Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 26%

10:06

01:14

16 OK
17 OK
18 OK
19 OK
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: 06:05, Set: 19:42, Transit: 12:54. Moon - Rise: 10:06, Set: 01:14. Civil Dark: 20:11 - 05:36. Nautical Dark: 20:46 - 05:00. Astro Dark: 21:23 - 04:23

Total Clouds (% Sky Obscured)

48
43
48
29
82
84
100
99
88
99
99
100
100
100
99
96
100
100
100
99
100
100
88
95

Low Clouds (% Sky Obscured)

1
1
2
3
31
55
55
64
50
51
47
50
54
60
63
67
74
88
88
87
100
100
88
85

Medium Clouds (% Sky Obscured)

38
33
25
26
80
45
100
97
87
99
99
100
100
100
97
89
89
100
97
96
48
44
28
21

High Clouds (% Sky Obscured)

1
1
1
3
1
1
1
2
2
7
30
62
100
60
76
45
65
58
36
28
3
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
6
7
6
3
5
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
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None

Precipitation Probability (%)

0
0
0
0
0
7
41
54
33
10
41
42
42
55
61
62
72
95
92
74
52
8
0
1

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.3
0
0
0
0
0
0.2
0.3
0.4
0.4
1.1
0.7
0.4
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-12
-9
-6
-7
-5
-4
-4
-1
1
1
1
1
1
1
2
4
4
5
6
7
8
7
7
5

Relative Humidity (%)

18
23
29
35
42
44
44
54
63
64
61
62
61
61
64
73
72
74
80
84
87
82
77
66

Pressure (mb)

1025
1025
1025
1025
1025
1026
1026
1025
1025
1024
1023
1022
1021
1021
1020
1020
1020
1019
1018
1018
1018
1017
1016
1015

Ozone (du)

394
393
391
389
388
387
385
386
386
387
391
391
392
391
389
387
384
383
382
381
381
381
381
381

Wednesday 22

Waxing Crescent 37%

11:21

02:03

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

Sun - Rise: 06:03, Set: 19:43, Transit: 12:54. Moon - Rise: 11:21, Set: 02:03. Civil Dark: 20:12 - 05:34. Nautical Dark: 20:47 - 04:59. Astro Dark: 21:24 - 04:21

Total Clouds (% Sky Obscured)

96
89
85
86
93
20
24
25
34
40
70
16
71
29
17
10
7
10
38
49
67
68
92
94

Low Clouds (% Sky Obscured)

90
86
76
78
86
15
11
19
21
22
52
13
23
29
17
6
0
0
0
26
24
14
17
1

Medium Clouds (% Sky Obscured)

13
30
12
14
24
15
22
25
34
40
38
0
2
2
0
0
0
1
3
3
2
2
9
56

High Clouds (% Sky Obscured)

2
0
0
0
0
0
0
0
0
3
6
6
60
6
6
3
4
6
31
27
49
56
84
87

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 (%)

1
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)

2
5
6
5
6
4
4
4
3
2
2
2
2
1
2
3
3
4
6
8
12
13
13
14

Chance of Frost

Temperature (°C)

12
13
13
12
12
11
10
10
9
9
9
9
9
9
9
9
10
12
15
17
19
20
21
21

Feels Like (°C)

10
10
10
10
9
9
10
9
9
9
9
8
9
7
9
9
9
12
14
15
15
15
15
16

Dew Point (°C)

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

Relative Humidity (%)

66
65
66
71
75
76
77
80
82
84
85
82
84
84
85
81
73
65
56
45
38
34
32
31

Pressure (mb)

1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015
1016
1015
1014
1014
1013
1012
1012

Ozone (du)

382
382
381
382
381
382
380
379
378
375
373
373
372
370
371
373
373
373
372
372
371
371
370
370

Thursday 23

First Quarter 49%

12:35

02:41

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

Sun - Rise: 06:02, Set: 19:44, Transit: 12:53. Moon - Rise: 12:35, Set: 02:41. Civil Dark: 20:13 - 05:33. Nautical Dark: 20:48 - 04:57. Astro Dark: 21:26 - 04:19

Total Clouds (% Sky Obscured)

100
100
23
47
40
44
53
59
81
73
93
99
100
99
98
98
87
85
83
86
60
29
36
33

Low Clouds (% Sky Obscured)

2
1
2
4
3
2
30
7
1
3
0
0
0
0
5
5
0
0
5
5
5
0
0
0

Medium Clouds (% Sky Obscured)

23
53
5
25
8
44
53
59
81
73
93
84
85
91
58
75
58
36
16
77
24
8
7
33

High Clouds (% Sky Obscured)

100
100
18
33
30
2
13
5
50
2
1
1
3
20
69
52
3
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
15
16
5
4
2
1
1
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)

14
13
13
11
9
9
9
9
9
8
7
5
4
4
3
4
3
4
6
7
8
7
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

32
33
35
38
43
45
44
42
44
45
45
45
46
47
49
49
51
52
54
53
53
52
43
45

Pressure (mb)

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

Ozone (du)

370
371
371
371
369
369
368
369
371
371
370
370
370
369
369
370
371
371
372
373
376
376
378
380

Friday 24

Waxing Gibbous 60%

13:46

03:12

16 OK
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 OK
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: 06:00, Set: 19:45, Transit: 12:53. Moon - Rise: 13:46, Set: 03:12. Civil Dark: 20:14 - 05:31. Nautical Dark: 20:50 - 04:56. Astro Dark: 21:27 - 04:17

Total Clouds (% Sky Obscured)

30
14
5
5
8
11
16
10
8
11
44
73
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
5
5
5
0
2
1
15
20
25
35
45
45
45
40
20
15

Medium Clouds (% Sky Obscured)

30
6
5
4
6
11
16
10
5
3
2
34
40
51
54
62
74
87
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
2
0
5
37
70
100
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
3
2
2
2
2
2
2
4
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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

1
3
2
0
0
0
0
0
0
0
2
2
3
15
54
78
95
95
95
95
95
93
86
83

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.6
0.8
1
0.7
0.8
0.6
0.6
0.5
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
16
16
15
14
12
11
11
11
10
10
9
8
8
8
9
9
10
10
10
10
10
10

Feels Like (°C)

14
14
14
15
14
13
12
10
9
9
9
8
7
6
6
6
6
6
7
6
6
7
6
5

Dew Point (°C)

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

Relative Humidity (%)

49
53
54
56
60
62
63
60
61
64
65
66
66
67
71
82
87
88
90
88
88
90
90
88

Pressure (mb)

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

Ozone (du)

381
382
381
379
377
376
377
376
374
373
371
370
368
366
366
367
367
367
366
365
365
365
364
366

Saturday 25

Waxing Gibbous 71%

14:55

03:37

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

Sun - Rise: 05:59, Set: 19:46, Transit: 12:53. Moon - Rise: 14:55, Set: 03:37. Civil Dark: 20:15 - 05:30. Nautical Dark: 20:51 - 04:54. Astro Dark: 21:29 - 04:16

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
94
88
82
82
83
84
63
42
21
30
19
27
23
23
32
44
56

Low Clouds (% Sky Obscured)

15
18
30
43
36
26
19
15
11
7
5
2
0
0
0
0
0
0
0
5
10
16
26
37

Medium Clouds (% Sky Obscured)

100
100
94
85
100
80
80
72
52
46
38
29
20
14
6
0
0
0
0
0
0
0
14
29

High Clouds (% Sky Obscured)

100
91
63
50
36
18
0
6
12
17
26
38
46
33
18
1
1
0
0
3
8
14
19
20

ISS Passover

Visibility (miles)

5
3
6
9
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
Very Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
72
59
57
59
52
51
54
50
35
33
22
9
10
21
4
5
4
0
1
2
2
5
6

Precipitation Amount (mm)

0.6
0.3
0.2
0
0
0
0
0
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
6
6
8
9
9
10
11
13

Dew Point (°C)

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

Relative Humidity (%)

87
88
85
85
84
85
84
84
84
82
81
81
81
79
78
78
77
73
69
65
64
61
60
61

Pressure (mb)

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

Ozone (du)

365
365
371
375
373
374
373
372
370
368
368
370
372
372
374
376
378
378
379
379
380
380
380
383

Sunday 26

Waxing Gibbous 80%

16:00

03:59

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

Sun - Rise: 05:58, Set: 19:47, Transit: 12:53. Moon - Rise: 16:00, Set: 03:59. Civil Dark: 20:16 - 05:28. Nautical Dark: 20:52 - 04:52. Astro Dark: 21:30 - 04:14

Total Clouds (% Sky Obscured)

69
64
58
46
58
74
90
90
88
86
58
30
17
36
37
34
24
12
0
26
51
76
65
48

Low Clouds (% Sky Obscured)

48
41
34
28
26
25
23
16
8
0
17
30
17
36
37
34
24
12
0
0
0
0
9
18

Medium Clouds (% Sky Obscured)

41
34
25
14
2
0
0
0
0
0
1
3
5
6
4
0
0
0
0
26
28
19
4
3

High Clouds (% Sky Obscured)

15
10
5
0
0
0
0
2
3
4
3
1
0
0
0
0
0
0
0
2
4
6
3
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

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 (%)

3
4
7
6
17
19
15
15
11
1
3
1
0
1
0
0
1
1
0
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
11
11
10
8
8
8
7
8
7
7
7
6
6
7
6
9
9
10
10
10
11
14

Dew Point (°C)

7
7
7
7
7
7
7
7
5
3
2
1
1
1
2
2
3
3
3
3
2
2
2
2

Relative Humidity (%)

61
62
65
71
75
76
76
77
71
63
58
59
60
62
62
62
62
56
51
46
43
40
38
38

Pressure (mb)

1019
1019
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1023
1022
1022
1022

Ozone (du)

385
388
388
389
389
387
386
385
385
385
385
384
383
382
378
375
372
368
365
362
360
357
354
354

Monday 27

Waxing Gibbous 88%

16:00

04:19

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

Sun - Rise: 05:56, Set: 19:48, Transit: 12:53. Moon - Rise: 16:00, Set: 04:19. Civil Dark: 20:18 - 05:27. Nautical Dark: 20:53 - 04:51. Astro Dark: 21:32 - 04:12

Total Clouds (% Sky Obscured)

34
11
10
8
39
67
93
85
73
62
57
52
45
60
70
70
57
58
62
83
94
100

Low Clouds (% Sky Obscured)

27
11
5
2
1
1
0
0
0
0
5
5
4
14
27
40
27
13
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
6
8
5
4
3
6
9
11
16
22
24
51
77
98

High Clouds (% Sky Obscured)

0
1
1
0
2
3
5
4
11
12
14
5
2
2
3
4
18
35
53
70
89
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

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
6
10
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
13
13
14
10
9
8
8
8
7
5
6
6
6
6
6
6
7
7
8
8

Dew Point (°C)

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

Relative Humidity (%)

38
38
43
48
54
56
60
65
66
69
70
72
73
75
74
73
70
68
65
62
63
64

Pressure (mb)

1022
1021
1022
1022
1022
1022
1023
1023
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1020

Ozone (du)

353
352
350
347
345
345
344
343
342
341
340
339
337
336
335
334
333
333
332
332
334
336

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

Generated: 21/04/26 16:08:22. Forecast: 21/04/26 to 27/04/26. Timezone: UTC-4.00