Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waning Crescent 3%

No Rise

17:05

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

Sun - Rise: 07:10, Set: 17:59, Transit: 12:35. Moon - Rise: No Rise, Set: 17:05. Civil Dark: 18:28 - 06:41. Nautical Dark: 19:01 - 06:08. Astro Dark: 19:34 - 05:36

Total Clouds (% Sky Obscured)

37
23
49
71
83
77
86
100
92
85
97
100
99
100
97
100
92
92
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

11
20
0
0
6
7
13
0
19
32
36
57
65
65
95
89
87
85
96
100
86
88
90
88

Medium Clouds (% Sky Obscured)

9
5
2
0
0
0
0
0
0
0
0
0
0
0
3
0
0
3
52
57
92
75
80
80

High Clouds (% Sky Obscured)

37
23
49
71
83
77
86
100
85
73
94
100
99
99
75
100
39
50
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
9
9
9
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14
15
25
22
18
33
95

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
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

3
3
5
9
12
14
17
19
19
20
19
19
17
15
14
14
13
13
13
14
14
14
15
15

Feels Like (°C)

1
2
3
8
10
12
15
16
16
18
17
16
14
13
12
11
12
11
11
12
13
13
13
13

Dew Point (°C)

1
2
3
4
6
7
8
9
10
10
10
11
11
11
11
11
10
11
11
12
13
13
14
14

Relative Humidity (%)

85
93
86
73
65
60
56
53
54
54
54
62
68
73
78
80
82
86
89
89
92
90
92
95

Pressure (mb)

1016
1016
1017
1016
1016
1015
1015
1014
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1011
1010
1009
1008
1007

Ozone (du)

280
281
281
281
280
277
275
273
271
270
269
271
271
271
271
271
271
270
270
268
267
268
268
267

Monday 20

Waning Crescent 1%

06:18

17:23

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

Sun - Rise: 07:11, Set: 17:58, Transit: 12:35. Moon - Rise: 06:18, Set: 17:23. Civil Dark: 18:27 - 06:42. Nautical Dark: 19:00 - 06:09. Astro Dark: 19:33 - 05:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
93
74
81
84
88
79
73
27
95
95
99
100
97
79
52
73
58
51

Low Clouds (% Sky Obscured)

87
86
94
96
83
57
29
29
80
84
88
67
73
17
94
95
79
83
73
58
22
46
22
18

Medium Clouds (% Sky Obscured)

100
92
100
96
100
85
54
0
0
6
26
32
34
8
72
70
89
46
93
34
35
32
40
36

High Clouds (% Sky Obscured)

100
100
100
40
48
89
60
55
27
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
1
1
3
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
29
31
45
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
95
95
95
90
69
33
13
21
8
8
3
4
4
11
17
17
32
23
14
18
18
9

Precipitation Amount (mm)

1.3
2.9
10.1
3.9
3.3
0
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
15
15
15
15
15
13
10
7
8
10
10
9
9
9
7
8
7
7
6
6
6
6
6

Relative Humidity (%)

96
98
96
98
96
90
79
66
53
59
74
75
79
83
90
80
80
76
77
77
77
77
77
78

Pressure (mb)

1007
1006
1004
1004
1003
1003
1004
1003
1003
1003
1004
1005
1006
1006
1007
1007
1008
1008
1008
1008
1009
1009
1009
1010

Ozone (du)

268
270
272
274
278
278
280
283
287
290
292
295
299
300
297
296
295
295
294
289
282
278
273
270

Tuesday 21

New Moon 0%

07:22

17:43

06 Bad
07 OK
08 OK
09 OK
10 OK
11 Good
12 OK
13 Good
14 Good
15 Good
16 OK
17 OK
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: 07:12, Set: 17:56, Transit: 12:34. Moon - Rise: 07:22, Set: 17:43. Civil Dark: 18:25 - 06:43. Nautical Dark: 18:58 - 06:10. Astro Dark: 19:31 - 05:38

Total Clouds (% Sky Obscured)

49
34
26
24
24
17
20
18
12
3
41
43
64
98
100
100
94
92
96
100
100
100
100
100

Low Clouds (% Sky Obscured)

13
9
9
17
16
13
13
12
7
0
1
0
0
0
21
49
59
74
77
88
87
88
92
95

Medium Clouds (% Sky Obscured)

28
24
18
0
0
0
0
0
0
0
7
8
38
57
100
100
86
74
76
67
78
87
97
84

High Clouds (% Sky Obscured)

0
0
1
0
1
0
0
0
1
1
15
27
27
40
45
70
75
76
73
100
87
80
31
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
3
3
2
2
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

2
0
0
0
0
0
0
0
0
0
0
0
5
11
36
22
31
82
94
95
91
75
79
73

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.5
0.6
0.9
0.6
0.4
0.4
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
5
5
3
2
1
1
0
1
1
3
6
5
6
6
6
5
6
8
9
9
10
10
10

Relative Humidity (%)

78
82
81
64
52
44
39
37
36
36
40
55
64
69
71
68
68
71
91
96
96
98
98
98

Pressure (mb)

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

Ozone (du)

266
267
266
265
263
262
262
262
262
261
261
261
263
263
265
267
268
271
273
274
274
276
279
283

Wednesday 22

Waxing Crescent 2%

08:26

18:06

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

Sun - Rise: 07:14, Set: 17:55, Transit: 12:34. Moon - Rise: 08:26, Set: 18:06. Civil Dark: 18:24 - 06:45. Nautical Dark: 18:57 - 06:11. Astro Dark: 19:30 - 05:40

Total Clouds (% Sky Obscured)

100
100
99
82
91
65
54
57
78
87
96
78
56
31
36
40
36
35
43
50
52
50
51
49

Low Clouds (% Sky Obscured)

98
93
98
76
88
59
27
29
32
31
76
78
56
31
36
40
36
15
18
50
51
28
29
49

Medium Clouds (% Sky Obscured)

85
78
50
8
11
9
16
22
65
80
94
78
56
31
36
39
8
6
5
3
3
4
4
5

High Clouds (% Sky Obscured)

55
0
0
4
3
2
5
1
2
5
5
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

80
67
64
74
82
80
72
59
46
53
46
33
17
1
2
1
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

11
11
11
12
13
13
14
15
16
15
13
12
10
9
8
7
7
7
6
5
5
5
4
4

Feels Like (°C)

9
10
10
10
12
12
13
14
14
11
10
10
8
7
6
6
4
5
4
4
3
3
2
2

Dew Point (°C)

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

Relative Humidity (%)

96
96
95
95
89
84
71
58
43
46
63
75
83
80
74
78
82
82
82
85
83
86
89
89

Pressure (mb)

1008
1007
1007
1007
1006
1006
1005
1004
1003
1003
1004
1005
1005
1006
1007
1007
1007
1008
1008
1008
1008
1009
1009
1009

Ozone (du)

286
291
292
294
296
298
301
302
302
303
302
301
301
302
300
297
296
296
298
298
298
300
301
303

Thursday 23

Waxing Crescent 5%

09:32

18:34

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

Sun - Rise: 07:15, Set: 17:53, Transit: 12:34. Moon - Rise: 09:32, Set: 18:34. Civil Dark: 18:22 - 06:46. Nautical Dark: 18:56 - 06:13. Astro Dark: 19:29 - 05:41

Total Clouds (% Sky Obscured)

48
44
44
70
90
92
93
94
79
73
62
46
42
49
57
68
77
74
69
69
77
87
95
92

Low Clouds (% Sky Obscured)

48
43
32
51
65
49
40
26
14
13
9
4
9
23
18
13
9
8
11
10
19
31
47
53

Medium Clouds (% Sky Obscured)

5
5
20
44
66
71
79
89
59
44
41
33
27
22
27
32
36
43
47
49
57
71
86
85

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
3
3
22
40
58
59
56
61
69
81
85
54

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
2
12
4
8
9
9
13
10
6
9
7
2
3
3
1
6
7
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
6
6
7
7
7
7
8
7
8
7
6
4
4
3
3
3
2
1
2
2
2

Dew Point (°C)

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

Relative Humidity (%)

86
83
85
74
64
63
62
64
59
57
59
65
77
81
82
83
85
85
83
79
78
77
79
79

Pressure (mb)

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

Ozone (du)

304
304
305
304
304
308
310
311
312
310
309
308
308
309
310
310
311
312
315
317
320
323
327
331

Friday 24

Waxing Crescent 10%

10:36

19:08

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

Sun - Rise: 07:16, Set: 17:52, Transit: 12:34. Moon - Rise: 10:36, Set: 19:08. Civil Dark: 18:21 - 06:47. Nautical Dark: 18:54 - 06:14. Astro Dark: 19:27 - 05:42

Total Clouds (% Sky Obscured)

90
88
84
80
77
83
89
96
87
79
71
57
51
42
47
56
66
69
70
69
66
62
58
43

Low Clouds (% Sky Obscured)

59
67
64
61
59
61
64
68
54
40
26
34
43
42
47
44
41
46
51
56
57
57
58
43

Medium Clouds (% Sky Obscured)

74
62
42
21
1
29
57
83
83
79
71
56
30
6
23
37
62
45
24
4
2
1
0
0

High Clouds (% Sky Obscured)

36
15
7
6
0
0
44
60
44
25
6
4
2
0
0
0
0
0
0
0
0
0
0
0

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 (%)

12
12
13
12
6
12
12
5
10
11
5
8
8
4
9
9
3
7
6
2
5
5
1
2

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)

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

Chance of Frost

Temperature (°C)

4
5
5
6
8
9
10
10
10
10
10
9
8
7
6
5
5
4
3
3
2
2
1
1

Feels Like (°C)

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

Dew Point (°C)

1
1
2
1
2
1
1
1
1
2
3
3
4
4
4
3
3
2
1
0
-1
-1
-1
-1

Relative Humidity (%)

80
79
79
70
63
57
55
53
51
57
62
68
74
79
85
85
85
85
85
85
84
86
89
89

Pressure (mb)

1016
1017
1017
1017
1018
1018
1018
1018
1018
1019
1019
1019
1020
1021
1022
1022
1023
1023
1023
1024
1024
1025
1025
1026

Ozone (du)

332
334
336
335
334
333
334
334
335
335
336
337
337
336
336
337
337
338
336
335
334
330
326
322

Saturday 25

Waxing Crescent 16%

11:36

19:51

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

Sun - Rise: 07:17, Set: 17:50, Transit: 12:34. Moon - Rise: 11:36, Set: 19:51. Civil Dark: 18:19 - 06:48. Nautical Dark: 18:53 - 06:15. Astro Dark: 19:26 - 05:43

Total Clouds (% Sky Obscured)

30
20
27
34
43
42
43
31
36
46
47
43
39
35
36
33
26
17
9
9

Low Clouds (% Sky Obscured)

30
20
22
25
26
32
32
21
22
28
33
27
19
14
11
8
8
6
5
5

Medium Clouds (% Sky Obscured)

1
3
11
15
19
22
23
23
22
33
31
36
35
26
28
26
26
17
5
5

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
9
9

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

2
0
0
0
0
0
0
0
0
0
0
1
2
3
2
1
0
14
21
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

1
1
2
4
6
9
10
10
11
11
10
10
8
6
3
4
3
3
3
2

Feels Like (°C)

-0
0
0
2
3
4
5
6
6
9
9
8
8
8
7
3
3
3
3
3

Dew Point (°C)

-1
0
0
0
1
1
1
1
1
1
2
2
2
1
1
1
1
1
1
1

Relative Humidity (%)

91
91
89
76
66
57
55
52
50
51
55
58
65
74
82
83
86
88
89
89

Pressure (mb)

1026
1027
1028
1028
1028
1028
1027
1027
1026
1026
1026
1026
1027
1027
1028
1028
1029
1029
1029
1029

Ozone (du)

322
321
320
318
315
313
312
311
310
304
299
293
293
293
294
292
291
290
289
288

Forecast for Chester, Windsor, United States of America (43.26,-72.60)

Generated: 19/10/25 06:16:03. Forecast: 19/10/25 to 25/10/25. Timezone: UTC-4.00