Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 37%

10:38

02:00

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

Sun - Rise: 06:39, Set: 20:23, Transit: 13:31. Moon - Rise: 10:38, Set: 02:00. Civil Dark: 20:53 - 06:09. Nautical Dark: 21:28 - 05:32. Astro Dark: 22:07 - 04:53

Total Clouds (% Sky Obscured)

95
76
67
79
56
52
53
36
34
27
0
0
0
5
35
36
45
47
48
55
60
41
26
5

Low Clouds (% Sky Obscured)

73
70
66
57
56
49
49
36
34
27
0
0
0
0
0
0
18
22
31
35
37
38
24
4

Medium Clouds (% Sky Obscured)

67
41
0
0
0
0
0
0
0
0
0
0
0
5
29
30
31
33
31
35
36
5
0
0

High Clouds (% Sky Obscured)

43
24
54
75
5
52
53
15
3
0
0
0
0
0
3
0
0
0
0
0
0
4
15
3

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
10
27
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
5
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0

Precipitation Amount (mm)

0.4
0.4
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
16
14
13
12
13
12
11
12
11
11
10
12
13
15
17
19
20
21
21
21
21
20
18

Dew Point (°C)

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

Relative Humidity (%)

73
78
83
87
92
95
95
96
95
91
85
76
66
56
46
39
35
33
33
33
34
36
41
44

Pressure (mb)

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

Ozone (du)

356
355
356
356
357
355
352
352
351
352
353
354
354
352
352
353
354
353
354
353
352
350
350
348

Wednesday 22

Waxing Crescent 49%

11:53

02:48

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

Sun - Rise: 06:37, Set: 20:24, Transit: 13:31. Moon - Rise: 11:53, Set: 02:48. Civil Dark: 20:54 - 06:07. Nautical Dark: 21:29 - 05:31. Astro Dark: 22:09 - 04:51

Total Clouds (% Sky Obscured)

6
5
2
2
6
5
4
3
32
46
49
32
40
53
74
72
78
67
66
77
38
45
87
63

Low Clouds (% Sky Obscured)

6
4
0
1
3
2
1
0
0
34
45
32
33
35
36
57
67
46
55
46
16
28
26
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
3
2
2
1
1
1
2
31
21
20
11
18
47
64
50
42
32
4
20
3
19
83
62

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
2
3
4
16
3
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
2
1
0
0
0
0
1
1
1
2
4
6
7
8
9
9
8
10
10
8
9
10

Relative Humidity (%)

46
52
51
49
49
51
53
56
57
60
61
61
59
59
56
53
53
53
45
53
54
46
52
60

Pressure (mb)

1017
1018
1018
1018
1018
1017
1017
1017
1018
1018
1018
1018
1018
1017
1017
1017
1016
1016
1015
1014
1013
1013
1013
1012

Ozone (du)

348
348
347
346
345
345
344
341
339
339
339
340
340
339
339
338
338
340
342
341
341
342
343
343

Thursday 23

First Quarter 60%

13:09

03:25

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

Sun - Rise: 06:36, Set: 20:25, Transit: 13:30. Moon - Rise: 13:09, Set: 03:25. Civil Dark: 20:55 - 06:06. Nautical Dark: 21:31 - 05:29. Astro Dark: 22:10 - 04:49

Total Clouds (% Sky Obscured)

41
40
37
47
26
26
25
26
35
35
65
70
75
81
79
56
53
61
74
83
88
95
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
8
3
2
2
1
5
4
29
34
38
20
0
0
5
15
32
45
55
55

Medium Clouds (% Sky Obscured)

0
0
0
0
0
4
16
20
27
30
45
45
38
46
38
26
25
30
58
68
80
81
59
100

High Clouds (% Sky Obscured)

36
40
37
47
24
3
5
4
8
8
12
13
22
12
30
34
29
40
52
63
72
85
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
3
6
8
8
3

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
5
5
6
1
1
31
81
95
74
57
95
95

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.6
0.9
0.3
0
0.9
1.1

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

16
15
14
13
13
12
12
12
12
12
12
13
15
15
17
18
18
21
21
21
19
18
18
17

Feels Like (°C)

15
14
13
13
12
13
13
13
12
13
13
13
14
14
16
16
16
18
19
19
18
19
18
17

Dew Point (°C)

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

Relative Humidity (%)

67
69
71
72
75
76
77
80
81
81
83
76
67
70
58
63
63
48
48
60
80
82
79
82

Pressure (mb)

1013
1013
1013
1013
1013
1012
1012
1011
1011
1011
1011
1010
1010
1010
1009
1009
1008
1008
1007
1006
1006
1006
1006
1006

Ozone (du)

343
344
344
345
348
347
345
344
344
345
344
344
343
344
343
342
342
341
340
341
342
343
343
345

Friday 24

Waxing Gibbous 56%

14:22

03:53

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
16 Bad
17 Bad
18 Bad
19 OK
20 OK

Sun - Rise: 06:34, Set: 20:26, Transit: 13:30. Moon - Rise: 14:22, Set: 03:53. Civil Dark: 20:57 - 06:04. Nautical Dark: 21:32 - 05:27. Astro Dark: 22:12 - 04:47

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
93
99
100
100
100
88
77
82
76
62
70
72
75
77
60
51
36
34

Low Clouds (% Sky Obscured)

71
75
81
89
93
92
93
99
100
100
100
88
77
82
76
62
65
65
73
69
59
51
36
34

Medium Clouds (% Sky Obscured)

100
98
30
15
0
14
28
37
25
11
0
0
0
0
1
2
3
2
1
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
95
76
31
20
21
38
45
30
17
0
0
0
0
4
5
6
0
6
2
0

ISS Passover

Visibility (miles)

3
6
9
9
9
9
8
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
94
70
21
10
9
2
1
1
0
1
3
2
1
1
0
1
1
2
0

Precipitation Amount (mm)

1.2
1
1.1
1
1.3
0.8
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

14
13
12
12
12
12
11
11
10
10
9
9
8
8
8
6
6
5
4
4
3
2
3
4

Relative Humidity (%)

89
90
92
93
92
93
93
92
88
88
86
81
75
75
72
58
53
46
42
38
35
35
39
47

Pressure (mb)

1006
1006
1006
1006
1006
1006
1006
1006
1007
1007
1008
1008
1009
1010
1010
1010
1011
1011
1011
1012
1012
1013
1013
1014

Ozone (du)

346
348
349
351
351
353
354
355
358
362
368
371
374
374
375
376
376
377
376
376
375
375
379
381

Saturday 25

Waxing Gibbous 71%

15:32

04:17

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

Sun - Rise: 06:33, Set: 20:28, Transit: 13:30. Moon - Rise: 15:32, Set: 04:17. Civil Dark: 20:58 - 06:02. Nautical Dark: 21:34 - 05:25. Astro Dark: 22:14 - 04:45

Total Clouds (% Sky Obscured)

38
41
52
37
11
32
21
21
17
9
0
9
17
26
29
32
35
39
43
47
41
36
30
32

Low Clouds (% Sky Obscured)

38
41
52
37
5
3
2
2
2
1
0
3
6
9
10
16
14
8
9
9
8
8
0
2

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
1
4
17
9
0
9
12
5
2
2
1
1
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
3
4
4
4
32
21
21
17
9
0
9
17
26
29
22
3
7
11
15
18
20
23
24

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

12
11
10
8
8
8
6
6
4
4
4
3
5
6
6
7
8
8
14
14
14
14
14
15

Dew Point (°C)

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

Relative Humidity (%)

55
67
71
65
64
67
67
69
70
70
65
57
49
41
34
30
25
21
21
21
21
25
29
35

Pressure (mb)

1015
1016
1016
1017
1018
1018
1018
1019
1020
1020
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1019
1020
1020
1020

Ozone (du)

384
383
383
381
378
377
377
375
374
375
375
373
372
371
370
368
366
364
364
363
363
361
358
356

Sunday 26

Waxing Gibbous 80%

16:39

04:37

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

Sun - Rise: 06:31, Set: 20:29, Transit: 13:30. Moon - Rise: 16:39, Set: 04:37. Civil Dark: 20:59 - 06:01. Nautical Dark: 21:35 - 05:24. Astro Dark: 22:15 - 04:43

Total Clouds (% Sky Obscured)

34
35
29
22
16
28
43
59
68
79
88
90
92
96
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

4
6
4
2
0
7
14
19
17
14
12
9
5
0
0
0
0
7
17
29
36
39
46
49

Medium Clouds (% Sky Obscured)

0
0
0
0
0
5
8
12
16
19
23
31
40
47
58
65
70
77
84
92
78
63
49
55

High Clouds (% Sky Obscured)

17
10
13
15
16
28
43
59
68
69
61
63
80
96
99
99
100
100
100
100
100
100
100
100

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
7
12
17
32
36
34
32
25
23
41

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
-1
-1
-1
-1
-2
-1
-0
1
1
2
2
1
1
1
1
2
2
4
6
8
9
10
11

Relative Humidity (%)

39
43
47
48
49
49
53
56
62
63
63
63
55
48
41
41
41
40
46
55
64
70
76
82

Pressure (mb)

1021
1021
1022
1021
1021
1021
1020
1020
1019
1019
1020
1020
1019
1018
1017
1016
1015
1015
1014
1013
1011
1011
1010
1009

Ozone (du)

355
354
354
353
352
351
349
347
345
346
346
347
346
345
345
343
341
339
339
340
340
339
339
338

Monday 27

Waxing Gibbous 88%

17:44

04:57

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

Sun - Rise: 06:30, Set: 20:30, Transit: 13:30. Moon - Rise: 17:44, Set: 04:57. Civil Dark: N/A - 05:59. Nautical Dark: 21:36 - 05:22. Astro Dark: 22:17 - 04:41

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

49
51
67
84
99
99
100
100
100
100
100
97
93
88
91
93
96

Medium Clouds (% Sky Obscured)

64
73
81
88
95
76
61
44
34
24
17
25
39
55
45
21
0

High Clouds (% Sky Obscured)

100
100
100
100
100
86
65
50
47
49
59
39
14
0
6
11
17

ISS Passover

Visibility (miles)

7
5
3
5
7
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

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
None
None
None
None
None

Precipitation Probability (%)

69
93
95
95
95
95
95
95
95
95
95
86
58
13
18
18
14

Precipitation Amount (mm)

0.4
0.6
0.8
0.7
0.5
0.7
0.7
0.7
1
1
0.8
0.5
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
14
14
14
14
14
14
14
14
13
12
11
12
12
12
12
13

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

84
89
90
92
92
90
90
87
86
84
83
83
79
77
75
69
62

Pressure (mb)

1008
1007
1007
1006
1005
1004
1003
1003
1002
1003
1003
1004
1005
1005
1006
1007
1007

Ozone (du)

339
340
341
348
356
363
370
378
386
387
389
391
393
396
398
400
402

Forecast for Bloomfield Hills, Oakland, United States of America (42.57,-83.25)

Generated: 21/04/26 21:33:08. Forecast: 21/04/26 to 27/04/26. Timezone: UTC-4.00