Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 25

Waxing Gibbous 82%

18:28

02:38

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

Sun - Rise: 07:31, Set: 19:30, Transit: 13:29. Moon - Rise: 18:28, Set: 02:38. Civil Dark: 20:03 - 06:57. Nautical Dark: 20:43 - 06:18. Astro Dark: 21:25 - 05:37

Total Clouds (% Sky Obscured)

100
100
73
73
94
92
84
80
79
55
82
91
95
94
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

33
35
36
61
79
88
75
73
73
33
40
44
34
34
33
35
26
30
24
13
0
0
0
0

Medium Clouds (% Sky Obscured)

56
43
42
50
46
42
33
28
27
23
0
20
19
26
39
22
2
27
56
10
2
63
31
76

High Clouds (% Sky Obscured)

100
32
0
0
0
5
5
30
40
2
55
53
80
78
100
100
100
100
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
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)

10
9
8
7
5
4
3
3
2
2
3
4
4
5
5
5
5
5
5
5
6
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
18
20
19
17
17
16
17
16
17
14
13
13
13
13
13
12
12
13
14
16
17
18

Dew Point (°C)

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

Relative Humidity (%)

53
50
49
52
60
65
66
68
69
71
79
79
76
75
76
78
78
78
79
76
69
64
58
55

Pressure (mb)

1021
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020

Ozone (du)

263
266
265
265
266
266
266
269
270
270
270
271
270
270
271
271
271
271
271
272
273
272
272
273

Tuesday 26

Waxing Gibbous 91%

18:50

04:13

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

Sun - Rise: 07:33, Set: 19:27, Transit: 13:29. Moon - Rise: 18:50, Set: 04:13. Civil Dark: 20:01 - 06:59. Nautical Dark: 20:41 - 06:19. Astro Dark: 21:22 - 05:38

Total Clouds (% Sky Obscured)

100
100
100
97
100
100
92
81
92
41
100
100
92
100
54
100
100
100
100
94
94
91
97
88

Low Clouds (% Sky Obscured)

0
0
0
0
2
1
0
0
0
0
0
0
0
0
0
23
34
24
27
8
0
27
20
34

Medium Clouds (% Sky Obscured)

61
69
72
45
51
60
21
37
16
38
19
40
15
5
45
62
68
97
76
85
95
32
33
40

High Clouds (% Sky Obscured)

100
100
100
95
100
100
80
35
84
0
100
100
84
100
50
100
100
72
100
70
68
77
92
53

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

11
11
11
12
13
13
12
11
11
11
11
11
11
11
11
12
12
12
12
12
13
12
12
12

Relative Humidity (%)

54
55
53
57
63
68
67
69
69
72
75
76
76
79
80
84
87
86
84
82
76
69
63
59

Pressure (mb)

1019
1019
1018
1018
1018
1018
1018
1019
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1019
1018

Ozone (du)

273
273
274
275
277
279
280
282
289
291
290
290
287
289
289
289
289
289
287
286
285
285
283
282

Wednesday 27

Waxing Gibbous 97%

19:06

05:46

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

Sun - Rise: 07:34, Set: 19:25, Transit: 13:29. Moon - Rise: 19:06, Set: 05:46. Civil Dark: 19:59 - 07:01. Nautical Dark: 20:38 - 06:21. Astro Dark: 21:19 - 05:40

Total Clouds (% Sky Obscured)

90
90
100
100
100
100
100
100
100
100
100
58
59
58
50
45
65
75
73
74
72
82
82
80

Low Clouds (% Sky Obscured)

18
16
13
0
0
0
0
0
0
0
5
17
26
26
50
41
41
56
51
63
69
69
40
28

Medium Clouds (% Sky Obscured)

74
70
64
84
85
92
100
100
100
100
100
48
48
41
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

44
48
89
100
100
100
100
100
100
100
75
0
0
0
0
3
35
40
35
35
30
47
60
75

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
2
5
1
2
1
12
2
4
3
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
10
10
9
9
7
9
8
9
10
12
12
11
11
10
14
15
13
12
12
13
14
14
13

Chance of Frost

Temperature (°C)

21
22
22
22
21
20
19
19
19
19
19
19
18
18
17
17
17
16
15
16
17
17
18
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

57
53
52
57
62
65
62
60
63
62
61
59
62
65
71
77
83
85
87
86
78
68
64
57

Pressure (mb)

1018
1017
1016
1015
1014
1014
1013
1013
1013
1012
1011
1011
1011
1011
1012
1012
1013
1014
1014
1015
1015
1016
1017
1017

Ozone (du)

280
278
277
277
277
277
279
280
282
284
286
289
289
289
289
288
286
285
284
283
283
280
278
276

Thursday 28

Waxing Gibbous 100%

19:19

07:18

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

Sun - Rise: 07:36, Set: 19:23, Transit: 13:28. Moon - Rise: 19:19, Set: 07:18. Civil Dark: 19:56 - 07:02. Nautical Dark: 20:36 - 06:23. Astro Dark: 21:17 - 05:42

Total Clouds (% Sky Obscured)

88
84
90
83
98
88
77
77
73
69
63
66
72
83
81
87
86
86
81
77
67
80
67
66

Low Clouds (% Sky Obscured)

29
31
32
32
28
27
25
21
16
12
6
0
14
34
41
47
48
53
58
61
62
69
48
44

Medium Clouds (% Sky Obscured)

2
5
7
15
24
38
41
45
40
39
41
42
43
44
45
43
43
36
24
12
0
6
13
20

High Clouds (% Sky Obscured)

78
70
76
69
95
80
60
60
60
48
38
23
37
50
64
63
64
60
42
23
5
27
42
60

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

Precipitation Probability (%)

0
0
0
0
0
0
1
2
4
13
6
1
8
15
26
62
79
95
83
61
4
7
9
5

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.7
0.5
0.3
0
0
0
0

Wind Speed/Direction (mph)

13
13
12
11
8
6
5
6
7
8
9
9
9
11
12
13
14
14
13
13
14
17
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

55
52
53
54
61
68
73
73
73
74
70
67
67
63
60
66
75
78
75
77
73
68
60
54

Pressure (mb)

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

Ozone (du)

276
276
277
278
278
278
278
277
276
276
275
275
274
274
274
275
276
279
279
279
278
277
277
277

Friday 29

Full Moon 100%

19:32

08:48

14 Bad
15 Bad
16 Bad
17 Bad
18 OK
19 OK
20 OK
21 OK
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: 07:38, Set: 19:20, Transit: 13:28. Moon - Rise: 19:32, Set: 08:48. Civil Dark: 19:54 - 07:04. Nautical Dark: 20:34 - 06:25. Astro Dark: 21:14 - 05:44

Total Clouds (% Sky Obscured)

59
48
42
42
44
41
30
17
4
9
17
52
58
64
70
65
65
70
72
71
70
70
70
72

Low Clouds (% Sky Obscured)

41
38
35
33
27
25
19
9
0
4
8
12
15
20
28
23
20
16
12
5
0
7
14
21

Medium Clouds (% Sky Obscured)

14
7
0
0
0
0
0
0
0
0
0
0
3
6
8
10
12
16
12
8
4
9
14
19

High Clouds (% Sky Obscured)

46
29
9
10
10
10
7
5
2
2
2
30
26
26
32
48
63
76
76
71
66
66
67
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 (%)

6
7
2
3
3
1
4
3
1
5
5
0
1
1
0
0
0
2
1
1
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)

16
14
13
12
10
7
6
5
4
4
4
4
4
4
5
5
5
5
5
5
5
5
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

52
50
50
53
61
73
82
86
86
89
90
90
90
90
90
91
90
91
90
83
74
68
62
57

Pressure (mb)

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

Ozone (du)

277
277
277
276
275
275
274
274
274
275
276
276
276
277
278
280
280
280
280
281
282
283
284
285

Saturday 30

Waning Gibbous 96%

19:45

10:17

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

Sun - Rise: 07:39, Set: 19:18, Transit: 13:28. Moon - Rise: 19:45, Set: 10:17. Civil Dark: 19:52 - 07:06. Nautical Dark: 20:31 - 06:26. Astro Dark: 21:12 - 05:46

Total Clouds (% Sky Obscured)

76
82
88
80
71
63
68
72
78
84
85
90
86
83
82
71
60
44
46
57
67
58
55
53

Low Clouds (% Sky Obscured)

22
21
22
18
10
1
1
1
2
5
8
11
16
21
24
15
8
1
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

23
29
34
35
34
33
27
23
18
26
34
40
49
58
68
59
53
44
37
29
20
13
7
1

High Clouds (% Sky Obscured)

68
67
63
52
40
29
38
49
66
74
78
81
66
53
50
47
40
38
41
52
63
57
54
53

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
19
19
18
18
19
19
14
13
13
13
12
13
10
10
10
10
10
10
10
11
11
12
13

Dew Point (°C)

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

Relative Humidity (%)

52
51
50
49
53
60
66
66
66
68
69
69
71
70
68
67
66
66
65
61
58
56
55
55

Pressure (mb)

1028
1027
1027
1027
1027
1027
1027
1027
1027
1026
1026
1026
1026
1026
1025
1025
1025
1024
1024
1024
1024
1023
1023
1022

Ozone (du)

285
285
285
285
286
286
287
288
289
290
290
290
290
290
291
292
292
292
292
292
292
293
292
292

Sunday 1

Waning Gibbous 91%

19:59

11:46

14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 OK
00 OK
01 OK
02 OK
03 Good
04 Good
05 Good
06 OK
07 OK

Sun - Rise: 07:41, Set: 19:16, Transit: 13:27. Moon - Rise: 19:59, Set: 11:46. Civil Dark: 19:49 - 07:07. Nautical Dark: 20:29 - 06:28. Astro Dark: 21:09 - 05:48

Total Clouds (% Sky Obscured)

55
58
56
56
55
55
53
51
49
43
37
31
26
18
11
16
22
27

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
8
17
24

Medium Clouds (% Sky Obscured)

2
2
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

69
72
71
70
65
65
52
45
43
37
32
26
20
15
9
8
6
4

ISS Passover

Visibility (miles)

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

Precipitation Type

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
2
6
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
22
23
21
20
18
18
17
17
17
16
16
16
16
16
16
16

Feels Like (°C)

13
21
21
20
21
20
20
17
17
17
17
17
17
16
16
16
16
16

Dew Point (°C)

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

Relative Humidity (%)

54
57
61
63
70
76
83
86
86
87
89
89
89
87
85
83
85
87

Pressure (mb)

1021
1021
1020
1019
1019
1019
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

291
291
291
290
290
291
291
290
288
287
286
286
285
285
286
286
287
288

Forecast for Amersfoort, Gemeente Amersfoort, Netherlands (52.16,5.39)

Generated: 25/09/23 14:30:29. Forecast: 25/09/23 to 01/10/23. Timezone: UTC+2.00