Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 18

Waxing Crescent 3%

07:07

21:38

13 Bad
14 OK
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

Sun - Rise: 06:09, Set: 19:39, Transit: 12:54. Moon - Rise: 07:07, Set: 21:38. Civil Dark: 20:07 - 05:40. Nautical Dark: 20:42 - 05:05. Astro Dark: 21:18 - 04:29

Total Clouds (% Sky Obscured)

50
33
56
64
97
98
99
96
100
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

22
19
22
32
42
49
56
58
52
55
73
82
95
100
100
100
100
100
100
100
100
100
100
77

Medium Clouds (% Sky Obscured)

0
0
0
1
11
11
0
51
32
22
57
46
98
93
90
88
100
88
100
100
78
100
100
100

High Clouds (% Sky Obscured)

23
5
42
60
68
58
47
26
26
73
100
100
96
100
100
100
100
85
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
84
8
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
Light Rain
Light Rain
None
Very Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
3
5
0
1
2
18
44
95
95
95
94
52
72

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
1.1
0.8
0.5
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
18
19
19
14
13
12
11
10
10
10
9
10
10
10
10
10
11
11
11
12
12
12
11

Feels Like (°C)

13
15
17
15
11
9
9
8
7
7
7
6
7
7
8
8
8
9
9
10
10
6
5
5

Dew Point (°C)

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

Relative Humidity (%)

45
50
54
56
60
65
71
76
76
77
80
81
84
84
88
91
91
91
91
95
90
70
66
64

Pressure (mb)

1018
1018
1017
1016
1016
1016
1016
1016
1015
1015
1014
1014
1014
1012
1011
1010
1009
1008
1008
1008
1008
1009
1010
1010

Ozone (du)

317
317
318
318
318
316
316
315
313
313
312
314
315
314
313
313
313
313
312
312
314
316
317
319

Sunday 19

Waxing Crescent 8%

07:56

22:58

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

Sun - Rise: 06:07, Set: 19:40, Transit: 12:54. Moon - Rise: 07:56, Set: 22:58. Civil Dark: 20:08 - 05:39. Nautical Dark: 20:43 - 05:04. Astro Dark: 21:20 - 04:27

Total Clouds (% Sky Obscured)

100
100
100
98
86
27
29
39
29
11
0
2
4
4
55
55
66
68
59
6
18
50
55
64

Low Clouds (% Sky Obscured)

77
82
85
37
19
21
3
4
29
0
0
1
2
2
30
35
30
57
56
5
14
50
55
59

Medium Clouds (% Sky Obscured)

100
100
100
45
0
25
29
39
29
11
0
0
0
2
0
1
56
21
17
0
11
14
0
0

High Clouds (% Sky Obscured)

100
100
100
96
83
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
8
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

Very 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 (%)

64
78
66
27
5
1
1
3
13
8
1
0
0
0
0
0
0
1
2
4
12
40
32
7

Precipitation Amount (mm)

0.2
0.5
0.3
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

4
5
4
4
5
5
7
7
8
7
8
9
8
6
5
2
2
1
1
1
3
4
5
4

Dew Point (°C)

4
4
3
3
1
-1
-2
-2
-2
-3
-2
-2
-3
-4
-4
-3
-2
-2
-1
-3
-5
-6
-8
-10

Relative Humidity (%)

67
68
67
69
51
44
42
42
41
43
47
48
47
44
43
51
55
57
59
48
40
35
30
25

Pressure (mb)

1011
1012
1012
1012
1013
1014
1014
1015
1017
1017
1018
1018
1018
1018
1018
1018
1018
1019
1020
1021
1021
1022
1022
1022

Ozone (du)

323
325
326
330
334
341
348
350
360
362
360
360
364
371
374
378
385
390
392
398
405
413
418
421

Monday 20

Waxing Crescent 16%

08:56

00:12

13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 Good
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 Good
11 Good
12 Good

Sun - Rise: 06:06, Set: 19:41, Transit: 12:54. Moon - Rise: 08:56, Set: 00:12. Civil Dark: 20:10 - 05:37. Nautical Dark: 20:44 - 05:02. Astro Dark: 21:21 - 04:25

Total Clouds (% Sky Obscured)

78
67
63
52
49
52
27
25
0
0
0
4
4
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

40
35
35
30
20
20
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

24
18
12
9
9
14
12
12
0
0
0
2
2
0
0
0
0
0
0
0
0
0
0
0

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 (%)

1
0
0
0
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
4
3
3
3
2
1
3
2
2
1
1
0
0
1
1
1
1
1
1
3
4
6
7

Dew Point (°C)

-11
-12
-12
-11
-11
-9
-8
-6
-7
-8
-9
-11
-10
-10
-10
-10
-11
-11
-12
-13
-14
-15
-16
-16

Relative Humidity (%)

21
20
20
22
21
26
31
37
37
35
33
29
34
35
37
37
35
34
31
27
22
19
17
15

Pressure (mb)

1021
1021
1021
1021
1021
1022
1023
1024
1025
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028
1029
1029
1028
1028
1027

Ozone (du)

424
425
421
418
412
411
413
417
426
430
435
438
437
424
420
419
420
419
415
408
401
397
396
394

Tuesday 21

Waxing Crescent 26%

10:06

01:14

13 Good
14 OK
15 OK
16 Bad
17 Bad
18 OK
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 OK

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)

1
19
40
59
48
35
22
41
63
88
87
84
83
91
93
95
95
94
94
86
74
65
46
32

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
14
16
38
57
74
66
58
45
24
17
15
5
5

Medium Clouds (% Sky Obscured)

0
10
20
31
28
20
14
26
40
88
87
59
80
87
51
82
78
70
56
50
43
31
18
15

High Clouds (% Sky Obscured)

0
0
0
0
1
0
0
0
0
1
0
0
0
0
1
0
26
52
78
65
51
39
32
30

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
3
3
2
9
6
8
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
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
1
1
1
8
10
12
21
30
55
57
95
58
54
51
55
26
12

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-16
-15
-15
-13
-10
-7
-6
-5
-4
-3
-3
-3
-3
-1
-0
0
3
4
7
6
8
9
10
11

Relative Humidity (%)

14
14
15
18
24
32
33
37
41
44
45
44
45
51
53
54
68
69
85
81
83
81
84
83

Pressure (mb)

1026
1025
1024
1023
1023
1022
1022
1021
1021
1021
1020
1020
1019
1017
1017
1016
1015
1015
1014
1014
1014
1013
1013
1013

Ozone (du)

395
396
394
393
395
394
391
386
383
382
380
376
374
374
374
375
376
377
378
382
389
386
381
380

Wednesday 22

Waxing Crescent 37%

11:21

02:03

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

18
28
37
55
39
23
8
22
37
48
49
50
51
3
2
1
11
21
32
50
65
82
69
55

Low Clouds (% Sky Obscured)

3
3
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
17
34
51
37
18
6
17
28
39
40
37
35
2
1
0
0
0
0
1
0
0
0
2

High Clouds (% Sky Obscured)

18
1
1
0
0
0
0
0
0
0
0
0
0
0
1
1
11
21
32
49
65
82
67
33

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
3
2
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)

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

Chance of Frost

Temperature (°C)

16
18
19
19
20
19
18
17
16
15
14
12
11
10
10
9
9
9
9
9
10
11
12
14

Feels Like (°C)

13
15
15
16
17
15
15
14
13
12
12
11
10
8
8
8
8
7
7
6
7
7
8
8

Dew Point (°C)

11
11
9
7
5
4
4
5
5
5
3
2
2
1
0
0
-0
-1
-1
-1
-1
-2
-2
-3

Relative Humidity (%)

72
63
52
45
38
36
39
45
48
51
49
49
51
51
52
53
54
53
52
52
46
40
36
31

Pressure (mb)

1012
1012
1011
1011
1011
1011
1012
1013
1014
1014
1015
1015
1015
1016
1018
1019
1019
1019
1020
1021
1020
1020
1020
1020

Ozone (du)

382
382
383
384
383
385
383
382
383
382
381
381
382
383
382
381
380
380
381
381
379
378
376
376

Thursday 23

First Quarter 49%

12:35

02:41

13 OK
14 Bad
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 OK
12 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)

38
56
75
95
98
99
100
97
94
91
93
95
97
98
97
97
87
74
59
54
53
50
43
37

Low Clouds (% Sky Obscured)

0
2
4
6
4
2
0
0
0
0
8
17
25
23
21
19
12
3
1
7
12
17
12
7

Medium Clouds (% Sky Obscured)

8
12
9
4
35
67
100
96
93
89
88
74
68
63
58
53
48
43
38
27
16
5
4
7

High Clouds (% Sky Obscured)

0
31
63
94
96
98
100
83
65
48
39
54
20
15
15
15
14
14
14
39
53
50
43
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
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
10
13
11
28
36
43
37
32
25
18
12
2
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)

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

Chance of Frost

Temperature (°C)

15
16
17
17
17
17
17
16
16
15
15
14
13
13
12
11
11
11
11
11
12
13
14
15

Feels Like (°C)

8
8
16
17
17
16
15
15
13
13
13
13
12
12
9
9
8
8
8
7
9
9
9
10

Dew Point (°C)

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

Relative Humidity (%)

27
23
27
30
34
34
34
34
36
39
42
42
42
42
44
46
49
47
46
44
39
34
29
29

Pressure (mb)

1019
1018
1018
1017
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1015

Ozone (du)

375
374
373
373
372
372
372
373
371
370
369
369
368
368
368
367
367
367
366
365
366
366
366
367

Friday 24

Waxing Gibbous 60%

No Rise

03:12

13 OK
14 Bad
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

Sun - Rise: 06:00, Set: 19:45, Transit: 12:53. Moon - Rise: No Rise, 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
48
66
84
75
78
87
97
96
96
88
72
85
90
95
100
100
100
100

Low Clouds (% Sky Obscured)

2
28
51
40
23
32
45
55
65
74
74
72
75
73
75
69
70
71
73

Medium Clouds (% Sky Obscured)

6
8
10
11
18
39
57
51
46
35
15
3
1
28
54
81
82
80
77

High Clouds (% Sky Obscured)

21
20
22
66
75
78
87
97
96
96
88
72
70
65
60
61
56
62
62

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
1
2
2
3
3
1
32
44
53
56
57
58
49
36
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
8
9
10
9
8
8
7
6
4
3
3
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

28
27
30
34
37
41
44
48
48
49
49
49
48
47
45
44
42
43
44

Pressure (mb)

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

Ozone (du)

369
370
371
372
373
374
375
376
377
378
380
381
382
383
384
385
385
383
380

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

Generated: 18/04/26 13:55:11. Forecast: 18/04/26 to 24/04/26. Timezone: UTC-4.00