Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 18

First Quarter 49%

16:13

22:39

04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
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

Sun - Rise: 07:23, Set: 19:50, Transit: 13:36. Moon - Rise: 16:13, Set: 22:39. Civil Dark: 20:24 - 06:49. Nautical Dark: 21:04 - 06:08. Astro Dark: 21:47 - 05:26

Total Clouds (% Sky Obscured)

90
84
69
53
25
22
29
27
25
31
99
95
100
87
95
100
92
100
95
93
97
100
100
100

Low Clouds (% Sky Obscured)

50
30
24
34
23
20
26
25
22
19
39
37
48
79
45
49
18
52
75
82
92
100
100
94

Medium Clouds (% Sky Obscured)

14
7
0
0
0
0
0
0
0
0
0
0
0
9
24
94
92
81
95
93
97
99
97
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
13
96
84
100
32
86
100
40
100
22
21
35
40
41
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 (%)

4
2
0
3
2
2
14
4
2
2
0
13
1
1
0
1
1
9
7
15
15
20
16
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
8
8
8
9
9
10
10
10
10
10
10
10
10
10
11
13
12
13
12
13
13
13

Relative Humidity (%)

64
66
69
68
66
64
63
61
60
59
59
59
59
60
61
64
68
74
73
74
73
76
74
74

Pressure (mb)

1010
1011
1011
1011
1012
1012
1013
1014
1014
1014
1014
1014
1014
1014
1014
1014
1014
1015
1015
1014
1015
1015
1015
1015

Ozone (du)

313
316
314
312
309
307
306
305
305
303
300
298
296
293
291
288
286
285
289
288
290
291
291
290

Saturday 19

Waxing Gibbous 59%

17:00

23:38

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:24, Set: 19:48, Transit: 13:36. Moon - Rise: 17:00, Set: 23:38. Civil Dark: 20:21 - 06:50. Nautical Dark: 21:02 - 06:10. Astro Dark: 21:44 - 05:28

Total Clouds (% Sky Obscured)

99
96
100
99
99
99
100
100
100
93
85
92
96
94
97
100
100
100
100
100
91
100
100
95

Low Clouds (% Sky Obscured)

97
88
70
56
81
83
79
46
43
39
33
30
72
43
76
99
90
48
49
49
38
36
50
50

Medium Clouds (% Sky Obscured)

15
20
12
51
10
36
88
62
93
11
52
92
95
42
97
79
49
94
64
54
84
100
87
95

High Clouds (% Sky Obscured)

93
93
100
96
96
82
100
100
100
56
27
25
19
56
25
100
100
100
100
100
25
100
81
21

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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 (%)

9
12
13
25
18
27
18
12
4
8
8
3
4
6
22
36
22
34
49
40
29
21
19
34

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

Chance of Frost

Temperature (°C)

17
18
18
17
18
18
18
19
19
20
20
20
20
20
20
19
19
19
19
18
19
19
19
19

Feels Like (°C)

14
14
14
14
14
15
15
15
15
16
16
16
16
16
16
16
15
15
15
15
16
16
16
16

Dew Point (°C)

14
14
15
14
15
15
15
15
15
16
16
16
16
15
15
15
15
16
16
16
17
17
16
16

Relative Humidity (%)

78
81
83
82
83
85
85
81
78
78
77
75
77
75
74
76
78
81
85
88
89
88
84
82

Pressure (mb)

1015
1015
1015
1015
1015
1016
1016
1017
1017
1017
1018
1018
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1019

Ozone (du)

289
289
288
287
289
289
289
290
290
289
291
294
293
292
291
290
290
290
291
292
294
293
292
290

Sunday 20

Waxing Gibbous 68%

17:35

00:46

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 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:26, Set: 19:45, Transit: 13:36. Moon - Rise: 17:35, Set: 00:46. Civil Dark: 20:19 - 06:52. Nautical Dark: 20:59 - 06:12. Astro Dark: 21:41 - 05:30

Total Clouds (% Sky Obscured)

100
99
96
66
98
100
100
100
100
64
59
54
52
54
67
39
49
97
89
82
82
79
79
69

Low Clouds (% Sky Obscured)

51
90
89
46
27
34
39
39
32
41
36
31
32
34
40
19
22
23
25
32
36
30
33
34

Medium Clouds (% Sky Obscured)

100
99
9
2
3
4
0
0
0
0
2
0
2
0
2
0
0
8
17
30
37
31
26
19

High Clouds (% Sky Obscured)

20
17
19
66
98
100
100
100
100
10
10
10
10
5
5
5
19
93
59
67
82
79
65
38

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

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

Precipitation Probability (%)

54
68
53
20
8
1
1
0
0
1
1
0
0
4
0
0
0
0
0
0
1
0
3
3

Precipitation Amount (mm)

0.4
0.8
0.4
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
11
11
12
14
15
16
17
17
17
16
15
15
14
13
10
9
8
6
6
5
5
5
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
74
71
71
73
67
66
63
60
59
58
58
56
56
55
56
56
56
56
57
57
57
59
62

Pressure (mb)

1019
1019
1020
1020
1021
1022
1022
1023
1024
1024
1025
1026
1026
1026
1027
1027
1028
1028
1029
1029
1029
1029
1029
1029

Ozone (du)

289
291
291
291
290
289
290
290
290
291
292
292
291
290
290
287
287
287
287
287
285
286
287
285

Monday 21

Waxing Gibbous 77%

18:00

02:01

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
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:27, Set: 19:43, Transit: 13:35. Moon - Rise: 18:00, Set: 02:01. Civil Dark: 20:17 - 06:54. Nautical Dark: 20:57 - 06:14. Astro Dark: 21:38 - 05:32

Total Clouds (% Sky Obscured)

58
62
82
87
83
85
85
84
82
80
75
66
62
61
65
65
64
67
72
56
58
73
76
82

Low Clouds (% Sky Obscured)

32
36
37
40
42
59
70
38
76
80
74
50
62
61
64
62
59
66
71
55
58
73
76
80

Medium Clouds (% Sky Obscured)

11
9
8
9
13
85
85
84
70
80
44
9
5
7
7
7
6
5
5
1
1
0
3
5

High Clouds (% Sky Obscured)

16
13
39
40
40
16
2
25
40
40
33
21
16
24
3
3
3
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 (%)

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

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
69
69
68
62
59
57
58
53
53
54
54
52
55
57
59
61
65
68
72
75
77
77
78

Pressure (mb)

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

Ozone (du)

284
282
282
280
279
278
276
274
274
272
271
270
269
269
270
271
271
273
275
276
277
277
277
278

Tuesday 22

Waxing Gibbous 85%

18:19

03:18

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 OK
18 OK
19 OK
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad

Sun - Rise: 07:29, Set: 19:41, Transit: 13:35. Moon - Rise: 18:19, Set: 03:18. Civil Dark: 20:14 - 06:56. Nautical Dark: 20:54 - 06:16. Astro Dark: 21:36 - 05:34

Total Clouds (% Sky Obscured)

87
87
92
94
95
95
95
88
80
71
62
52
50
41
33
24
66
57
52
55
53
55
53
55

Low Clouds (% Sky Obscured)

81
77
79
76
79
77
78
73
70
62
52
38
39
30
23
16
53
41
32
24
24
27
22
20

Medium Clouds (% Sky Obscured)

6
9
12
11
11
11
11
12
9
5
6
6
7
5
2
1
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
36
36
26
35
35
40
42
45

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
1
2
3
3
3
0
12
1
0
0
0
0
0
0
0
3
3
1
8
10
6
17
20

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

Chance of Frost

Temperature (°C)

15
15
15
15
15
16
17
17
18
19
19
20
20
19
19
18
17
18
17
17
16
16
16
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
82
83
84
82
79
76
73
71
70
69
68
70
73
77
83
85
86
87
87
87
89
89

Pressure (mb)

1029
1029
1029
1029
1029
1029
1030
1030
1030
1030
1030
1029
1029
1028
1028
1028
1028
1027
1027
1027
1027
1027
1027
1026

Ozone (du)

278
277
277
277
277
277
277
277
277
277
277
277
278
278
277
276
275
275
276
276
276
275
275
275

Wednesday 23

Waxing Gibbous 92%

18:34

No Set

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 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 OK
03 OK

Sun - Rise: 07:31, Set: 19:38, Transit: 13:35. Moon - Rise: 18:34, Set: No Set. Civil Dark: 20:12 - 06:57. Nautical Dark: 20:52 - 06:17. Astro Dark: 21:33 - 05:36

Total Clouds (% Sky Obscured)

57
64
69
77
64
56
46
49
49
53
42
36
30
50
72
94
88
83
80
68
59
45
40
38

Low Clouds (% Sky Obscured)

16
18
21
23
22
25
27
30
33
40
34
27
20
19
16
16
17
16
17
11
6
2
5
7

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

47
56
61
70
56
35
16
18
23
30
23
16
7
33
59
88
84
81
80
68
59
45
37
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
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

21
26
26
28
47
57
69
63
53
43
35
25
2
7
11
0
0
1
1
5
5
2
7
3

Precipitation Amount (mm)

0
0
0
0
0
0.3
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
15
15
15
15
16
17
18
19
20
20
20
20
20
19
18
17
17
16
15
15
15
15
15

Feels Like (°C)

17
17
17
17
17
15
16
16
17
16
17
22
22
21
22
22
22
17
16
16
16
16
15
16

Dew Point (°C)

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

Relative Humidity (%)

89
90
90
92
92
83
78
72
68
63
60
58
57
56
60
66
72
74
75
77
78
79
78
79

Pressure (mb)

1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

274
273
273
272
272
272
273
273
273
273
272
273
274
275
275
275
275
277
279
280
283
285
288
288

Thursday 24

Waxing Gibbous 96%

18:46

04:35

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

Sun - Rise: 07:32, Set: 19:36, Transit: 13:34. Moon - Rise: 18:46, Set: 04:35. Civil Dark: 20:09 - 06:59. Nautical Dark: 20:49 - 06:19. Astro Dark: 21:31 - 05:38

Total Clouds (% Sky Obscured)

35
44
50
59
65
70
76
63
49
35
43
53
63
57
47
33
36
42
49
44
40
35

Low Clouds (% Sky Obscured)

10
9
7
8
8
9
9
10
13
10
16
22
26
22
16
10
7
3
0
0
0
0

Medium Clouds (% Sky Obscured)

6
11
15
22
17
9
4
5
6
8
13
18
24
16
9
1
2
2
3
2
2
1

High Clouds (% Sky Obscured)

28
36
45
54
51
45
35
21
15
11
16
19
27
30
33
32
35
42
49
40
30
25

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

Fog (%)

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

Precipitation Probability (%)

1
4
5
1
4
3
0
3
1
4
3
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
16
17
18
19
19
20
20
20
20
19
18
16
16
15
14
14
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
82
83
83
78
74
70
68
67
65
65
65
66
69
73
77
77
79
79
80
81

Pressure (mb)

1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1024
1024
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

289
289
290
290
291
290
289
288
287
287
286
285
284
283
284
284
284
284
285
285
285
284

Forecast for Schildersbuurt, Gemeente Den Haag, Netherlands (52.07,4.30)

Generated: 18/09/26 04:29:15. Forecast: 18/09/26 to 24/09/26. Timezone: UTC+2.00