Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 29

Waning Gibbous 86%

19:53

12:52

19 OK
20 OK
21 OK
22 Good
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: 07:39, Set: 19:21, Transit: 13:29. Moon - Rise: 19:53, Set: 12:52. Civil Dark: 19:54 - 07:06. Nautical Dark: 20:34 - 06:26. Astro Dark: 21:14 - 05:46

Total Clouds (% Sky Obscured)

45
35
46
7
38
65
70
74
60
74
49
75
70
54
84
86
98
95
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
4
0
0
0
0
14
26

Medium Clouds (% Sky Obscured)

1
0
0
0
2
2
26
11
46
69
39
34
56
45
27
53
66
55
76
97
100
100
99
98

High Clouds (% Sky Obscured)

0
35
35
7
35
62
66
66
29
11
15
63
63
54
78
85
98
92
100
100
100
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
3
18
20
21
40

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
7
8
8
8
8
8
8
8
8
8
8
8
8
9
11
11
10
10
8
6
4
4

Chance of Frost

Temperature (°C)

23
22
20
19
19
18
17
17
17
16
17
17
17
17
18
20
22
23
24
24
24
24
24
23

Feels Like (°C)

24
22
19
18
18
17
17
16
16
15
15
15
15
15
16
18
20
21
22
23
23
24
25
24

Dew Point (°C)

15
15
13
11
11
10
9
8
7
7
7
8
8
8
9
10
10
11
11
11
12
13
16
16

Relative Humidity (%)

60
64
65
60
60
59
58
55
53
53
54
56
58
57
57
52
47
45
43
43
45
50
61
65

Pressure (mb)

1016
1015
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1015
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

291
289
288
287
287
285
284
282
282
281
280
279
278
277
277
277
277
276
275
274
273
274
274
273

Wednesday 30

Waning Gibbous 77%

20:22

14:17

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: 07:41, Set: 19:19, Transit: 13:29. Moon - Rise: 20:22, Set: 14:17. Civil Dark: 19:52 - 07:07. Nautical Dark: 20:32 - 06:28. Astro Dark: 21:12 - 05:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
78
77
80
89
83
93
98
99
100
100
70
67
68

Low Clouds (% Sky Obscured)

53
79
77
79
77
89
87
88
81
67
57
41
50
75
73
58
84
83
63
77
84
61
67
68

Medium Clouds (% Sky Obscured)

100
100
100
99
99
100
94
100
100
30
24
31
39
41
29
60
63
40
40
40
40
40
40
35

High Clouds (% Sky Obscured)

100
100
100
100
97
87
100
100
100
100
100
65
58
65
81
70
81
94
98
100
100
50
45
40

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

60
80
95
89
95
95
95
71
55
20
2
0
3
4
5
8
15
36
38
76
76
55
55
37

Precipitation Amount (mm)

0
0.5
1
0.5
0.3
1.9
0.7
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

6
5
3
3
5
5
6
7
8
7
6
5
5
5
6
7
9
10
10
9
8
8
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
82
84
84
86
92
92
92
93
98
96
98
98
96
93
85
75
77
77
71
81
85
86
92

Pressure (mb)

1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1021
1022
1022
1023
1023
1023
1024
1024
1025
1025

Ozone (du)

273
273
274
275
276
276
275
276
277
278
279
280
279
279
279
280
279
280
281
281
281
281
281
282

Thursday 1

Waning Gibbous 66%

21:04

15:27

19 Bad
20 Bad
21 OK
22 OK
23 OK
00 OK
01 OK
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: 07:42, Set: 19:16, Transit: 13:28. Moon - Rise: 21:04, Set: 15:27. Civil Dark: 19:50 - 07:09. Nautical Dark: 20:29 - 06:30. Astro Dark: 21:09 - 05:49

Total Clouds (% Sky Obscured)

70
68
35
15
24
21
25
80
65
80
74
82
77
77
86
79
92
76
78
78
82
81
85
75

Low Clouds (% Sky Obscured)

70
59
17
9
14
12
14
17
18
20
18
18
15
16
14
6
0
14
10
9
8
6
4
2

Medium Clouds (% Sky Obscured)

40
39
18
2
0
0
0
0
0
21
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

35
30
0
0
0
0
0
75
44
75
56
77
72
67
75
76
87
54
57
59
68
71
81
67

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
10
2
1
1
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)

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

Chance of Frost

Temperature (°C)

17
15
14
13
12
12
12
11
11
11
11
10
10
10
11
13
15
17
18
19
19
19
19
18

Feels Like (°C)

17
15
14
14
14
13
13
12
12
12
12
11
10
10
12
12
14
16
19
19
19
19
20
18

Dew Point (°C)

16
14
14
13
12
11
11
11
10
10
10
9
9
9
10
11
12
12
11
9
9
8
9
10

Relative Humidity (%)

93
93
96
96
96
95
93
95
95
95
95
93
95
93
93
87
80
72
61
53
50
49
49
59

Pressure (mb)

1026
1026
1027
1028
1028
1028
1029
1029
1029
1029
1030
1030
1030
1031
1031
1031
1032
1032
1031
1031
1031
1030
1030
1030

Ozone (du)

284
287
293
301
302
298
294
293
293
293
293
292
292
292
292
292
292
292
292
291
291
290
289
289

Friday 2

Waning Gibbous 54%

22:04

16:19

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

Sun - Rise: 07:44, Set: 19:14, Transit: 13:28. Moon - Rise: 22:04, Set: 16:19. Civil Dark: 19:48 - 07:11. Nautical Dark: 20:27 - 06:31. Astro Dark: 21:07 - 05:51

Total Clouds (% Sky Obscured)

61
88
94
100
81
65
43
59
70
89
99
100
100
100
100
98
100
100
100
79
59
38
38
39

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
4
9
12
12
12
12
8
4
0
0
0
0
3
6
9
5
3

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
7
29
37
38
76
65
54
69
100
79
59
38
38
39

High Clouds (% Sky Obscured)

43
88
94
100
81
65
43
59
65
85
97
100
100
100
100
96
100
99
100
72
40
10
15
20

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
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)

4
4
3
3
3
3
3
4
4
4
4
3
3
3
2
2
2
2
2
2
2
3
4
4

Chance of Frost

Temperature (°C)

16
15
14
13
12
12
11
10
10
10
10
9
9
9
11
12
14
16
17
18
19
19
19
18

Feels Like (°C)

16
15
13
12
11
11
10
9
9
9
9
8
8
8
10
12
13
15
16
18
19
19
19
17

Dew Point (°C)

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

Relative Humidity (%)

67
71
74
77
79
83
84
85
87
88
88
88
87
85
81
72
64
58
55
52
50
51
52
60

Pressure (mb)

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

Ozone (du)

290
290
290
290
290
290
291
291
290
289
289
289
289
290
291
292
293
293
293
293
294
294
295
297

Saturday 3

Third Quarter 42%

23:21

16:55

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

Sun - Rise: 07:46, Set: 19:12, Transit: 13:28. Moon - Rise: 23:21, Set: 16:55. Civil Dark: 19:45 - 07:12. Nautical Dark: 20:24 - 06:33. Astro Dark: 21:05 - 05:53

Total Clouds (% Sky Obscured)

35
55
75
91
70
49
42
45
49
52
41
29
18
31
35
28
17
15
12
20
30
41
52
64

Low Clouds (% Sky Obscured)

0
9
18
27
28
29
30
26
21
17
14
11
9
11
6
1
8
15
12
20
24
22
16
10

Medium Clouds (% Sky Obscured)

16
11
23
31
20
10
0
8
16
24
18
13
7
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

20
34
48
60
37
12
0
15
25
29
14
7
0
9
18
23
12
6
0
11
22
33
47
61

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
3
9
13
19
20
1
3
3
0
2
1
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)

4
4
4
4
4
4
4
4
4
3
4
3
3
2
1
1
2
2
3
4
5
5
5
5

Chance of Frost

Temperature (°C)

16
15
14
14
14
13
13
13
13
13
12
12
11
10
12
14
16
17
18
18
19
19
18
17

Feels Like (°C)

15
13
13
13
13
13
15
14
14
14
14
13
13
12
13
13
14
15
15
15
21
20
19
19

Dew Point (°C)

10
9
10
10
10
11
11
11
10
10
10
9
9
8
9
9
9
8
7
6
6
5
5
5

Relative Humidity (%)

66
70
75
76
80
83
84
84
84
84
86
86
87
87
79
70
64
56
50
43
43
41
40
47

Pressure (mb)

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

Ozone (du)

298
299
301
302
304
307
310
311
308
305
305
303
302
302
303
303
304
303
303
303
302
301
300
299

Sunday 4

Waning Crescent 31%

00:47

17:19

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 OK
17 OK
18 OK

Sun - Rise: 07:48, Set: 19:09, Transit: 13:27. Moon - Rise: 00:47, Set: 17:19. Civil Dark: 19:43 - 07:14. Nautical Dark: 20:22 - 06:35. Astro Dark: 21:02 - 05:55

Total Clouds (% Sky Obscured)

76
66
65
68
69
70
72
71
70
69
81
91
100
91
82
69
72
68
64
60
49
40
32
25

Low Clouds (% Sky Obscured)

4
2
1
0
2
4
6
7
6
5
8
13
16
17
13
9
17
24
32
27
20
14
12
10

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
1
2
6
10
13
15
14
13
11
10
11
8
5
2
1
1

High Clouds (% Sky Obscured)

75
62
55
57
64
61
58
58
63
69
81
91
100
77
57
40
45
44
41
34
24
13
10
6

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
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)

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

Chance of Frost

Temperature (°C)

15
13
13
12
11
11
10
10
10
10
10
10
10
10
12
14
16
17
19
20
20
20
20
18

Feels Like (°C)

20
20
11
12
11
12
11
11
10
10
10
9
9
9
10
10
11
12
13
14
20
20
20
20

Dew Point (°C)

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

Relative Humidity (%)

55
63
65
66
70
71
72
73
73
74
76
73
73
72
66
60
55
52
50
48
47
46
45
52

Pressure (mb)

1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1023
1023

Ozone (du)

297
295
293
292
290
289
288
287
286
286
285
286
288
289
287
285
283
283
282
282
281
280
280
278

Monday 5

Waning Crescent 21%

02:15

17:36

19 Good
20 Good
21 Good
22 Good
23 OK
00 OK
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: 07:49, Set: 19:07, Transit: 13:27. Moon - Rise: 02:15, Set: 17:36. Civil Dark: 19:41 - 07:16. Nautical Dark: 20:20 - 06:36. Astro Dark: 21:00 - 05:57

Total Clouds (% Sky Obscured)

17
17
16
16
29
40
49
51
58
60
61
61
62
77
87
98
86
75
64

Low Clouds (% Sky Obscured)

7
8
9
9
16
25
38
40
43
50
50
45
45
44
39
33
21
13
5

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
1
2
21
43
63
61
58
51

High Clouds (% Sky Obscured)

2
2
3
3
4
4
5
8
11
17
19
25
27
30
26
22
23
24
25

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 (%)

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

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)

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

Chance of Frost

Temperature (°C)

17
15
14
13
13
12
12
12
12
11
11
11
10
10
12
13
14
16
17

Feels Like (°C)

20
20
14
14
14
14
14
14
12
12
11
11
10
11
9
9
9
10
10

Dew Point (°C)

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

Relative Humidity (%)

62
71
73
74
75
75
76
76
76
77
77
78
78
80
75
68
63
62
59

Pressure (mb)

1023
1023
1023
1023
1022
1022
1022
1021
1021
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018

Ozone (du)

277
275
275
276
276
275
275
275
275
275
275
275
276
276
277
278
279
280
281

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

Generated: 29/09/26 19:14:33. Forecast: 29/09/26 to 05/10/26. Timezone: UTC+2.00