Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 1

Waning Gibbous 74%

20:49

11:34

08 Good
09 OK
10 OK
11 Bad
12 Bad
13 OK
14 OK
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

Sun - Rise: 06:15, Set: 19:46, Transit: 13:00. Moon - Rise: 20:49, Set: 11:34. Civil Dark: 20:21 - 05:40. Nautical Dark: 21:04 - 04:57. Astro Dark: 21:51 - 04:11

Total Clouds (% Sky Obscured)

12
29
43
80
75
29
35
56
100
98
97
100
100
100
100
100
100
96
54
79
57
100
100
100

Low Clouds (% Sky Obscured)

0
0
12
45
41
29
3
8
2
1
32
26
24
24
0
0
2
20
24
24
28
21
22
33

Medium Clouds (% Sky Obscured)

12
6
4
4
3
3
22
30
31
34
35
74
91
100
100
100
100
92
37
67
39
41
43
98

High Clouds (% Sky Obscured)

12
29
43
55
51
6
1
11
100
93
87
100
100
100
100
100
80
65
54
60
55
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
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
10
23
9
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)

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

Chance of Frost

Temperature (°C)

13
15
17
19
20
20
21
22
22
22
21
21
19
18
18
17
16
16
15
15
15
15
15
15

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
60
55
50
47
45
42
40
37
39
43
51
61
60
60
64
67
69
75
79
83
84
84
82

Pressure (mb)

1020
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019

Ozone (du)

315
316
318
319
321
322
319
318
318
318
320
317
318
320
321
322
322
321
317
315
312
309
306
304

Wednesday 2

Waning Gibbous 63%

21:11

13:00

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

Sun - Rise: 06:16, Set: 19:44, Transit: 12:59. Moon - Rise: 21:11, Set: 13:00. Civil Dark: 20:19 - 05:42. Nautical Dark: 21:01 - 04:59. Astro Dark: 21:48 - 04:13

Total Clouds (% Sky Obscured)

100
100
100
100
99
99
99
100
90
99
92
83
69
83
46
39
99
84
99
100
97
96
93
98

Low Clouds (% Sky Obscured)

66
70
79
82
87
85
76
87
57
84
26
60
24
45
34
16
39
74
99
100
54
72
82
95

Medium Clouds (% Sky Obscured)

75
100
78
86
43
97
42
37
32
49
61
78
60
47
0
0
8
6
12
13
9
15
12
10

High Clouds (% Sky Obscured)

100
81
48
29
22
18
51
94
56
75
78
35
40
47
2
16
95
72
49
5
45
71
44
55

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

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

Precipitation Probability (%)

42
61
59
67
75
95
86
72
8
24
4
0
0
1
1
0
1
0
0
0
0
0
0
1

Precipitation Amount (mm)

0.2
0.4
0.3
0.3
0.4
0.9
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

15
16
16
17
17
18
18
18
18
19
20
19
19
18
18
18
17
17
17
18
18
18
18
18

Feels Like (°C)

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

Dew Point (°C)

11
11
11
11
10
8
8
7
8
11
12
13
13
15
15
15
16
16
15
15
15
16
16
15

Relative Humidity (%)

74
72
70
69
64
51
54
47
52
57
61
66
70
78
83
86
89
93
88
82
83
88
88
85

Pressure (mb)

1020
1020
1020
1020
1020
1019
1019
1018
1018
1018
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017

Ozone (du)

304
303
302
301
299
298
296
295
294
294
295
294
294
294
294
294
294
294
293
293
294
293
293
291

Thursday 3

Waning Gibbous 51%

21:43

14:27

08 Bad
09 Bad
10 Bad
11 Bad
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

Sun - Rise: 06:18, Set: 19:42, Transit: 12:59. Moon - Rise: 21:43, Set: 14:27. Civil Dark: 20:16 - 05:43. Nautical Dark: 20:59 - 05:01. Astro Dark: 21:45 - 04:15

Total Clouds (% Sky Obscured)

97
93
100
86
73
78
97
77
68
73
80
66
87
86
84
85
66
69
76
70
79
92
91
94

Low Clouds (% Sky Obscured)

84
73
69
65
40
26
16
20
19
24
19
35
66
75
77
80
60
62
63
67
65
79
82
77

Medium Clouds (% Sky Obscured)

18
9
7
7
13
8
13
13
14
11
25
23
22
13
14
7
7
10
11
13
11
9
8
10

High Clouds (% Sky Obscured)

46
24
92
40
29
27
87
26
17
13
20
4
6
3
1
14
14
33
54
65
56
54
26
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 (%)

3
8
3
2
5
0
0
0
0
0
0
0
8
0
7
1
0
0
0
0
5
9
17
48

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
12
13
13
15
16
17
16
15
14
12
10
7
6
9
12
13
14
14
14
14
14
15
15

Chance of Frost

Temperature (°C)

19
20
21
22
23
25
25
25
25
25
25
23
22
22
21
20
20
20
20
20
20
20
20
20

Feels Like (°C)

17
18
18
20
20
21
21
21
21
21
22
21
22
21
20
19
17
18
18
18
18
18
17
17

Dew Point (°C)

16
17
17
19
16
13
13
13
13
14
16
16
16
16
17
17
17
17
17
17
17
17
17
17

Relative Humidity (%)

85
84
80
81
61
49
46
46
47
50
58
64
70
72
75
81
80
82
84
85
85
85
84
82

Pressure (mb)

1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1016
1017
1016
1016
1016
1015
1015
1014
1013
1013
1013
1012
1012

Ozone (du)

291
291
290
290
289
289
289
287
287
287
287
286
286
286
285
285
285
285
284
285
287
287
287
289

Friday 4

Third Quarter 39%

22:31

15:46

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

Sun - Rise: 06:20, Set: 19:39, Transit: 12:59. Moon - Rise: 22:31, Set: 15:46. Civil Dark: 20:14 - 05:45. Nautical Dark: 20:56 - 05:03. Astro Dark: 21:42 - 04:17

Total Clouds (% Sky Obscured)

98
98
100
70
100
100
100
100
100
100
100
72
27
0
5
9
13
9
5
0
0
19
2
11

Low Clouds (% Sky Obscured)

75
63
64
37
54
69
72
50
11
7
4
2
1
0
4
7
9
6
4
0
0
0
0
0

Medium Clouds (% Sky Obscured)

12
35
100
19
36
90
100
100
100
100
96
13
8
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

63
86
98
70
91
95
97
100
100
100
100
72
23
0
0
0
0
0
0
0
0
19
1
9

ISS Passover

Visibility (miles)

5
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

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

Precipitation Probability (%)

74
73
66
57
27
19
8
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.4
0.3
0.3
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
10
10
12
13
13
13
13
14
12
11
10
9
8
7
7
7
6
6
6
5
5
5
5

Chance of Frost

Temperature (°C)

20
19
19
19
20
21
20
20
20
19
19
18
17
16
15
14
14
13
12
12
11
11
11
10

Feels Like (°C)

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

Dew Point (°C)

17
17
14
13
11
11
11
11
11
7
7
7
7
8
8
9
8
8
7
7
7
7
8
7

Relative Humidity (%)

85
88
73
66
57
55
55
56
57
43
46
48
51
58
65
69
69
70
70
71
75
78
83
81

Pressure (mb)

1012
1013
1014
1014
1014
1014
1015
1015
1015
1016
1016
1017
1018
1019
1020
1020
1021
1021
1021
1022
1022
1023
1024
1024

Ozone (du)

287
288
289
293
294
299
300
300
302
306
310
317
326
326
325
325
326
327
326
323
322
319
316
313

Saturday 5

Waning Crescent 37%

23:37

16:51

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

Sun - Rise: 06:21, Set: 19:37, Transit: 12:58. Moon - Rise: 23:37, Set: 16:51. Civil Dark: 20:12 - 05:47. Nautical Dark: 20:54 - 05:05. Astro Dark: 21:39 - 04:20

Total Clouds (% Sky Obscured)

15
15
47
27
36
37
33
39
68
72
77
79
76
69
64
59
54
48
41
34
25
17
8
23

Low Clouds (% Sky Obscured)

0
0
7
12
16
12
11
10
10
7
5
1
1
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
1
0
0
0
2
0
2
4
5
1
2
3
6
8
11
10
8
6
6
5
4
7

High Clouds (% Sky Obscured)

15
15
30
18
18
15
11
11
32
38
45
40
42
50
49
46
42
34
27
17
10
4
2
23

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
66
57
49
45
42
40
39
38
38
40
47
49
51
55
56
59
62
63
64
65
67
65
65

Pressure (mb)

1025
1025
1026
1026
1026
1026
1026
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1025
1024
1024
1023
1023
1023
1022

Ozone (du)

311
308
306
305
303
302
301
299
298
298
298
297
295
294
293
291
290
288
288
287
287
287
286
286

Sunday 6

Waning Crescent 28%

00:59

17:38

08 OK
09 OK
10 Bad
11 Bad
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 OK
06 Good
07 OK

Sun - Rise: 06:23, Set: 19:35, Transit: 12:58. Moon - Rise: 00:59, Set: 17:38. Civil Dark: 20:09 - 05:49. Nautical Dark: 20:51 - 05:07. Astro Dark: 21:36 - 04:22

Total Clouds (% Sky Obscured)

37
38
49
59
60
69
76
84
84
91
99
83
69
57
58
58
59
61
64
67
52
34
12
21

Low Clouds (% Sky Obscured)

0
0
1
1
0
3
5
8
19
33
44
38
32
24
22
19
13
10
10
14
11
7
3
7

Medium Clouds (% Sky Obscured)

10
13
13
17
19
39
56
70
69
77
85
83
69
57
58
48
35
31
28
23
33
34
12
21

High Clouds (% Sky Obscured)

37
38
49
43
41
49
52
61
70
83
97
80
63
46
29
13
2
4
6
9
5
3
0
2

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
4
4
12
2
0
0
0
0
0
2
4
2
6
4
0
1
2
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)

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

Chance of Frost

Temperature (°C)

16
18
19
21
22
24
24
24
24
23
23
22
21
19
18
18
17
17
17
16
16
15
14
14

Feels Like (°C)

15
15
16
16
18
19
23
22
22
22
22
21
18
18
18
17
17
17
15
15
16
15
13
12

Dew Point (°C)

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

Relative Humidity (%)

56
50
44
40
37
34
35
37
39
40
40
40
43
46
49
57
65
76
73
72
69
66
61
58

Pressure (mb)

1022
1022
1021
1021
1020
1020
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1020
1020
1020
1020
1021
1021

Ozone (du)

287
287
288
288
288
288
289
289
290
291
293
294
293
292
291
291
290
290
290
289
288
289
289
290

Monday 7

Waning Crescent 18%

02:28

18:11

08 OK
09 OK
10 Bad
11 Bad
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 OK

Sun - Rise: 06:24, Set: 19:33, Transit: 12:58. Moon - Rise: 02:28, Set: 18:11. Civil Dark: 20:07 - 05:50. Nautical Dark: 20:48 - 05:09. Astro Dark: 21:33 - 04:24

Total Clouds (% Sky Obscured)

33
46
61
76
90
85
75
75
78
77
80
76
72
67
59
52
46

Low Clouds (% Sky Obscured)

13
18
20
25
27
28
23
18
17
16
18
15
12
9
7
5
3

Medium Clouds (% Sky Obscured)

33
41
28
15
3
2
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

3
5
26
51
75
75
75
75
77
75
69
63
61
56
49
40
41

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
6
7
6
6
6
6
6
6
5
5
6
6
5
5
5
5

Chance of Frost

Temperature (°C)

15
17
18
19
20
22
22
23
24
23
22
22
20
19
17
16
15

Feels Like (°C)

14
14
13
14
15
15
22
23
22
23
24
24
19
19
19
18
17

Dew Point (°C)

5
4
3
3
3
3
4
5
6
8
9
12
12
12
12
12
11

Relative Humidity (%)

51
43
38
35
31
29
29
30
30
36
43
52
58
65
73
75
77

Pressure (mb)

1021
1021
1022
1022
1021
1021
1021
1020
1020
1020
1020
1019
1019
1020
1020
1019
1019

Ozone (du)

292
294
297
297
298
298
298
299
299
299
299
299
298
298
297
296
296

Forecast for Enfield, Greater London, United Kingdom (51.65,-0.08)

Generated: 01/09/26 08:35:47. Forecast: 01/09/26 to 07/09/26. Timezone: UTC+1.00