Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 14

Waxing Crescent 23%

13:17

19:12

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: 07:26, Set: 18:08, Transit: 12:46. Moon - Rise: 13:17, Set: 19:12. Civil Dark: 18:42 - 06:52. Nautical Dark: 19:21 - 06:13. Astro Dark: 20:00 - 05:34

Total Clouds (% Sky Obscured)

52
62
71
77
96
94
95
92
80
93
91
94
84
93
94
95
96
99
97
91
65
60
59
69

Low Clouds (% Sky Obscured)

29
23
15
17
20
27
22
21
31
34
42
36
42
48
69
87
86
80
54
42
27
35
23
24

Medium Clouds (% Sky Obscured)

45
62
71
73
93
78
37
51
57
57
38
52
34
32
38
53
43
48
48
0
2
2
4
56

High Clouds (% Sky Obscured)

52
62
71
45
30
31
27
25
28
70
44
77
56
60
53
70
76
93
86
76
48
38
43
44

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 (%)

2
5
8
0
0
0
0
0
0
0
0
0
0
0
2
1
4
3
4
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)

11
10
10
9
10
10
9
9
9
9
10
10
11
11
11
11
14
14
16
17
17
17
16
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

64
69
73
74
72
74
74
77
79
80
80
82
86
86
84
80
76
69
67
62
57
59
62
67

Pressure (mb)

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

Ozone (du)

300
301
301
302
301
301
297
296
297
295
293
292
292
292
293
292
292
293
293
294
295
295
296
297

Thursday 15

Waxing Crescent 32%

14:09

19:53

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 OK
13 OK
14 OK
15 Bad
16 Bad
17 Good

Sun - Rise: 07:27, Set: 18:06, Transit: 12:46. Moon - Rise: 14:09, Set: 19:53. Civil Dark: 18:40 - 06:54. Nautical Dark: 19:19 - 06:15. Astro Dark: 19:58 - 05:36

Total Clouds (% Sky Obscured)

76
69
66
59
62
66
63
68
79
100
100
100
100
100
100
97
74
73
26
25
40
58
51
6

Low Clouds (% Sky Obscured)

28
18
15
13
17
19
31
36
46
98
87
100
68
71
67
77
74
73
20
19
34
55
51
5

Medium Clouds (% Sky Obscured)

65
65
65
59
59
14
22
40
54
55
56
100
100
100
100
41
59
32
0
0
0
0
0
0

High Clouds (% Sky Obscured)

50
7
3
38
49
35
2
2
2
1
2
1
47
70
48
51
0
2
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
8
2
2
3
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
3
10
32
91
95
95
95
95
95
34
9
4
11
0
2
15
6
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.8
0.8
0.7
2.3
1
1.1
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
15
14
13
12
12
12
13
14
14
11
11
12
10
7
6
7
9
9
11
11
11
10
9

Dew Point (°C)

14
14
13
12
12
11
11
12
12
13
11
10
11
11
10
9
8
9
8
5
5
4
4
4

Relative Humidity (%)

76
83
79
80
84
82
84
86
87
90
89
90
95
95
91
85
80
80
72
56
52
51
52
53

Pressure (mb)

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

Ozone (du)

297
297
298
298
300
302
303
303
303
302
302
302
303
303
305
308
310
309
311
312
314
315
314
312

Friday 16

Waxing Crescent 30%

14:49

20:47

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

Sun - Rise: 07:29, Set: 18:04, Transit: 12:46. Moon - Rise: 14:49, Set: 20:47. Civil Dark: 18:38 - 06:55. Nautical Dark: 19:17 - 06:16. Astro Dark: 19:56 - 05:37

Total Clouds (% Sky Obscured)

3
3
3
2
2
3
3
2
2
4
8
0
9
16
21
23
24
25
32
32
48
78
38
40

Low Clouds (% Sky Obscured)

3
3
3
2
2
3
3
2
2
4
8
0
9
16
21
23
24
25
32
31
43
72
32
36

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
9
12
8
4

High 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

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
6
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
4
0
0
0
0
0
0
0
0
0
1
3
15
18
4

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
10
10
10
9
8
8
7
7
8
8
9
10
10
11
13
14
14
14
14
14
14
13

Chance of Frost

Temperature (°C)

12
11
10
9
8
8
7
7
7
7
6
6
6
6
6
7
8
10
11
12
12
13
13
12

Feels Like (°C)

10
8
7
6
6
5
5
5
5
4
5
4
4
3
3
4
4
6
7
8
8
8
8
8

Dew Point (°C)

4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
3
3
3
5
5

Relative Humidity (%)

58
61
66
72
75
78
81
82
82
82
84
85
86
86
86
81
71
63
58
54
54
53
60
65

Pressure (mb)

1026
1027
1027
1028
1029
1029
1029
1030
1030
1030
1031
1031
1032
1032
1032
1033
1033
1033
1033
1033
1032
1032
1031
1032

Ozone (du)

314
320
321
319
317
317
319
322
324
325
325
324
325
329
330
331
330
328
325
321
321
322
319
316

Saturday 17

Waxing Crescent 41%

15:18

21:51

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

Sun - Rise: 07:31, Set: 18:02, Transit: 12:45. Moon - Rise: 15:18, Set: 21:51. Civil Dark: 18:36 - 06:57. Nautical Dark: 19:15 - 06:18. Astro Dark: 19:54 - 05:39

Total Clouds (% Sky Obscured)

10
45
48
42
49
60
26
24
20
19
46
30
24
26
26
28
35
44
73
92
94
96
86
79

Low Clouds (% Sky Obscured)

9
45
48
42
49
60
23
21
20
19
41
30
24
25
26
26
25
26
51
73
72
73
74
72

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
12
17
22
26
27
18
12

High Clouds (% Sky Obscured)

0
0
0
0
2
0
0
0
0
0
0
0
0
1
1
2
12
23
30
37
38
39
23
10

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 (%)

2
2
14
17
17
16
1
1
1
2
5
6
4
6
3
2
3
1
10
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)

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

Chance of Frost

Temperature (°C)

11
10
9
9
8
8
7
7
7
6
6
6
6
6
7
8
9
10
12
13
13
13
13
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
64
62
68
69
73
77
79
78
78
78
76
78
82
88
85
74
61
56
53
50
51
52
54

Pressure (mb)

1032
1032
1032
1032
1032
1032
1031
1031
1031
1031
1030
1030
1030
1030
1030
1031
1031
1031
1030
1030
1030
1029
1029
1030

Ozone (du)

311
308
308
303
301
302
301
302
302
302
298
296
295
296
297
299
300
300
299
298
297
295
294
294

Sunday 18

First Quarter 51%

15:40

23:03

18 Bad
19 Bad
20 Bad
21 OK
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: 07:33, Set: 17:58, Transit: 12:45. Moon - Rise: 15:40, Set: 23:03. Civil Dark: 18:34 - 06:59. Nautical Dark: 19:13 - 06:20. Astro Dark: 19:52 - 05:41

Total Clouds (% Sky Obscured)

53
56
63
48
66
71
75
71
75
74
68
65
62
43
43
47
68
84
100
100
100
100
90
78

Low Clouds (% Sky Obscured)

51
36
42
4
8
71
75
71
75
67
60
51
37
42
38
34
45
48
51
39
27
15
11
10

Medium Clouds (% Sky Obscured)

3
40
57
46
3
60
65
60
65
51
68
65
62
43
43
47
33
18
2
1
1
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
66
71
75
65
55
59
50
19
25
36
36
36
55
79
100
100
100
100
88
77

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
1
7
24
39
41
22
20
52
38
38
33
6
6
4
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
9
9
9
9
10
10
10
11
12
13
14
13
12
13
13
14
15
16
15
15
14
12

Chance of Frost

Temperature (°C)

11
10
9
8
8
7
7
7
7
7
7
7
7
8
9
10
11
12
13
15
15
15
15
14

Feels Like (°C)

7
7
5
4
4
4
3
3
3
3
2
2
2
3
4
5
5
5
7
7
11
10
10
10

Dew Point (°C)

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

Relative Humidity (%)

55
60
72
75
82
85
79
82
85
90
90
87
88
88
85
83
81
75
71
66
67
67
68
73

Pressure (mb)

1030
1031
1031
1031
1031
1031
1031
1031
1031
1031
1030
1030
1030
1030
1031
1032
1032
1032
1032
1032
1032
1032
1032
1032

Ozone (du)

294
293
292
291
289
289
288
284
281
278
278
276
275
275
275
274
274
274
273
273
273
273
273
273

Monday 19

Waxing Gibbous 61%

15:56

00:17

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 OK
16 OK
17 Bad

Sun - Rise: 07:34, Set: 17:56, Transit: 12:45. Moon - Rise: 15:56, Set: 00:17. Civil Dark: 18:32 - 07:00. Nautical Dark: 19:11 - 06:21. Astro Dark: 19:50 - 05:42

Total Clouds (% Sky Obscured)

64
76
88
100
95
91
87
86
88
92
93
94
95
97
98
100
100
99
99
77
53
30
38
46

Low Clouds (% Sky Obscured)

6
5
2
0
0
0
0
0
0
0
5
12
22
34
43
56
56
51
45
21
13
10
11
15

Medium Clouds (% Sky Obscured)

0
6
13
19
22
33
33
38
35
37
30
28
29
29
30
30
33
30
32
21
9
0
11
18

High Clouds (% Sky Obscured)

59
68
84
100
94
87
81
84
88
92
73
53
33
34
34
30
30
30
34
27
14
2
1
1

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
6
8
10
10
9
6
6
4
1
7
9

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

76
83
83
81
83
84
86
88
90
90
91
90
88
87
83
77
71
64
58
51
53
54
55
63

Pressure (mb)

1032
1033
1033
1033
1033
1033
1032
1032
1032
1032
1031
1031
1031
1031
1031
1030
1030
1030
1029
1028
1028
1027
1026
1026

Ozone (du)

273
272
272
272
272
273
274
275
276
277
277
277
278
278
278
278
278
279
280
281
282
283
284
286

Tuesday 20

Waxing Gibbous 70%

16:10

01:33

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

Sun - Rise: 07:36, Set: 17:54, Transit: 12:45. Moon - Rise: 16:10, Set: 01:33. Civil Dark: 18:30 - 07:02. Nautical Dark: 19:09 - 06:23. Astro Dark: 19:48 - 05:44

Total Clouds (% Sky Obscured)

54
54
59
60
64
64
68
50
37
26
26
26
24
20
13
5
18
31
43

Low Clouds (% Sky Obscured)

24
31
40
60
57
57
52
47
36
25
26
26
23
18
13
5
18
31
41

Medium Clouds (% Sky Obscured)

18
18
18
19
18
18
18
16
12
5
4
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
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

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 (%)

4
24
30
32
42
41
37
29
20
3
2
1
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)

12
12
11
10
10
7
5
6
6
6
6
6
6
6
7
8
9
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
80
81
81
80
83
85
88
90
91
91
93
93
93
88
84
78
72
65

Pressure (mb)

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

Ozone (du)

288
289
290
290
291
292
292
293
295
296
298
299
300
301
300
299
298
299
300

Forecast for Welwyn Garden City, Hertfordshire, United Kingdom (51.80,-0.21)

Generated: 14/10/26 18:48:13. Forecast: 14/10/26 to 20/10/26. Timezone: UTC+1.00