Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 12

Waning Gibbous 97%

23:06

06:01

23 OK
00 OK
01 OK
02 Good
03 Good
04 Bad
05 Bad
06 Bad
07 Bad
08 OK
09 OK
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: 04:48, Set: 21:17, Transit: 13:03. Moon - Rise: 23:06, Set: 06:01. Civil Dark: 22:03 - 04:03. Nautical Dark: 23:11 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

23
27
18
2
0
55
100
95
64
33
43
94
98
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

23
27
0
0
0
0
0
0
16
0
43
0
0
0
0
0
0
0
0
0
0
4
36
53

Medium Clouds (% Sky Obscured)

2
0
0
0
0
0
0
8
0
13
0
15
26
19
39
49
47
94
89
100
94
86
76
63

High Clouds (% Sky Obscured)

16
8
3
2
0
29
72
67
61
19
16
47
55
79
100
50
92
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
4
4
2
4
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
26
65
86
95
95
95
94

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.9
1.2
0.5
0.4

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
92
93
95
95
95
95
90
79
71
63
55
51
48
48
49
51
53
64
81
85
90
92

Pressure (mb)

1016
1016
1016
1017
1017
1017
1018
1018
1019
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1018
1017
1017
1017
1017

Ozone (du)

332
332
331
331
329
327
327
327
326
327
327
327
327
328
328
327
325
322
321
320
319
317
319
321

Friday 13

Waning Gibbous 92%

23:42

07:15

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 OK
22 OK

Sun - Rise: 04:48, Set: 21:18, Transit: 13:03. Moon - Rise: 23:42, Set: 07:15. Civil Dark: 22:04 - 04:02. Nautical Dark: 23:12 - 02:53. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

97
95
99
65
90
89
95
91
85
92
95
95
94
94
100
100
100
100
100
100
100
100
41
32

Low Clouds (% Sky Obscured)

70
73
65
65
72
81
77
72
73
78
68
56
66
51
57
54
47
32
33
32
36
39
38
32

Medium Clouds (% Sky Obscured)

25
21
26
2
29
51
29
79
38
51
63
60
56
64
66
34
13
35
83
14
0
0
0
0

High Clouds (% Sky Obscured)

73
51
91
8
27
4
78
66
55
25
0
0
0
72
86
100
100
100
100
97
100
100
11
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
3
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

Light Rain
Light Rain
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
89
22
9
10
46
3
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.2
0.8
0.9
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
3
3
3
4
5
7
10
12
14
16
17
18
19
19
19
17
16
15
13
11
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
96
98
98
98
96
95
92
81
65
59
57
57
59
59
63
64
66
75
82
93

Pressure (mb)

1016
1016
1015
1015
1015
1014
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1018
1018
1018
1018
1019
1019
1019
1020

Ozone (du)

325
333
327
329
332
332
332
332
334
335
334
335
339
339
340
340
340
340
339
340
340
342
345
347

Saturday 14

Waning Gibbous 86%

00:09

08:34

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

Sun - Rise: 04:48, Set: 21:18, Transit: 13:03. Moon - Rise: 00:09, Set: 08:34. Civil Dark: 22:04 - 04:02. Nautical Dark: 23:13 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

36
41
52
48
56
65
54
55
48
65
62
84
84
62
73
45
13
11
8
15
5
15
15
1

Low Clouds (% Sky Obscured)

36
41
52
48
56
65
54
53
48
65
62
84
79
50
54
25
9
3
2
4
2
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
2
43
54
55
7
4
0
12
20
14
7
7
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
11
0
0
0
0
0
0
0
0
0
0
1
2
10
5
10
10
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
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
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
2
2
13
5
8
8
19
1
1
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
7
7
7
7
7
6
7
10
11
12
12
13
12
15
13
11
12
11
9
10
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

13
13
13
12
12
12
12
11
12
11
9
8
8
9
12
14
14
15
17
16
16
15
15
14

Relative Humidity (%)

95
95
95
96
98
98
98
93
87
75
64
55
50
52
59
70
67
70
79
73
77
81
87
95

Pressure (mb)

1020
1020
1020
1020
1020
1021
1021
1021
1022
1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1025
1025
1026

Ozone (du)

355
363
369
367
366
367
368
371
370
365
364
362
357
351
349
347
344
340
337
336
333
332
330
328

Sunday 15

Waning Gibbous 77%

00:29

09:55

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

Sun - Rise: 04:48, Set: 21:19, Transit: 13:03. Moon - Rise: 00:29, Set: 09:55. Civil Dark: 22:05 - 04:02. Nautical Dark: 23:14 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
5
17
23
18
12
4
3
4
5
4
5
5
3
4
6
15
9
10
4
4
4
2
11

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
3
3
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
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
2
13
16
18
12
4
0
1
2
3
3
1
1
1
1
1
1
1
2
2
2
1
11

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)

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

Chance of Frost

Temperature (°C)

14
13
13
12
11
11
11
12
13
15
17
19
20
21
22
23
23
24
23
22
21
19
18
16

Feels Like (°C)

14
14
13
13
12
11
11
13
14
16
18
19
20
21
23
23
25
25
24
21
20
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
95
95
93
93
87
78
67
61
57
52
49
47
46
47
49
55
65
71
79
86

Pressure (mb)

1026
1026
1027
1027
1027
1027
1027
1027
1028
1028
1028
1028
1028
1028
1028
1027
1027
1027
1027
1027
1026
1026
1026
1027

Ozone (du)

325
323
321
319
319
318
317
317
316
315
313
311
310
309
309
309
310
309
308
307
306
306
306
306

Monday 16

Waning Gibbous 67%

00:44

11:16

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

Sun - Rise: 04:48, Set: 21:19, Transit: 13:04. Moon - Rise: 00:44, Set: 11:16. Civil Dark: 22:05 - 04:02. Nautical Dark: 23:15 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

20
27
19
9
0
0
0
0
0
0
0
0
0
3
2
1
1
0
5
8
26
38
52
41

Low Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

20
27
19
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
32
47
38

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

Chance of Frost

Temperature (°C)

15
15
14
14
13
13
13
14
15
17
19
21
22
24
24
24
23
22
23
23
24
21
19
17

Feels Like (°C)

17
17
16
16
16
15
15
16
18
20
22
24
25
26
26
26
26
26
24
24
23
23
22
22

Dew Point (°C)

14
13
12
12
11
11
11
12
12
13
13
14
14
14
13
14
15
16
15
15
15
15
15
15

Relative Humidity (%)

89
89
87
87
87
89
87
87
82
74
68
63
59
53
50
55
59
65
62
59
57
65
75
88

Pressure (mb)

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

Ozone (du)

307
308
308
309
309
308
307
307
307
310
309
309
309
310
309
311
314
316
314
313
311
312
312
313

Tuesday 17

Waning Gibbous 57%

00:58

12:37

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

Sun - Rise: 04:48, Set: 21:19, Transit: 13:04. Moon - Rise: 00:58, Set: 12:37. Civil Dark: 22:06 - 04:02. Nautical Dark: 23:15 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

24
0
0
0
0
0
0
1
6
14
48
62
65
62
50
40
31
30
28
20
13
16
23
17

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
2
4
6
15
23
32
42
40
31
30
16
0
8
14
20
14

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

22
0
0
0
0
0
0
0
0
0
0
0
0
4
3
2
0
0
0
3
2
3
2
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
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
4
4
4
4
5
6
6
7
7
7
6
6
5
5
5
5
4
4
4
5
5

Chance of Frost

Temperature (°C)

17
16
15
14
14
13
14
15
16
17
19
20
21
22
24
24
24
25
24
24
24
22
21
19

Feels Like (°C)

21
20
19
15
14
14
14
14
14
17
16
16
17
17
18
23
23
22
23
24
25
21
21
21

Dew Point (°C)

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

Relative Humidity (%)

87
87
89
87
87
86
82
78
74
68
62
58
54
50
46
43
41
37
39
41
43
48
55
61

Pressure (mb)

1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1023
1023
1023
1024
1024

Ozone (du)

313
314
314
315
315
316
314
313
311
311
310
310
310
310
311
313
316
319
319
318
318
317
316
316

Wednesday 18

Third Quarter 45%

01:10

13:59

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

Sun - Rise: 04:49, Set: 21:20, Transit: 13:04. Moon - Rise: 01:10, Set: 13:59. Civil Dark: 22:06 - 04:02. Nautical Dark: 23:16 - 02:52. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

10
4
33
61
89
65
45
24
45
68
89
67
46
25
26
25
27
30
37
40

Low Clouds (% Sky Obscured)

7
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
2
11
19
28
47
45
24
45
67
65
56
42
22
18
13
11
14
22
24

High Clouds (% Sky Obscured)

1
1
29
54
85
59
31
7
27
44
53
36
22
7
5
3
1
26
37
40

ISS Passover

Visibility (miles)

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

Precipitation Type

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
7
10
10

Precipitation Amount (mm)

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

Chance of Frost

Temperature (°C)

18
16
15
14
14
13
14
14
15
16
17
19
20
21
22
23
23
23
23
22

Feels Like (°C)

20
19
19
12
13
12
12
11
10
14
13
14
14
15
16
23
22
22
23
23

Dew Point (°C)

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

Relative Humidity (%)

65
68
72
75
78
81
76
73
69
63
57
53
48
43
39
38
36
35
39
42

Pressure (mb)

1024
1024
1025
1024
1024
1024
1024
1024
1025
1025
1025
1025
1024
1024
1024
1024
1023
1023
1023
1022

Ozone (du)

315
315
315
315
316
316
316
316
316
316
316
315
316
317
318
319
319
320
321
322

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

Generated: 12/06/25 23:32:10. Forecast: 12/06/25 to 18/06/25. Timezone: UTC+1.00