Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 16

Waxing Crescent 32%

15:29

21:23

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

Sun - Rise: 08:08, Set: 18:43, Transit: 13:24. Moon - Rise: 15:29, Set: 21:23. Civil Dark: 19:17 - 07:34. Nautical Dark: 19:56 - 06:55. Astro Dark: 20:35 - 06:16

Total Clouds (% Sky Obscured)

100
100
100
100
93
93
74
47
32
32
22
42
65
71
64
49
69
40
37
37
35
34
29
30

Low Clouds (% Sky Obscured)

100
100
90
71
79
72
60
38
28
21
19
20
26
31
27
24
30
26
26
26
27
29
25
22

Medium Clouds (% Sky Obscured)

100
100
88
92
44
42
30
19
2
2
1
19
38
30
25
14
28
3
2
1
2
0
0
8

High Clouds (% Sky Obscured)

0
16
96
35
14
14
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

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
Very 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 (%)

95
95
61
27
20
21
22
9
7
5
12
36
38
35
41
41
44
49
41
42
34
33
41
29

Precipitation Amount (mm)

0.8
0.5
0.3
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
10
12
11
9
11
10
8
8
8
8
8
7
7
7
6
7
10
12
12
12
12
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
11
10
10
10
9
10
9
9
9
9
7
7
7
7
9
10
11
12
12
12
11
10

Dew Point (°C)

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

Relative Humidity (%)

95
93
95
92
90
89
87
88
88
87
88
87
88
93
93
93
87
81
76
72
70
68
64
77

Pressure (mb)

1018
1019
1020
1021
1022
1022
1023
1024
1024
1024
1025
1025
1025
1026
1026
1027
1027
1028
1028
1028
1028
1027
1027
1027

Ozone (du)

304
303
303
306
308
309
308
311
314
313
313
313
314
316
320
325
326
318
316
317
316
313
312
312

Saturday 17

Waxing Crescent 41%

15:58

22:27

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

Sun - Rise: 08:10, Set: 18:40, Transit: 13:24. Moon - Rise: 15:58, Set: 22:27. Civil Dark: 19:15 - 07:36. Nautical Dark: 19:54 - 06:57. Astro Dark: 20:33 - 06:17

Total Clouds (% Sky Obscured)

41
28
8
8
19
9
60
83
54
55
54
36
23
18
13
13
69
40
42
92
93
73
98
97

Low Clouds (% Sky Obscured)

41
26
6
6
15
2
37
79
41
44
26
22
17
16
10
10
20
28
22
37
86
71
60
41

Medium Clouds (% Sky Obscured)

2
0
0
0
1
6
29
28
4
3
17
12
5
0
0
0
40
10
22
63
72
60
95
96

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
60
50
31

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 (%)

7
16
4
5
10
13
12
9
3
4
4
6
4
5
6
4
1
1
1
0
1
9
27
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)

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

Chance of Frost

Temperature (°C)

12
10
9
8
8
7
8
8
8
9
8
8
8
7
6
7
8
10
11
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
84
85
88
88
90
91
91
90
91
93
95
93
94
94
94
88
82
73
67
62
60
64
72

Pressure (mb)

1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1026
1026
1026
1026
1026

Ozone (du)

311
310
307
301
298
297
296
295
295
296
298
298
297
297
294
293
293
293
291
289
288
288
287
291

Sunday 18

First Quarter 51%

16:19

23:39

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:12, Set: 18:38, Transit: 13:24. Moon - Rise: 16:19, Set: 23:39. Civil Dark: 19:12 - 07:37. Nautical Dark: 19:52 - 06:58. Astro Dark: 20:31 - 06:19

Total Clouds (% Sky Obscured)

100
100
95
100
100
100
100
100
98
100
100
100
100
100
100
100
79
98
97
100
98
97
95
90

Low Clouds (% Sky Obscured)

67
50
77
56
50
84
92
90
92
95
92
97
98
66
41
41
38
35
37
32
34
33
31
31

Medium Clouds (% Sky Obscured)

100
100
63
94
100
94
100
100
94
83
96
100
98
98
81
58
43
51
19
0
0
0
0
0

High Clouds (% Sky Obscured)

40
35
2
100
100
100
100
100
51
93
100
100
100
100
100
100
16
82
94
100
97
92
87
73

ISS Passover

Visibility (miles)

9
9
9
9
9
7
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
Very Light Rain
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

48
64
25
57
83
58
71
60
40
42
39
22
5
2
0
0
0
0
0
0
0
0
0
1

Precipitation Amount (mm)

0
0
0
0.2
0.7
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
87
95
93
95
96
96
96
96
98
96
96
96
95
96
96
91
81
73
66
64
63
62
64

Pressure (mb)

1026
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1024
1024
1023

Ozone (du)

289
286
285
285
288
290
288
287
284
282
279
277
274
272
271
272
272
272
272
272
271
272
274
274

Monday 19

Waxing Gibbous 61%

16:35

00:53

18 Bad
19 Bad
20 Bad
21 Bad
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

Sun - Rise: 08:14, Set: 18:36, Transit: 13:24. Moon - Rise: 16:35, Set: 00:53. Civil Dark: 19:10 - 07:39. Nautical Dark: 19:50 - 07:00. Astro Dark: 20:29 - 06:21

Total Clouds (% Sky Obscured)

86
60
67
51
40
61
64
92
84
59
52
52
52
51
54
72
80
92
100
100
100
100
97
72

Low Clouds (% Sky Obscured)

31
27
16
9
1
4
7
11
22
29
34
34
35
35
35
34
33
37
33
31
29
29
26
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
18
35
48
48
44
44
42
39
28
22

High Clouds (% Sky Obscured)

69
15
63
51
40
61
60
89
70
27
17
12
10
7
16
49
70
86
96
100
100
100
97
58

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
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)

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

Chance of Frost

Temperature (°C)

13
12
11
10
9
9
9
8
8
8
8
7
7
7
6
7
7
8
9
10
11
11
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
76
80
80
82
81
82
82
84
85
87
87
87
87
85
82
78
71
67
65
63
61
63
64

Pressure (mb)

1023
1023
1023
1022
1022
1021
1020
1020
1019
1019
1018
1017
1017
1016
1015
1015
1014
1014
1013
1012
1011
1011
1010
1009

Ozone (du)

274
275
276
276
277
278
278
279
278
278
277
278
280
280
281
282
282
280
276
274
274
275
277
278

Tuesday 20

Waxing Gibbous 70%

16:49

02:09

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:15, Set: 18:34, Transit: 13:24. Moon - Rise: 16:49, Set: 02:09. Civil Dark: 19:08 - 07:41. Nautical Dark: 19:48 - 07:01. Astro Dark: 20:27 - 06:22

Total Clouds (% Sky Obscured)

79
93
92
90
91
94
97
100
100
100
100
100
100
100
96
98
99
100
100
100
100
100
99
92

Low Clouds (% Sky Obscured)

32
33
33
34
34
32
53
75
65
80
77
82
88
94
90
85
80
84
88
92
92
93
94
69

Medium Clouds (% Sky Obscured)

16
57
7
26
23
16
30
96
93
96
95
93
92
91
64
64
72
81
90
99
94
88
83
73

High Clouds (% Sky Obscured)

36
19
23
23
29
56
79
90
100
100
100
100
100
100
86
92
97
94
89
84
61
34
10
26

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
5
4
5
5
4
3
2
5
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
5
11
40
79
78
83
81
77
77
69
61
48
38
34
21
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.5
0.4
0.5
0.5
0.4
0.5
0.4
0.3
0
0
0
0
0

Wind Speed/Direction (mph)

9
9
8
8
7
8
7
7
7
7
7
7
7
7
7
6
8
11
11
13
14
13
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
6
6
6
7
7
7
7
7
8
8
8
8
7
7
8
9
10
11
12
11
11
10

Dew Point (°C)

6
6
6
7
7
8
8
8
7
8
7
8
9
9
10
10
11
12
12
12
13
12
11
10

Relative Humidity (%)

68
76
78
82
85
88
88
88
84
84
83
85
93
95
98
96
98
96
96
93
92
87
82
78

Pressure (mb)

1009
1009
1008
1008
1008
1008
1008
1007
1007
1007
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1005
1006
1006
1006

Ozone (du)

280
280
282
283
287
292
290
290
288
284
283
283
286
287
290
292
294
295
293
290
287
287
288
288

Wednesday 21

Waxing Gibbous 79%

17:00

03:26

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 08:17, Set: 18:32, Transit: 13:23. Moon - Rise: 17:00, Set: 03:26. Civil Dark: 19:06 - 07:42. Nautical Dark: 19:46 - 07:03. Astro Dark: 20:25 - 06:24

Total Clouds (% Sky Obscured)

84
77
87
95
100
99
99
98
93
88
83
78
78
79
79
76
76
83
92
100
99
99
98
75

Low Clouds (% Sky Obscured)

45
21
37
53
69
74
78
82
68
57
48
53
59
64
73
76
76
79
80
80
73
68
62
56

Medium Clouds (% Sky Obscured)

63
53
54
62
69
66
55
48
52
60
68
62
55
51
49
49
62
53
39
30
36
42
50
55

High Clouds (% Sky Obscured)

43
59
74
89
100
99
98
97
72
49
32
22
11
0
0
0
0
13
30
50
63
66
70
58

ISS Passover

Visibility (miles)

9
9
9
8
7
5
7
8
9
9
9
9
8
7
6
7
8
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
Very Light Rain

Precipitation Probability (%)

9
2
7
14
22
32
33
28
22
20
24
33
42
45
45
41
43
43
34
12
16
19
19
65

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
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
81
84
86
88
90
83
76
71
72
74
77
80
83
85
87
90
90
87
83
79
76
75
72

Pressure (mb)

1006
1007
1007
1007
1007
1008
1008
1009
1010
1010
1011
1011
1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1014

Ozone (du)

289
289
290
290
290
290
293
296
298
300
301
303
303
303
303
305
306
307
307
307
306
304
302
300

Thursday 22

Waxing Gibbous 87%

17:12

04:44

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad

Sun - Rise: 08:19, Set: 18:30, Transit: 13:23. Moon - Rise: 17:12, Set: 04:44. Civil Dark: 19:04 - 07:44. Nautical Dark: 19:44 - 07:05. Astro Dark: 20:23 - 06:26

Total Clouds (% Sky Obscured)

49
25
26
32
33
58
80
99
99
100
100
82
63
45
58
75
92
95
97
100

Low Clouds (% Sky Obscured)

49
25
26
32
33
58
60
55
55
55
50
50
55
45
58
75
85
89
91
91

Medium Clouds (% Sky Obscured)

49
25
26
32
33
58
80
91
92
93
95
82
63
45
58
75
92
93
94
95

High Clouds (% Sky Obscured)

47
25
26
32
33
58
80
99
99
99
99
82
63
45
58
61
65
74
83
92

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

83
95
93
77
53
87
95
95
95
95
95
95
95
95
95
95
86
94
95
95

Precipitation Amount (mm)

0.3
0.4
0.5
0.3
0
0.5
1
1.5
1
0.7
0.7
1.1
1.4
1.5
0.9
0.7
0.4
0.6
0.7
0.6

Wind Speed/Direction (mph)

14
15
16
16
17
17
19
20
21
20
18
17
18
18
18
18
19
18
19
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
84
91
90
90
90
90
90
91
91
93
93
93
91
91
91
91
93
93
92

Pressure (mb)

1014
1014
1014
1013
1013
1013
1012
1012
1011
1011
1011
1011
1010
1009
1009
1009
1009
1008
1008
1007

Ozone (du)

299
299
299
296
294
291
291
290
289
286
283
280
278
277
275
272
269
266
264
262

Forecast for Utrecht, Gemeente Utrecht, Netherlands (52.09,5.12)

Generated: 16/10/26 18:59:41. Forecast: 16/10/26 to 22/10/26. Timezone: UTC+2.00