Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 28

Waxing Gibbous 94%

17:04

04:40

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
15 Bad

Sun - Rise: 05:55, Set: 19:49, Transit: 12:53. Moon - Rise: 17:04, Set: 04:40. Civil Dark: 20:19 - 05:25. Nautical Dark: 20:55 - 04:49. Astro Dark: 21:33 - 04:10

Total Clouds (% Sky Obscured)

85
88
84
78
81
92
100
95
74
84
72
95
100
100
61
71
100
65
97
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
1
2
55
55
55
63
72
57
78
70
71
60
45
46
27
3
0
0
0
7
14
29
26

Medium Clouds (% Sky Obscured)

71
71
78
74
41
51
55
68
59
40
12
25
0
0
23
27
26
24
47
55
45
100
96
91

High Clouds (% Sky Obscured)

85
88
25
2
0
1
0
0
0
0
0
58
100
76
29
44
100
65
97
100
100
100
99
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
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
3
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

13
13
13
10
10
9
9
9
10
10
9
9
9
8
8
8
9
10
11
10
10
10
9
9

Dew Point (°C)

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

Relative Humidity (%)

41
44
47
51
59
61
60
57
57
60
61
61
60
58
57
56
53
49
46
44
44
44
45
45

Pressure (mb)

1019
1019
1019
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1016
1016
1016
1016
1016
1015
1015
1015
1014
1013
1013

Ozone (du)

339
337
337
337
338
339
344
352
359
361
352
343
340
344
347
347
348
349
350
350
350
354
355
356

Wednesday 29

Waxing Gibbous 98%

18:08

05:02

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
15 Bad

Sun - Rise: 05:54, Set: 19:50, Transit: 12:52. Moon - Rise: 18:08, Set: 05:02. Civil Dark: 20:20 - 05:24. Nautical Dark: 20:56 - 04:48. Astro Dark: 21:35 - 04:08

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
100
100
88
60
80
81
91

Low Clouds (% Sky Obscured)

4
1
33
55
62
76
89
93
94
97
100
100
99
97
90
97
98
94
100
61
54
72
56
61

Medium Clouds (% Sky Obscured)

100
100
100
100
95
100
93
100
100
100
54
60
78
38
34
21
31
28
46
14
0
25
24
35

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
65
65
60
0
2
67
84
76
100
100
69
46
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
4
3
3
3
6
9
9
7
8
8
8
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
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
6
38
86
95
95
95
95
92
56
87
83
66
58
44
23
25
10
13
1
1
2
1

Precipitation Amount (mm)

0
0
0
0
0.4
1.5
1.4
3
1.7
0.5
0
0.3
0.4
0.2
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
9
9
8
7
7
8
6
7
7
6
4
3
3
3
2
5
8
9
10
10
10
11

Chance of Frost

Temperature (°C)

13
12
12
11
11
10
10
10
9
9
9
9
9
10
10
10
10
11
12
13
14
15
17
17

Feels Like (°C)

9
8
7
7
7
7
7
6
6
6
6
7
8
8
9
8
10
10
10
9
10
11
13
13

Dew Point (°C)

2
2
3
3
3
4
7
7
8
8
8
8
8
8
8
8
9
9
10
9
7
8
8
7

Relative Humidity (%)

47
49
54
56
59
66
81
85
88
90
90
91
93
91
91
91
91
88
86
77
64
59
55
50

Pressure (mb)

1012
1011
1011
1011
1011
1010
1010
1009
1008
1008
1007
1007
1007
1006
1007
1007
1007
1007
1007
1008
1007
1007
1007
1007

Ozone (du)

356
357
361
363
362
367
370
377
377
383
389
390
392
391
391
390
389
386
385
386
385
385
386
391

Thursday 30

Waxing Gibbous 100%

19:12

05:26

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

Sun - Rise: 05:52, Set: 19:51, Transit: 12:52. Moon - Rise: 19:12, Set: 05:26. Civil Dark: 20:21 - 05:23. Nautical Dark: 20:57 - 04:46. Astro Dark: 21:37 - 04:07

Total Clouds (% Sky Obscured)

68
75
50
37
21
0
0
0
34
43
27
30
54
41
33
26
26
4
0
16
96
100
98
96

Low Clouds (% Sky Obscured)

54
26
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
9
15
16
10
5

Medium Clouds (% Sky Obscured)

24
29
39
27
14
0
0
0
11
19
13
14
27
24
20
17
10
1
0
1
0
0
5
5

High 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

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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

45
44
41
41
42
44
47
51
52
54
57
60
62
63
62
58
50
43
34
29
28
27
26
27

Pressure (mb)

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

Ozone (du)

392
393
393
396
397
396
395
392
391
390
390
394
395
394
392
393
396
397
396
396
397
397
393
392

Friday 1

Full Moon 100%

20:16

05:54

16 Bad
17 Bad
18 Bad
19 OK
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
14 Bad
15 Bad

Sun - Rise: 05:51, Set: 19:52, Transit: 12:52. Moon - Rise: 20:16, Set: 05:54. Civil Dark: 20:22 - 05:21. Nautical Dark: 20:59 - 04:45. Astro Dark: 21:38 - 04:05

Total Clouds (% Sky Obscured)

94
78
58
28
44
62
78
71
61
49
70
86
89
100
100
100
99
100
97
100
100
77
83
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
2
5
15
20
43
63
67
81
77
41
49
59

Medium Clouds (% Sky Obscured)

9
22
23
16
24
32
40
35
30
25
34
46
60
50
50
44
47
50
58
69
71
77
83
85

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
7
13
11
34
68
100
85
100
97
100
100
77
83
86

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 (%)

2
7
10
10
7
6
2
1
1
0
2
2
3
13
19
20
25
29
31
31
29
27
33
37

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-3
-2
-2
-1
-0
1
1
0
-0
0
0
0
0
0
0
-1
-1
-2
-3
-5
-7
-8
-8

Relative Humidity (%)

29
27
29
32
35
39
43
45
46
46
48
49
50
51
51
51
48
43
39
35
30
24
22
21

Pressure (mb)

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

Ozone (du)

394
396
394
391
389
382
379
378
379
377
373
370
366
363
364
364
361
363
363
363
361
363
366
365

Saturday 2

Waning Gibbous 98%

21:20

06:27

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

Sun - Rise: 05:50, Set: 19:53, Transit: 12:52. Moon - Rise: 21:20, Set: 06:27. Civil Dark: 20:23 - 05:20. Nautical Dark: 21:00 - 04:43. Astro Dark: 21:40 - 04:03

Total Clouds (% Sky Obscured)

100
100
100
100
99
93
89
91
97
86
76
65
52
43
36
28
21
17
13
25
37
54
43
31

Low Clouds (% Sky Obscured)

62
55
53
51
47
40
36
45
54
63
42
21
0
0
0
0
2
4
5
18
30
43
28
14

Medium Clouds (% Sky Obscured)

90
95
90
85
79
77
76
77
64
65
57
49
41
35
27
20
12
7
0
0
0
0
0
0

High Clouds (% Sky Obscured)

75
45
21
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 (%)

37
41
40
29
25
19
8
11
9
5
7
5
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

22
23
23
25
28
32
37
40
44
47
51
54
59
62
64
57
47
43
38
34
35
34
34
33

Pressure (mb)

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

Ozone (du)

367
369
375
377
379
381
382
384
390
396
398
395
393
391
392
393
394
396
398
400
400
400
400
400

Sunday 3

Waning Gibbous 94%

22:21

07:08

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

Sun - Rise: 05:49, Set: 19:54, Transit: 12:52. Moon - Rise: 22:21, Set: 07:08. Civil Dark: 20:24 - 05:19. Nautical Dark: 21:01 - 04:42. Astro Dark: 21:41 - 04:01

Total Clouds (% Sky Obscured)

25
30
44
67
79
75
66
58
47
37
34
33
46
72
83
95
89
79
68
55
42
26
19
24

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
7
13
20
13
7

Medium Clouds (% Sky Obscured)

0
0
0
0
1
2
2
6
9
12
12
13
13
22
33
53
63
67
68
49
16
2
0
0

High Clouds (% Sky Obscured)

0
0
0
0
1
2
3
9
14
18
18
20
46
72
75
65
30
15
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
1
1
1
5
6
4
6
5
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)

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

Chance of Frost

Temperature (°C)

16
16
16
15
14
13
13
12
12
11
10
10
10
10
10
10
11
12
14
16
17
18
19
19

Feels Like (°C)

10
9
9
9
9
8
8
9
8
8
8
7
8
8
8
8
8
8
9
9
10
10
10
15

Dew Point (°C)

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

Relative Humidity (%)

34
33
36
39
44
48
52
57
56
56
55
56
57
57
58
59
60
51
43
37
34
31
28
28

Pressure (mb)

1012
1011
1012
1012
1012
1012
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1011
1010
1009
1009

Ozone (du)

400
399
400
401
402
401
400
399
395
391
388
389
390
390
391
392
393
394
395
395
398
401
404
404

Monday 4

Waning Gibbous 89%

23:18

07:55

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 OK
07 OK
08 OK
09 OK
10 Good
11 OK
12 OK
13 OK

Sun - Rise: 05:48, Set: 19:55, Transit: 12:52. Moon - Rise: 23:18, Set: 07:55. Civil Dark: 20:25 - 05:17. Nautical Dark: 21:02 - 04:40. Astro Dark: 21:43 - 04:00

Total Clouds (% Sky Obscured)

31
65
82
100
100
95
91
93
90
87
86
85
80
64
44
28
23
19
17
41
42
31

Low Clouds (% Sky Obscured)

0
3
37
61
55
47
38
54
70
85
54
20
9
2
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
2
3
5
36
67
91
82
70
55
30
15
2
5
8
12
8
4
1
5
7
9

High Clouds (% Sky Obscured)

0
3
7
5
5
5
4
4
11
13
20
10
7
4
6
7
5
5
4
36
42
31

ISS Passover

Visibility (miles)

9
9
9
9
9
7
5
2
4
6
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
Very Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
16
34
54
69
74
66
47
31
18
13
7
1
1
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0.2
0.4
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

19
19
18
17
16
15
14
13
13
12
12
12
11
11
11
12
12
13
15
17
18
19

Feels Like (°C)

15
14
14
14
14
11
11
12
11
11
10
8
9
9
9
9
9
10
11
11
11
11

Dew Point (°C)

0
0
1
1
2
5
7
10
10
10
10
9
9
8
7
7
6
3
1
-1
-1
-0

Relative Humidity (%)

27
27
30
34
38
50
64
83
83
84
86
84
83
83
76
71
65
49
39
30
28
28

Pressure (mb)

1008
1008
1008
1008
1008
1008
1009
1009
1009
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

404
403
405
406
407
410
414
417
419
421
423
421
419
416
415
414
413
417
422
426
424
423

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

Generated: 28/04/26 16:20:49. Forecast: 28/04/26 to 04/05/26. Timezone: UTC-4.00