Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 24

Waning Gibbous 98%

20:52

06:44

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

Sun - Rise: 06:07, Set: 19:49, Transit: 12:59. Moon - Rise: 20:52, Set: 06:44. Civil Dark: 20:18 - 05:38. Nautical Dark: 20:53 - 05:03. Astro Dark: 21:30 - 04:26

Total Clouds (% Sky Obscured)

37
49
54
43
40
52
46
44
56
18
15
60
3
2
34
33
19
31
32
37
47
62
65
60

Low Clouds (% Sky Obscured)

26
4
5
3
30
24
47
47
4
24
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
51
67
33
36
38
41
41
0
5
0
0
0
0
42
45
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

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
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)

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

Chance of Frost

Temperature (°C)

18
19
20
20
20
21
19
17
15
14
12
10
9
8
7
7
6
5
5
5
6
7
8
9

Feels Like (°C)

15
15
16
16
16
17
16
16
13
12
10
8
5
6
5
5
3
2
2
2
2
3
4
6

Dew Point (°C)

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

Relative Humidity (%)

44
40
37
36
37
40
45
50
58
65
65
67
64
65
63
57
53
54
58
54
44
39
37
36

Pressure (mb)

1012
1012
1012
1012
1012
1013
1014
1015
1016
1018
1019
1020
1021
1021
1022
1023
1024
1024
1025
1026
1027
1028
1028
1028

Ozone (du)

457
465
461
461
459
457
455
450
450
443
438
437
433
430
434
438
437
435
427
437
430
431
440
442

Thursday 25

Waning Gibbous 95%

21:59

07:18

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

Sun - Rise: 06:06, Set: 19:50, Transit: 12:59. Moon - Rise: 21:59, Set: 07:18. Civil Dark: 20:19 - 05:37. Nautical Dark: 20:54 - 05:02. Astro Dark: 21:32 - 04:24

Total Clouds (% Sky Obscured)

6
3
6
5
9
29
36
36
62
61
83
56
7
0
0
0
0
0
0
0
0
0
0
0

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
41
4
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
2
3
3
4
9
19
38
46
84
62
6
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 (%)

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)

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

Chance of Frost

Temperature (°C)

11
12
14
15
15
15
14
13
12
10
8
8
7
6
6
6
5
5
5
5
7
9
11
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

33
31
30
29
28
29
30
32
37
46
49
45
46
47
48
51
53
54
55
55
48
42
37
30

Pressure (mb)

1028
1027
1026
1026
1025
1025
1025
1026
1027
1028
1029
1029
1029
1029
1029
1029
1030
1030
1031
1031
1032
1032
1032
1032

Ozone (du)

438
435
428
424
424
424
423
425
422
426
427
433
442
446
442
434
431
431
433
432
431
431
425
421

Friday 26

Waning Gibbous 89%

23:05

08:00

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

Sun - Rise: 06:04, Set: 19:51, Transit: 12:58. Moon - Rise: 23:05, Set: 08:00. Civil Dark: 20:20 - 05:35. Nautical Dark: 20:55 - 05:00. Astro Dark: 21:33 - 04:22

Total Clouds (% Sky Obscured)

0
0
20
26
22
17
2
21
25
4
20
10
35
40
46
86
52
50
40
37
36
35
43
51

Low Clouds (% Sky Obscured)

0
0
27
32
29
23
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
0
0
1
10
0
5
14

High Clouds (% Sky Obscured)

0
0
4
4
4
2
2
29
34
4
37
14
70
65
50
85
46
36
25
37
5
40
43
46

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)

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

Chance of Frost

Temperature (°C)

15
16
17
18
18
18
17
14
12
10
9
9
8
7
7
6
6
6
5
6
7
10
12
14

Feels Like (°C)

13
15
16
17
17
16
15
11
8
6
7
5
5
4
4
3
3
3
3
3
4
6
8
10

Dew Point (°C)

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

Relative Humidity (%)

27
23
21
20
21
22
26
38
40
43
42
43
46
50
53
56
58
60
62
60
54
45
35
31

Pressure (mb)

1031
1031
1031
1031
1030
1030
1030
1030
1031
1033
1033
1033
1033
1034
1033
1033
1033
1033
1034
1034
1035
1035
1034
1034

Ozone (du)

413
408
405
402
397
394
393
390
387
387
383
380
376
373
370
367
367
366
366
364
361
354
353
349

Saturday 27

Waning Gibbous 82%

00:09

08:52

12 Bad
13 Bad
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 Bad

Sun - Rise: 06:03, Set: 19:52, Transit: 12:58. Moon - Rise: 00:09, Set: 08:52. Civil Dark: 20:21 - 05:34. Nautical Dark: 20:57 - 04:58. Astro Dark: 21:34 - 04:20

Total Clouds (% Sky Obscured)

95
96
97
99
100
100
100
99
99
99
99
98
97
96
95
92
91
87
46
79
80
80
87
90

Low Clouds (% Sky Obscured)

0
0
2
7
10
9
7
5
5
5
5
0
0
0
0
0
0
10
21
31
24
18
15
8

Medium Clouds (% Sky Obscured)

15
46
62
76
92
90
87
85
86
86
86
89
88
90
49
69
86
76
23
10
14
13
45
17

High Clouds (% Sky Obscured)

94
86
85
78
99
87
95
92
92
91
91
79
71
37
22
5
3
7
7
54
65
56
46
76

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

0
0
0
1
18
44
43
35
24
28
48
28
7
1
2
10
34
42
23
2
6
6
13
3

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-3
-2
2
4
7
8
7
7
7
8
8
8
8
8
8
8
9
9
9
10
10
11

Relative Humidity (%)

30
28
26
27
36
45
66
72
75
77
80
84
85
87
87
87
87
88
91
91
88
83
73
67

Pressure (mb)

1033
1032
1032
1031
1030
1030
1030
1030
1030
1030
1030
1029
1029
1028
1028
1027
1027
1026
1026
1026
1026
1026
1025
1025

Ozone (du)

346
344
338
333
334
333
333
332
331
331
329
328
330
334
333
329
330
326
327
328
330
329
328
326

Sunday 28

Waning Gibbous 72%

01:06

09:54

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

Sun - Rise: 06:02, Set: 19:53, Transit: 12:58. Moon - Rise: 01:06, Set: 09:54. Civil Dark: 20:23 - 05:33. Nautical Dark: 20:58 - 04:57. Astro Dark: 21:36 - 04:19

Total Clouds (% Sky Obscured)

64
54
64
80
92
93
90
88
87
82
80
73
61
52
49
41
11
52
56
45
44
49
54
42

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

20
3
6
7
4
4
4
4
4
4
3
5
4
3
0
2
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

46
52
36
35
28
32
92
88
85
82
80
63
49
28
30
33
10
43
48
41
48
60
64
55

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 (%)

2
0
0
0
0
0
0
0
0
0
16
2
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
8
8
6
4
3
4
4
3
4
3
2
2
2
2
2
3
2
2
2
3

Chance of Frost

Temperature (°C)

20
22
23
24
24
24
23
22
20
20
19
18
18
17
17
16
16
15
15
16
17
20
22
24

Feels Like (°C)

18
22
24
25
23
23
23
23
21
21
20
19
18
17
18
17
17
18
16
16
18
20
21
22

Dew Point (°C)

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

Relative Humidity (%)

56
52
49
50
51
58
62
68
74
77
81
83
82
82
85
87
89
92
93
90
82
72
63
56

Pressure (mb)

1024
1023
1022
1021
1021
1020
1020
1020
1020
1020
1020
1019
1019
1019
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019

Ozone (du)

327
325
324
323
322
320
322
321
320
320
320
319
320
319
318
315
313
314
315
318
319
319
320
320

Monday 29

Waning Gibbous 62%

01:55

11:04

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

Sun - Rise: 06:00, Set: 19:54, Transit: 12:58. Moon - Rise: 01:55, Set: 11:04. Civil Dark: 20:24 - 05:31. Nautical Dark: 20:59 - 04:55. Astro Dark: 21:37 - 04:17

Total Clouds (% Sky Obscured)

45
45
50
52
51
39
26
13
28
43
62
76
87
98
99
94
95
95
90
86
58
31
2
2

Low Clouds (% Sky Obscured)

1
4
13
23
30
22
14
5
4
3
2
5
7
4
11
14
20
23
27
38
51
30
1
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

43
28
25
25
21
16
11
5
22
42
57
69
81
88
67
53
43
34
23
12
9
6
2
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
1
1
0
1
0
0
0
0
0
0
0
0
0
0
0
2
3
3
5
5
1
2

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)

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

Chance of Frost

Temperature (°C)

26
27
29
29
29
29
28
26
24
23
22
20
20
20
19
19
19
19
19
19
19
21
24
26

Feels Like (°C)

22
23
24
32
31
30
30
30
31
25
24
24
23
23
22
18
19
19
18
18
18
21
21
23

Dew Point (°C)

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

Relative Humidity (%)

52
47
43
42
42
41
47
54
61
63
65
67
70
72
76
75
75
73
73
73
72
62
55
48

Pressure (mb)

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

Ozone (du)

320
320
320
322
323
324
325
326
327
327
327
328
328
328
328
326
325
324
324
325
326
325
324
324

Tuesday 30

Waning Gibbous 50%

02:35

No Set

12 Good
13 Good
14 OK
15 OK
16 OK
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

Sun - Rise: 05:59, Set: 19:55, Transit: 12:58. Moon - Rise: 02:35, Set: No Set. Civil Dark: 20:25 - 05:30. Nautical Dark: 21:00 - 04:54. Astro Dark: 21:39 - 04:15

Total Clouds (% Sky Obscured)

2
2
15
28
40
58
75
87
90
94
100
96
93
90
94
97
100
96
94
90
93
92
87
79

Low Clouds (% Sky Obscured)

1
2
13
23
32
24
13
4
18
32
45
49
52
58
59
60
61
53
45
38
42
46
51
45

Medium Clouds (% Sky Obscured)

0
0
0
0
0
12
23
30
43
56
73
68
60
53
57
68
75
70
71
73
63
54
40
23

High Clouds (% Sky Obscured)

2
2
2
2
3
20
37
56
73
87
100
95
92
93
96
98
100
97
96
87
74
56
35
32

ISS Passover

Visibility (miles)

9
9
9
9
9
8
6
4
1
4
7
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

2
1
5
8
11
83
95
95
95
95
95
69
48
41
52
56
59
44
28
2
6
7
5
8

Precipitation Amount (mm)

0
0
0
0
0
0.4
1
1.5
1.4
1.3
1.1
0.5
0
0
0.2
0.2
0.2
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

27
28
29
28
28
28
25
22
20
19
18
18
18
17
16
16
15
15
14
15
15
16
17
19

Feels Like (°C)

24
25
25
31
30
29
29
30
30
17
17
18
17
18
17
16
15
15
14
14
14
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

43
41
38
40
41
42
55
69
89
89
88
85
86
88
89
85
80
76
71
67
62
56
50
45

Pressure (mb)

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

Ozone (du)

324
325
325
325
325
324
325
325
325
326
327
329
328
328
328
334
340
346
350
353
356
355
354
353

Forecast for Swarthmore, Delaware, United States of America (39.90,-75.35)

Generated: 24/04/24 17:39:55. Forecast: 24/04/24 to 30/04/24. Timezone: UTC-4.00