Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Gibbous 70%

16:24

01:54

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
16 Bad

Sun - Rise: 07:51, Set: 18:15, Transit: 13:02. Moon - Rise: 16:24, Set: 01:54. Civil Dark: 18:48 - 07:17. Nautical Dark: 19:26 - 06:39. Astro Dark: 20:04 - 06:02

Total Clouds (% Sky Obscured)

47
44
51
81
100
100
99
100
97
94
100
95
94
94
92
94
80
76
87
85
83
49
65
44

Low Clouds (% Sky Obscured)

39
44
51
81
89
94
98
96
87
91
100
93
91
94
85
87
71
68
74
85
83
40
54
36

Medium Clouds (% Sky Obscured)

0
0
28
44
100
100
98
87
57
82
77
16
21
4
17
82
80
76
81
7
0
0
14
0

High Clouds (% Sky Obscured)

0
1
51
81
100
95
45
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
8
8
5
6
6
5
7
6
6
9
9
9
9
7
3
8
9
9
9
9
9
8
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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain

Precipitation Probability (%)

38
34
73
61
72
95
95
95
74
64
62
36
49
56
77
91
67
57
58
54
52
41
56
55

Precipitation Amount (mm)

0
0
0.2
0.2
0.4
0.7
0.9
0.8
0.3
0.2
0.2
0
0
0
0.5
0.7
0.3
0
0
0
0
0
0.2
0.3

Wind Speed/Direction (mph)

11
11
10
11
15
17
19
18
13
20
21
27
28
27
26
26
27
25
27
27
25
25
25
23

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

9
8
7
5
5
6
5
5
7
5
3
2
1
1
1
0
-1
1
1
1
2
3
3
3

Dew Point (°C)

8
8
7
7
9
9
9
10
10
9
7
7
5
5
5
5
5
4
3
3
3
4
3
3

Relative Humidity (%)

73
81
87
85
91
90
93
95
93
91
87
84
77
79
78
84
81
74
65
63
60
61
59
64

Pressure (mb)

1005
1004
1004
1003
1002
1001
1000
998
997
998
999
999
1001
1002
1003
1004
1005
1006
1007
1008
1008
1009
1009
1010

Ozone (du)

290
283
280
279
278
277
283
287
287
288
293
296
297
299
301
303
304
308
308
310
313
312
310
309

Wednesday 21

Waxing Gibbous 79%

16:37

03:09

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
16 Bad

Sun - Rise: 07:52, Set: 18:13, Transit: 13:02. Moon - Rise: 16:37, Set: 03:09. Civil Dark: 18:46 - 07:19. Nautical Dark: 19:24 - 06:41. Astro Dark: 20:02 - 06:03

Total Clouds (% Sky Obscured)

86
90
100
100
100
100
100
100
100
73
90
96
84
87
100
99
93
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

44
59
99
94
99
96
86
90
91
56
88
92
65
31
35
33
30
32
62
84
91
92
93
95

Medium Clouds (% Sky Obscured)

69
74
99
73
100
100
95
74
57
45
18
17
24
12
12
16
64
97
99
98
98
100
100
99

High Clouds (% Sky Obscured)

0
0
4
22
100
94
86
0
55
0
0
38
4
66
100
93
55
80
96
100
92
100
100
74

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

34
43
95
95
95
95
95
95
91
68
55
31
27
12
8
8
4
8
14
52
95
95
95
95

Precipitation Amount (mm)

0
0
1.7
1.2
1
1
1.1
0.7
0.5
0.2
0
0
0
0
0
0
0
0
0
0.3
0.9
2
0.6
0.6

Wind Speed/Direction (mph)

21
17
18
13
21
21
25
21
20
18
17
15
14
11
8
6
5
7
9
10
12
12
15
16

Chance of Frost

Temperature (°C)

9
9
9
9
9
10
10
10
10
11
10
10
10
10
9
9
10
11
12
12
12
12
12
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

67
72
75
95
88
85
85
91
85
84
84
81
80
85
90
90
87
83
80
79
84
95
95
95

Pressure (mb)

1010
1011
1011
1011
1010
1010
1010
1009
1009
1009
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1010
1009
1007
1006

Ozone (du)

307
308
310
310
306
305
302
305
307
307
304
301
298
293
291
290
286
283
281
281
281
280
282
283

Thursday 22

Waxing Gibbous 87%

16:51

04:25

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
16 Bad

Sun - Rise: 07:54, Set: 18:11, Transit: 13:01. Moon - Rise: 16:51, Set: 04:25. Civil Dark: 18:44 - 07:21. Nautical Dark: 19:22 - 06:42. Astro Dark: 20:00 - 06:05

Total Clouds (% Sky Obscured)

100
100
100
100
100
97
74
93
99
100
100
100
100
100
65
80
90
100
94
96
100
80
71
85

Low Clouds (% Sky Obscured)

98
100
100
95
99
93
74
90
99
100
96
95
95
86
65
76
84
85
73
50
61
52
37
67

Medium Clouds (% Sky Obscured)

99
100
100
90
66
26
0
21
95
86
80
33
11
10
26
45
90
100
84
22
16
10
10
10

High Clouds (% Sky Obscured)

51
50
100
64
62
40
0
27
50
29
100
100
51
4
0
1
1
2
3
44
50
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

83
95
95
95
95
95
77
95
95
95
95
95
95
95
87
74
73
71
74
75
56
58
73
56

Precipitation Amount (mm)

0.4
1
3
1.1
1.6
0.7
0.4
1.3
3
0.7
1.5
0.6
0.5
0.6
0.5
0.2
0.4
0.6
0.6
0.6
0.2
0.2
0.5
0

Wind Speed/Direction (mph)

18
22
23
26
30
31
29
30
34
27
18
36
40
43
40
39
37
33
32
31
30
29
29
30

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
7
6
5
4
5
5
3
2
6
10
3
-1
-5
-4
-5
-5
-3
-3
-2
-1
-1
1
0

Dew Point (°C)

11
10
10
10
11
10
10
10
9
11
11
10
9
7
7
6
5
4
3
2
3
3
3
4

Relative Humidity (%)

95
90
92
93
93
89
86
87
90
96
96
95
93
93
91
88
85
77
71
65
68
65
67
72

Pressure (mb)

1005
1003
1001
999
996
994
992
989
986
982
981
984
988
993
995
997
1000
1002
1004
1005
1006
1007
1007
1008

Ozone (du)

286
289
290
296
302
304
308
307
304
306
304
305
312
313
309
309
312
314
315
317
321
329
331
333

Friday 23

Waxing Gibbous 94%

17:04

05:43

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
16 Bad

Sun - Rise: 07:56, Set: 18:09, Transit: 13:01. Moon - Rise: 17:04, Set: 05:43. Civil Dark: 18:42 - 07:22. Nautical Dark: 19:21 - 06:44. Astro Dark: 19:58 - 06:06

Total Clouds (% Sky Obscured)

87
89
73
79
74
82
90
74
98
100
100
74
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

79
89
72
79
74
82
88
52
85
79
30
34
39
94
94
43
44
55
96
88
97
98
100
100

Medium Clouds (% Sky Obscured)

5
3
0
1
2
8
10
14
11
11
7
12
16
22
27
46
100
100
100
100
100
100
100
94

High Clouds (% Sky Obscured)

0
0
0
0
0
10
20
30
31
96
100
60
100
100
100
100
100
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
8
9
6
3
4

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
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
Light Rain

Precipitation Probability (%)

50
59
48
40
30
33
31
37
31
27
22
18
15
22
28
33
38
57
76
85
90
95
95
95

Precipitation Amount (mm)

0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.5
0.5
0.5
1.1
1.3
1.6

Wind Speed/Direction (mph)

28
28
28
28
27
25
23
22
21
20
19
18
17
14
13
11
9
8
9
11
13
14
16
18

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
10
10
9
10
11
11
11
11
11
12

Feels Like (°C)

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

Dew Point (°C)

3
3
3
3
3
3
2
3
3
3
1
1
2
3
4
5
5
6
6
7
7
8
10
11

Relative Humidity (%)

67
67
68
64
67
67
60
63
67
63
58
58
61
68
67
70
76
73
74
80
77
83
91
93

Pressure (mb)

1009
1009
1010
1011
1012
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1014
1013
1012
1011
1009
1007

Ozone (du)

333
333
337
340
342
341
335
331
325
319
314
312
308
303
300
296
295
292
290
288
284
282
280
278

Saturday 24

Waxing Gibbous 98%

17:04

06:05

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
16 Bad

Sun - Rise: 06:57, Set: 18:07, Transit: 12:01. Moon - Rise: 17:04, Set: 06:05. Civil Dark: 18:41 - 06:24. Nautical Dark: 19:19 - 05:46. Astro Dark: 19:57 - 05:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
75
76
78
67
56
45
55
67
80
82
82

Low Clouds (% Sky Obscured)

99
99
99
99
99
99
100
100
100
100
100
99
99
75
76
78
67
56
41
55
67
80
82
82

Medium Clouds (% Sky Obscured)

92
91
96
99
100
100
100
100
98
87
98
92
78
40
24
8
5
3
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
99
80
53
43
30
13
0
0
0
0
0
0
0
8
16

ISS Passover

Visibility (miles)

0
0
0
2
2
2
1
1
1
4
4
4
0
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
88
53
93
78
58
44
38
31
20
19
17
12
11
11
6
13
13

Precipitation Amount (mm)

2.8
2.4
2
2.5
2.1
2.4
0.9
0.5
0
0.7
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
19
23
23
23
23
24
24
24
24
24
24
24
25
27
27
27
26
25
24
23
23
22
21

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
13
14
14
14
14
15
15
15
15
15
14
15
12
8
6
4
5
5
6
6
6
5
5

Relative Humidity (%)

98
98
98
96
95
96
96
96
96
95
96
95
96
89
80
73
66
67
67
70
68
67
66
66

Pressure (mb)

1006
1005
1005
1004
1003
1003
1002
1002
1002
1001
1001
1001
1001
1002
1003
1004
1005
1006
1007
1008
1009
1009
1010
1011

Ozone (du)

275
274
274
272
270
268
267
266
265
265
264
263
265
268
271
274
277
278
278
278
278
277
277
274

Sunday 25

Waxing Gibbous 100%

16:21

07:31

17 Bad
18 Bad
19 Bad
20 OK
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

Sun - Rise: 06:59, Set: 17:05, Transit: 12:01. Moon - Rise: 16:21, Set: 07:31. Civil Dark: 17:39 - 06:25. Nautical Dark: 18:17 - 05:47. Astro Dark: 18:55 - 05:09

Total Clouds (% Sky Obscured)

82
66
51
42
62
80
94
94
95
95
97
98
100
100
100
100
100
100
100
100
100
100
96
92

Low Clouds (% Sky Obscured)

79
58
39
20
21
23
24
20
17
12
33
54
75
81
87
93
95
97
100
100
100
100
95
91

Medium Clouds (% Sky Obscured)

0
11
21
32
37
45
55
61
67
71
69
69
71
50
29
8
6
17
18
17
17
16
11
5

High Clouds (% Sky Obscured)

24
26
25
25
38
48
55
56
58
64
76
88
100
100
100
100
88
77
66
41
18
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
4
1
4
6
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 (%)

7
7
6
0
0
1
0
0
0
0
1
3
3
12
17
23
26
28
27
26
22
15
14
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)

20
19
17
15
13
11
10
9
8
7
6
8
10
13
13
14
16
16
17
17
18
17
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
65
68
73
76
80
82
85
84
84
84
81
78
77
77
79
80
86
90
96
95
95
93
93

Pressure (mb)

1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1013
1012
1012
1012
1012
1011
1011
1010
1009
1009
1008
1008

Ozone (du)

271
268
267
267
266
265
265
264
263
262
261
261
261
260
261
262
264
264
265
265
264
262
260
262

Monday 26

Full Moon 99%

No Rise

09:00

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: 07:01, Set: 17:03, Transit: 12:01. Moon - Rise: No Rise, Set: 09:00. Civil Dark: 17:37 - 06:27. Nautical Dark: 18:15 - 05:49. Astro Dark: 18:53 - 05:11

Total Clouds (% Sky Obscured)

88
91
95
99
99
99
99
94
89
86
91
94
96
96
97
96
96
95
95

Low Clouds (% Sky Obscured)

85
89
92
96
96
97
98
83
67
50
63
77
91
79
68
56
63
71
78

Medium Clouds (% Sky Obscured)

0
0
0
1
29
57
90
72
53
35
45
56
67
58
48
39
31
20
10

High Clouds (% Sky Obscured)

0
25
50
80
81
81
79
77
75
75
63
52
45
52
60
65
66
66
65

ISS Passover

Visibility (miles)

9
9
7
5
2
5
7
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
Very Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

3
6
16
29
66
83
80
59
40
30
38
45
46
44
38
31
54
84
95

Precipitation Amount (mm)

0
0
0
0
0.3
0.5
0.4
0
0
0
0
0
0
0
0
0
0.2
0.6
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
95
96
92
87
84
87
89
90
86
83
79
75
72
67
67
66

Pressure (mb)

1008
1007
1007
1007
1006
1006
1006
1006
1006
1005
1005
1005
1005
1004
1004
1005
1005
1004
1004

Ozone (du)

264
266
266
267
267
270
272
275
281
286
292
299
307
314
314
314
314
314
313

Forecast for Upton, Cornwall, United Kingdom (50.54,-4.43)

Generated: 20/10/26 17:56:23. Forecast: 20/10/26 to 26/10/26. Timezone: UTC+1.00