Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 20

Waxing Crescent 16%

08:57

00:12

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

Sun - Rise: 06:06, Set: 19:41, Transit: 12:54. Moon - Rise: 08:57, Set: 00:12. Civil Dark: 20:10 - 05:37. Nautical Dark: 20:44 - 05:03. Astro Dark: 21:21 - 04:25

Total Clouds (% Sky Obscured)

87
83
92
34
18
8
22
12
9
0
0
0
0
0
0
3
5
4
8
40
23
35
52
33

Low Clouds (% Sky Obscured)

25
25
45
6
2
3
11
0
2
0
0
0
0
0
0
3
1
0
1
0
0
0
2
2

Medium Clouds (% Sky Obscured)

38
44
41
34
18
6
11
12
8
0
0
0
0
0
0
0
0
0
2
11
5
23
38
33

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
4
30
20
13
32
2

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)

10
8
10
12
11
11
9
9
10
8
7
7
6
6
6
6
5
5
4
2
3
5
7
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

18
21
23
30
35
32
33
33
32
31
31
33
35
35
37
39
39
36
33
28
26
25
24
24

Pressure (mb)

1020
1021
1022
1023
1024
1025
1026
1026
1027
1027
1027
1027
1027
1028
1028
1029
1030
1030
1030
1029
1028
1027
1027
1026

Ozone (du)

408
408
407
406
410
417
421
434
439
421
413
405
404
406
406
409
405
402
401
400
402
403
400
399

Tuesday 21

Waxing Crescent 26%

10:07

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: 10:07, Set: 01:14. Civil Dark: 20:11 - 05:36. Nautical Dark: 20:46 - 05:01. Astro Dark: 21:23 - 04:24

Total Clouds (% Sky Obscured)

20
28
30
39
44
92
100
94
84
93
97
100
100
100
100
100
100
100
100
100
94
91
93
91

Low Clouds (% Sky Obscured)

1
1
2
3
3
48
70
54
55
58
47
35
42
53
72
78
78
93
100
100
85
84
82
81

Medium Clouds (% Sky Obscured)

13
23
20
35
39
50
100
77
47
51
97
72
78
100
100
100
100
97
100
100
56
23
24
16

High Clouds (% Sky Obscured)

2
3
4
3
4
2
3
12
53
25
27
89
60
80
46
100
100
100
91
45
40
40
34
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
4
7
7
4
3
5
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
Light Rain
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
2
18
18
21
6
11
35
38
67
95
95
95
95
95
86
52
32
5
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.8
1.4
1
0.8
1.1
0.8
0.3
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

10
9
9
8
7
8
8
8
8
8
8
8
8
8
9
9
9
9
10
10
10
11
12
13

Feels Like (°C)

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

Dew Point (°C)

-10
-8
-6
-5
-3
-2
-2
-2
-3
-2
-2
-2
-2
-0
2
4
6
6
7
8
9
9
10
10

Relative Humidity (%)

24
28
35
41
47
50
50
49
47
48
50
50
49
55
62
72
81
82
84
87
88
88
86
83

Pressure (mb)

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

Ozone (du)

393
389
388
386
385
383
382
384
387
389
387
386
387
385
387
385
384
383
382
380
380
380
378
378

Wednesday 22

Waxing Crescent 37%

11:21

02:03

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

Total Clouds (% Sky Obscured)

86
71
38
37
42
56
60
65
67
53
51
44
25
19
12
2
2
8
10
6
7
23
64
67

Low Clouds (% Sky Obscured)

86
58
29
30
37
53
60
62
61
48
51
44
25
19
12
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
17
0
1
1
1
0
2
5
0
0
0
0
0
0
0
0
0
0
0
4
0
0
5

High Clouds (% Sky Obscured)

0
0
0
0
2
0
0
0
0
0
0
0
0
1
2
2
2
8
10
6
6
21
59
66

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
2
1
1
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)

5
7
6
4
5
5
5
4
3
1
0
1
2
2
2
3
4
6
7
8
9
11
11
11

Chance of Frost

Temperature (°C)

14
14
15
14
13
12
11
10
10
10
9
9
9
9
9
9
11
13
15
17
19
20
21
21

Feels Like (°C)

12
12
13
12
11
9
8
8
8
9
11
10
10
10
9
9
11
12
14
16
16
16
17
16

Dew Point (°C)

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

Relative Humidity (%)

78
74
74
75
76
77
76
77
76
78
81
82
85
85
87
85
80
71
61
51
41
34
32
32

Pressure (mb)

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

Ozone (du)

381
381
380
377
377
377
378
380
378
377
375
374
374
374
374
374
375
375
376
375
374
373
373
372

Thursday 23

First Quarter 49%

12:35

02:41

16 Bad
17 Bad
18 OK
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
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 OK

Sun - Rise: 06:02, Set: 19:44, Transit: 12:54. Moon - Rise: 12:35, Set: 02:41. Civil Dark: 20:13 - 05:33. Nautical Dark: 20:48 - 04:58. Astro Dark: 21:26 - 04:20

Total Clouds (% Sky Obscured)

72
67
40
15
17
20
28
29
33
41
60
77
94
84
77
75
73
70
61
68
76
86
60
38

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
5
0
5
5
15
20
25
35
45
49
54
54
24
22

Medium Clouds (% Sky Obscured)

4
5
40
15
17
20
28
29
33
41
60
77
94
84
61
70
56
64
58
51
68
72
47
25

High Clouds (% Sky Obscured)

72
63
36
10
5
2
1
0
1
0
0
0
1
1
0
0
1
5
0
0
0
0
2
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
5
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
Very Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
7
12
23
34
45
35
16
13
1
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

16
17
15
15
14
12
10
10
9
9
8
7
7
7
6
6
5
6
7
8
8
9
10
11

Dew Point (°C)

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

Relative Humidity (%)

31
32
35
39
44
46
45
45
45
45
44
43
43
42
41
42
47
63
73
73
70
66
62
49

Pressure (mb)

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

Ozone (du)

369
369
368
366
366
367
369
370
370
371
371
370
371
371
371
374
375
377
379
381
383
383
382
382

Friday 24

Waxing Gibbous 60%

13:47

03:12

16 Good
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: 06:01, Set: 19:45, Transit: 12:53. Moon - Rise: 13:47, Set: 03:12. Civil Dark: 20:14 - 05:32. Nautical Dark: 20:49 - 04:56. Astro Dark: 21:27 - 04:18

Total Clouds (% Sky Obscured)

15
21
31
41
53
63
73
78
96
86
87
100
100
100
100
100
100
100
100
100
100
100
97
95

Low Clouds (% Sky Obscured)

15
1
0
0
0
0
0
6
11
17
28
40
51
63
75
87
86
86
85
85
86
87
86
85

Medium Clouds (% Sky Obscured)

4
16
31
41
50
59
68
72
61
64
65
66
100
100
100
100
100
100
100
100
100
100
97
94

High Clouds (% Sky Obscured)

6
3
2
0
0
0
0
26
78
62
67
99
98
99
99
99
100
100
100
96
88
78
46
19

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
8
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
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
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
4
6
6
22
29
38
53
64
78
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.4
1.6
1.4
1.2
1.3
1.2
1
1.1
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

48
46
40
42
44
47
51
55
57
59
55
49
51
53
54
54
52
52
53
54
52
50
49
46

Pressure (mb)

1013
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1012
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014

Ozone (du)

382
382
384
387
388
384
380
377
376
375
374
373
372
371
373
373
375
378
381
384
388
392
396
393

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 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
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)

90
87
77
59
51
51
54
68
84
100
98
95
94
98
100
100
100
100
100
100
99
99
92
90

Low Clouds (% Sky Obscured)

84
85
77
59
51
51
54
68
84
94
94
93
93
95
97
100
100
100
100
87
74
61
52
44

Medium Clouds (% Sky Obscured)

90
83
71
54
27
12
0
0
0
0
5
15
25
40
55
80
95
100
100
98
68
61
42
32

High Clouds (% Sky Obscured)

2
4
2
8
22
37
51
67
84
100
98
95
94
98
99
100
85
71
61
61
60
55
30
15

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

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

Precipitation Probability (%)

91
86
84
86
85
82
77
83
83
87
92
92
86
75
62
49
38
26
8
8
6
1
1
0

Precipitation Amount (mm)

0.6
0.5
0.5
0.5
0.5
0.5
0.4
0.5
0.5
0.7
0.7
0.6
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
9
9
9
9
9
8
8
8
8
7
7
7
7
7
7
8
8
8
9
11
12
12
12

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

42
40
46
52
59
61
62
64
66
69
71
71
73
74
69
66
64
54
47
41
40
39
39
42

Pressure (mb)

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

Ozone (du)

389
385
382
380
377
376
375
374
372
371
369
368
367
366
367
367
368
368
367
367
368
368
369
371

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

Sun - Rise: 05:58, Set: 19:47, Transit: 12:53. Moon - Rise: 16:00, Set: 03:59. Civil Dark: 20:16 - 05:29. Nautical Dark: 20:52 - 04:53. Astro Dark: 21:30 - 04:14

Total Clouds (% Sky Obscured)

87
100
100
100
100
95
91
88
81
74
54
34
14
13
11
8
3
2
2
10
13
13

Low Clouds (% Sky Obscured)

36
23
8
5
9
13
17
34
51
68
36
10
2
0
0
0
0
0
0
10
13
13

Medium Clouds (% Sky Obscured)

21
17
12
8
6
3
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

10
10
10
5
9
13
17
12
12
6
7
2
1
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

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
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
2
2
3
3
3
3
3
3
3
3
3
3
3
3
2
2
2
2
1
1
2

Relative Humidity (%)

46
49
52
55
59
61
62
64
63
64
65
67
68
68
65
63
61
54
49
43
41
40

Pressure (mb)

1019
1019
1020
1020
1021
1021
1022
1022
1022
1023
1023
1023
1023
1023
1024
1025
1025
1025
1025
1026
1025
1025

Ozone (du)

372
374
374
374
374
374
375
375
375
375
374
373
372
372
372
372
372
372
372
372
370
367

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

Generated: 20/04/26 16:34:00. Forecast: 20/04/26 to 26/04/26. Timezone: UTC-4.00