Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 8

Waning Crescent 3%

04:26

18:03

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:24, Set: 19:12, Transit: 12:47. Moon - Rise: 04:26, Set: 18:03. Civil Dark: 19:41 - 05:55. Nautical Dark: 20:15 - 05:21. Astro Dark: 20:51 - 04:45

Total Clouds (% Sky Obscured)

85
88
91
100
100
99
100
98
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

7
5
4
1
8
17
19
21
92
93
83
33
12
16
8
2
14
3
14
23
46
69
74
74

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
18
24
23
28
98
92
98
90
95
96
94
91
99
98
100
96
97

High Clouds (% Sky Obscured)

85
88
91
100
100
92
100
98
100
98
100
100
100
100
100
100
100
93
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
9
2

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
Very Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
2
21
26
4
1
0
0
1
5
13
28
58
95
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
0.2
0.9
1.6

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

24
23
19
17
15
14
13
13
13
13
13
14
13
13
14
15
17
18
19
20
20
20
20
19

Feels Like (°C)

23
23
20
17
16
14
13
12
13
14
13
14
13
14
14
15
17
18
18
19
19
19
20
20

Dew Point (°C)

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

Relative Humidity (%)

54
69
78
86
89
93
95
96
95
90
86
83
87
84
82
75
70
64
63
65
60
71
78
95

Pressure (mb)

1022
1022
1023
1023
1024
1024
1025
1025
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1021
1020
1019
1019
1018

Ozone (du)

315
316
314
312
308
305
303
301
298
297
297
295
294
291
289
289
288
287
285
284
283
282
281
279

Wednesday 9

Waning Crescent 0%

05:42

18:29

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad

Sun - Rise: 06:25, Set: 19:10, Transit: 12:47. Moon - Rise: 05:42, Set: 18:29. Civil Dark: 19:39 - 05:56. Nautical Dark: 20:13 - 05:22. Astro Dark: 20:49 - 04:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
92
100

Low Clouds (% Sky Obscured)

75
75
83
88
92
80
88
82
78
71
95
87
86
81
84
53
17
24
44
20
16
28
29
36

Medium Clouds (% Sky Obscured)

95
100
100
100
99
100
100
100
90
99
37
33
20
1
0
0
0
0
0
0
18
6
0
23

High Clouds (% Sky Obscured)

96
100
100
100
100
100
94
100
65
100
96
100
100
100
100
100
100
100
100
100
100
96
82
99

ISS Passover

Visibility (miles)

5
9
4
4
1
4
7
5
2
8
8
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
1
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

73
95
95
95
95
95
93
95
95
57
66
35
24
25
28
21
11
6
3
4
1
0
0
0

Precipitation Amount (mm)

0.3
0.6
1.4
1.2
1.3
0.8
0.6
1.9
1.1
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
19
19
19
19
20
20
20
20
20
20
21
21
21
22
22
23
23
24
25
26
25
25

Feels Like (°C)

20
20
20
20
20
20
20
21
21
21
21
21
22
22
22
23
23
22
22
22
22
23
23
24

Dew Point (°C)

19
18
19
19
19
19
19
20
20
19
20
19
20
20
20
21
20
16
14
14
14
14
15
14

Relative Humidity (%)

98
98
100
100
98
100
98
100
98
96
96
95
96
93
92
92
88
65
55
52
51
47
52
50

Pressure (mb)

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

Ozone (du)

280
280
280
281
280
280
279
281
281
281
282
282
284
286
287
288
287
287
286
287
286
287
286
287

Thursday 10

New Moon 0%

06:55

18:51

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
08 OK
09 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK

Sun - Rise: 06:26, Set: 19:08, Transit: 12:46. Moon - Rise: 06:55, Set: 18:51. Civil Dark: 19:37 - 05:57. Nautical Dark: 20:11 - 05:23. Astro Dark: 20:46 - 04:48

Total Clouds (% Sky Obscured)

83
75
76
89
81
83
50
100
100
100
100
100
60
61
50
35
30
35
35
35
35
28
23
20

Low Clouds (% Sky Obscured)

28
22
22
23
2
0
0
0
20
39
31
30
28
20
9
8
14
23
35
29
25
21
16
18

Medium Clouds (% Sky Obscured)

56
62
7
45
45
56
40
40
50
55
60
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

83
75
71
68
75
65
38
100
100
100
100
100
60
61
50
35
30
35
35
35
35
28
22
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 (%)

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)

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

Chance of Frost

Temperature (°C)

24
23
21
19
17
16
15
13
12
12
12
12
11
10
10
12
14
15
16
18
19
20
20
20

Feels Like (°C)

23
22
21
19
16
15
14
12
12
11
11
11
10
11
11
12
13
14
14
15
16
17
17
17

Dew Point (°C)

13
13
12
11
11
9
9
9
9
9
8
8
9
9
9
7
7
5
4
3
2
3
2
2

Relative Humidity (%)

49
50
55
60
65
65
69
74
80
80
79
79
85
91
90
72
60
51
43
37
33
32
31
31

Pressure (mb)

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

Ozone (du)

287
286
286
287
288
289
290
291
290
291
295
302
306
309
314
313
313
313
315
315
315
317
317
316

Friday 11

Waxing Crescent 3%

08:06

19:11

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

Sun - Rise: 06:27, Set: 19:06, Transit: 12:46. Moon - Rise: 08:06, Set: 19:11. Civil Dark: 19:35 - 05:59. Nautical Dark: 20:09 - 05:25. Astro Dark: 20:44 - 04:49

Total Clouds (% Sky Obscured)

14
7
0
13
30
44
44
43
43
49
55
66
61
54
55
61
15
6
2
2
0
25
53
82

Low Clouds (% Sky Obscured)

10
5
0
10
28
44
44
43
43
49
55
63
61
54
55
43
15
0
0
0
0
0
0
0

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
0

High Clouds (% Sky Obscured)

0
0
0
0
2
1
1
3
0
0
0
5
2
2
3
12
1
3
1
1
0
25
50
73

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
1
1
2
1
1
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)

7
5
4
3
3
3
2
2
2
3
2
2
1
1
1
1
1
2
3
4
4
5
6
6

Chance of Frost

Temperature (°C)

19
18
14
12
11
9
8
8
7
7
7
7
7
7
8
10
13
16
18
20
21
23
23
22

Feels Like (°C)

17
17
14
12
10
9
8
8
7
7
7
7
6
7
8
10
12
17
19
20
21
22
22
22

Dew Point (°C)

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

Relative Humidity (%)

35
45
57
59
63
67
68
68
69
70
70
71
74
74
73
60
51
44
38
31
27
26
27
30

Pressure (mb)

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

Ozone (du)

314
312
310
309
308
305
302
300
301
299
297
296
295
295
295
296
296
296
297
296
295
295
295
295

Saturday 12

Waxing Crescent 8%

09:16

19:32

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

Sun - Rise: 06:28, Set: 19:05, Transit: 12:46. Moon - Rise: 09:16, Set: 19:32. Civil Dark: 19:33 - 06:00. Nautical Dark: 20:07 - 05:26. Astro Dark: 20:42 - 04:51

Total Clouds (% Sky Obscured)

73
54
38
52
67
66
45
34
29
29
30
76
41
42
46
60
63
64
68
73
77
58
42
25

Low Clouds (% Sky Obscured)

8
15
23
25
27
30
28
27
27
29
30
65
41
42
46
59
53
45
46
33
24
19
16
12

Medium Clouds (% Sky Obscured)

5
8
11
19
25
33
26
21
15
17
15
19
12
9
7
8
6
5
18
30
42
28
14
0

High Clouds (% Sky Obscured)

65
54
38
40
35
17
0
0
6
6
1
36
4
6
7
13
17
24
19
25
30
30
35
25

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
1
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)

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

Chance of Frost

Temperature (°C)

22
20
17
15
14
13
12
12
12
11
11
11
11
11
12
14
16
19
22
23
24
26
26
26

Feels Like (°C)

22
18
15
13
13
11
12
13
12
12
12
12
10
12
12
14
15
16
16
18
19
22
26
26

Dew Point (°C)

7
9
8
7
7
7
8
8
9
9
9
9
9
10
10
10
11
12
13
14
15
16
17
18

Relative Humidity (%)

37
48
57
61
63
66
72
77
83
87
88
90
91
93
92
78
71
63
57
56
55
54
59
63

Pressure (mb)

1019
1019
1019
1019
1020
1020
1020
1020
1019
1019
1019
1019
1019
1018
1019
1018
1018
1018
1017
1016
1016
1015
1015
1014

Ozone (du)

297
297
300
303
305
301
297
296
295
294
294
293
294
294
295
295
295
295
295
296
297
297
299
301

Sunday 13

Waxing Crescent 15%

10:25

19:53

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 OK
16 OK

Sun - Rise: 06:29, Set: 19:03, Transit: 12:45. Moon - Rise: 10:25, Set: 19:53. Civil Dark: 19:31 - 06:01. Nautical Dark: 20:05 - 05:27. Astro Dark: 20:40 - 04:52

Total Clouds (% Sky Obscured)

40
56
69
64
58
52
51
52
49
56
62
74
88
93
95
86
84
83
72
69
71
56
42
29

Low Clouds (% Sky Obscured)

17
19
35
37
40
37
30
25
29
27
25
25
24
25
19
34
45
57
53
58
64
53
42
29

Medium Clouds (% Sky Obscured)

8
12
11
6
2
0
0
1
1
10
17
26
47
65
73
54
40
19
11
5
3
2
1
0

High Clouds (% Sky Obscured)

40
46
44
34
27
22
29
30
21
18
27
32
37
46
37
25
13
1
1
0
0
2
3
4

ISS Passover

Visibility (miles)

9
9
9
9
8
6
4
5
5
5
6
7
8
8
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 (%)

6
8
5
6
8
3
6
6
0
0
1
0
2
4
4
7
9
4
10
13
15
13
10
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
6
5
5
4
4
4
4
3
3
3
3
3
3
3
3
3
5
6
7
7
8
8
8

Chance of Frost

Temperature (°C)

26
24
22
21
19
18
17
16
15
14
14
14
13
14
15
15
16
17
18
19
20
21
21
21

Feels Like (°C)

26
26
26
27
19
19
19
18
17
16
14
14
14
13
13
13
17
16
17
17
18
18
23
22

Dew Point (°C)

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

Relative Humidity (%)

68
77
85
96
96
98
98
98
98
98
98
98
98
98
96
93
90
86
85
73
65
56
53
50

Pressure (mb)

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

Ozone (du)

303
304
304
305
306
306
306
306
306
306
307
308
310
310
311
312
313
314
314
315
315
315
314
312

Monday 14

Waxing Crescent 23%

11:33

20:18

17 OK
18 OK
19 Good
20 OK
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

Sun - Rise: 06:30, Set: 19:01, Transit: 12:45. Moon - Rise: 11:33, Set: 20:18. Civil Dark: 19:30 - 06:02. Nautical Dark: 20:03 - 05:28. Astro Dark: 20:38 - 04:53

Total Clouds (% Sky Obscured)

24
20
13
34
52
70
79
90
98
95
92
92
84
76
70
75
79
80
82
85
87

Low Clouds (% Sky Obscured)

21
10
0
3
4
0
0
0
0
0
0
0
1
5
8
27
43
55
57
58
60

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
2
2
19
37
56
60
63
67
65
63
61

High Clouds (% Sky Obscured)

7
10
8
9
11
17
43
69
92
86
85
79
73
67
64
52
40
28
39
49
60

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

Fog (%)

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

Precipitation Probability (%)

0
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
10
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
18
15
12
11
9
7
7
7
6
6
7
7
8
10
11
13
15
17
17
17

Feels Like (°C)

20
21
20
20
10
10
9
9
8
8
5
6
7
7
7
7
12
13
14
14
14

Dew Point (°C)

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

Relative Humidity (%)

46
54
66
79
80
81
84
85
85
86
88
88
90
84
80
74
69
62
58
61
64

Pressure (mb)

1021
1022
1023
1024
1025
1026
1026
1027
1027
1028
1028
1028
1028
1028
1028
1029
1028
1028
1028
1027
1026

Ozone (du)

310
308
307
305
305
304
304
303
302
301
299
298
296
295
294
293
292
291
290
289
288

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

Generated: 08/09/26 17:28:44. Forecast: 08/09/26 to 14/09/26. Timezone: UTC-4.00