Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 8

Waning Gibbous 80%

19:18

11:31

15 OK
16 OK
17 OK
18 Good
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

Sun - Rise: 06:37, Set: 16:43, Transit: 11:39. Moon - Rise: 19:18, Set: 11:31. Civil Dark: 17:12 - 06:08. Nautical Dark: 17:45 - 05:35. Astro Dark: 18:17 - 05:03

Total Clouds (% Sky Obscured)

27
34
24
18
100
100
100
95
98
92
82
48
41
81
95
88
99
100
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

27
34
21
7
4
2
13
28
65
73
64
48
39
32
32
31
33
25
73
85
81
96
95
100

Medium Clouds (% Sky Obscured)

4
34
24
18
60
100
99
63
73
81
62
15
15
54
46
28
47
59
73
87
96
96
63
37

High Clouds (% Sky Obscured)

0
0
24
18
100
100
100
79
27
0
0
0
0
79
81
46
93
100
100
100
100
86
100
96

ISS Passover

Visibility (miles)

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

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
Very Light Rain
None
Light Rain
Light Rain
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
2
6
15
16
14
24
24
34
37
60
65
95
82
55

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0.6
0.5
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

18
17
15
13
14
14
13
13
13
13
13
13
13
13
13
13
14
14
15
15
15
15
15
15

Feels Like (°C)

16
16
14
11
11
11
11
11
11
11
11
10
11
10
11
11
12
13
13
12
12
12
13
13

Dew Point (°C)

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

Relative Humidity (%)

43
45
48
52
56
56
56
56
58
59
63
66
70
76
81
84
86
83
78
74
82
86
90
90

Pressure (mb)

1009
1009
1010
1011
1012
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1011
1010
1009
1008
1007

Ozone (du)

290
284
281
279
277
278
282
284
284
283
283
282
280
281
281
282
281
281
279
279
280
278
277
275

Sunday 9

Waning Gibbous 70%

20:31

12:15

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
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 06:38, Set: 16:42, Transit: 11:39. Moon - Rise: 20:31, Set: 12:15. Civil Dark: 17:11 - 06:09. Nautical Dark: 17:44 - 05:36. Astro Dark: 18:16 - 05:04

Total Clouds (% Sky Obscured)

100
99
93
91
90
95
90
99
100
100
100
98
99
99
100
89
93
93
93
96
92
88
83
89

Low Clouds (% Sky Obscured)

92
80
73
77
80
88
54
58
62
85
77
63
57
56
47
44
35
33
35
30
30
42
62
75

Medium Clouds (% Sky Obscured)

43
56
84
80
24
33
67
97
100
100
100
94
97
97
100
76
90
91
93
37
92
36
28
23

High Clouds (% Sky Obscured)

100
96
50
45
53
20
60
70
48
100
93
60
60
65
60
3
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
8
9
9
9
9
9
9
9
9
1
4
2
4
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
Very Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

37
30
18
8
11
11
6
1
12
76
95
95
95
95
88
9
1
2
2
5
3
3
2
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
3.3
1.7
1.8
1.3
0.6
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
14
14
14
14
14
14
14
14
14
13
12
10
10
10
9
10
8
9
8
9
9
9
9

Dew Point (°C)

13
13
12
12
12
12
12
13
13
13
12
12
10
10
9
9
7
6
6
6
5
5
5
5

Relative Humidity (%)

86
86
86
86
86
87
89
90
93
92
92
93
82
83
83
83
80
78
74
74
72
69
65
61

Pressure (mb)

1007
1007
1007
1007
1007
1007
1007
1007
1006
1006
1006
1006
1006
1005
1005
1004
1005
1006
1006
1005
1005
1004
1003
1003

Ozone (du)

271
270
271
272
274
274
275
274
273
273
272
269
271
271
273
276
280
283
284
287
290
294
298
300

Monday 10

Waning Gibbous 59%

21:46

12:49

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

Sun - Rise: 06:39, Set: 16:41, Transit: 11:39. Moon - Rise: 21:46, Set: 12:49. Civil Dark: 17:10 - 06:10. Nautical Dark: 17:43 - 05:37. Astro Dark: 18:15 - 05:05

Total Clouds (% Sky Obscured)

88
66
78
58
39
31
32
26
25
11
16
14
0
4
34
26
10
3
4
10
12
85
78
50

Low Clouds (% Sky Obscured)

73
58
62
54
34
29
32
25
23
11
16
13
0
0
2
0
0
0
0
9
1
5
12
20

Medium Clouds (% Sky Obscured)

17
27
17
0
0
0
0
0
0
0
0
0
0
2
18
16
10
3
4
5
12
5
8
2

High Clouds (% Sky Obscured)

3
1
20
0
0
0
0
0
0
0
0
0
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
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
5
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)

11
10
11
12
12
12
12
12
11
11
10
10
11
11
11
11
11
12
13
14
14
15
16
16

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
2
0
-2
-3
-4
-4
-5
-6
-6
-6
-6
-6
-7
-7
-8
-9
-10
-11
-12
-13
-13
-14

Relative Humidity (%)

59
65
65
62
59
59
57
58
56
57
58
59
59
61
59
58
55
50
44
38
32
28
25
23

Pressure (mb)

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

Ozone (du)

303
304
308
313
320
322
324
325
329
333
336
341
347
361
373
378
379
382
386
388
387
385
388
394

Tuesday 11

Waning Gibbous 48%

22:57

13:15

15 OK
16 OK
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

Sun - Rise: 06:40, Set: 16:40, Transit: 11:40. Moon - Rise: 22:57, Set: 13:15. Civil Dark: 17:09 - 06:11. Nautical Dark: 17:42 - 05:38. Astro Dark: 18:14 - 05:06

Total Clouds (% Sky Obscured)

25
37
53
68
73
78
81
83
83
83
70
52
52
69
86
100
100
100
100
97
94
91
89
85

Low Clouds (% Sky Obscured)

25
26
26
25
17
8
0
0
0
0
0
0
4
3
1
1
1
2
2
10
17
23
35
44

Medium Clouds (% Sky Obscured)

1
7
20
33
36
41
44
45
47
67
70
35
52
65
86
71
60
61
66
69
89
81
75
69

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
5
5
0
15
39
70
100
100
100
100
67
33
5
5
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
1
0
0
0
0
0
0
0
0
0
0
0
3
4
2
4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
0
1
0
1
1
0
-1
-0
-2
-2
-2
-1
-2
-1
-1
-1
-0
1
2
3
3
5
4

Dew Point (°C)

-13
-9
-7
-8
-8
-6
-5
-4
-3
-3
-3
-3
-4
-3
-3
-5
-4
-3
-3
-4
-4
-4
-3
-3

Relative Humidity (%)

25
34
40
38
39
44
52
57
60
60
60
58
57
58
58
51
53
54
51
46
40
38
39
39

Pressure (mb)

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

Ozone (du)

393
384
383
374
367
363
359
356
354
355
351
345
337
333
332
331
329
328
327
326
328
328
331
336

Wednesday 12

Third Quarter 37%

00:06

13:38

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

Sun - Rise: 06:41, Set: 16:39, Transit: 11:40. Moon - Rise: 00:06, Set: 13:38. Civil Dark: 17:08 - 06:12. Nautical Dark: 17:41 - 05:39. Astro Dark: 18:14 - 05:07

Total Clouds (% Sky Obscured)

83
67
66
59
70
83
96
97
89
96
73
34
16
33
33
39
40
39
36
56
72
87
76
66

Low Clouds (% Sky Obscured)

52
48
44
35
54
71
91
61
30
0
3
6
9
16
23
31
35
39
36
56
69
82
66
49

Medium Clouds (% Sky Obscured)

51
47
42
30
40
42
49
59
58
88
46
24
4
3
1
0
1
2
3
15
30
50
48
43

High Clouds (% Sky Obscured)

5
3
1
1
1
1
3
13
2
0
0
0
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
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
1
1
1
0
2
1
6
6
3
6
5
1
3
4
3
8
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
47
49
51
54
56
56
58
64
69
70
68
70
71
70
75
70
63
58
52
50
48
45
47

Pressure (mb)

1006
1006
1006
1007
1007
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1010
1010
1010
1011
1011
1010
1010
1010
1010

Ozone (du)

337
339
339
336
336
335
333
330
323
315
311
310
310
310
308
305
304
303
303
302
306
310
314
315

Thursday 13

Waning Crescent 28%

01:10

13:58

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

Sun - Rise: 06:43, Set: 16:38, Transit: 11:40. Moon - Rise: 01:10, Set: 13:58. Civil Dark: 17:07 - 06:13. Nautical Dark: 17:41 - 05:40. Astro Dark: 18:13 - 05:08

Total Clouds (% Sky Obscured)

54
40
27
18
18
15
11
9
8
7
6
8
25
39
24
0
33
67
100
89
78
70
81
88

Low Clouds (% Sky Obscured)

32
25
17
9
16
15
11
9
8
0
6
8
18
12
6
0
0
0
0
0
0
0
5
10

Medium Clouds (% Sky Obscured)

36
21
8
0
0
0
0
0
0
0
1
8
19
20
14
0
0
0
0
22
25
17
2
1

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
30
40
27
13
0
15
37

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 (%)

6
6
4
0
1
1
1
5
6
3
2
1
0
0
0
0
0
0
0
1
1
1
1
1

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

0
1
0
0
0
-1
-1
-1
-2
-2
-2
-2
-3
-3
-3
-3
-2
-3
-3
-3
-4
-5
-5
-5

Relative Humidity (%)

49
51
53
55
56
56
56
57
58
58
59
60
60
62
63
63
66
60
56
51
47
42
38
38

Pressure (mb)

1010
1011
1012
1012
1013
1013
1014
1014
1014
1014
1014
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015

Ozone (du)

316
318
319
321
323
321
319
317
319
321
323
323
323
322
324
326
328
327
326
325
324
322
320
322

Friday 14

Waning Crescent 19%

02:13

14:18

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

Sun - Rise: 06:44, Set: 16:37, Transit: 11:40. Moon - Rise: 02:13, Set: 14:18. Civil Dark: 17:07 - 06:14. Nautical Dark: 17:40 - 05:41. Astro Dark: 18:12 - 05:09

Total Clouds (% Sky Obscured)

90
69
40
11
16
23
33
23
17
11
9
7
10
10
20
45
75
80
80
55
35
25

Low Clouds (% Sky Obscured)

14
12
25
5
5
5
4
4
4
4
2
1
0
10
20
45
75
79
77
55
35
25

Medium Clouds (% Sky Obscured)

0
1
2
3
8
13
18
22
17
11
9
7
10
10
20
45
55
50
55
40
20
11

High Clouds (% Sky Obscured)

59
39
20
0
16
23
33
23
17
11
9
7
5
10
20
45
75
75
63
55
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

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
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
13
20
26
29
31
32
30
36
42
59
62
58

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-5
-4
-4
-4
-4
-4
-4
-4
-4
-4
-4
-5
-5
-6
-6
-6
-7
-7
-7
-8
-8
-8

Relative Humidity (%)

39
40
43
46
50
51
52
55
54
54
53
53
52
51
50
50
49
46
42
39
35
33

Pressure (mb)

1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016
1015
1015
1014
1013

Ozone (du)

323
324
327
330
334
333
333
332
335
339
342
342
342
341
340
339
339
334
330
325
321
316

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

Generated: 08/11/25 15:42:49. Forecast: 08/11/25 to 14/11/25. Timezone: UTC-5.00