
11
11
11
11
10
10
10
10
11
11
11
11
11
11
12
12
12
11

Dew Point (°C)

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

Relative Humidity (%)

80
84
88
87
87
87
87
83
77
75
73
75
72
71
71
70
70
69
68
67
67
67
67
67

Pressure (mb)

1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025

Ozone (du)

272
271
270
268
269
269
269
269
269
269
269
269
269
268
268
268
268
269
269
270
270
269
269
269

Thursday 16

Waning Crescent 16%

03:23

17:28

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: 08:11, Set: 18:41, Transit: 13:26. Moon - Rise: 03:23, Set: 17:28. Civil Dark: 19:18 - 07:37. Nautical Dark: 19:57 - 06:57. Astro Dark: 20:37 - 06:18

Total Clouds (% Sky Obscured)

72
75
79
83
80
78
76
80
86
89
81
73
65
75
84
93
93
92
93
81
69
56
53
49

Low Clouds (% Sky Obscured)

67
65
63
64
61
62
62
67
71
78
70
62
55
52
47
45
49
53
57
51
45
38
36
34

Medium Clouds (% Sky Obscured)

3
4
4
9
8
10
12
15
18
27
28
24
20
27
39
49
51
57
63
49
35
20
14
9

High Clouds (% Sky Obscured)

37
37
41
41
27
12
5
4
2
1
2
3
4
4
5
10
9
12
11
9
7
5
8
11

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 (%)

6
13
14
8
17
19
14
24
23
8
28
25
5
11
14
4
11
12
6
18
16
4
10
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
11
11
11
10
10
11
11
11
11
11
11
11
11
11
12
11
12
14
13
14
14

Dew Point (°C)

7
7
7
7
7
7
6
6
7
6
6
6
6
6
6
6
7
7
7
7
7
7
7
7

Relative Humidity (%)

66
65
66
66
67
67
65
65
66
65
65
65
65
64
64
63
63
61
60
59
60
61
62
66

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025
1024
1024
1024
1024

Ozone (du)

269
269
269
268
268
267
267
266
265
265
264
265
266
267
268
270
271
271
271
271
272
272
272
272

Friday 17

Waning Crescent 9%

04:39

17:37

19 OK
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

Sun - Rise: 08:13, Set: 18:39, Transit: 13:26. Moon - Rise: 04:39, Set: 17:37. Civil Dark: 19:16 - 07:38. Nautical Dark: 19:55 - 06:59. Astro Dark: 20:35 - 06:19

Total Clouds (% Sky Obscured)

46
58
72
86
90
94
98
99
99
100
100
99
99
99
99
100
100
100
100

Low Clouds (% Sky Obscured)

31
37
43
46
39
32
26
36
44
56
59
69
73
65
56
48
35
23
10

Medium Clouds (% Sky Obscured)

4
3
3
3
11
20
29
32
36
44
43
46
44
42
36
34
37
32
35

High Clouds (% Sky Obscured)

17
29
43
59
67
75
84
89
94
100
94
88
82
87
93
99
99
99
100

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

2
3
4
0
2
3
2
7
8
4
7
8
7
6
8
8
9
7
4

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)

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

Chance of Frost

Temperature (°C)

12
12
11
11
11
11
10
10
10
10
9
10
9
9
10
11
12
13
14

Feels Like (°C)

14
14
11
11
11
11
11
10
9
9
9
9
8
9
8
8
9
9
9

Dew Point (°C)

8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8
8

Relative Humidity (%)

72
79
80
81
83
84
84
85
87
87
88
88
88
90
83
79
73
69
64

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1024
1024
1024
1023

Ozone (du)

272
272
274
275
276
277
279
280
279
279
278
278
278
277
277
277
276
277
277

Forecast for Heemskerkerduin, Gemeente Heemskerk, Netherlands (52.51,4.64)

Generated: 11/10/25 19:17:17. Forecast: 11/10/25 to 17/10/25. Timezone: UTC+2.00