Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 13

Waxing Crescent 9%

12:12

18:41

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

Sun - Rise: 07:24, Set: 18:11, Transit: 12:46. Moon - Rise: 12:12, 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)

17
21
25
40
41
30
41
89
66
25
4
30
57
74
93
39
73
37
47
25
73
64
56
95

Low Clouds (% Sky Obscured)

17
21
25
28
9
0
13
17
4
0
0
0
0
0
0
7
14
0
0
0
9
23
33
29

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
3
3

High Clouds (% Sky Obscured)

0
0
1
3
19
20
18
84
60
25
4
30
57
74
87
26
60
37
39
25
66
45
11
88

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
2
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)

18
16
15
12
11
10
9
8
7
6
5
4
4
4
3
3
4
4
5
7
9
11
12
13

Chance of Frost

Temperature (°C)

18
18
17
16
15
14
13
12
12
11
10
10
9
9
8
8
8
8
9
12
14
15
16
17

Feels Like (°C)

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

Dew Point (°C)

4
4
6
7
8
8
8
8
8
8
8
7
7
7
6
6
6
6
6
7
7
7
6
6

Relative Humidity (%)

39
41
46
53
59
67
72
75
79
83
83
84
85
85
87
87
88
88
81
72
65
56
51
48

Pressure (mb)

1019
1020
1021
1022
1023
1025
1026
1027
1027
1028
1028
1028
1029
1029
1029
1029
1029
1030
1030
1030
1029
1029
1028
1027

Ozone (du)

288
292
293
296
298
302
308
310
311
310
310
309
307
306
304
303
300
298
295
296
295
294
293
290

Wednesday 14

Waxing Crescent 15%

13:17

19:12

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
12 Bad
13 Bad
14 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)

100
100
100
100
100
100
100
96
94
100
95
96
90
96
88
83
99
76
94
83
92
82
80
74

Low Clouds (% Sky Obscured)

59
36
28
17
15
8
1
5
13
13
20
12
12
22
21
12
30
22
73
68
87
82
80
74

Medium Clouds (% Sky Obscured)

4
3
5
43
24
39
90
89
88
71
66
7
24
68
23
58
39
50
55
13
3
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
89
67
100
82
91
62
84
87
66
75
28
47
19
45
28
37
43

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
2
2
0
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)

12
13
11
10
10
10
9
9
9
9
8
8
8
8
8
9
9
10
11
13
15
15
15
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
13
12
11
11
10
10
9
9
9
9
9
9
9
10
10
10
12
13
14
16
16
18

Dew Point (°C)

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

Relative Humidity (%)

46
49
55
59
67
74
79
76
75
71
71
71
75
77
80
84
83
84
80
73
64
64
64
66

Pressure (mb)

1026
1026
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1022
1022
1021
1021
1021
1021
1021
1020
1020
1020
1019

Ozone (du)

290
290
291
290
291
292
294
295
296
297
296
294
294
293
294
295
296
296
296
296
297
297
296
296

Thursday 15

Waxing Crescent 23%

14:09

19:53

15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
00 OK
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 OK

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)

74
69
73
75
79
74
61
14
20
29
63
78
86
96
100
100
100
98
55
46
43
39
41
33

Low Clouds (% Sky Obscured)

74
42
21
33
78
74
52
12
20
29
48
71
74
91
100
100
98
90
51
41
32
22
24
24

Medium Clouds (% Sky Obscured)

0
0
0
4
15
70
61
4
3
0
0
0
67
88
100
100
100
98
35
28
21
12
9
4

High Clouds (% Sky Obscured)

40
35
35
45
45
40
35
2
2
2
34
2
0
1
40
69
40
46
49
40
32
26
17
8

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
6
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None

Precipitation Probability (%)

4
14
15
2
1
9
2
1
0
0
1
6
35
34
28
56
60
75
81
66
48
18
8
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.5
0.5
0.4
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
17
16
15
15
14
13
14
13
13
11
11
12
10
10
10
9
8
9
10
10
10
11

Dew Point (°C)

14
15
15
15
14
13
13
12
11
11
11
11
10
12
12
11
10
9
8
7
6
5
4
3

Relative Humidity (%)

69
71
75
80
82
81
82
79
82
84
86
87
82
89
89
86
82
76
79
73
65
57
51
48

Pressure (mb)

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

Ozone (du)

296
296
295
295
294
294
296
296
298
298
299
300
302
300
298
298
299
302
305
306
306
306
307
308

Friday 16

Waxing Crescent 32%

14:49

20:47

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

30
34
35
39
29
17
9
7
5
3
2
4
6
13
19
26
27
24
22
21
20
27
22
19

Low Clouds (% Sky Obscured)

27
28
32
35
27
17
9
7
5
2
2
4
6
12
16
22
23
23
20
19
20
27
17
13

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
3
6

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 (%)

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
4
4
4
4
4
4
5
4
4
4
4
4
4
5
4
3
2
2
1
1

Relative Humidity (%)

45
45
47
51
57
63
66
68
72
75
81
79
81
84
85
87
86
87
75
64
57
52
43
40

Pressure (mb)

1025
1026
1027
1027
1028
1029
1030
1031
1031
1032
1032
1033
1033
1033
1034
1034
1035
1035
1035
1036
1036
1036
1035
1035

Ozone (du)

309
308
308
311
314
315
316
316
315
314
314
315
314
315
315
313
315
314
311
307
303
300
297
294

Saturday 17

Waxing Crescent 41%

No Rise

21:51

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

Sun - Rise: 07:31, Set: 18:02, Transit: 12:45. Moon - Rise: No Rise, 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)

22
22
21
16
14
13
11
6
4
3
8
12
18
28
29
42
47
49
50
44
39
36
40
47

Low Clouds (% Sky Obscured)

15
18
13
14
11
10
7
6
4
2
8
12
18
26
26
34
32
31
23
15
16
18
26
36

Medium Clouds (% Sky Obscured)

9
7
4
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
4
1
0
3
3
0
0
0
0
1
1
5
9
13
17
23
27
22
17
10
11
13

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
0
0
0
1
0
1
0
0
1
1
0
3
3
1
2
2
1
7
10

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
15
13
12
10
10
9
8
8
9
9
9
9
9
10
10
10
11
11
12
12
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
2
2
3
5
6
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6
6

Relative Humidity (%)

40
42
46
52
60
73
84
84
84
82
85
87
88
90
88
88
87
79
74
69
66
62
59
58

Pressure (mb)

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

Ozone (du)

291
289
288
287
285
279
275
274
272
270
268
267
266
264
264
263
262
262
262
261
262
263
263
264

Sunday 18

First Quarter 51%

15:18

23:03

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

56
67
78
85
80
67
58
46
34
27
21
18
19
25
26
27
26
22
15
26
31
36
45
55

Low Clouds (% Sky Obscured)

49
63
78
85
76
67
50
46
34
27
21
18
19
25
26
27
13
5
1
12
19
20
32
47

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
4
4
3

High Clouds (% Sky Obscured)

15
11
7
3
2
2
1
1
0
0
1
1
2
5
10
14
15
14
12
8
4
1
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 (%)

10
6
3
1
5
4
0
4
2
0
1
0
0
0
0
0
0
0
0
3
5
3
14
17

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
10
9
7
7
7
7
7
6
6
6
5
6
5
5
4
4
5
5
6
7
12

Dew Point (°C)

5
4
4
4
4
4
5
5
5
5
4
4
4
4
4
4
4
4
5
5
5
5
5
5

Relative Humidity (%)

56
54
56
58
60
65
72
77
77
75
74
75
75
77
79
82
85
81
78
73
68
62
58
58

Pressure (mb)

1034
1034
1034
1034
1035
1035
1035
1035
1035
1035
1035
1034
1034
1034
1034
1034
1034
1034
1034
1034
1033
1033
1032
1032

Ozone (du)

264
264
264
265
265
267
268
269
270
271
272
273
274
276
277
278
280
280
280
280
280
280
280
283

Monday 19

Waxing Gibbous 61%

15:40

00:17

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 OK
05 OK
06 OK

Sun - Rise: 07:34, Set: 17:58, Transit: 12:45. Moon - Rise: 15:40, 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)

70
76
83
90
89
89
83
61
57
57
56
52
50
36
25
15

Low Clouds (% Sky Obscured)

64
71
78
82
84
86
83
61
55
47
51
52
50
36
18
2

Medium Clouds (% Sky Obscured)

3
12
21
31
35
42
45
29
15
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

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

16
22
26
30
25
21
14
14
11
2
4
4
2
7
9
9

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

11
11
11
10
10
7
7
7
7
8
8
5
5
6
5
5

Dew Point (°C)

5
5
5
6
6
6
5
4
4
4
4
4
4
4
4
4

Relative Humidity (%)

57
57
63
68
74
73
72
69
72
75
78
78
79
82
81
79

Pressure (mb)

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

Ozone (du)

285
288
285
281
277
284
291
299
304
308
313
314
314
315
311
306

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

Generated: 13/10/26 15:05:39. Forecast: 13/10/26 to 19/10/26. Timezone: UTC+1.00