Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 26

Waxing Gibbous 80%

15:01

04:04

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

Sun - Rise: 06:05, Set: 19:51, Transit: 12:59. Moon - Rise: 15:01, Set: 04:04. Civil Dark: 20:20 - 05:36. Nautical Dark: 20:56 - 05:00. Astro Dark: 21:33 - 04:22

Total Clouds (% Sky Obscured)

100
100
98
88
76
66
76
82
87
78
13
58
0
0
0
0
1
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

99
97
87
79
76
66
76
82
87
78
10
12
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

16
9
5
0
0
0
0
0
0
0
0
0
0
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
34
0
0
0
0
1
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
1
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
9
8
8
9
9
9
8
6
5
2
2
3
3
3
3
3
3
3
3
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
80
74
73
76
71
65
69
72
70
72
80
82
82
84
84
82
83
82
85
86
85
77
65

Pressure (mb)

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

Ozone (du)

379
379
379
379
380
383
382
379
379
380
380
379
378
377
377
376
375
375
373
372
373
373
373
372

Monday 27

Waxing Gibbous 88%

16:06

04:25

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

Sun - Rise: 06:03, Set: 19:52, Transit: 12:59. Moon - Rise: 16:06, Set: 04:25. Civil Dark: 20:22 - 05:34. Nautical Dark: 20:57 - 04:59. Astro Dark: 21:35 - 04:21

Total Clouds (% Sky Obscured)

0
0
16
17
2
2
9
5
2
1
3
22
1
9
11
20
51
13
51
72
0
94
100
50

Low Clouds (% Sky Obscured)

0
0
16
17
2
2
9
2
2
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
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
3
0
0
3
21
1
9
11
20
49
13
51
67
0
94
100
50

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)

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

Chance of Frost

Temperature (°C)

13
15
17
18
19
19
19
19
18
17
14
13
12
11
9
9
8
8
7
7
7
8
9
12

Feels Like (°C)

13
14
16
17
18
18
18
18
17
15
13
11
10
10
8
9
8
6
7
7
5
9
8
9

Dew Point (°C)

4
4
4
4
4
4
3
3
3
4
3
4
4
3
2
2
2
2
2
2
2
2
3
3

Relative Humidity (%)

53
46
42
40
37
36
34
33
36
41
45
54
57
59
61
63
65
66
67
70
70
69
62
53

Pressure (mb)

1026
1026
1025
1025
1024
1024
1023
1023
1024
1024
1025
1025
1025
1025
1024
1025
1025
1025
1024
1024
1024
1024
1024
1024

Ozone (du)

373
375
374
373
371
369
366
366
366
362
361
358
354
352
353
347
344
343
343
343
343
341
337
337

Tuesday 28

Waxing Gibbous 94%

17:10

04:46

10 Bad
11 Bad
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

Sun - Rise: 06:02, Set: 19:53, Transit: 12:58. Moon - Rise: 17:10, Set: 04:46. Civil Dark: 20:23 - 05:33. Nautical Dark: 20:58 - 04:57. Astro Dark: 21:36 - 04:19

Total Clouds (% Sky Obscured)

92
100
100
100
100
100
100
100
100
100
100
97
70
69
72
89
88
87
77
84
77
75
84
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
19
2
5
15
53
84
97
70
69
72
88
75
64
63
56
59
60
53
46

Medium Clouds (% Sky Obscured)

0
0
3
92
87
92
100
100
78
100
91
84
48
58
56
34
16
29
15
2
0
0
0
0

High Clouds (% Sky Obscured)

92
100
100
100
100
100
75
72
65
65
67
2
5
1
1
0
1
14
8
15
15
22
45
72

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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
4
28
37
84
50
6
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.6
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
3
4
5
5
5
4
5
5
6
6
5
5
5
5
5
5
5
5
5
5
5
5

Relative Humidity (%)

48
43
40
40
40
40
41
41
45
50
62
67
64
66
67
69
69
70
77
80
81
77
69
61

Pressure (mb)

1024
1022
1022
1021
1020
1020
1019
1019
1019
1019
1019
1020
1020
1019
1019
1018
1018
1017
1017
1018
1017
1018
1017
1017

Ozone (du)

335
335
335
335
333
332
336
333
331
332
333
335
337
340
350
355
349
347
344
344
343
340
339
338

Wednesday 29

Waxing Gibbous 98%

18:13

05:09

10 Bad
11 Bad
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

Sun - Rise: 06:01, Set: 19:55, Transit: 12:58. Moon - Rise: 18:13, Set: 05:09. Civil Dark: 20:24 - 05:31. Nautical Dark: 20:59 - 04:56. Astro Dark: 21:38 - 04:17

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
100
100
100
99
100
100

Low Clouds (% Sky Obscured)

41
48
55
66
61
56
61
44
46
57
91
92
93
94
95
96
97
99
100
100
100
99
100
100

Medium Clouds (% Sky Obscured)

0
26
88
100
96
91
86
91
97
100
100
100
100
99
99
78
98
73
80
81
73
74
74
77

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
75
60
25
25
47
55
33
13
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
5
3
2
2
1
0
0
0
0
0
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
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
2
0
0
8
16
48
95
95
95
95
95
95
95
95
45
27
22
22
19
14

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
1.2
1.3
4.2
3.2
3.3
1.6
1
0.7
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

56
53
51
49
48
51
51
52
52
56
64
81
90
96
98
100
98
98
98
98
91
90
88
85

Pressure (mb)

1016
1015
1015
1014
1013
1012
1010
1009
1009
1009
1009
1008
1008
1007
1006
1006
1005
1004
1004
1004
1004
1005
1005
1006

Ozone (du)

335
335
337
339
339
336
333
337
340
347
352
356
365
367
368
365
364
368
370
374
376
377
377
375

Thursday 30

Waxing Gibbous 100%

19:16

05:33

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

Sun - Rise: 06:00, Set: 19:56, Transit: 12:58. Moon - Rise: 19:16, Set: 05:33. Civil Dark: 20:25 - 05:30. Nautical Dark: 21:01 - 04:54. Astro Dark: 21:39 - 04:15

Total Clouds (% Sky Obscured)

89
99
96
95
91
87
86
54
57
91
70
51
6
9
3
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

89
95
91
86
79
71
64
54
46
42
31
19
1
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

72
64
57
53
46
43
25
27
31
32
26
13
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
4
60
60
43
2
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
11
6
3
2
1
0
0
3
12
11
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
12
12
12
13
13
12
11
9
7
7
7
6
7
7
7
7
7
7
7
7
8
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
67
68
73
68
61
61
57
52
60
67
68
71
69
65
65
67
71
74
78
72
67
64
55

Pressure (mb)

1006
1006
1006
1006
1006
1007
1007
1007
1007
1007
1008
1009
1010
1011
1011
1011
1011
1013
1013
1014
1014
1014
1015
1015

Ozone (du)

373
372
373
373
375
378
377
378
377
375
376
379
382
384
386
387
389
390
390
391
391
390
390
390

Friday 1

Full Moon 100%

20:20

06:02

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

Sun - Rise: 05:58, Set: 19:57, Transit: 12:58. Moon - Rise: 20:20, Set: 06:02. Civil Dark: 20:26 - 05:29. Nautical Dark: 21:02 - 04:53. Astro Dark: 21:41 - 04:14

Total Clouds (% Sky Obscured)

0
2
6
14
26
39
50
37
17
5
0
5
10
17
32
54
49
72
80
74
68
56
41
26

Low Clouds (% Sky Obscured)

0
2
6
14
16
12
5
0
0
0
0
0
0
5
5
10
15
15
15
26
40
56
40
24

Medium Clouds (% Sky Obscured)

0
1
1
1
13
27
44
31
15
0
0
0
5
17
30
4
16
28
40
27
13
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
3
6
10
7
3
0
0
1
0
1
1
1
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
8
7
7
7
7
7
8
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
14
24
33
39
42
42
42
42
42
35
30
26
19
10
1
3
3

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

7
7
8
9
9
14
14
12
13
14
14
7
7
8
7
7
7
8
7
7
7
6
6
7

Dew Point (°C)

0
-1
0
1
1
2
3
3
5
8
10
9
8
8
8
8
8
7
6
5
5
5
5
4

Relative Humidity (%)

48
41
39
38
37
39
41
43
54
69
86
87
88
93
93
93
95
91
88
85
82
81
78
68

Pressure (mb)

1014
1014
1014
1013
1013
1012
1012
1012
1012
1012
1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1016
1016
1017
1017

Ozone (du)

390
390
390
390
391
390
390
389
390
390
391
395
398
401
401
401
401
406
411
417
416
416
416
409

Saturday 2

Waning Gibbous 98%

21:23

06:36

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

Sun - Rise: 05:57, Set: 19:58, Transit: 12:58. Moon - Rise: 21:23, Set: 06:36. Civil Dark: 20:27 - 05:28. Nautical Dark: 21:03 - 04:51. Astro Dark: 21:42 - 04:12

Total Clouds (% Sky Obscured)

11
38
66
94
86
78
73
66
57
45
45
44
43
39
35
28
20
12
4
3
2
1

Low Clouds (% Sky Obscured)

8
34
61
87
82
55
55
46
37
35
30
27
17
16
12
13
9
5
1
0
0
0

Medium Clouds (% Sky Obscured)

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

High Clouds (% Sky Obscured)

0
28
60
94
69
42
17
11
5
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

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
9
13
17
12
8
4
3
2
1
2
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

59
52
51
48
46
43
40
37
42
47
53
55
56
56
59
59
63
63
62
63
60
55

Pressure (mb)

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

Ozone (du)

402
396
395
394
394
393
393
392
392
392
392
390
388
386
384
381
379
377
376
374
375
376

Forecast for Washington Park, Montgomery County, United States of America (40.10,-75.38)

Generated: 26/04/26 10:52:23. Forecast: 26/04/26 to 02/05/26. Timezone: UTC-4.00