Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 12

Waxing Crescent 4%

11:00

18:19

12 Bad
13 Bad
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

Sun - Rise: 07:22, Set: 18:13, Transit: 12:47. Moon - Rise: 11:00, Set: 18:19. Civil Dark: 18:47 - 06:49. Nautical Dark: 19:25 - 06:10. Astro Dark: 20:04 - 05:31

Total Clouds (% Sky Obscured)

61
70
76
82
100
100
100
96
96
75
69
91
87
50
72
82
86
99
100
99
97
90
100
82

Low Clouds (% Sky Obscured)

61
70
76
82
100
100
100
95
94
61
43
84
61
33
54
82
86
94
87
87
54
48
81
79

Medium Clouds (% Sky Obscured)

61
37
38
38
37
34
23
21
19
18
23
21
17
8
5
5
0
0
0
29
19
46
48
75

High Clouds (% Sky Obscured)

61
70
76
82
31
20
20
4
0
0
1
1
21
2
51
16
56
69
90
89
94
82
67
40

ISS Passover

Visibility (miles)

9
9
9
9
8
9
8
0
0
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
Light Rain

Precipitation Probability (%)

11
4
1
27
24
2
18
25
6
1
0
0
0
0
0
0
4
14
1
0
0
14
60
73

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
0.4

Wind Speed/Direction (mph)

11
11
10
10
11
11
10
9
8
8
8
8
10
10
9
10
9
9
11
12
14
15
17
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
80
85
90
93
93
96
98
98
96
93
92
90
90
93
96
95
96
96
95
92
85
75
74

Pressure (mb)

1014
1014
1013
1013
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014
1014
1014
1015
1015
1015
1015

Ozone (du)

261
261
261
262
263
264
264
264
263
262
263
263
261
261
261
259
259
259
260
259
259
260
261
264

Tuesday 13

Waxing Crescent 9%

No Rise

18:41

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

Sun - Rise: 07:24, Set: 18:11, Transit: 12:46. Moon - Rise: No Rise, Set: 18:41. Civil Dark: 18:44 - 06:50. Nautical Dark: 19:23 - 06:11. Astro Dark: 20:02 - 05:32

Total Clouds (% Sky Obscured)

66
26
23
21
21
14
23
2
85
92
82
39
18
6
42
39
4
7
16
43
45
71
71
87

Low Clouds (% Sky Obscured)

66
19
17
14
13
9
11
0
0
0
0
0
0
0
0
0
0
2
0
8
0
0
0
10

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
7
2
75
92
82
39
17
5
37
39
2
4
14
33
44
70
70
83

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 (%)

33
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)

15
16
17
17
15
14
12
10
8
7
7
6
6
5
4
4
3
3
3
2
3
4
6
9

Chance of Frost

Temperature (°C)

18
19
20
19
19
18
17
15
14
13
12
12
11
11
10
10
9
9
8
8
8
10
12
14

Feels Like (°C)

15
15
16
16
16
15
14
13
12
11
9
9
8
10
10
8
9
9
9
9
8
9
11
11

Dew Point (°C)

15
15
11
9
8
8
8
8
8
9
9
9
8
9
8
8
7
7
7
6
6
6
7
7

Relative Humidity (%)

81
76
56
52
50
52
55
60
68
74
77
80
83
87
88
88
88
87
88
87
85
80
71
64

Pressure (mb)

1016
1017
1018
1019
1020
1020
1022
1023
1024
1025
1026
1027
1027
1028
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029

Ozone (du)

270
272
279
285
288
293
296
299
304
309
313
313
313
312
310
310
307
304
306
305
304
303
300
297

Wednesday 14

Waxing Crescent 15%

12:12

19:12

12 Bad
13 Bad
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

Sun - Rise: 07:26, Set: 18:08, Transit: 12:46. Moon - Rise: 12:12, 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)

96
67
85
48
60
77
88
100
100
99
100
100
86
91
97
100
98
91
93
96
91
92
83
97

Low Clouds (% Sky Obscured)

22
26
27
30
22
25
3
29
35
40
20
9
20
60
64
64
61
37
48
45
46
44
57
60

Medium Clouds (% Sky Obscured)

0
1
0
2
9
6
15
7
12
72
95
100
67
74
79
88
75
67
44
36
34
49
21
33

High Clouds (% Sky Obscured)

87
48
49
4
14
29
70
100
100
99
98
46
44
18
64
93
88
71
66
75
78
66
67
90

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
2
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)

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

Chance of Frost

Temperature (°C)

15
16
17
17
17
17
16
15
14
13
13
13
12
12
12
12
13
13
13
13
14
15
16
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
52
49
49
49
52
58
64
70
76
80
81
80
80
79
76
76
77
79
83
86
78
73
70

Pressure (mb)

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

Ozone (du)

297
295
295
293
294
295
293
293
294
293
294
294
293
293
293
292
293
293
293
293
293
293
292
293

Thursday 15

Waxing Crescent 23%

13:17

19:53

12 Bad
13 Bad
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 OK
11 Bad

Sun - Rise: 07:27, Set: 18:06, Transit: 12:46. Moon - Rise: 13:17, 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)

100
97
94
90
92
95
97
95
94
92
95
97
45
55
55
55
56
91
87
74
64
56
36
69

Low Clouds (% Sky Obscured)

77
77
77
72
74
74
73
74
75
74
82
89
45
55
55
55
41
25
44
60
58
56
35
68

Medium Clouds (% Sky Obscured)

18
6
9
9
6
3
0
4
9
13
23
31
40
45
40
40
35
90
85
74
47
56
0
63

High Clouds (% Sky Obscured)

95
89
80
73
77
86
93
86
81
78
69
7
0
15
30
55
42
25
15
7
4
4
2
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
4
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
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

1
5
1
0
3
6
1
2
6
17
22
39
51
61
62
50
37
25
17
36
50
46
4
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.3
0.3
0
0
0
0
0
0.2
0.3
0
0

Wind Speed/Direction (mph)

14
15
14
14
13
13
12
11
11
10
10
9
8
7
5
7
9
8
7
9
13
12
12
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
16
17
18
18
17
16
15
15
14
14
14
14
17
16
15
14
13
10
8
7
7
7
8

Dew Point (°C)

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

Relative Humidity (%)

65
65
65
68
70
73
78
79
82
83
83
86
87
93
95
96
96
93
93
91
84
83
83
70

Pressure (mb)

1020
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1019
1019
1020
1020
1021
1023
1023
1024

Ozone (du)

293
293
294
294
296
297
298
299
300
300
300
301
301
302
303
302
303
303
303
302
303
305
307
308

Friday 16

Waxing Crescent 32%

14:09

20:47

12 OK
13 Good
14 Good
15 Good
16 Good
17 Good
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 Good
09 Good
10 OK
11 OK

Sun - Rise: 07:29, Set: 18:04, Transit: 12:46. Moon - Rise: 14:09, 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)

31
12
9
11
9
6
4
4
4
5
4
3
3
2
1
0
0
0
0
1
1
2
10
18

Low Clouds (% Sky Obscured)

30
10
8
10
8
6
3
4
4
4
4
3
2
1
1
0
0
0
0
1
1
2
10
18

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
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
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 (%)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
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)

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

Chance of Frost

Temperature (°C)

13
14
14
14
14
13
12
11
11
10
9
9
8
8
7
7
7
6
6
6
7
8
9
10

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
53
49
45
44
47
52
59
59
61
64
69
74
78
79
81
84
85
85
86
82
78
75
69

Pressure (mb)

1024
1025
1025
1025
1026
1026
1027
1028
1028
1029
1030
1030
1031
1031
1031
1031
1032
1032
1033
1033
1033
1034
1034
1034

Ozone (du)

309
309
310
312
313
311
309
311
311
312
315
313
313
315
314
313
312
313
314
315
314
313
312
311

Saturday 17

Waxing Crescent 41%

14:49

21:51

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

Sun - Rise: 07:31, Set: 18:02, Transit: 12:46. Moon - Rise: 14:49, 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)

25
35
43
50
49
46
43
57
68
80
70
50
25
15
14
19
24
25
25
27
29
30
43
55

Low Clouds (% Sky Obscured)

25
35
43
50
48
45
42
55
67
70
70
50
25
15
14
19
24
25
25
11
5
3
18
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
23
25
25
27
29
30
41
23

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
9
21
25
27
23
12
9
5

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 (%)

3
13
17
19
16
11
2
2
1
0
0
0
0
0
0
0
0
1
1
7
9
10
12
11

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
10
9
9
9
9
9
5
4
4
5
5
5
3
3
4
4
3
3
2
2
2
3

Dew Point (°C)

5
5
5
4
4
4
4
3
2
0
-1
0
1
2
1
2
2
2
2
2
2
3
3
4

Relative Humidity (%)

65
60
58
55
53
56
58
61
57
52
48
53
58
62
62
63
64
68
70
74
71
70
68
66

Pressure (mb)

1034
1034
1034
1034
1034
1035
1035
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036

Ozone (du)

310
309
308
306
304
304
304
305
305
305
306
303
301
299
298
296
294
295
295
296
295
295
294
294

Sunday 18

First Quarter 51%

15:18

23:03

12 Bad
13 Bad
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 Bad
03 Bad
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:33, Set: 18:00, Transit: 12:45. Moon - Rise: 15:18, 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)

65
71
78
81
80
77
74
73
70
58
24
8
3
18
33
47
52
56
61

Low Clouds (% Sky Obscured)

57
67
74
75
75
73
70
64
59
50
24
8
3
15
24
35
29
24
20

Medium Clouds (% Sky Obscured)

2
9
16
23
31
40
48
44
42
38
24
8
3
11
6
1
2
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
6
10
16
23
30

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 (%)

8
25
32
37
35
34
32
27
24
28
33
31
20
23
25
25
22
17
9

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
13
12
11
11
10
9
8
7
6
6
6
6
6
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
59
61
62
63
68
73
78
80
81
84
84
84
84
78
73
69
69
70

Pressure (mb)

1036
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1034
1035
1035
1035
1035

Ozone (du)

294
294
296
298
299
300
301
302
302
303
303
304
305
305
302
299
295
293
290

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

Generated: 12/10/26 12:57:39. Forecast: 12/10/26 to 18/10/26. Timezone: UTC+1.00