Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 30

Waxing Gibbous 100%

19:11

05:37

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

Sun - Rise: 06:02, Set: 19:51, Transit: 12:57. Moon - Rise: 19:11, Set: 05:37. Civil Dark: 20:19 - 05:34. Nautical Dark: 20:54 - 05:00. Astro Dark: 21:30 - 04:23

Total Clouds (% Sky Obscured)

61
46
46
45
63
37
64
56
31
18
24
4
26
33
20
2
2
40
43
75
63
64
54
86

Low Clouds (% Sky Obscured)

30
41
46
37
63
24
42
31
4
0
10
0
3
4
0
0
0
0
0
0
6
11
0
14

Medium Clouds (% Sky Obscured)

9
0
0
0
0
0
6
7
5
3
1
0
5
7
7
0
0
40
43
15
63
64
54
86

High Clouds (% Sky Obscured)

0
0
0
8
0
0
0
0
0
0
0
4
5
6
2
2
2
40
7
69
45
45
50
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
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
11
11
11
5
10
9
11
10
9
9
9
9
9
9
8
8
9
10
9
7
6
4
2

Chance of Frost

Temperature (°C)

20
20
19
19
18
17
15
14
13
11
10
10
9
8
8
7
8
10
12
13
14
15
16
17

Feels Like (°C)

17
18
18
16
17
13
12
10
10
9
8
7
7
6
6
6
6
8
7
10
11
13
14
15

Dew Point (°C)

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

Relative Humidity (%)

43
40
40
44
50
53
60
64
70
70
76
78
82
85
88
90
85
67
54
45
40
38
35
35

Pressure (mb)

1008
1007
1007
1008
1008
1009
1010
1011
1012
1012
1012
1013
1013
1013
1013
1014
1015
1015
1015
1015
1015
1014
1014
1014

Ozone (du)

372
370
373
376
379
380
381
383
386
384
384
385
383
378
376
373
371
371
367
362
361
358
358
361

Friday 1

Full Moon 100%

20:14

06:07

15 OK
16 Good
17 Good
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

Sun - Rise: 06:01, Set: 19:52, Transit: 12:57. Moon - Rise: 20:14, Set: 06:07. Civil Dark: 20:20 - 05:33. Nautical Dark: 20:55 - 04:58. Astro Dark: 21:32 - 04:21

Total Clouds (% Sky Obscured)

28
11
8
94
100
100
100
100
100
100
100
100
89
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

8
0
0
0
0
0
0
0
0
0
0
0
0
0
22
34
34
46
41
73
78
77
87
78

Medium Clouds (% Sky Obscured)

11
7
3
5
0
0
0
0
0
1
3
0
21
100
97
98
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
89
100
100
100
100
100
100
100
100
79
100
100
100
100
100
100
100
100
100
35
35

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
4
3
4

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
29
64
92
89
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.7
0.7
0.9
0.7

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

14
13
11
12
10
8
8
7
7
8
7
8
8
9
9
8
8
9
10
11
12
11
11
10

Dew Point (°C)

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

Relative Humidity (%)

36
43
53
53
56
61
65
66
66
66
68
74
78
83
81
84
78
70
65
69
77
86
87
89

Pressure (mb)

1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1013
1013
1014
1014
1014
1014
1014
1014
1015
1014
1013
1013

Ozone (du)

366
362
356
354
354
352
349
348
351
353
356
357
355
357
355
349
347
349
350
350
348
345
345
344

Saturday 2

Waning Gibbous 98%

21:16

06:42

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

Sun - Rise: 06:00, Set: 19:53, Transit: 12:57. Moon - Rise: 21:16, Set: 06:42. Civil Dark: 20:21 - 05:32. Nautical Dark: 20:56 - 04:57. Astro Dark: 21:33 - 04:19

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
95
96
78
15
1
20
3
1
20
38
63
60
60
57
47

Low Clouds (% Sky Obscured)

83
86
89
91
88
86
78
64
41
0
0
0
0
0
0
0
0
15
31
46
46
46
43
37

Medium Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
95
85
66
14
0
18
3
0
14
28
45
36
27
14
9

High Clouds (% Sky Obscured)

45
40
35
40
40
45
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

7
5
6
6
5
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
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
81
70
64
38
21
9
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.7
0.7
0.9
0.9
0.7
0.6
0.4
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
5
5
5
6
6
6
4
6
5
5
7
8
9
10
10
10
11
12
12
13
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
10
8
7
7
7
6
7
7
6
5
5
3
3
3
5
6
8
8
8
10
10

Dew Point (°C)

10
10
10
10
9
8
7
7
7
6
6
6
6
5
5
4
5
5
4
3
1
-2
-2
-2

Relative Humidity (%)

89
89
88
91
88
90
87
84
88
91
93
93
91
90
90
90
91
84
70
55
46
36
32
32

Pressure (mb)

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

Ozone (du)

344
346
343
346
348
350
352
357
359
360
371
372
377
377
380
384
388
391
391
391
387
385
380
377

Sunday 3

Waning Gibbous 94%

22:16

07:23

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

Sun - Rise: 05:59, Set: 19:54, Transit: 12:57. Moon - Rise: 22:16, Set: 07:23. Civil Dark: 20:22 - 05:30. Nautical Dark: 20:57 - 04:55. Astro Dark: 21:35 - 04:18

Total Clouds (% Sky Obscured)

36
26
19
11
9
4
1
0
0
0
0
9
19
26
53
40
42
47
60
49
58
90
98
99

Low Clouds (% Sky Obscured)

31
25
19
11
4
3
1
0
0
0
0
0
0
0
0
0
0
3
5
8
7
6
5
3

Medium Clouds (% Sky Obscured)

5
0
0
0
0
0
0
0
0
0
0
4
6
9
17
20
23
33
39
37
53
69
82
84

High Clouds (% Sky Obscured)

0
0
0
0
9
2
0
0
0
0
0
0
1
1
31
16
24
25
31
27
47
72
95
93

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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
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)

14
13
13
10
7
4
4
4
5
5
6
6
8
7
8
8
9
10
11
12
14
14
13
14

Chance of Frost

Temperature (°C)

15
15
15
14
13
11
10
10
9
9
9
9
9
9
9
10
11
13
14
16
17
18
18
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

33
34
34
38
45
55
55
57
59
60
62
72
70
70
75
80
80
76
62
54
48
45
49
42

Pressure (mb)

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

Ozone (du)

380
377
378
380
378
379
379
379
376
371
367
365
365
365
365
363
364
365
365
367
366
367
367
369

Monday 4

Waning Gibbous 89%

23:12

08:11

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

Sun - Rise: 05:58, Set: 19:55, Transit: 12:57. Moon - Rise: 23:12, Set: 08:11. Civil Dark: 20:23 - 05:29. Nautical Dark: 20:58 - 04:54. Astro Dark: 21:36 - 04:16

Total Clouds (% Sky Obscured)

98
78
73
71
98
64
40
30
29
28
31
16
19
20
21
21
21
29
37
43
30
20
10
16

Low Clouds (% Sky Obscured)

2
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)

48
30
31
39
65
47
40
30
29
28
31
2
6
16
21
18
14
4
2
0
0
0
0
0

High Clouds (% Sky Obscured)

89
75
73
71
97
45
20
0
0
0
2
2
2
2
3
2
8
20
32
43
30
16
0
16

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 (%)

4
7
5
3
0
0
0
0
1
1
0
0
1
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)

14
15
16
16
15
14
15
16
16
16
16
15
14
14
13
13
14
14
15
15
16
16
17
17

Chance of Frost

Temperature (°C)

20
18
17
16
15
15
15
15
15
15
15
15
15
15
15
15
15
16
17
18
20
20
20
21

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

44
52
62
68
75
79
76
74
74
74
73
72
73
73
74
73
73
73
67
62
57
58
59
61

Pressure (mb)

1015
1015
1014
1014
1015
1015
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017

Ozone (du)

370
370
374
376
380
379
379
377
375
374
373
372
372
373
373
374
375
376
377
378
380
380
380
381

Tuesday 5

Waning Gibbous 82%

00:02

09:06

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

Sun - Rise: 05:57, Set: 19:56, Transit: 12:57. Moon - Rise: 00:02, Set: 09:06. Civil Dark: 20:24 - 05:28. Nautical Dark: 20:59 - 04:53. Astro Dark: 21:37 - 04:15

Total Clouds (% Sky Obscured)

29
42
46
46
43
35
26
17
9
9
0
8
15
27
20
21
48
69
80
81
90
80
70
77

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
2
0
8
15
27
20
21
48
69
80
81
90
80
70
77

Medium Clouds (% Sky Obscured)

0
0
9
19
30
20
12
3
9
9
0
8
15
27
20
21
48
69
71
67
74
80
70
55

High Clouds (% Sky Obscured)

29
42
46
36
24
19
13
8
5
3
0
0
0
0
0
0
0
0
0
0
4
10
10
39

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
6
5
3
1

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
Very Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
7
14
21
26
27
25
27
30
35
56
72
92
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.6
0.9

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

20
20
19
18
17
15
15
15
15
15
15
15
15
15
15
15
15
16
16
17
17
17
17
17

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

63
65
68
71
74
77
78
76
78
79
79
80
83
84
89
89
87
87
87
87
89
90
92
96

Pressure (mb)

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

Ozone (du)

381
382
382
380
377
374
373
372
370
368
366
364
364
364
365
363
361
360
359
359
359
358
356
355

Wednesday 6

Waning Gibbous 73%

00:46

10:05

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: 05:56, Set: 19:57, Transit: 12:57. Moon - Rise: 00:46, Set: 10:05. Civil Dark: 20:25 - 05:27. Nautical Dark: 21:01 - 04:52. Astro Dark: 21:39 - 04:13

Total Clouds (% Sky Obscured)

83
100
93
87
85
91
96
100
89
76
67
79
89
100
100
100
100

Low Clouds (% Sky Obscured)

83
65
25
15
15
43
42
40
55
54
37
42
36
40
49
59
69

Medium Clouds (% Sky Obscured)

50
45
45
45
50
39
36
28
22
13
7
7
11
14
47
74
100

High Clouds (% Sky Obscured)

67
98
90
79
69
79
90
100
89
76
67
79
89
100
68
37
5

ISS Passover

Visibility (miles)

1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Fog (%)

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

Precipitation Probability (%)

95
95
95
95
95
65
40
2
7
7
3
13
18
23
36
49
53

Precipitation Amount (mm)

1
1.3
1.1
1
0.8
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
16
16
16
16
16
16
15
15
14
14
14
14
14

Feels Like (°C)

15
15
15
15
15
15
16
16
17
17
17
17
15
16
16
15
15

Dew Point (°C)

17
16
16
16
16
16
16
16
16
16
15
14
14
14
13
14
14

Relative Humidity (%)

96
96
98
98
98
98
98
98
100
100
100
98
98
100
98
98
98

Pressure (mb)

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

Ozone (du)

354
354
353
354
355
356
356
355
354
352
350
348
348
347
347
345
343

Forecast for Genezer Estates, Worcester, United States of America (38.16,-75.17)

Generated: 30/04/26 15:50:39. Forecast: 30/04/26 to 06/05/26. Timezone: UTC-4.00