Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 13

Waning Gibbous 53%

21:29

15:52

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

Sun - Rise: 06:34, Set: 19:16, Transit: 12:55. Moon - Rise: 21:29, Set: 15:52. Civil Dark: 19:50 - 06:01. Nautical Dark: 20:33 - 05:20. Astro Dark: 21:16 - 04:37

Total Clouds (% Sky Obscured)

0
17
50
4
11
30
29
29
32
43
35
100
91
100
100
100
100
100
100
100
100
100
99
95

Low Clouds (% Sky Obscured)

0
0
0
0
11
30
29
29
32
34
26
19
0
0
0
4
31
40
43
63
100
85
93
65

Medium Clouds (% Sky Obscured)

0
17
31
3
0
0
0
0
0
0
0
0
0
29
100
100
100
99
100
100
40
95
32
85

High Clouds (% Sky Obscured)

0
17
8
4
0
0
0
0
2
43
9
100
91
100
93
100
100
100
100
55
100
76
55
40

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
5
7
7

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
Light Rain
Moderate Rain
Moderate Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
18
36
95
95
95
95
49

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1.2
3.3
3
1.3
0

Wind Speed/Direction (mph)

7
7
7
7
9
8
8
7
7
6
6
6
6
7
9
10
12
12
13
14
15
17
17
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
7
8
8
8
8
8
9
8
9
8
8
8
7
7
8
8
9
10
12
12
12
14
16

Relative Humidity (%)

65
72
76
80
84
87
88
90
90
93
93
91
85
75
66
62
58
59
66
78
80
83
93
95

Pressure (mb)

1009
1010
1010
1011
1011
1012
1012
1012
1013
1013
1013
1013
1014
1014
1013
1012
1012
1011
1009
1009
1006
1005
1003
1002

Ozone (du)

311
312
313
313
312
308
300
292
288
286
283
279
274
272
270
266
263
261
262
261
261
260
261
260

Sunday 14

Third Quarter 41%

22:22

16:49

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
17 Bad
18 OK
19 Bad

Sun - Rise: 06:36, Set: 19:14, Transit: 12:55. Moon - Rise: 22:22, Set: 16:49. Civil Dark: 19:47 - 06:02. Nautical Dark: 20:30 - 05:22. Astro Dark: 21:13 - 04:39

Total Clouds (% Sky Obscured)

97
73
82
68
57
67
67
57
52
51
57
59
53
81
56
58
50
59
46
34
41
39
36
76

Low Clouds (% Sky Obscured)

90
68
62
61
57
67
67
54
51
51
55
57
51
80
51
50
35
38
46
34
41
39
36
36

Medium Clouds (% Sky Obscured)

86
0
18
6
0
0
0
0
0
0
0
0
0
0
0
27
17
24
2
3
2
0
0
0

High Clouds (% Sky Obscured)

0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
43

ISS Passover

Visibility (miles)

4
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
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 (%)

52
32
39
14
2
10
3
6
11
0
0
0
0
0
0
4
4
19
30
32
22
2
0
0

Precipitation Amount (mm)

0.2
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
19
20
20
19
19
20
21
22
21
20
21
20
22
22
22
24
25
24
24
23
22
21
21

Chance of Frost

Temperature (°C)

18
18
18
17
16
16
15
15
15
14
14
14
14
15
16
17
18
18
18
18
18
18
17
16

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
90
81
81
85
83
80
79
78
76
80
74
74
70
68
63
54
51
50
54
60
62
63
67

Pressure (mb)

1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1004
1004
1005
1005
1005
1005
1005
1005
1006
1006
1006
1006
1006
1007

Ozone (du)

262
266
268
272
276
278
279
284
285
284
284
286
288
288
290
294
299
302
304
310
303
303
304
304

Monday 15

Waning Crescent 30%

23:32

17:28

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

Sun - Rise: 06:38, Set: 19:11, Transit: 12:54. Moon - Rise: 23:32, Set: 17:28. Civil Dark: 19:45 - 06:04. Nautical Dark: 20:28 - 05:24. Astro Dark: 21:10 - 04:41

Total Clouds (% Sky Obscured)

32
46
45
38
46
44
40
35
33
37
43
30
52
72
84
82
94
73
92
100
100
100
97
100

Low Clouds (% Sky Obscured)

32
46
45
38
46
43
40
32
33
31
33
30
29
35
48
35
36
24
20
15
23
8
10
24

Medium Clouds (% Sky Obscured)

0
9
2
0
0
0
0
0
0
0
0
0
0
0
0
0
35
33
31
39
44
44
49
60

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
0
0
0
27
62
67
70
94
73
80
95
98
100
96
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
1
0
0
1
3
3
3
5
0
1
3
17
3
2
13

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
10
10
9
8
8
8
8
8
8
7
6
6
6
5
5
7
7
7
8

Relative Humidity (%)

72
75
76
78
76
78
78
77
75
75
77
79
76
70
61
54
50
46
42
45
49
53
56
60

Pressure (mb)

1008
1008
1009
1009
1010
1010
1011
1011
1011
1012
1012
1013
1013
1014
1014
1015
1015
1015
1015
1014
1015
1015
1015
1015

Ozone (du)

305
305
303
305
307
309
309
309
307
308
308
309
306
305
306
305
302
300
297
291
288
286
288
285

Tuesday 16

Waning Crescent 20%

00:53

17:54

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
17 Bad
18 Bad
19 Bad

Sun - Rise: 06:39, Set: 19:09, Transit: 12:54. Moon - Rise: 00:53, Set: 17:54. Civil Dark: 19:42 - 06:06. Nautical Dark: 20:25 - 05:26. Astro Dark: 21:07 - 04:43

Total Clouds (% Sky Obscured)

100
100
73
90
95
100
100
97
100
100
100
100
100
100
98
97
96
96
95
96
96
97
98
99

Low Clouds (% Sky Obscured)

37
47
55
63
67
72
72
64
75
71
86
92
87
84
79
75
73
73
74
74
76
76
77
59

Medium Clouds (% Sky Obscured)

77
85
73
86
82
73
73
71
80
100
100
99
98
98
95
91
88
85
81
79
78
77
73
58

High Clouds (% Sky Obscured)

100
100
73
90
95
100
100
97
100
100
100
90
82
75
49
37
14
18
33
48
58
70
83
88

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
9
9
9
3
3
3
8
6
3
2
2
3

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

Precipitation Probability (%)

20
27
59
81
95
95
95
95
95
95
95
95
95
79
80
92
57
61
65
68
73
79
89
84

Precipitation Amount (mm)

0
0
0.2
0.5
0.7
0.8
0.8
1
1.6
1.8
2
1.6
1
0.4
0.4
0.8
0
0.3
0.3
0.3
0.5
0.5
0.6
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
13
13
13
12
12
12
13
13
13
14
14
15
15
16
17
18
18
18
18
17
17
17

Feels Like (°C)

11
10
10
11
10
10
10
10
10
11
11
11
12
13
13
14
14
14
14
15
16
16
15
15

Dew Point (°C)

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

Relative Humidity (%)

66
71
75
79
80
84
89
89
87
84
84
89
92
90
93
92
95
92
92
93
96
98
96
98

Pressure (mb)

1016
1016
1016
1016
1015
1015
1015
1014
1013
1013
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

280
276
273
272
270
268
264
262
263
261
260
258
260
258
257
256
254
254
255
257
261
264
264
264

Wednesday 17

Waning Crescent 12%

02:16

18:12

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 OK
12 OK
13 Bad
14 Bad
15 Bad
16 Bad
17 OK
18 OK
19 Good

Sun - Rise: 06:41, Set: 19:07, Transit: 12:54. Moon - Rise: 02:16, Set: 18:12. Civil Dark: 19:40 - 06:07. Nautical Dark: 20:23 - 05:27. Astro Dark: 21:05 - 04:45

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
99
100
100
100
100
59
57
59
38
38
39
44
49
54
47
38
23
18

Low Clouds (% Sky Obscured)

50
43
43
42
41
41
41
40
43
45
48
25
28
31
34
37
39
44
49
54
47
38
23
15

Medium Clouds (% Sky Obscured)

45
50
53
66
80
63
10
0
12
22
37
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

94
94
100
100
100
100
95
100
100
100
100
30
30
30
17
9
1
1
0
0
0
0
0
3

ISS Passover

Visibility (miles)

2
4
5
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

73
62
31
2
1
4
1
0
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
14
12
12
12
11
11
10
10
10
10
9
9
9
10
10
9
15
15
14
15
15
16

Dew Point (°C)

16
16
15
13
13
13
13
12
11
11
12
11
11
11
11
10
10
9
9
9
9
10
10
10

Relative Humidity (%)

98
98
96
87
89
90
90
87
87
89
92
90
86
82
78
70
64
56
55
54
53
57
61
65

Pressure (mb)

1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1015
1015
1015
1015
1015
1014
1014
1015
1015
1015

Ozone (du)

262
262
262
263
264
262
261
261
262
264
265
265
268
270
272
272
272
272
272
272
272
272
272
272

Thursday 18

Waning Crescent 6%

03:38

18:26

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

Sun - Rise: 06:42, Set: 19:04, Transit: 12:53. Moon - Rise: 03:38, Set: 18:26. Civil Dark: 19:38 - 06:09. Nautical Dark: 20:20 - 05:29. Astro Dark: 21:02 - 04:47

Total Clouds (% Sky Obscured)

17
14
12
10
9
33
63
96
90
89
87
71
56
40
42
41
44
60
74
89
88
86
85
92

Low Clouds (% Sky Obscured)

8
0
0
0
0
1
0
0
0
0
0
0
0
0
1
2
2
17
32
50
50
51
51
53

Medium Clouds (% Sky Obscured)

1
1
1
1
0
0
0
0
0
0
0
8
14
20
19
16
14
19
19
16
23
21
20
20

High Clouds (% Sky Obscured)

6
9
7
7
7
32
56
81
73
62
60
42
27
13
10
8
5
29
53
76
74
75
72
67

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
1
1
0
0
0
0
0
0
0
0
1
3
6

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
12
13
12
12
12
9
10
10
10
10
9
10
12
12
13
14
14
19
18
18
19
19
19

Dew Point (°C)

10
10
10
10
10
10
10
10
10
10
9
9
9
10
10
9
8
8
8
8
8
8
9
9

Relative Humidity (%)

69
74
79
82
83
86
87
90
92
90
87
86
79
75
69
62
54
49
47
46
45
49
53
58

Pressure (mb)

1015
1016
1017
1017
1017
1018
1018
1018
1018
1019
1019
1020
1020
1021
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021

Ozone (du)

272
272
272
273
274
275
275
276
277
276
276
276
275
274
273
273
272
272
272
271
271
270
269
268

Friday 19

Waning Crescent 2%

04:56

18:37

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

Sun - Rise: 06:44, Set: 19:02, Transit: 12:53. Moon - Rise: 04:56, Set: 18:37. Civil Dark: 19:35 - 06:11. Nautical Dark: 20:18 - 05:31. Astro Dark: 20:59 - 04:49

Total Clouds (% Sky Obscured)

95
96
94
92
89
85
81
82
94
97
100
100
100
100
94
90
85

Low Clouds (% Sky Obscured)

54
54
59
64
69
63
60
58
56
49
41
25
15
8
10
12
18

Medium Clouds (% Sky Obscured)

20
20
35
50
65
69
72
71
76
71
66
58
55
59
59
60
56

High Clouds (% Sky Obscured)

51
32
26
21
15
20
30
35
53
74
98
99
99
100
94
90
84

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 (%)

6
4
6
8
6
9
8
1
2
2
0
1
2
1
13
28
41

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

Chance of Frost

Temperature (°C)

17
16
15
15
15
15
15
15
15
15
16
16
17
18
19
20
21

Feels Like (°C)

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

Dew Point (°C)

10
12
13
12
12
12
12
13
13
14
14
14
14
14
15
14
13

Relative Humidity (%)

66
74
85
83
82
80
83
86
87
89
87
87
83
79
76
67
59

Pressure (mb)

1021
1021
1021
1021
1020
1020
1019
1018
1018
1017
1016
1016
1015
1015
1014
1014
1013

Ozone (du)

267
266
265
263
261
260
259
258
257
256
255
255
255
254
254
253
252

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

Generated: 13/09/25 20:53:00. Forecast: 13/09/25 to 19/09/25. Timezone: UTC+1.00