Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 27

Waxing Gibbous 88%

17:04

04:20

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

Sun - Rise: 05:57, Set: 19:48, Transit: 12:53. Moon - Rise: 17:04, Set: 04:20. Civil Dark: 20:17 - 05:27. Nautical Dark: 20:53 - 04:51. Astro Dark: 21:32 - 04:13

Total Clouds (% Sky Obscured)

12
10
11
59
72
44
29
12
13
10
18
31
5
3
46
58
83
100
100
94
92
100
100
100

Low 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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
52
93
91
100
100
95

High Clouds (% Sky Obscured)

0
0
11
44
72
30
25
12
12
10
13
18
2
3
37
29
75
100
100
89
51
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
16
16
10
9
10
9
10
11
11
10
10
9
11
11
9
11
12
13
13
13
13
12
11

Dew Point (°C)

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

Relative Humidity (%)

34
39
45
48
50
52
52
52
55
56
57
58
58
59
56
51
47
45
40
38
38
39
36
36

Pressure (mb)

1023
1024
1024
1025
1025
1025
1025
1024
1024
1024
1023
1023
1023
1023
1023
1024
1024
1023
1023
1023
1022
1022
1021
1021

Ozone (du)

365
365
361
360
356
352
348
348
347
346
345
343
341
341
341
341
338
337
338
338
339
338
338
336

Tuesday 28

Waxing Gibbous 94%

17:04

04:40

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: 05:55, Set: 19:49, Transit: 12:53. Moon - Rise: 17:04, Set: 04:40. Civil Dark: 20:19 - 05:26. Nautical Dark: 20:55 - 04:50. Astro Dark: 21:33 - 04:11

Total Clouds (% Sky Obscured)

96
100
100
96
90
93
90
89
100
79
50
65
84
89
84
100
70
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
2
50
55
55
55
55
60
55
20
43
28
33
53
58
40
38
39
23
10
26
45
49

Medium Clouds (% Sky Obscured)

86
90
46
63
39
47
41
50
70
34
28
57
47
33
27
37
28
45
84
100
100
100
91
100

High Clouds (% Sky Obscured)

86
100
100
45
6
58
3
0
0
0
0
6
52
64
61
100
52
100
100
100
100
100
95
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
3
15
60
32
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0.7
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
8
7
7
6
5
4
4
4
4
4
4
4
3
4
6
6
7
7
8
9
10
10
9

Chance of Frost

Temperature (°C)

14
14
13
12
11
11
11
10
10
10
10
10
9
9
9
10
11
11
12
12
12
12
12
12

Feels Like (°C)

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

Dew Point (°C)

-0
-1
-1
-1
-1
-1
-1
-1
0
1
1
1
1
1
1
0
-0
-1
-1
0
1
1
0
-0

Relative Humidity (%)

36
37
38
41
43
44
45
47
49
51
53
54
57
58
56
49
47
43
41
43
46
45
44
44

Pressure (mb)

1021
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1017
1018
1017
1017
1017
1016
1016
1015
1014
1013
1013

Ozone (du)

334
335
335
335
337
344
351
352
352
348
340
340
340
341
341
343
343
345
345
346
347
345
348
349

Wednesday 29

Waxing Gibbous 98%

18:08

05:02

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: 05:54, Set: 19:50, Transit: 12:53. Moon - Rise: 18:08, Set: 05:02. Civil Dark: 20:20 - 05:24. Nautical Dark: 20:56 - 04:48. Astro Dark: 21:35 - 04:09

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
94
94
90
93
89
96
95
94
93

Low Clouds (% Sky Obscured)

78
78
55
89
100
100
92
84
91
96
100
100
100
100
100
89
77
69
70
67
86
84
82
80

Medium Clouds (% Sky Obscured)

94
100
99
100
99
100
100
100
62
46
69
100
89
82
61
56
30
58
4
0
0
2
2
4

High Clouds (% Sky Obscured)

100
100
100
100
59
100
85
86
80
80
0
0
0
25
40
35
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
6
3
4
6
9
9
2
6
4
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
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
6
3
31
53
95
95
95
95
95
95
95
92
52
43
48
34
16
19
6
3
5
8
6

Precipitation Amount (mm)

0
0
0
0
0
1
2
3.6
2.1
0.9
0.9
0.9
0.8
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
2
3
3
4
4
7
7
7
7
8
8
8
8
8
9
9
9
9
8
7
8
7
6

Relative Humidity (%)

50
53
60
63
69
69
84
85
88
88
90
91
91
93
91
91
90
84
77
68
62
61
57
54

Pressure (mb)

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

Ozone (du)

356
363
368
371
370
370
377
382
383
385
385
382
383
379
380
380
378
380
379
378
379
381
384
385

Thursday 30

Waxing Gibbous 100%

19:12

05:26

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

Sun - Rise: 05:53, Set: 19:51, Transit: 12:53. Moon - Rise: 19:12, Set: 05:26. Civil Dark: 20:21 - 05:23. Nautical Dark: 20:57 - 04:47. Astro Dark: 21:36 - 04:07

Total Clouds (% Sky Obscured)

90
88
86
51
27
0
0
0
0
0
0
0
0
2
3
15
25
44
41
39
39
38
46
43

Low Clouds (% Sky Obscured)

70
60
51
34
17
0
0
0
0
0
0
0
0
1
1
8
12
16
10
7
12
7
17
15

Medium Clouds (% Sky Obscured)

15
28
37
25
12
0
0
0
0
0
0
0
0
0
0
12
23
38
40
36
37
35
33
32

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 (%)

9
5
2
2
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

7
5
5
4
2
0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-4
-5
-5
-3
-2
-3
-3

Relative Humidity (%)

55
51
51
49
48
44
43
45
47
49
52
53
54
55
55
50
43
36
30
28
32
33
30
29

Pressure (mb)

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

Ozone (du)

389
394
395
394
393
393
394
393
390
388
391
395
396
400
400
399
398
398
399
401
400
400
401
395

Friday 1

Full Moon 100%

20:16

05:54

17 OK
18 OK
19 Good
20 OK
21 OK
22 OK
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: 05:52, Set: 19:52, Transit: 12:52. Moon - Rise: 20:16, Set: 05:54. Civil Dark: 20:22 - 05:22. Nautical Dark: 20:58 - 04:45. Astro Dark: 21:38 - 04:05

Total Clouds (% Sky Obscured)

29
19
10
35
32
43
56
62
65
60
56
54
68
83
97
95
91
90
92
96
100
100
100
100

Low Clouds (% Sky Obscured)

7
3
0
0
0
0
7
13
20
13
7
0
0
0
0
0
0
0
0
0
0
15
30
45

Medium Clouds (% Sky Obscured)

26
18
10
19
29
39
39
31
30
29
28
27
43
83
97
95
91
90
92
96
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
25
13
18
35
39
40
35
25
25
20
15
12
8
8
16
22
33
45
53
38
9

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
7
5

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
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
4
6
8
39
54
68

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
0.3

Wind Speed/Direction (mph)

13
12
10
8
7
7
6
5
4
3
3
3
3
3
4
4
3
3
3
2
2
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

30
32
33
37
40
41
43
45
47
48
49
50
50
50
48
45
40
36
32
35
38
41
50
59

Pressure (mb)

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

Ozone (du)

396
386
379
374
368
368
364
360
356
354
351
350
347
347
348
345
345
344
343
345
347
349
347
346

Saturday 2

Waning Gibbous 98%

21:20

06:28

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: 05:50, Set: 19:53, Transit: 12:52. Moon - Rise: 21:20, Set: 06:28. Civil Dark: 20:23 - 05:20. Nautical Dark: 21:00 - 04:44. Astro Dark: 21:39 - 04:04

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
100
100
100
98
85
65
62
62
59
59
58
64
69
69
60
62
71

Low Clouds (% Sky Obscured)

50
56
61
54
47
40
43
45
47
32
16
0
0
0
0
6
11
17
20
23
27
18
9
0

Medium Clouds (% Sky Obscured)

98
97
97
100
100
100
100
100
100
95
88
77
61
53
55
55
52
48
53
38
16
4
4
0

High Clouds (% Sky Obscured)

6
3
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)

3
3
3
3
2
2
2
3
3
4
6
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

94
95
95
95
95
95
95
95
95
95
73
46
40
33
26
21
15
4
6
4
1
2
1
0

Precipitation Amount (mm)

0.6
0.9
1.2
1.3
1.5
1.7
1.6
1.5
0.8
0.6
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
5
4
4
6
6
5
6
5
5
6
6
6
7
7
8
9
10
12
13
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
8
7
6
5
5
5
5
5
5
4
4
4
4
5
5
4
4
4
4
5
5
12
11

Dew Point (°C)

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

Relative Humidity (%)

71
76
80
85
87
90
90
90
88
85
85
87
85
87
85
85
72
58
49
40
33
27
27
27

Pressure (mb)

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

Ozone (du)

345
345
346
346
350
354
358
362
366
370
372
375
378
380
382
384
387
389
391
388
385
382
381
380

Sunday 3

Waning Gibbous 94%

22:21

07:08

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

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 - 04:02

Total Clouds (% Sky Obscured)

56
48
41
27
18
9
4
4
4
4
5
7
10
13
10
11
18
25
23
33
47

Low Clouds (% Sky Obscured)

3
31
38
27
14
0
0
0
0
4
5
7
10
10
0
9
18
25
19
9
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
4
4
4
4
5
0
0
0
0
0
0
0
0
0
1

High Clouds (% Sky Obscured)

30
48
41
27
18
0
0
0
0
0
0
0
0
1
1
0
0
0
1
12
30

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
0
0
3
4
2
4
4
3
3
2
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

27
30
35
40
42
44
46
49
49
52
53
54
54
53
51
50
45
41
37
36
36

Pressure (mb)

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

Ozone (du)

379
380
381
382
387
391
395
396
396
397
393
389
385
383
381
380
378
377
376
376
377

Forecast for Financial District, New York County, United States of America (40.71,-74.01)

Generated: 27/04/26 17:01:57. Forecast: 27/04/26 to 03/05/26. Timezone: UTC-4.00