Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 11

Waning Gibbous 78%

20:49

14:26

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 OK
22 Bad
23 Bad

Sun - Rise: 08:01, Set: 18:54, Transit: 13:28. Moon - Rise: 20:49, Set: 14:26. Civil Dark: 19:29 - 07:26. Nautical Dark: 20:08 - 06:47. Astro Dark: 20:48 - 06:07

Total Clouds (% Sky Obscured)

76
76
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
48
88
86

Low Clouds (% Sky Obscured)

65
72
81
83
82
84
85
78
67
80
100
100
100
99
94
71
66
66
69
70
57
49
88
86

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
5
20
0
0
0
0
0
0
20
65
79
43
31
21
22
12
22
16

High Clouds (% Sky Obscured)

35
20
70
60
22
15
1
1
0
1
1
1
87
45
15
95
95
1
0
0
1
1
0
1

ISS Passover

Visibility (miles)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
9
9

Fog (%)

-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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)

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

Chance of Frost

Temperature (°C)

15
15
15
15
15
15
15
15
15
15
15
16
16
16
16
16
16
15
15
15
15
15
13
13

Feels Like (°C)

14
14
14
14
14
14
14
14
14
14
15
15
14
14
14
14
14
14
14
14
14
15
14
14

Dew Point (°C)

12
11
11
12
12
11
11
11
11
12
12
12
12
12
12
12
11
11
11
12
12
12
11
12

Relative Humidity (%)

79
77
77
81
82
78
77
77
76
80
78
77
78
80
80
78
76
76
76
80
83
80
87
89

Pressure (mb)

1033
1033
1034
1033
1033
1033
1033
1033
1033
1033
1033
1034
1034
1034
1033
1034
1033
1033
1033
1033
1033
1033
1033
1033

Ozone (du)

266
264
265
265
265
265
267
268
270
269
266
265
264
265
265
265
267
264
262
260
259
257
259
258

Sunday 12

Waning Gibbous 68%

21:55

15:31

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
22 Bad
23 Bad

Sun - Rise: 08:02, Set: 18:52, Transit: 13:27. Moon - Rise: 21:55, Set: 15:31. Civil Dark: 19:26 - 07:28. Nautical Dark: 20:06 - 06:49. Astro Dark: 20:46 - 06:09

Total Clouds (% Sky Obscured)

86
90
80
87
99
90
87
90
85
87
77
88
96
93
94
93
91
95
97
90
88
98
100
100

Low Clouds (% Sky Obscured)

86
80
78
87
97
90
83
83
59
72
58
72
88
86
85
85
78
90
96
90
88
98
99
99

Medium Clouds (% Sky Obscured)

29
55
30
28
70
29
19
24
27
63
26
29
55
22
21
16
17
14
24
30
18
30
27
38

High Clouds (% Sky Obscured)

10
2
3
1
1
1
2
1
2
3
2
1
0
0
0
0
0
2
1
1
1
1
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 (%)

6
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
0
5
2
1
5
4

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
89
90
89
87
83
86
86
87
86
79
78
79
80
82
85
87
89
90
95
96
96
95
95

Pressure (mb)

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

Ozone (du)

258
257
257
256
254
253
252
253
254
256
256
257
257
257
258
258
258
258
258
259
258
260
260
261

Monday 13

Third Quarter 56%

23:15

16:16

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 Good
19 Good
20 OK
21 OK
22 Good
23 OK

Sun - Rise: 08:04, Set: 18:50, Transit: 13:27. Moon - Rise: 23:15, Set: 16:16. Civil Dark: 19:24 - 07:30. Nautical Dark: 20:04 - 06:50. Astro Dark: 20:43 - 06:11

Total Clouds (% Sky Obscured)

99
99
100
98
91
80
71
73
82
91
70
78
71
50
47
49
55
47
0
12
13
20
4
8

Low Clouds (% Sky Obscured)

97
97
100
94
91
80
71
64
56
77
59
73
71
50
47
49
55
47
0
12
13
20
1
3

Medium Clouds (% Sky Obscured)

31
24
18
21
19
20
19
21
17
19
4
0
3
5
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

1
0
0
1
2
4
5
8
6
26
3
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 (%)

3
2
0
4
2
1
1
2
2
1
2
2
1
0
0
0
0
0
0
0
0
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
96
96
93
92
93
96
95
90
80
78
74
70
66
64
65
66
70
76
84
89
92
90
88

Pressure (mb)

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

Ozone (du)

260
260
260
259
262
263
262
263
261
263
262
260
260
259
257
256
256
257
256
256
255
254
254
256

Tuesday 14

Waning Crescent 45%

No Rise

16:44

00 Good
01 Good
02 OK
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
22 Bad
23 Bad

Sun - Rise: 08:06, Set: 18:48, Transit: 13:27. Moon - Rise: No Rise, Set: 16:44. Civil Dark: 19:22 - 07:32. Nautical Dark: 20:01 - 06:52. Astro Dark: 20:41 - 06:12

Total Clouds (% Sky Obscured)

10
12
33
78
88
94
97
91
76
76
74
80
83
86
62
61
63
68
77
90
93
96
100
95

Low Clouds (% Sky Obscured)

3
3
29
78
88
87
91
67
58
61
65
65
67
86
60
60
61
64
75
88
92
95
100
93

Medium Clouds (% Sky Obscured)

0
0
0
0
0
9
33
64
38
20
21
23
21
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
11
1
1
2
0
0
0
3
0
0
1
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 (%)

3
6
4
7
9
10
20
8
4
7
7
8
9
18
19
7
8
18
10
9
10
10
10
23

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
84
84
86
87
87
90
92
92
86
79
75
70
69
73
74
69
73
75
78
79
79
79
82

Pressure (mb)

1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1029
1029
1028
1028
1028
1028
1028
1027
1027
1028
1028
1028
1028
1028

Ozone (du)

257
257
258
261
262
262
262
262
263
264
264
262
262
263
263
264
264
265
265
266
269
271
272
273

Wednesday 15

Waning Crescent 34%

00:40

17:04

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
22 Bad
23 Bad

Sun - Rise: 08:08, Set: 18:45, Transit: 13:27. Moon - Rise: 00:40, Set: 17:04. Civil Dark: 19:20 - 07:33. Nautical Dark: 19:59 - 06:54. Astro Dark: 20:39 - 06:14

Total Clouds (% Sky Obscured)

89
84
82
63
61
57
53
49
51
55
57
64
74
89
92
91
88
88
89
86
81
75
74
73

Low Clouds (% Sky Obscured)

87
80
78
63
61
57
53
49
51
55
57
64
74
89
92
91
87
88
89
86
81
75
74
73

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
3
7
1
0
0
0

High Clouds (% Sky Obscured)

0
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 (%)

14
23
15
22
7
12
12
2
7
11
2
4
8
3
6
9
4
20
8
1
3
4
1
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
87
89
89
92
92
90
90
88
86
79
68
62
60
60
59
61
66
75
82
83
86
88
88

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1027
1027
1027

Ozone (du)

274
273
272
272
272
272
273
274
276
276
275
275
275
275
275
276
276
276
275
274
273
272
272
271

Thursday 16

Waning Crescent 24%

02:03

17:17

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
22 Bad
23 Bad

Sun - Rise: 08:10, Set: 18:43, Transit: 13:26. Moon - Rise: 02:03, Set: 17:17. Civil Dark: 19:18 - 07:35. Nautical Dark: 19:57 - 06:56. Astro Dark: 20:37 - 06:16

Total Clouds (% Sky Obscured)

71
75
86
97
100
100
100
100
97
93
90
92
94
96
91
86
82
67
53
38
38
39
39
51

Low Clouds (% Sky Obscured)

71
75
86
97
100
100
100
100
96
92
88
90
92
94
90
86
82
67
53
38
38
39
39
51

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
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 (%)

6
2
6
7
7
18
10
9
10
10
14
6
16
5
14
15
13
16
17
18
21
22
24
25

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
88
83
76
73
77
80
81
81
80
80
77
74
72
70
69
68
67
73
78
86
86
87
88

Pressure (mb)

1027
1027
1027
1027
1026
1026
1026
1026
1025
1026
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

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

Friday 17

Waning Crescent 16%

03:23

17:28

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
22 Bad
23 Bad

Sun - Rise: 08:11, Set: 18:41, Transit: 13:26. Moon - Rise: 03:23, Set: 17:28. Civil Dark: 19:16 - 07:37. Nautical Dark: 19:55 - 06:57. Astro Dark: 20:35 - 06:18

Total Clouds (% Sky Obscured)

67
80
80
80
78
82
88
92
95
97
100
93
85
76
77
79
81
78
76
75
84
93
100
100

Low Clouds (% Sky Obscured)

62
74
80
80
78
82
88
92
95
97
100
90
80
68
72
77
81
78
76
73
76
79
81
81

Medium Clouds (% Sky Obscured)

0
0
0
0
0
15
30
55
60
45
40
28
12
3
2
1
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
1
1
1
2
2
2
3
3
3
2
2
2
2
1
0
0
0
1
1
34
67
100
95

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 (%)

22
16
17
14
13
14
13
11
14
13
11
14
15
11
16
17
15
16
15
16
18
17
9
17

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
4
4
4
4
5
5
5
5
5
4
3
3
3
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
9
10
9
9
9
9
9
9
9
9
9
10
10
10
10
10
10
9
9
9

Relative Humidity (%)

88
88
88
90
88
90
87
83
81
80
79
77
76
75
74
76
78
80
80
82
83
81
80
79

Pressure (mb)

1024
1024
1024
1024
1024
1024
1024
1023
1023
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023
1023
1022
1022

Ozone (du)

269
269
268
269
270
271
271
271
271
271
270
270
270
270
270
271
272
272
273
274
275
276
276
277

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

Generated: 11/10/25 22:05:08. Forecast: 11/10/25 to 17/10/25. Timezone: UTC+2.00