Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 12%

03:33

18:32

06 Bad
07 Bad
08 OK
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

Sun - Rise: 06:46, Set: 19:15, Transit: 13:00. Moon - Rise: 03:33, Set: 18:32. Civil Dark: 19:51 - 06:10. Nautical Dark: 20:34 - 05:28. Astro Dark: 21:21 - 04:42

Total Clouds (% Sky Obscured)

60
66
33
68
63
57
51
83
79
86
100
100
100
100
94
100
93
98
97
99
99
98
97
98

Low Clouds (% Sky Obscured)

8
19
29
36
50
45
46
28
29
74
100
100
100
100
88
83
66
52
40
42
60
29
38
34

Medium Clouds (% Sky Obscured)

57
0
2
4
6
3
37
24
23
16
21
94
30
33
37
43
25
18
17
35
30
32
31
32

High Clouds (% Sky Obscured)

60
66
33
68
60
19
43
51
34
25
4
8
82
32
72
52
58
98
96
94
92
61
46
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
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
2
0
0
1
2
6
10
13
6
40
50
9
9
19
9
21
28
15

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
12
14
15
16
17
18
18
18
17
17
17
16
16
16
16
16
16
17
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

8
8
9
9
8
8
8
9
9
11
13
13
13
14
13
13
14
14
14
14
15
15
15
15

Relative Humidity (%)

81
81
80
74
63
60
54
54
55
62
74
79
78
85
78
83
85
87
87
85
87
88
86
88

Pressure (mb)

1009
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1012
1012
1013
1013
1012
1012
1012
1012
1012
1012

Ozone (du)

263
262
261
259
260
260
261
260
261
263
266
267
267
266
266
263
262
260
260
259
260
261
263
263

Friday 19

Waning Crescent 6%

04:57

18:41

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:48, Set: 19:12, Transit: 13:00. Moon - Rise: 04:57, Set: 18:41. Civil Dark: 19:48 - 06:11. Nautical Dark: 20:32 - 05:30. Astro Dark: 21:18 - 04:44

Total Clouds (% Sky Obscured)

100
94
100
93
86
89
93
97
93
100
100
100
97
98
100
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

74
62
78
73
76
75
73
93
85
84
74
76
79
62
84
67
70
87
88
85
88
87
91
91

Medium Clouds (% Sky Obscured)

35
19
32
89
26
79
92
96
93
100
100
100
97
98
91
99
96
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

100
79
96
63
28
6
57
48
14
58
24
66
8
93
85
63
91
58
55
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
9
9
9
9
3
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

11
12
11
19
11
14
9
6
37
50
70
63
26
27
25
28
21
50
73
89
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.3
0.2
0
0
0
0
0
0
0.6
0.6
0.7
0.7
2
1.4

Wind Speed/Direction (mph)

12
11
11
14
11
11
13
9
8
9
7
8
9
9
4
5
4
3
3
4
3
3
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

15
15
15
15
16
17
17
15
16
15
14
13
11
10
11
11
10
11
11
11
11
11
11
11

Dew Point (°C)

14
15
14
14
14
14
14
14
14
13
13
13
12
10
10
9
9
9
9
9
9
9
9
9

Relative Humidity (%)

83
86
78
77
79
75
73
79
81
83
85
87
86
82
81
81
80
80
81
81
81
80
83
81

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1013
1014
1014
1014
1014
1013
1013
1012
1012
1012

Ozone (du)

263
263
264
264
263
263
263
263
262
263
262
262
263
265
266
266
267
270
271
272
273
273
273
276

Saturday 20

Waning Crescent 2%

No Rise

18:47

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:50, Set: 19:09, Transit: 12:59. Moon - Rise: No Rise, Set: 18:47. Civil Dark: 19:46 - 06:13. Nautical Dark: 20:29 - 05:32. Astro Dark: 21:15 - 04:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
94
84
85
73
59
88
98
100
100
100
100
99
99
99
100

Low Clouds (% Sky Obscured)

88
100
100
97
98
100
94
89
83
88
73
67
66
49
85
96
100
100
100
99
99
98
90
83

Medium Clouds (% Sky Obscured)

99
100
99
100
100
100
100
100
100
91
84
81
60
59
65
68
100
97
93
86
81
69
76
78

High Clouds (% Sky Obscured)

99
100
99
100
100
96
100
100
100
75
14
49
70
55
50
50
100
43
21
4
4
6
31
56

ISS Passover

Visibility (miles)

6
9
8
9
3
3
3
3
2
2
4
3
3
2
1
2
4
3
6
6
9
3
4
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

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

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
91
95
86
70
83
81
71
78
85

Precipitation Amount (mm)

0.7
0.3
0.3
1.4
1.1
1.3
1.8
2.2
1.9
1.3
1.4
1.7
1.2
0.6
1
0.5
0.6
0.4
0
0.4
0.3
0.3
0.3
0.3

Wind Speed/Direction (mph)

5
4
4
4
4
6
8
9
8
9
10
10
11
13
12
12
12
14
17
15
13
15
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
88
90
93
93
93
95
93
95
93
93
93
91
91
93
93
93
93
90
90
88
90
90
88

Pressure (mb)

1012
1011
1011
1011
1011
1011
1010
1010
1010
1009
1008
1008
1007
1007
1007
1008
1007
1006
1004
1005
1006
1006
1007
1008

Ozone (du)

275
275
277
277
277
278
278
277
278
279
279
281
281
282
283
286
287
289
290
290
291
293
294
295

Sunday 21

New Moon 0%

06:16

18:53

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:51, Set: 19:07, Transit: 12:59. Moon - Rise: 06:16, Set: 18:53. Civil Dark: 19:43 - 06:15. Nautical Dark: 20:26 - 05:34. Astro Dark: 21:12 - 04:49

Total Clouds (% Sky Obscured)

100
100
99
99
99
100
100
97
94
92
95
98
100
87
71
47
50
73
78
78
44
72
74
68

Low Clouds (% Sky Obscured)

76
73
72
71
67
63
58
53
51
46
43
36
32
35
35
34
39
50
59
56
44
54
52
43

Medium Clouds (% Sky Obscured)

100
99
98
97
98
79
80
94
90
74
70
68
91
73
49
12
1
1
0
0
0
3
60
24

High Clouds (% Sky Obscured)

80
54
30
3
3
3
3
6
9
12
38
64
75
38
20
4
3
1
0
0
0
0
0
0

ISS Passover

Visibility (miles)

3
3
7
9
3
4
8
6
2
3
4
4
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
Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
84
71
71
85
61
60
80
75
58
56
37
22
21
9
7
18
21
16
13
13
13
13
5

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

16
16
14
13
13
11
11
11
12
12
11
11
11
8
9
8
8
8
9
8
9
8
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
88
87
84
82
87
87
87
93
91
91
93
90
87
85
84
81
82
82
80
78
81
79
77

Pressure (mb)

1010
1011
1012
1013
1015
1015
1015
1016
1016
1017
1017
1017
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1021
1021

Ozone (du)

295
299
300
301
300
302
303
304
305
306
307
308
311
312
312
311
310
310
310
311
312
314
315
314

Monday 22

Waxing Crescent 1%

07:34

18:59

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

Sun - Rise: 06:53, Set: 19:04, Transit: 12:59. Moon - Rise: 07:34, Set: 18:59. Civil Dark: 19:40 - 06:17. Nautical Dark: 20:23 - 05:36. Astro Dark: 21:09 - 04:51

Total Clouds (% Sky Obscured)

62
24
52
47
51
57
60
61
68
71
30
28
25
42
39
37
37
38
41
48
55
62
59
61

Low Clouds (% Sky Obscured)

42
20
24
15
26
41
52
52
60
61
30
28
25
42
39
37
37
38
40
41
44
48
51
53

Medium Clouds (% Sky Obscured)

3
6
11
15
11
5
0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
10
12
20

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
2
4
0
0
0
0
0
0
6
12
39
49
59

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
13
13
15
16
17
16
14
14
11
5
8
0
2
3
2
0
0
0
0
0
1
5
7

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)

8
8
7
8
8
8
8
9
8
7
7
7
5
4
2
2
3
3
4
4
5
5
6
6

Chance of Frost

Temperature (°C)

8
8
8
9
10
10
11
12
12
12
12
11
11
9
9
8
7
6
6
5
5
5
4
4

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
77
74
72
73
72
68
62
64
66
62
63
68
74
75
78
79
79
80
80
80
78
77
77

Pressure (mb)

1021
1021
1022
1022
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1024
1025
1025
1024
1024
1024
1024
1023
1023
1023

Ozone (du)

314
315
316
315
315
314
314
313
311
311
310
309
309
307
307
307
307
306
306
305
305
305
305
305

Tuesday 23

Waxing Crescent 3%

08:51

19:05

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:55, Set: 19:02, Transit: 12:58. Moon - Rise: 08:51, Set: 19:05. Civil Dark: 19:38 - 06:19. Nautical Dark: 20:21 - 05:38. Astro Dark: 21:06 - 04:53

Total Clouds (% Sky Obscured)

71
74
74
76
76
76
86
88
90
95
98
97
97
96
96
96
96
93
94
94
95
96
95
94

Low Clouds (% Sky Obscured)

52
48
44
41
50
59
68
67
67
69
56
43
30
42
54
66
78
87
94
86
73
69
62
56

Medium Clouds (% Sky Obscured)

40
33
25
13
11
10
18
22
27
49
61
72
80
85
85
85
80
70
60
50
46
36
37
37

High Clouds (% Sky Obscured)

48
32
14
0
0
1
1
22
44
71
71
71
61
71
76
76
71
66
54
70
84
96
95
90

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

Precipitation Probability (%)

9
10
9
3
14
19
21
20
18
16
18
19
19
27
36
44
63
82
95
92
90
91
70
52

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
1
0.8
0.8
0.8
0.4
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

4
4
6
7
9
10
11
12
12
12
13
12
11
10
9
8
8
7
7
7
7
7
7
7

Feels Like (°C)

2
0
2
4
5
5
5
5
10
9
9
9
10
10
7
7
8
7
7
7
5
6
5
6

Dew Point (°C)

1
0
2
4
5
5
5
5
5
5
5
5
6
7
6
6
6
6
5
5
5
5
5
5

Relative Humidity (%)

79
77
76
77
76
71
67
62
61
60
58
65
72
81
84
85
90
88
88
88
88
88
90
90

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1023
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1022
1022
1022
1022

Ozone (du)

306
307
308
310
311
311
311
311
311
311
311
309
308
306
306
306
306
306
306
306
305
304
302
301

Wednesday 24

Waxing Crescent 7%

10:09

19:13

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
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad

Sun - Rise: 06:57, Set: 18:59, Transit: 12:58. Moon - Rise: 10:09, Set: 19:13. Civil Dark: 19:35 - 06:21. Nautical Dark: 20:18 - 05:40. Astro Dark: 21:03 - 04:56

Total Clouds (% Sky Obscured)

90
80
72
67
62
60
59
57
56
55
45
32
32
25
22
19
20
21
22

Low Clouds (% Sky Obscured)

54
51
52
49
60
60
59
57
56
55
45
32
32
25
22
19
20
21
22

Medium Clouds (% Sky Obscured)

38
38
29
25
24
19
24
23
16
15
15
15
10
11
12
8
9
10
16

High Clouds (% Sky Obscured)

78
61
51
54
48
60
59
57
56
55
45
32
32
25
22
19
20
21
22

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

44
45
40
34
47
56
63
59
62
68
67
64
61
56
56
63
61
58
56

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
5
5
6
6
6
7
12
11
11
12
12
12
8
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

90
91
84
77
71
66
60
55
55
55
55
63
69
80
81
84
85
87
88

Pressure (mb)

1022
1022
1022
1022
1022
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

301
300
298
297
296
296
296
296
295
294
293
293
293
293
293
292
291
291
290

Forecast for Lemington, Newcastle upon Tyne, United Kingdom (55.00,-1.70)

Generated: 18/09/25 06:38:54. Forecast: 18/09/25 to 24/09/25. Timezone: UTC+1.00