Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 17

Waning Crescent 10%

04:01

18:25

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

Sun - Rise: 07:28, Set: 19:45, Transit: 13:36. Moon - Rise: 04:01, Set: 18:25. Civil Dark: 20:11 - 07:01. Nautical Dark: 20:42 - 06:30. Astro Dark: 21:14 - 05:59

Total Clouds (% Sky Obscured)

15
16
21
19
13
4
1
0
0
0
5
0
0
0
4
18
17
15
18
11
0
1
2
6

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
0
0
0
0
0
0
0
0
6

Medium Clouds (% Sky Obscured)

13
16
21
19
12
4
1
0
0
0
5
0
0
0
0
18
17
15
18
11
0
1
2
0

High Clouds (% Sky Obscured)

0
0
1
3
3
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 (%)

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

Chance of Frost

Temperature (°C)

19
18
18
18
18
17
16
16
15
15
18
23
26
29
30
31
31
31
31
31
28
25
23
22

Feels Like (°C)

20
20
19
19
19
18
18
17
17
17
21
25
28
31
32
32
32
32
32
32
30
27
25
23

Dew Point (°C)

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

Relative Humidity (%)

56
57
55
53
56
59
62
64
65
62
53
45
39
33
29
27
26
25
25
27
37
42
44
44

Pressure (mb)

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

Ozone (du)

290
290
289
289
289
289
289
290
290
289
288
288
288
288
287
287
288
289
290
290
290
290
290
290

Thursday 18

Waning Crescent 5%

05:09

18:51

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

Sun - Rise: 07:29, Set: 19:43, Transit: 13:36. Moon - Rise: 05:09, Set: 18:51. Civil Dark: 20:10 - 07:02. Nautical Dark: 20:41 - 06:31. Astro Dark: 21:12 - 06:00

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
2
3
27
30
51
34
47
46
36
56
68
94
94
78

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
21
6
0
3
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
8
6
3
4
14
22
17

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
2
3
27
30
50
34
45
45
36
56
68
91
89
65

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)

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

Chance of Frost

Temperature (°C)

21
20
19
18
18
17
16
16
16
16
19
24
27
30
31
32
32
32
32
31
29
26
24
23

Feels Like (°C)

22
22
20
20
19
18
18
18
18
18
20
26
30
29
30
30
31
31
30
30
28
25
23
21

Dew Point (°C)

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

Relative Humidity (%)

46
50
51
53
54
56
58
59
59
59
49
42
36
32
29
25
23
21
21
23
31
34
35
36

Pressure (mb)

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

Ozone (du)

291
291
291
291
290
291
291
292
292
291
290
289
290
291
292
292
292
293
294
295
296
294
294
294

Friday 19

Waning Crescent 1%

06:13

19:14

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 OK
18 Good
19 OK
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:30, Set: 19:42, Transit: 13:36. Moon - Rise: 06:13, Set: 19:14. Civil Dark: 20:08 - 07:03. Nautical Dark: 20:39 - 06:32. Astro Dark: 21:10 - 06:01

Total Clouds (% Sky Obscured)

98
71
98
100
100
100
100
98
90
72
62
75
73
61
66
65
65
22
14
4
26
43
61
95

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
29
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

24
55
52
50
67
97
100
98
90
72
62
54
60
31
36
65
56
22
11
4
26
24
16
11

High Clouds (% Sky Obscured)

94
53
97
100
100
100
67
71
4
2
5
67
73
52
66
65
65
0
0
0
0
20
45
80

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
2
6
4
0
0
1
6
31
19
10
6
5
5
9
8
8

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)

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

Chance of Frost

Temperature (°C)

22
21
20
19
18
18
18
18
18
18
20
25
27
28
30
31
31
31
30
30
28
26
24
23

Feels Like (°C)

20
20
19
19
18
17
17
18
17
18
20
24
27
29
30
31
31
31
31
30
30
28
26
24

Dew Point (°C)

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

Relative Humidity (%)

39
45
49
50
50
49
47
52
60
62
55
48
38
30
27
25
25
24
24
26
36
44
47
52

Pressure (mb)

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

Ozone (du)

292
292
292
293
293
293
295
298
301
303
301
300
300
300
300
300
300
300
298
292
288
287
285
284

Saturday 20

Waning Crescent 0%

07:15

19:35

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:31, Set: 19:40, Transit: 13:35. Moon - Rise: 07:15, Set: 19:35. Civil Dark: 20:06 - 07:04. Nautical Dark: 20:37 - 06:33. Astro Dark: 21:09 - 06:02

Total Clouds (% Sky Obscured)

100
100
90
100
100
89
84
100
100
96
100
100
99
90
92
98
99
100
100
93
98
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
1
2
4
13
21
28
28
25
22
33
45
50
50
48
45
32
20
10
17
21
40

Medium Clouds (% Sky Obscured)

6
3
0
9
19
29
36
44
51
67
84
95
82
80
73
71
42
70
39
14
23
25
25
35

High Clouds (% Sky Obscured)

100
100
90
100
100
89
84
100
100
93
97
96
88
56
60
80
91
100
99
86
95
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
4
4

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
Very Light Rain
None
Light Rain
Light Rain

Precipitation Probability (%)

6
4
0
0
0
0
5
8
23
29
33
29
27
23
16
22
24
25
24
35
62
53
80
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0.8
0.4

Wind Speed/Direction (mph)

3
3
3
3
3
3
3
3
3
3
5
6
8
9
10
11
11
10
9
9
10
7
4
5

Chance of Frost

Temperature (°C)

21
20
20
19
19
18
18
18
18
18
21
23
25
26
27
28
28
28
28
28
26
23
22
21

Feels Like (°C)

21
20
19
19
17
17
19
19
18
18
22
22
24
25
27
27
27
27
26
26
23
21
22
21

Dew Point (°C)

11
12
12
11
10
9
10
11
12
12
12
12
13
13
12
11
10
10
10
10
13
19
16
19

Relative Humidity (%)

51
58
60
60
57
54
58
62
66
65
58
51
49
45
39
34
32
32
31
32
44
79
69
91

Pressure (mb)

1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1016
1016
1015
1015
1014
1013
1013
1013
1014
1014
1015

Ozone (du)

285
284
283
282
281
279
278
279
279
278
277
276
276
276
275
275
274
274
274
274
274
273
274
274

Sunday 21

New Moon 1%

08:16

19:56

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:31, Set: 19:38, Transit: 13:35. Moon - Rise: 08:16, Set: 19:56. Civil Dark: 20:05 - 07:05. Nautical Dark: 20:36 - 06:34. Astro Dark: 21:07 - 06:03

Total Clouds (% Sky Obscured)

100
100
100
87
69
53
45
64
83
93
96
100
100
100
100
99
96
91
89
88
86
87
100
100

Low Clouds (% Sky Obscured)

22
18
16
19
21
21
32
43
53
62
70
79
79
80
80
55
45
43
39
38
35
46
50
55

Medium Clouds (% Sky Obscured)

40
25
3
54
46
17
27
36
37
25
37
7
16
37
49
67
70
69
79
84
86
62
58
42

High Clouds (% Sky Obscured)

100
100
100
67
32
26
13
21
44
71
87
100
100
100
96
99
96
91
89
88
86
87
95
95

ISS Passover

Visibility (miles)

9
9
9
9
9
4
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
Light Rain
None
Very Light Rain
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

13
7
3
19
41
86
55
60
50
54
49
41
33
28
20
70
73
70
70
67
61
79
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.7
0
0.2
0
0
0
0
0
0
0
0.3
0.5
0.4
0.4
0.3
0.2
0.3
0.6
0.7

Wind Speed/Direction (mph)

3
4
5
5
5
6
5
6
7
8
10
11
13
13
12
11
10
10
11
9
8
6
4
2

Chance of Frost

Temperature (°C)

21
20
20
20
20
20
19
19
19
20
21
22
24
26
27
27
29
29
29
27
26
24
23
21

Feels Like (°C)

22
22
20
21
21
21
21
21
22
20
21
22
23
24
25
26
28
27
27
28
29
29
23
24

Dew Point (°C)

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

Relative Humidity (%)

89
88
91
92
91
91
93
93
95
93
85
79
60
47
42
38
38
36
35
41
48
58
68
80

Pressure (mb)

1014
1014
1014
1014
1014
1013
1013
1013
1013
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1011
1012
1013

Ozone (du)

274
274
273
274
274
273
273
273
273
274
274
275
276
276
276
277
276
276
276
276
276
276
276
276

Monday 22

Waxing Crescent 4%

09:16

20:18

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
19 Bad
20 Bad
21 Bad
22 Bad

Sun - Rise: 07:32, Set: 19:37, Transit: 13:35. Moon - Rise: 09:16, Set: 20:18. Civil Dark: 20:03 - 07:06. Nautical Dark: 20:34 - 06:35. Astro Dark: 21:05 - 06:04

Total Clouds (% Sky Obscured)

100
100
100
96
92
87
85
88
89
91
89
89
78
67
61
69
81
99
98
96
95
96
98
100

Low Clouds (% Sky Obscured)

50
46
42
42
39
33
36
44
48
51
51
54
55
52
50
53
59
67
62
56
50
61
72
94

Medium Clouds (% Sky Obscured)

24
13
10
7
8
11
8
7
6
3
2
2
4
6
8
37
65
94
67
41
14
42
71
99

High Clouds (% Sky Obscured)

95
83
80
49
28
24
45
60
78
77
76
76
69
66
61
69
81
99
98
96
95
95
91
86

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
1
2
2

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

Precipitation Probability (%)

95
95
95
84
68
27
56
62
62
65
68
53
63
68
70
67
63
55
71
90
95
95
95
95

Precipitation Amount (mm)

0.8
1
1.1
0.5
0.3
0
0
0.3
0.3
0.3
0.4
0
0.3
0.4
0.4
0.3
0.2
0
0.2
0.5
0.8
2
3.2
4.8

Wind Speed/Direction (mph)

3
3
4
5
5
6
6
6
6
6
8
11
13
13
12
11
10
8
7
7
7
7
5
4

Chance of Frost

Temperature (°C)

20
20
20
20
20
19
19
19
18
18
21
23
26
28
30
31
31
30
30
26
23
20
20
20

Feels Like (°C)

25
24
24
23
23
22
22
21
21
21
20
20
21
23
24
25
32
31
29
29
29
28
18
19

Dew Point (°C)

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

Relative Humidity (%)

93
95
95
93
93
93
92
91
89
88
71
60
49
45
40
35
37
38
40
53
70
93
95
95

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1015
1014
1014
1013
1013
1012
1012
1013
1013
1014
1014
1014

Ozone (du)

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

Tuesday 23

Waxing Crescent 8%

10:17

20:43

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
19 Bad

Sun - Rise: 07:33, Set: 19:35, Transit: 13:34. Moon - Rise: 10:17, Set: 20:43. Civil Dark: 20:02 - 07:07. Nautical Dark: 20:32 - 06:36. Astro Dark: 21:04 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
96
91
85
80

Low Clouds (% Sky Obscured)

78
57
35
36
37
39
47
56
65
64
64
62
56
49
43
37
34
32
36
39
40

Medium Clouds (% Sky Obscured)

99
100
100
92
84
79
81
85
89
91
91
93
86
86
92
87
79
70
80
85
80

High Clouds (% Sky Obscured)

91
95
100
100
100
100
100
100
100
100
100
100
100
100
100
87
73
60
40
20
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
93
91
92
93
84
69
22
42
56
72
92
95
95

Precipitation Amount (mm)

2.1
1.3
0.9
0.9
0.9
0.9
0.9
0.7
0.4
0.4
0.5
0.6
0.5
0.3
0
0
0
0.4
0.5
0.6
0.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
19
19
18
18
18
18
19
19
20
21
22
24
26
25
25
24
23
22

Feels Like (°C)

21
21
21
21
20
20
20
20
19
19
20
20
20
20
20
20
28
27
26
25
25

Dew Point (°C)

19
19
19
18
18
18
18
18
18
18
18
19
19
18
18
18
18
19
20
20
19

Relative Humidity (%)

95
96
96
96
98
96
96
98
96
96
95
92
88
79
69
61
65
70
76
80
84

Pressure (mb)

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

Ozone (du)

282
282
283
284
283
282
282
282
283
284
285
286
288
288
289
289
289
290
290
289
288

Forecast for Hamburg, Clark, United States of America (38.40,-85.78)

Generated: 17/09/25 23:00:05. Forecast: 17/09/25 to 23/09/25. Timezone: UTC-4.00