Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 14

Waxing Crescent 25%

12:42

19:48

16 OK
17 OK
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

Sun - Rise: 07:20, Set: 16:12, Transit: 11:45. Moon - Rise: 12:42, Set: 19:48. Civil Dark: 16:49 - 06:42. Nautical Dark: 17:30 - 06:01. Astro Dark: 18:09 - 05:22

Total Clouds (% Sky Obscured)

46
43
49
74
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
95
53

Low Clouds (% Sky Obscured)

2
14
18
17
22
21
27
32
27
37
34
43
46
47
42
42
35
85
93
82
75
60
54
40

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
40
99
95
100
100
63
70
46
98
97
62
69
100
100
100
100
3
12

High Clouds (% Sky Obscured)

46
43
35
74
99
100
100
100
97
100
100
100
100
100
100
100
97
93
96
100
100
100
84
11

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
1
9
9
9

Fog (%)

0
0
1
1
1
1
1
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
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
16
10
64
95
95
14
6
8

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
1.3
0.8
0
0
0

Wind Speed/Direction (mph)

5
5
5
6
5
6
6
6
5
5
5
5
5
5
5
6
6
8
9
9
9
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

2
1
1
1
1
1
1
0
0
0
-0
-1
0
-0
0
0
1
2
3
5
7
7
6
7

Relative Humidity (%)

76
79
83
88
89
89
88
86
83
85
83
80
83
82
83
82
80
78
76
87
98
90
80
83

Pressure (mb)

1014
1013
1013
1012
1012
1011
1010
1009
1008
1007
1006
1005
1004
1003
1002
1002
1001
1000
999
998
997
996
995
995

Ozone (du)

269
269
269
268
269
272
270
271
275
279
280
283
287
284
287
293
295
294
295
296
295
301
306
305

Sunday 15

Waxing Crescent 33%

13:00

21:01

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
15 Bad

Sun - Rise: 07:21, Set: 16:10, Transit: 11:45. Moon - Rise: 13:00, Set: 21:01. Civil Dark: 16:47 - 06:44. Nautical Dark: 17:28 - 06:03. Astro Dark: 18:08 - 05:23

Total Clouds (% Sky Obscured)

54
91
57
59
95
100
100
100
94
95
97
87
74
100
100
100
100
100
98
99
98
100
100
100

Low Clouds (% Sky Obscured)

47
56
46
59
85
85
84
87
89
86
92
77
67
64
62
67
64
70
66
71
60
71
66
59

Medium Clouds (% Sky Obscured)

10
19
22
23
35
68
81
73
89
89
10
3
7
0
15
10
10
10
8
9
14
13
17
18

High Clouds (% Sky Obscured)

13
44
51
41
48
53
100
62
50
50
0
0
2
70
75
75
38
24
69
86
19
90
94
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
6
9
9
9
9
9
9
6
0
0
0
1

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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
Very Light Rain
None
None
None
None

Precipitation Probability (%)

14
11
15
16
22
27
32
5
4
22
27
42
40
23
21
30
29
33
31
38
31
3
2
2

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
7
7
9
9
10
11
13
12
10
10
10
9
7
7
7
6
5
5
4
4
4
3
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
7
6
6
5
4
3
2
2
3
3
2
2
2
1
0
1
1
2
3
3
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

90
91
93
91
93
94
93
90
91
91
90
90
91
91
91
91
89
89
91
91
93
94
94
94

Pressure (mb)

995
995
995
996
996
997
997
998
999
1000
1001
1002
1004
1004
1005
1006
1007
1008
1008
1008
1008
1008
1007
1007

Ozone (du)

307
324
320
318
311
316
322
314
319
323
319
325
325
324
318
312
307
304
304
302
301
305
304
299

Monday 16

Waxing Crescent 43%

13:14

22:14

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
15 Bad

Sun - Rise: 07:23, Set: 16:09, Transit: 11:45. Moon - Rise: 13:14, Set: 22:14. Civil Dark: 16:46 - 06:46. Nautical Dark: 17:27 - 06:04. Astro Dark: 18:07 - 05:25

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
93
94
89
95
71
100
83
87
99
85
68
62
59
68

Low Clouds (% Sky Obscured)

75
59
100
98
67
100
88
91
100
100
87
84
77
88
65
70
71
64
66
47
41
43
38
42

Medium Clouds (% Sky Obscured)

28
25
31
100
98
100
100
100
100
91
85
72
75
71
15
32
83
84
76
11
11
3
3
4

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
60
60
65
0
0
0
0
40
58
46
32
38
53
62

ISS Passover

Visibility (miles)

9
9
9
9
9
9
4
2
2
2
3
2
0
5
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
45
54
14
5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
None
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

9
8
62
95
95
89
95
95
95
95
80
95
80
60
66
71
45
5
4
6
5
6
3
7

Precipitation Amount (mm)

0
0
0.3
1.1
1
0.5
4.3
3.4
2
1.1
0.2
0.4
0.4
0.3
0.3
0.4
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
5
7
10
11
14
16
19
17
17
17
14
16
17
19
19
19
20
20
21
20
19
18

Chance of Frost

Temperature (°C)

5
5
5
5
5
5
6
7
8
9
10
12
13
14
13
13
12
12
11
12
12
12
11
11

Feels Like (°C)

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

Dew Point (°C)

4
2
2
2
3
4
5
6
7
8
10
11
12
13
12
10
9
8
8
8
7
7
7
7

Relative Humidity (%)

91
82
78
82
86
90
93
91
95
95
96
96
98
96
92
83
83
76
79
77
75
75
76
76

Pressure (mb)

1006
1005
1004
1003
1001
999
996
993
990
987
985
982
980
979
979
979
980
980
981
981
982
982
983
983

Ozone (du)

291
284
279
276
271
268
266
266
265
265
264
265
270
274
278
279
284
292
297
302
302
309
305
299

Tuesday 17

First Quarter 53%

13:27

23:28

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
15 Bad

Sun - Rise: 07:25, Set: 16:08, Transit: 11:46. Moon - Rise: 13:27, Set: 23:28. Civil Dark: 16:45 - 06:47. Nautical Dark: 17:26 - 06:06. Astro Dark: 18:06 - 05:26

Total Clouds (% Sky Obscured)

73
76
84
90
95
90
84
79
86
92
100
100
100
100
90
79
67
68
71
74
71
70
67
79

Low Clouds (% Sky Obscured)

45
67
71
73
77
74
70
64
68
72
77
68
69
72
71
74
67
68
69
68
59
64
61
55

Medium Clouds (% Sky Obscured)

55
68
62
61
64
56
51
38
60
40
96
98
99
100
88
73
60
51
52
55
56
53
57
73

High Clouds (% Sky Obscured)

67
71
73
80
30
72
18
38
58
80
100
83
67
46
41
35
30
33
32
40
38
37
35
60

ISS Passover

Visibility (miles)

9
8
7
3
2
9
9
9
9
9
9
8
9
9
3
9
9
9
9
9
9
8
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
Very Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
64
95
95
95
77
39
34
24
34
43
34
44
95
77
41
39
41
23
16
33
53
37
15

Precipitation Amount (mm)

0
0.3
0.7
2
1.2
0
0
0
0
0
0
0
0
0.7
0.4
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

17
16
13
12
10
9
7
11
11
11
10
12
11
10
10
11
12
11
13
14
14
14
13
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
6
6
7
7
7
6
5
5
5
4
4
5
5
5
4
4
4
5
6
6
6
6

Dew Point (°C)

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

Relative Humidity (%)

78
83
87
91
93
95
93
91
95
90
91
87
88
90
93
88
85
87
82
81
80
81
86
81

Pressure (mb)

983
983
983
982
981
980
980
981
982
982
982
983
983
983
983
983
984
984
985
985
985
985
985
985

Ozone (du)

298
301
303
302
309
312
309
310
313
317
320
317
312
311
311
313
316
316
317
320
321
321
320
322

Wednesday 18

Waxing Gibbous 63%

13:38

00:43

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
15 Bad

Sun - Rise: 07:26, Set: 16:06, Transit: 11:46. Moon - Rise: 13:38, Set: 00:43. Civil Dark: 16:44 - 06:49. Nautical Dark: 17:25 - 06:07. Astro Dark: 18:05 - 05:27

Total Clouds (% Sky Obscured)

90
100
100
100
100
99
98
96
98
98
81
100
100
100
100
100
100
99
98
97
98
99
100
89

Low Clouds (% Sky Obscured)

54
73
76
78
80
78
77
59
58
61
59
80
65
47
33
36
35
50
66
81
80
81
83
82

Medium Clouds (% Sky Obscured)

88
100
100
100
38
34
26
80
84
82
30
21
56
97
97
96
94
89
86
83
79
74
70
70

High Clouds (% Sky Obscured)

81
100
100
100
48
97
48
90
92
92
65
100
100
100
99
98
97
94
92
88
88
90
93
69

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
4
1
3
4
5

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
Very Light Rain
None
None
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

13
19
9
14
19
9
8
1
4
6
7
19
20
21
62
50
30
70
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0.3
0.6
0.9
1.2
1.7
1.8
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
4
4
4
4
4
4
4
4
4
5
5
5
5
4
5
4
5
5
6
6
7
7

Dew Point (°C)

8
7
7
7
6
6
6
6
6
6
6
6
7
7
7
6
6
6
7
7
8
8
8
7

Relative Humidity (%)

81
83
82
82
80
80
81
81
81
84
85
88
88
91
95
93
91
91
93
95
96
95
96
95

Pressure (mb)

986
986
987
987
988
988
989
989
989
989
989
989
989
989
989
992
992
992
992
993
993
994
994
995

Ozone (du)

323
324
325
327
330
330
331
329
331
334
336
332
330
329
328
330
332
334
336
338
340
342
343
345

Thursday 19

Waxing Gibbous 73%

13:50

01:59

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 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 OK
14 OK
15 Bad

Sun - Rise: 07:28, Set: 16:05, Transit: 11:46. Moon - Rise: 13:50, Set: 01:59. Civil Dark: 16:43 - 06:50. Nautical Dark: 17:24 - 06:09. Astro Dark: 18:04 - 05:29

Total Clouds (% Sky Obscured)

80
75
76
76
74
68
61
55
56
56
52
43
36
31
43
56
70
72
73
75
57
38
29
47

Low Clouds (% Sky Obscured)

80
75
74
65
54
44
33
20
17
14
12
15
20
24
26
25
28
18
10
3
14
26
29
47

Medium Clouds (% Sky Obscured)

65
60
54
49
43
40
46
50
56
56
52
43
36
24
16
8
0
0
0
0
2
5
7
23

High Clouds (% Sky Obscured)

44
24
39
42
43
47
54
55
56
56
52
43
36
31
26
25
23
42
48
59
52
38
29
47

ISS Passover

Visibility (miles)

6
8
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

Light Rain
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 (%)

75
34
25
18
10
10
11
8
13
12
5
9
7
2
5
3
0
0
0
0
5
7
4
6

Precipitation Amount (mm)

0.4
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
8
8
8
8
8
8
7
6
5
4
4
3
2
2
3
4
5
6
6
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
90
90
91
93
94
93
93
94
93
94
93
93
93
91
89
88
86
85
82
82
81
82

Pressure (mb)

997
998
1000
1001
1002
1003
1004
1004
1005
1006
1006
1007
1007
1007
1008
1008
1009
1010
1011
1011
1012
1012
1012
1013

Ozone (du)

346
348
349
347
344
342
342
342
342
343
344
344
344
343
343
340
337
334
336
338
339
337
335
333

Friday 20

Waxing Gibbous 82%

14:03

03:19

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: 07:30, Set: 16:04, Transit: 11:46. Moon - Rise: 14:03, Set: 03:19. Civil Dark: 16:42 - 06:52. Nautical Dark: 17:23 - 06:10. Astro Dark: 18:03 - 05:30

Total Clouds (% Sky Obscured)

56
65
74
80
85
85
83
82
85
88
91
92
95
99
99
99
98
99
99
100

Low Clouds (% Sky Obscured)

56
65
74
72
71
71
74
75
68
57
45
53
60
66
75
82
89
77
65
53

Medium Clouds (% Sky Obscured)

38
49
37
27
17
13
6
0
7
12
12
14
21
25
40
57
73
78
83
86

High Clouds (% Sky Obscured)

56
65
46
25
2
1
0
0
0
0
0
22
44
65
71
74
69
72
79
86

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 (%)

5
2
5
6
9
12
11
2
3
2
0
0
2
2
10
15
18
21
15
6

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
82
83
85
88
89
88
88
88
86
86
85
83
83
82
82
82
81
79
77

Pressure (mb)

1013
1014
1015
1015
1016
1016
1017
1017
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

331
330
329
328
327
326
326
327
327
327
328
328
325
321
317
315
312
310
309
309

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

Generated: 14/11/26 16:07:24. Forecast: 14/11/26 to 20/11/26. Timezone: UTC+0.00