Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 31

Waning Gibbous 81%

21:24

11:15

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
20 Bad
21 Bad

Sun - Rise: 06:23, Set: 19:27, Transit: 12:55. Moon - Rise: 21:24, Set: 11:15. Civil Dark: 19:55 - 05:55. Nautical Dark: 20:28 - 05:22. Astro Dark: 21:03 - 04:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
92
100
93
100
86
93
100
100
100
97
100
100
100
100
100
94
66
70

Low Clouds (% Sky Obscured)

83
79
89
74
71
72
54
62
52
40
59
75
71
34
51
51
40
93
90
85
86
57
11
33

Medium Clouds (% Sky Obscured)

97
98
96
95
100
53
76
44
31
53
47
76
78
69
46
25
27
23
15
1
13
1
16
17

High Clouds (% Sky Obscured)

57
99
100
96
4
85
79
78
53
47
28
46
100
100
100
96
100
99
100
82
76
88
66
66

ISS Passover

Visibility (miles)

6
8
9
7
5
9
8
7
9
9
9
9
9
9
9
9
9
9
9
9
9
4
7
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
Very Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
None
None
Very Light Rain
Light Rain
None
None
Light Rain
Very Light Rain
Very Light Rain
None
Light Rain
Very Light Rain
None
Very Light Rain
None
Light Rain

Precipitation Probability (%)

34
45
6
90
81
40
43
47
12
28
54
78
18
33
69
50
66
67
89
64
53
55
23
95

Precipitation Amount (mm)

0
0
0.3
0.6
0.5
0
0
0.2
0
0
0.3
0.9
0
0
0.5
0.3
0.2
0
1
0.3
0
0.3
0
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

22
22
22
21
22
22
22
22
22
22
23
23
24
26
27
27
28
28
28
27
27
27
26
26

Feels Like (°C)

24
24
23
23
24
23
24
24
24
25
25
26
26
28
29
29
29
30
30
30
30
29
28
28

Dew Point (°C)

17
18
18
18
19
19
20
20
20
20
21
20
21
21
20
18
17
17
17
17
18
21
22
22

Relative Humidity (%)

74
79
79
81
84
84
87
87
88
89
88
81
79
75
65
57
51
48
50
53
57
69
77
81

Pressure (mb)

1018
1018
1018
1018
1017
1017
1017
1016
1016
1016
1017
1016
1016
1016
1015
1015
1014
1014
1014
1014
1014
1014
1015
1015

Ozone (du)

289
288
288
287
287
286
286
286
286
285
286
286
287
287
287
287
287
288
288
289
290
290
291
293

Tuesday 1

Waning Gibbous 72%

21:59

12:29

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
20 Bad
21 Bad

Sun - Rise: 06:24, Set: 19:25, Transit: 12:55. Moon - Rise: 21:59, Set: 12:29. Civil Dark: 19:53 - 05:56. Nautical Dark: 20:27 - 05:23. Astro Dark: 21:01 - 04:48

Total Clouds (% Sky Obscured)

98
93
94
97
96
97
98
100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

59
93
94
96
96
97
98
100
100
100
100
99
99
96
99
100
100
98
100
100
100
99
75
44

Medium Clouds (% Sky Obscured)

10
19
19
23
20
21
12
2
3
29
62
75
70
62
70
76
35
72
82
46
28
24
12
16

High Clouds (% Sky Obscured)

87
40
51
43
38
65
82
100
100
97
60
92
100
100
100
99
100
100
80
100
94
100
100
100

ISS Passover

Visibility (miles)

9
7
9
8
8
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
Light Rain
Very 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

Precipitation Probability (%)

95
95
72
61
37
23
22
21
17
16
14
10
4
15
6
17
4
9
11
20
4
4
2
7

Precipitation Amount (mm)

1.5
0.8
0.3
0.3
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
5
6
7
7
6
6
7
7
7
8
8
9
7
8
8
7
7
8
8
8
7
6

Chance of Frost

Temperature (°C)

24
24
23
23
23
22
22
22
22
22
22
22
22
23
24
24
24
24
24
24
24
23
23
23

Feels Like (°C)

27
25
24
24
24
24
24
24
23
23
22
23
23
23
25
25
25
25
24
24
24
24
24
24

Dew Point (°C)

22
22
22
21
21
21
20
20
20
20
19
19
19
19
18
18
18
18
17
17
17
18
18
19

Relative Humidity (%)

84
88
91
89
91
89
88
89
89
88
87
84
80
77
70
69
68
67
62
65
67
71
73
76

Pressure (mb)

1016
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1019
1018

Ozone (du)

293
294
294
293
293
294
294
295
295
295
295
294
293
292
290
290
290
290
291
291
292
293
293
293

Wednesday 2

Waning Gibbous 61%

21:59

13:44

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
20 Bad
21 Bad

Sun - Rise: 06:25, Set: 19:24, Transit: 12:54. Moon - Rise: 21:59, Set: 13:44. Civil Dark: 19:52 - 05:57. Nautical Dark: 20:25 - 05:24. Astro Dark: 21:00 - 04:49

Total Clouds (% Sky Obscured)

100
97
99
100
100
100
100
100
100
100
90
100
100
100
100
100
100
68
92
96
86
58
50
69

Low Clouds (% Sky Obscured)

34
58
76
79
68
79
90
86
81
97
36
38
40
14
14
11
6
8
10
0
15
30
21
11

Medium Clouds (% Sky Obscured)

13
14
22
24
68
69
71
74
72
58
55
60
58
77
54
55
38
17
7
1
1
0
0
0

High Clouds (% Sky Obscured)

100
57
78
100
100
100
100
100
100
100
36
100
100
100
100
100
100
65
91
96
79
44
39
69

ISS Passover

Visibility (miles)

9
5
5
9
9
9
2
2
4
4
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
Light Rain
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

34
68
54
57
95
95
95
95
95
95
34
23
25
3
10
1
47
92
29
22
9
14
19
17

Precipitation Amount (mm)

0
0.5
0.3
0
1.5
0.8
1.2
1.8
0.6
1.9
0
0
0
0
0
0
0.4
1.5
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
23
23
23
23
23
23
23
23
23
23
25
25
27
28
30
29
29
30
30
29
28
27

Feels Like (°C)

23
24
24
25
25
25
26
26
25
24
24
24
25
24
28
28
30
31
31
30
31
32
32
32

Dew Point (°C)

19
20
20
21
21
21
22
22
22
22
21
22
23
23
24
23
22
21
18
19
21
21
21
21

Relative Humidity (%)

79
83
87
88
88
91
94
94
95
95
91
91
88
84
81
73
65
61
50
53
58
63
67
69

Pressure (mb)

1018
1018
1017
1017
1016
1016
1015
1015
1015
1016
1014
1014
1014
1014
1013
1012
1012
1012
1011
1011
1011
1011
1011
1012

Ozone (du)

292
292
292
292
292
293
292
292
291
294
296
295
295
294
293
298
299
300
295
294
293
294
293
292

Thursday 3

Waning Gibbous 49%

22:44

14:55

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

Sun - Rise: 06:26, Set: 19:22, Transit: 12:54. Moon - Rise: 22:44, Set: 14:55. Civil Dark: 19:50 - 05:58. Nautical Dark: 20:23 - 05:25. Astro Dark: 20:58 - 04:51

Total Clouds (% Sky Obscured)

39
35
39
47
72
68
65
56
44
16
28
10
4
23
43
72
80
89
64
65
78
66
66
65

Low Clouds (% Sky Obscured)

0
6
12
16
11
8
4
6
9
13
9
7
3
11
23
43
53
68
32
11
5
0
0
0

Medium Clouds (% Sky Obscured)

0
3
8
12
19
55
62
44
38
2
2
2
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

39
28
22
22
47
45
30
25
5
1
10
1
0
18
35
50
51
51
53
60
65
60
66
65

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

8
25
42
20
39
37
26
5
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0.2
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
5
5
5
5
5
5
4
5
5
7
7
8
8
8
8
8
9
10
9
8
7
7

Chance of Frost

Temperature (°C)

26
26
25
24
24
24
24
23
23
23
24
25
26
28
29
30
30
30
30
30
30
29
28
27

Feels Like (°C)

30
29
29
29
28
27
26
26
26
26
27
27
30
31
32
32
32
31
30
30
29
28
26
26

Dew Point (°C)

21
21
21
21
22
22
21
21
21
21
20
20
19
19
17
16
16
15
16
15
15
16
15
14

Relative Humidity (%)

71
73
77
83
84
87
87
88
88
88
82
72
66
58
49
44
42
40
41
38
40
45
44
44

Pressure (mb)

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

Ozone (du)

291
291
292
291
290
288
288
289
289
292
297
300
301
301
300
298
298
298
298
298
298
298
299
299

Friday 4

Third Quarter 37%

23:40

15:58

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

Sun - Rise: 06:27, Set: 19:20, Transit: 12:54. Moon - Rise: 23:40, Set: 15:58. Civil Dark: 19:48 - 05:59. Nautical Dark: 20:21 - 05:26. Astro Dark: 20:56 - 04:52

Total Clouds (% Sky Obscured)

100
100
100
99
86
53
32
37
50
65
54
51
17
26
35
44
31
33
36
54
70
84
87
90

Low Clouds (% Sky Obscured)

0
0
0
1
28
17
0
0
0
0
5
10
15
17
17
17
8
10
12
32
54
75
83
89

Medium Clouds (% Sky Obscured)

1
2
4
47
37
7
6
14
21
29
20
9
0
15
29
43
18
19
15
15
19
19
23
22

High Clouds (% Sky Obscured)

100
100
100
78
58
41
27
25
33
45
32
25
0
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
Light Rain
Light Rain

Precipitation Probability (%)

0
1
0
2
0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
22
31
35
72
81

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
0.4
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

26
25
24
24
23
23
23
22
22
22
22
23
24
26
26
27
28
27
28
28
26
25
23
22

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
53
53
57
57
57
59
61
64
61
52
49
47
40
36
33
32
31
31
31
36
40
46
48

Pressure (mb)

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

Ozone (du)

297
297
298
299
300
300
300
300
302
304
305
305
307
308
308
307
307
308
309
311
311
312
313
314

Saturday 5

Waning Crescent 26%

00:48

16:49

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 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 OK
20 OK
21 Good

Sun - Rise: 06:28, Set: 19:19, Transit: 12:53. Moon - Rise: 00:48, Set: 16:49. Civil Dark: 19:46 - 06:00. Nautical Dark: 20:20 - 05:27. Astro Dark: 20:54 - 04:53

Total Clouds (% Sky Obscured)

92
77
62
48
51
56
58
65
73
84
69
52
36
38
40
43
41
42
41
35
29
24
22
18

Low Clouds (% Sky Obscured)

92
74
51
29
31
33
35
53
70
84
67
48
30
31
32
33
32
32
37
30
20
11
10
10

Medium Clouds (% Sky Obscured)

20
13
7
0
12
27
40
27
16
5
3
2
1
2
2
3
6
9
10
9
8
8
5
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
1
3
5
7
10
12
9
5
3
2
1
1
1
1

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

Light Rain
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

Precipitation Probability (%)

88
74
56
33
33
27
9
16
16
14
12
8
0
1
1
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.8
0.5
0.2
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
10
11
10
10
10
11
11
11
11
12
12
12
12
11
11
11
10
10
9
8
8
7
6

Chance of Frost

Temperature (°C)

21
20
19
19
19
18
18
18
18
18
17
19
20
21
22
23
24
24
24
25
24
23
23
22

Feels Like (°C)

19
19
19
18
18
16
16
17
17
16
17
15
15
15
17
17
18
21
21
21
22
22
22
21

Dew Point (°C)

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

Relative Humidity (%)

51
54
57
60
64
66
67
70
67
65
64
56
49
44
42
40
38
34
31
28
32
35
39
42

Pressure (mb)

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

Ozone (du)

316
317
319
321
322
327
332
338
339
340
341
340
338
337
338
339
340
341
342
343
342
341
340
340

Sunday 6

Waning Crescent 16%

02:03

17:30

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

Sun - Rise: 06:29, Set: 19:17, Transit: 12:53. Moon - Rise: 02:03, Set: 17:30. Civil Dark: 19:45 - 06:01. Nautical Dark: 20:18 - 05:28. Astro Dark: 20:52 - 04:54

Total Clouds (% Sky Obscured)

14
21
27
32
26
21
16
12
7
2
2
1
0
7
12
18
22
33
45
36
32
36

Low Clouds (% Sky Obscured)

7
6
4
3
4
5
4
3
1
0
0
0
0
2
4
9
9
10
15
15
27
34

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

2
9
14
18
15
7
2
1
2
2
2
1
0
0
0
0
13
30
45
36
30
23

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

21
20
20
19
19
19
18
18
18
18
18
20
21
23
24
25
26
26
26
26
25
24

Feels Like (°C)

20
20
20
20
19
17
18
18
17
17
18
18
18
19
19
20
21
26
25
25
25
25

Dew Point (°C)

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

Relative Humidity (%)

45
48
50
52
53
54
57
59
57
57
55
47
41
35
32
31
28
29
30
31
36
42

Pressure (mb)

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

Ozone (du)

340
339
339
338
338
338
338
339
337
336
334
336
339
341
340
339
337
335
333
331
330
329

Forecast for Morningside Heights, New York County, United States of America (40.81,-73.96)

Generated: 31/08/26 22:48:00. Forecast: 31/08/26 to 06/09/26. Timezone: UTC-4.00