Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 16

Waning Crescent 20%

00:38

18:04

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
17 Bad

Sun - Rise: 06:47, Set: 19:23, Transit: 13:04. Moon - Rise: 00:38, Set: 18:04. Civil Dark: 20:00 - 06:11. Nautical Dark: 20:44 - 05:27. Astro Dark: 21:32 - 04:40

Total Clouds (% Sky Obscured)

65
61
70
81
100
100
100
100
100
100
100
100
100
100
100
100
100
100
90
73
81
81
70
100

Low Clouds (% Sky Obscured)

50
41
47
36
47
58
69
74
62
54
70
63
74
100
100
100
100
100
89
72
70
73
70
64

Medium Clouds (% Sky Obscured)

0
0
0
33
49
100
100
100
100
100
100
93
100
100
79
34
27
5
0
0
0
0
0
0

High Clouds (% Sky Obscured)

19
61
70
81
100
100
100
100
100
100
100
100
77
100
100
95
97
64
24
61
72
74
29
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
7
6
4
9
9
3
9
1
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
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
0
2
0
0
0
0
1
22
58
95
95
88
57
31
16
14
2
5
19
21
12
8
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0.6
0.8
0.6
0.3
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
11
9
8
6
6
5
5
5
5
4
4
4
5
7
9
9
7
5
7
13
17
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
8
8
8
8
8
8
8
8
9
9
9
9
7
7
7
8
9
11
12
12
11
11

Dew Point (°C)

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

Relative Humidity (%)

79
86
93
96
98
96
98
96
96
96
98
100
98
98
96
98
96
98
96
98
93
83
79
82

Pressure (mb)

1013
1013
1014
1014
1014
1014
1014
1014
1013
1013
1012
1011
1010
1010
1009
1008
1008
1007
1007
1006
1006
1006
1006
1006

Ozone (du)

282
278
276
274
273
271
268
265
263
263
261
262
262
262
265
266
265
265
265
265
265
265
266
268

Wednesday 17

Waning Crescent 12%

02:08

18:24

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
17 Bad

Sun - Rise: 06:49, Set: 19:21, Transit: 13:04. Moon - Rise: 02:08, Set: 18:24. Civil Dark: 19:57 - 06:13. Nautical Dark: 20:41 - 05:29. Astro Dark: 21:28 - 04:42

Total Clouds (% Sky Obscured)

70
69
93
72
80
83
67
76
87
95
89
89
94
93
84
80
83
73
74
79
78
77
60
49

Low Clouds (% Sky Obscured)

70
68
82
71
79
83
67
72
87
91
89
89
91
93
84
80
83
73
74
79
66
65
58
49

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
10
15
6
4
3
3
47
22
4
30
3
2
2
15
11
3
9

High Clouds (% Sky Obscured)

61
58
85
58
44
26
6
9
10
60
35
31
37
11
31
3
8
0
2
1
2
2
0
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
9
6
0
0
0
0
0
1
0

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

Precipitation Probability (%)

6
0
1
0
11
1
0
0
0
0
1
3
2
7
50
47
17
24
26
31
29
21
47
62

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
90
92
92
92
90
92
90
90
90
91
92
91
96
95
95
95
98
98
98
96
96
95
96

Pressure (mb)

1006
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009
1009
1010

Ozone (du)

268
268
268
268
267
266
266
267
268
269
270
270
270
272
271
270
268
270
269
268
269
270
269
269

Thursday 18

Waning Crescent 6%

03:36

18:36

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
17 Bad

Sun - Rise: 06:51, Set: 19:18, Transit: 13:03. Moon - Rise: 03:36, Set: 18:36. Civil Dark: 19:55 - 06:15. Nautical Dark: 20:38 - 05:31. Astro Dark: 21:25 - 04:45

Total Clouds (% Sky Obscured)

52
100
52
62
100
100
100
100
100
98
100
100
100
95
100
100
100
100
98
98
99
98
95
98

Low Clouds (% Sky Obscured)

39
36
28
53
100
100
100
100
90
98
93
91
88
92
100
100
100
100
98
98
97
96
94
92

Medium Clouds (% Sky Obscured)

26
19
4
6
16
26
36
26
50
46
55
50
40
43
50
48
53
43
41
45
95
69
61
91

High Clouds (% Sky Obscured)

1
55
12
13
39
67
30
22
79
24
53
64
56
16
41
48
6
21
8
13
19
27
11
17

ISS Passover

Visibility (miles)

0
0
0
0
8
0
0
0
0
0
0
0
3
0
1
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
66
100
100
100
99
11
9
0
22
5
5
5
5
5
5
5
5
5
5
5

Precipitation Type

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

Precipitation Probability (%)

57
31
18
5
19
17
27
27
81
95
95
75
47
44
62
56
57
64
38
31
41
55
58
62

Precipitation Amount (mm)

0.4
0
0
0
0
0
0
0
0.6
1.9
0.9
0.2
0
0.2
0.3
0.3
0.2
0.3
0
0
0
0.4
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

12
12
11
10
10
11
12
12
12
13
13
15
15
15
15
15
15
14
13
12
10
11
9
10

Relative Humidity (%)

96
96
98
96
96
96
98
98
98
98
96
98
96
96
96
95
96
90
83
75
67
74
66
69

Pressure (mb)

1010
1010
1011
1011
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012

Ozone (du)

269
266
265
264
262
261
260
259
259
260
260
261
259
259
260
260
261
262
262
261
261
262
261
261

Friday 19

Waning Crescent 2%

05:00

18:45

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
17 Bad

Sun - Rise: 06:53, Set: 19:16, Transit: 13:03. Moon - Rise: 05:00, Set: 18:45. Civil Dark: 19:52 - 06:17. Nautical Dark: 20:36 - 05:33. Astro Dark: 21:22 - 04:47

Total Clouds (% Sky Obscured)

98
99
99
100
99
98
98
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96

Low Clouds (% Sky Obscured)

90
93
97
100
98
96
93
95
96
98
96
94
92
85
80
73
75
77
78
77
76
75
75
75

Medium Clouds (% Sky Obscured)

87
73
61
51
57
63
70
79
87
95
96
95
83
98
94
81
70
70
100
100
93
73
59
74

High Clouds (% Sky Obscured)

24
19
14
18
15
27
23
46
73
100
93
88
86
92
97
100
100
100
100
100
91
94
73
43

ISS Passover

Visibility (miles)

9
6
6
3
9
2
1
6
3
2
5
9
9
9
9
9
9
9
9
9
9
9
8
8

Fog (%)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

Precipitation Type

Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
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
Light Rain

Precipitation Probability (%)

81
82
87
71
80
91
82
74
95
94
80
84
95
93
83
76
88
94
95
95
95
95
95
95

Precipitation Amount (mm)

0.5
0.5
0.7
0.4
0.6
0.6
0.5
0.3
0.6
0.6
0.4
0.5
0.7
0.7
0.5
0.4
0.5
0.6
0.7
0.9
1.2
1.5
1.3
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

79
84
92
93
95
96
96
98
96
98
100
98
98
96
96
95
92
86
80
80
86
84
93
95

Pressure (mb)

1012
1012
1012
1012
1011
1011
1011
1010
1010
1009
1009
1009
1009
1008
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

262
263
263
265
267
267
268
272
273
274
277
278
280
280
282
284
285
286
288
290
291
293
296
298

Saturday 20

Waning Crescent 0%

06:20

18:51

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
17 Bad

Sun - Rise: 06:55, Set: 19:13, Transit: 13:03. Moon - Rise: 06:20, Set: 18:51. Civil Dark: 19:49 - 06:19. Nautical Dark: 20:33 - 05:35. Astro Dark: 21:19 - 04:49

Total Clouds (% Sky Obscured)

96
95
97
97
97
98
100
100
100
100
100
100
100
99
96
93
89
86
79
70
58
42
36
32

Low Clouds (% Sky Obscured)

75
78
81
84
89
93
97
98
99
100
93
86
79
66
69
71
66
60
55
53
52
42
36
32

Medium Clouds (% Sky Obscured)

67
64
61
62
73
83
94
96
98
100
100
100
100
94
94
93
74
52
34
22
11
0
0
0

High Clouds (% Sky Obscured)

15
15
15
15
33
59
86
80
72
60
72
86
100
10
10
10
9
9
23
32
23
3
2
1

ISS Passover

Visibility (miles)

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

Fog (%)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

Precipitation Type

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
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
85
92
95
95
21
22
23
25
26
27
26
26
29
26
23

Precipitation Amount (mm)

1.3
1
0.9
1
1.1
1.4
0.8
0.8
0.9
0.5
0.6
0.8
0.9
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
6
6
6
5
4
4
3
3
3
2
2
2
1
2
1
1
2
2
5
5
6
5

Dew Point (°C)

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

Relative Humidity (%)

95
96
95
96
96
96
95
95
95
93
93
91
90
82
82
81
78
74
70
67
69
72
74
74

Pressure (mb)

1008
1008
1008
1009
1009
1010
1010
1010
1011
1011
1012
1013
1013
1014
1019
1020
1021
1021
1022
1022
1022
1023
1023
1023

Ozone (du)

300
302
305
307
310
313
315
316
316
316
317
318
317
317
317
318
319
319
320
320
321
322
322
323

Sunday 21

New Moon 1%

07:38

18:57

18 OK
19 OK
20 OK
21 OK
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

Sun - Rise: 06:57, Set: 19:10, Transit: 13:02. Moon - Rise: 07:38, Set: 18:57. Civil Dark: 19:47 - 06:20. Nautical Dark: 20:30 - 05:37. Astro Dark: 21:16 - 04:52

Total Clouds (% Sky Obscured)

27
23
20
17
43
69
96
86
76
67
63
63
62
61
60
61
63
71
76
77
76
74
66
60

Low Clouds (% Sky Obscured)

27
23
20
17
43
61
70
71
69
66
61
56
54
56
56
55
63
64
68
68
64
62
56
50

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
1
4
7
10
6
4
2
1
0
0
0
0
0
1
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 (%)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

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 (%)

21
20
18
15
17
15
12
13
11
6
12
11
5
9
6
1
3
3
3
4
3
1
3
3

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)

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

Chance of Frost

Temperature (°C)

9
8
7
7
6
6
6
5
5
4
4
3
3
3
4
6
7
8
9
10
10
10
11
9

Feels Like (°C)

5
5
4
4
4
3
3
2
1
2
2
2
2
2
1
2
3
3
4
4
9
9
8
8

Dew Point (°C)

4
3
4
4
4
3
3
3
3
3
3
2
2
2
2
1
1
1
1
1
1
1
1
2

Relative Humidity (%)

73
71
77
81
83
83
85
85
88
89
93
93
94
96
83
72
63
60
56
51
51
51
50
58

Pressure (mb)

1024
1025
1025
1026
1026
1027
1027
1027
1027
1028
1028
1028
1028
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029
1029

Ozone (du)

324
326
325
324
323
323
323
323
321
319
317
316
314
313
312
310
309
308
307
306
306
306
305
304

Monday 22

Waxing Crescent 3%

08:55

19:02

18 Bad
19 OK
20 OK
21 OK
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: 06:59, Set: 19:08, Transit: 13:02. Moon - Rise: 08:55, Set: 19:02. Civil Dark: 19:44 - 06:22. Nautical Dark: 20:27 - 05:39. Astro Dark: 21:13 - 04:54

Total Clouds (% Sky Obscured)

52
45
40
33
50
72
94
95
95
93
94
96
96
95
95
94
95
97
98

Low Clouds (% Sky Obscured)

45
42
37
33
41
46
49
54
61
63
64
66
68
77
83
90
91
93
94

Medium Clouds (% Sky Obscured)

1
2
3
5
8
12
18
37
61
85
77
70
63
59
52
48
48
47
46

High Clouds (% Sky Obscured)

4
4
4
4
18
32
50
40
31
15
42
68
95
95
86
90
92
93
97

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

8
7
6
6
5
5
6
6
6
6
7
6
7
6
8
9
11
11
11

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
75
78
79
82
80
79
76
81
83
88
90
93
93
88
82
77
78
81

Pressure (mb)

1029
1029
1029
1029
1030
1029
1029
1029
1029
1028
1028
1028
1028
1028
1028
1028
1028
1027
1027

Ozone (du)

304
303
303
303
303
302
301
300
300
300
300
300
301
301
301
301
301
300
299

Forecast for Butteryhaugh, Northumberland, United Kingdom (55.23,-2.58)

Generated: 16/09/25 18:43:35. Forecast: 16/09/25 to 22/09/25. Timezone: UTC+1.00