Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 1

Waning Gibbous 66%

20:37

14:42

18 Good
19 Good
20 Good
21 OK
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 OK
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: 07:05, Set: 18:40, Transit: 12:52. Moon - Rise: 20:37, Set: 14:42. Civil Dark: 19:13 - 06:33. Nautical Dark: 19:51 - 05:55. Astro Dark: 20:30 - 05:16

Total Clouds (% Sky Obscured)

6
4
12
38
51
100
100
100
94
76
62
31
40
58
60
71
79
73
94
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
4
5
10
10
14
13
10
10
5
3
2
9
11
12
14
14
10
5
11
8
0
2
0

Medium Clouds (% Sky Obscured)

0
0
0
10
10
78
94
92
79
60
48
16
4
4
4
3
3
2
0
0
8
13
3
68

High Clouds (% Sky Obscured)

0
3
12
38
30
100
100
100
82
5
2
2
24
58
60
71
75
67
92
99
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
1
1
2
1
1
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
6
5
4
4
3
3
3
3
3
3
3
3
3
5
9
11
12
12
12
11
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
13
11
10
10
10
10
11
11
11
11
13
11
13
15
15
16
16
16
16
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

61
73
79
80
80
83
78
79
81
84
87
89
89
89
86
73
63
55
53
52
54
52
54
58

Pressure (mb)

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

Ozone (du)

306
306
306
306
305
304
305
305
305
306
307
305
304
303
304
303
303
303
302
301
301
301
301
301

Friday 2

Waning Gibbous 54%

21:38

15:35

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 OK
17 OK

Sun - Rise: 07:07, Set: 18:38, Transit: 12:51. Moon - Rise: 21:38, Set: 15:35. Civil Dark: 19:11 - 06:34. Nautical Dark: 19:49 - 05:56. Astro Dark: 20:28 - 05:17

Total Clouds (% Sky Obscured)

100
100
74
79
86
94
100
100
100
100
100
100
100
100
100
95
56
54
53
55
60
64
15
31

Low Clouds (% Sky Obscured)

2
5
58
79
78
49
38
13
8
7
0
0
3
6
2
3
3
4
4
6
10
9
10
12

Medium Clouds (% Sky Obscured)

65
80
74
79
85
75
70
46
23
13
4
0
0
0
0
0
0
0
0
3
1
10
1
11

High Clouds (% Sky Obscured)

100
100
40
40
41
81
100
100
100
100
100
100
100
100
100
93
46
44
43
43
43
48
0
2

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
2
4
2

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)

7
4
4
3
3
3
3
3
3
2
2
2
1
1
1
1
2
5
6
7
7
6
6
6

Chance of Frost

Temperature (°C)

17
15
14
13
13
12
12
12
12
11
11
10
10
10
10
12
16
18
19
20
20
20
21
20

Feels Like (°C)

15
14
12
12
12
11
11
11
10
10
10
10
9
9
10
13
17
19
19
20
20
20
19
19

Dew Point (°C)

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

Relative Humidity (%)

64
70
71
71
71
71
72
79
81
84
85
87
90
90
88
79
71
62
55
51
50
50
55
62

Pressure (mb)

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

Ozone (du)

301
301
301
301
301
300
300
300
300
299
299
300
300
301
302
302
303
304
304
303
305
306
306
304

Saturday 3

Third Quarter 42%

22:54

16:12

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

Sun - Rise: 07:09, Set: 18:36, Transit: 12:51. Moon - Rise: 22:54, Set: 16:12. Civil Dark: 19:09 - 06:36. Nautical Dark: 19:47 - 05:58. Astro Dark: 20:26 - 05:19

Total Clouds (% Sky Obscured)

8
20
33
53
62
63
67
26
22
26
24
24
27
25
23
20
22
33
41
44
45
50
34
21

Low Clouds (% Sky Obscured)

3
11
12
13
29
63
67
14
8
11
9
11
12
11
10
10
12
18
18
20
25
28
19
8

Medium Clouds (% Sky Obscured)

4
4
8
47
62
63
67
12
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2

High Clouds (% Sky Obscured)

4
2
12
31
40
45
37
0
0
0
4
0
0
0
0
0
0
4
23
16
11
7
6
6

ISS Passover

Visibility (miles)

9
9
9
9
7
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
6
12
15
15
15
15
15
15
15
15
15
15
15

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 (%)

3
4
26
36
34
7
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
4
3
3
3
2
2
2
2
2
2
2
1
1
1
1
2
6
7
7
8
8
7
7

Chance of Frost

Temperature (°C)

19
16
15
14
13
13
12
12
12
12
12
12
12
12
12
13
16
19
20
21
21
21
21
20

Feels Like (°C)

18
16
15
14
14
13
12
12
14
14
14
14
14
13
14
16
18
20
19
20
20
20
21
20

Dew Point (°C)

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

Relative Humidity (%)

70
82
89
90
92
92
92
92
92
90
92
90
92
92
90
83
74
62
54
50
49
49
48
50

Pressure (mb)

1029
1030
1030
1030
1030
1030
1030
1030
1030
1029
1029
1029
1030
1030
1030
1030
1030
1031
1030
1030
1030
1029
1029
1029

Ozone (du)

305
306
307
306
306
310
313
318
319
320
317
313
311
309
306
303
300
298
297
295
293
291
287
285

Sunday 4

Waning Crescent 31%

00:19

16:38

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

Sun - Rise: 07:10, Set: 18:34, Transit: 12:51. Moon - Rise: 00:19, Set: 16:38. Civil Dark: 19:06 - 06:38. Nautical Dark: 19:44 - 05:59. Astro Dark: 20:23 - 05:21

Total Clouds (% Sky Obscured)

35
36
42
42
42
41
45
54
61
65
74
68
84
79
72
56
52
42
37
38
43
39
30
33

Low Clouds (% Sky Obscured)

0
0
1
1
1
0
0
0
0
0
8
17
29
28
27
40
44
33
29
33
41
39
30
33

Medium Clouds (% Sky Obscured)

0
0
0
5
4
36
45
54
61
56
16
48
58
51
43
7
3
3
3
3
3
3
2
1

High Clouds (% Sky Obscured)

35
36
42
42
42
41
45
54
61
65
67
12
13
7
4
4
3
3
2
2
2
2
3
4

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 (%)

15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15

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

Chance of Frost

Temperature (°C)

18
17
16
15
14
13
13
12
12
12
12
12
11
11
13
14
16
18
19
21
21
21
21
20

Feels Like (°C)

18
16
15
15
14
13
12
12
12
12
11
11
12
11
13
13
15
17
18
20
20
21
20
18

Dew Point (°C)

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

Relative Humidity (%)

61
76
85
87
87
89
89
92
93
95
93
95
95
96
95
83
77
72
65
62
58
56
57
65

Pressure (mb)

1029
1029
1029
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027
1026
1026
1025

Ozone (du)

283
281
280
279
279
279
280
279
278
277
275
274
273
273
272
272
272
271
271
271
271
271
271
270

Monday 5

Waning Crescent 20%

01:45

16:57

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

Sun - Rise: 07:12, Set: 18:31, Transit: 12:51. Moon - Rise: 01:45, Set: 16:57. Civil Dark: 19:04 - 06:39. Nautical Dark: 19:42 - 06:01. Astro Dark: 20:21 - 05:22

Total Clouds (% Sky Obscured)

37
41
29
4
16
27
40
39
44
46
43
46
46
58
56
50
46
45
42
53
65
77
77
76

Low Clouds (% Sky Obscured)

37
41
29
0
8
17
25
25
19
14
14
10
10
7
7
11
11
10
6
6
6
6
4
2

Medium Clouds (% Sky Obscured)

0
0
0
4
1
1
0
0
0
0
0
4
5
5
5
6
8
10
11
30
48
66
70
74

High Clouds (% Sky Obscured)

3
1
1
1
0
0
0
0
0
3
0
0
0
31
17
1
2
2
2
2
2
3
3
3

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 (%)

15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15

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
1
1
2
4
5

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

Chance of Frost

Temperature (°C)

18
16
15
15
14
13
13
13
13
13
13
13
12
12
13
15
17
18
19
21
21
21
21
19

Feels Like (°C)

16
16
17
16
15
15
15
15
14
15
14
14
14
14
14
14
15
16
17
17
22
21
20
20

Dew Point (°C)

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

Relative Humidity (%)

74
83
89
90
92
92
92
92
92
93
93
93
95
93
86
80
74
65
59
52
52
52
52
59

Pressure (mb)

1025
1025
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1022
1022
1023
1023
1023
1023
1023
1022
1022
1021
1021
1020

Ozone (du)

270
270
270
270
270
270
269
269
269
269
269
270
271
272
272
273
273
274
275
275
276
276
277
278

Tuesday 6

Waning Crescent 12%

03:09

17:12

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: 07:13, Set: 18:29, Transit: 12:50. Moon - Rise: 03:09, Set: 17:12. Civil Dark: 19:02 - 06:41. Nautical Dark: 19:40 - 06:03. Astro Dark: 20:19 - 05:24

Total Clouds (% Sky Obscured)

77
81
85
88
88
86
84
87
92
95
97
97
96
97
98
100
100
100
100
100
100
100
86
72

Low Clouds (% Sky Obscured)

0
0
0
0
4
8
12
10
14
15
18
20
23
22
21
21
15
14
9
11
13
15
13
12

Medium Clouds (% Sky Obscured)

77
81
85
88
85
81
78
80
82
86
93
96
96
97
98
100
100
100
100
96
92
88
62
36

High Clouds (% Sky Obscured)

3
5
7
8
21
35
49
50
56
57
50
38
20
47
73
100
100
100
100
100
100
100
81
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 (%)

15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15

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
3
2
0
0
1
1
11
20
27
29
26
13
18
21
17
23
25
23
16
10
2
2
1

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
77
78
80
83
86
86
87
89
89
89
90
89
90
83
78
73
67
62
57
56
54
52
58

Pressure (mb)

1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

278
279
280
282
283
284
285
286
287
288
288
290
291
292
293
294
295
295
295
295
297
298
299
302

Wednesday 7

Waning Crescent 6%

04:30

17:26

18 Bad
19 OK
20 OK
21 OK
22 OK
23 OK
00 Bad
01 OK
02 OK
03 OK
04 OK
05 OK
06 OK
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:15, Set: 18:27, Transit: 12:50. Moon - Rise: 04:30, Set: 17:26. Civil Dark: 19:00 - 06:42. Nautical Dark: 19:38 - 06:04. Astro Dark: 20:16 - 05:26

Total Clouds (% Sky Obscured)

58
47
35
23
34
40
55
45
40
40
45
45
45
50
55
55
73
86
99

Low Clouds (% Sky Obscured)

10
9
6
4
4
2
2
2
2
2
11
19
27
42
52
55
56
47
41

Medium Clouds (% Sky Obscured)

11
8
4
0
0
0
0
0
0
0
0
0
0
7
13
17
28
38
49

High Clouds (% Sky Obscured)

38
29
24
19
32
40
50
45
35
40
35
35
40
40
40
39
58
76
95

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15
15

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
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

Wind Speed/Direction (mph)

8
7
7
7
7
7
8
8
8
8
7
7
7
7
8
8
9
9
9

Chance of Frost

Temperature (°C)

16
15
14
13
13
12
11
11
10
10
9
9
10
10
11
12
12
14
15

Feels Like (°C)

18
19
13
13
13
13
13
12
9
8
8
7
7
6
7
8
8
9
9

Dew Point (°C)

10
10
10
9
9
8
8
7
6
5
4
3
2
1
2
2
3
3
3

Relative Humidity (%)

64
69
73
76
77
77
77
77
74
72
70
64
59
54
53
52
52
48
44

Pressure (mb)

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

Ozone (du)

304
307
307
307
307
305
304
302
301
300
299
297
295
293
291
290
288
288
288

Forecast for Chichester, West Sussex, United Kingdom (50.84,-0.77)

Generated: 01/10/26 18:30:51. Forecast: 01/10/26 to 07/10/26. Timezone: UTC+1.00