Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 23%

07:07

04:53

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

Sun - Rise: 05:47, Set: 21:11, Transit: 13:30. Moon - Rise: 07:07, Set: 04:53. Civil Dark: 22:03 - 04:55. Nautical Dark: 23:18 - 03:38. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

0
0
0
0
0
4
6
4
0
0
0
0
0
0
0
1
39
93
38
100
100
100
100
100

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
2
7

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
60
34
53
10
15
48
52

High Clouds (% Sky Obscured)

0
0
0
0
0
2
2
2
0
0
0
0
0
0
0
1
39
93
38
100
100
99
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
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
7
7
8
9
11
11
10
9
7
6
5
5
5
5
5
6
7
7
7
9
10
12
12

Chance of Frost

Temperature (°C)

10
12
14
15
15
14
13
12
11
10
7
6
5
5
4
4
4
3
3
3
4
5
6
7

Feels Like (°C)

9
11
13
13
12
11
10
9
8
8
6
5
4
3
3
3
3
2
0
1
0
1
1
2

Dew Point (°C)

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

Relative Humidity (%)

42
39
34
32
32
35
40
41
45
52
61
64
64
67
76
79
82
86
88
85
76
67
61
59

Pressure (mb)

1025
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1020
1020
1019
1019
1018
1018
1017
1017
1016
1015
1015
1014
1014

Ozone (du)

387
391
394
396
395
395
396
398
400
403
407
408
405
403
405
402
393
392
393
390
387
389
387
385

Wednesday 22

Waxing Crescent 34%

09:08

05:01

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

Sun - Rise: 05:44, Set: 21:14, Transit: 13:30. Moon - Rise: 09:08, Set: 05:01. Civil Dark: 22:06 - 04:51. Nautical Dark: 23:23 - 03:32. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

100
100
100
100
100
98
99
58
45
27
31
23
5
6
5
8
7
5
17
49
65
80
84
37

Low Clouds (% Sky Obscured)

4
2
10
21
40
59
70
58
30
15
14
14
4
3
1
3
3
0
11
21
18
8
10
6

Medium Clouds (% Sky Obscured)

8
0
0
0
0
0
0
0
0
0
26
3
0
0
0
0
0
0
0
0
2
38
9
7

High Clouds (% Sky Obscured)

100
100
100
100
100
97
99
20
8
1
2
2
0
2
2
2
2
2
5
21
27
40
46
37

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
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-1
0
1
2
2
3
3
3
2
1
1
-1
-4
-5
-8
-10
-11
-11
-11
-10
-9
-8
-7
-7

Relative Humidity (%)

56
55
56
57
59
63
62
63
61
56
60
58
51
49
45
39
40
41
44
48
51
51
46
41

Pressure (mb)

1013
1012
1011
1011
1010
1010
1010
1009
1009
1009
1010
1011
1012
1013
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

385
382
382
383
387
388
385
385
383
385
385
385
386
387
387
386
387
386
384
382
380
380
380
379

Thursday 23

Waxing Crescent 45%

11:06

05:01

11 Bad
12 OK
13 Bad
14 Bad
15 Bad
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

Sun - Rise: 05:41, Set: 21:16, Transit: 13:30. Moon - Rise: 11:06, Set: 05:01. Civil Dark: 22:09 - 04:48. Nautical Dark: 23:28 - 03:27. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

45
36
54
76
57
25
54
57
89
76
91
98
99
97
100
100
100
88
82
92
71
75
87
76

Low Clouds (% Sky Obscured)

6
4
19
36
3
3
1
0
18
23
27
36
31
26
22
26
28
35
30
42
43
29
28
26

Medium Clouds (% Sky Obscured)

30
36
54
45
29
9
51
57
64
52
39
44
75
45
98
75
66
66
52
48
48
29
26
16

High Clouds (% Sky Obscured)

45
3
4
22
21
11
41
44
38
35
32
71
94
84
87
100
100
84
76
89
15
35
61
48

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

37
37
37
38
39
41
45
49
54
62
73
80
80
77
76
72
69
69
70
73
69
61
52
47

Pressure (mb)

1016
1015
1015
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

378
379
379
380
380
380
378
380
380
381
382
382
380
379
376
374
374
375
374
374
375
374
373
372

Friday 24

First Quarter 57%

11:06

04:59

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
10 Bad

Sun - Rise: 05:38, Set: 21:19, Transit: 13:30. Moon - Rise: 11:06, Set: 04:59. Civil Dark: 22:12 - 04:44. Nautical Dark: 23:33 - 03:21. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

84
84
87
83
92
96
100
60
58
98
92
62
88
100
100
100
99
96
96
97
99
100
95
75

Low Clouds (% Sky Obscured)

23
19
13
6
4
2
0
15
30
42
28
20
37
61
76
89
88
21
25
82
77
84
78
71

Medium Clouds (% Sky Obscured)

16
23
51
53
61
62
68
58
57
53
57
61
60
65
64
60
50
46
43
80
51
48
48
45

High Clouds (% Sky Obscured)

66
60
64
48
70
83
100
40
24
55
56
40
57
100
100
86
76
53
30
25
20
7
4
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
9
12
14
20
24
27
26
23
20
20
22
31
23
24

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

43
40
40
40
42
44
47
55
57
64
75
83
86
83
79
71
68
72
73
79
77
72
75
65

Pressure (mb)

1008
1008
1008
1008
1007
1007
1006
1006
1005
1004
1004
1003
1002
1001
1000
998
997
996
995
994
994
993
993
992

Ozone (du)

373
374
374
373
373
373
374
373
371
373
375
377
387
393
399
406
401
397
400
406
410
416
422
426

Saturday 25

Waxing Gibbous 68%

12:54

04:56

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 OK
06 OK
07 OK
08 OK
09 Bad
10 Bad

Sun - Rise: 05:35, Set: 21:22, Transit: 13:30. Moon - Rise: 12:54, Set: 04:56. Civil Dark: 22:15 - 04:40. Nautical Dark: 23:38 - 03:15. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

86
71
98
98
99
99
100
100
100
99
93
85
78
70
65
60
55
45
40
33
31
34
51
73

Low Clouds (% Sky Obscured)

84
67
53
70
47
65
95
86
74
54
62
58
60
64
65
60
55
45
35
32
30
32
39
53

Medium Clouds (% Sky Obscured)

47
53
89
91
94
96
98
76
100
95
84
76
73
68
62
56
51
45
35
15
15
15
28
42

High Clouds (% Sky Obscured)

0
0
3
11
35
40
40
7
10
29
40
30
30
25
25
20
25
20
20
18
12
11
7
7

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
2
1
5
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
Very Light Rain
None
Very Light Rain
None
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
32
42
54
54
52
49
39
27
9
8
9
16
18
17
14
16
13
3
11
11
5
4
3

Precipitation Amount (mm)

0
0
0
0.2
0.2
0.2
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

61
61
57
58
61
63
68
74
67
66
71
76
78
86
89
86
80
80
78
78
76
74
72
69

Pressure (mb)

992
992
993
993
994
994
995
996
996
997
998
999
999
1000
1000
1001
1001
1002
1003
1004
1005
1006
1007
1008

Ozone (du)

425
424
424
423
422
424
425
425
426
426
425
425
424
425
426
429
430
433
435
437
437
436
436
436

Sunday 26

Waxing Gibbous 77%

14:33

04:53

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

Sun - Rise: 05:32, Set: 21:24, Transit: 13:30. Moon - Rise: 14:33, Set: 04:53. Civil Dark: 22:19 - 04:37. Nautical Dark: 23:44 - 03:09. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

86
92
95
98
94
90
86
72
50
39
46
47
49
64
79
89
81
73
65
58
52
41
33
50

Low Clouds (% Sky Obscured)

58
58
60
63
74
83
86
72
50
39
46
47
49
40
40
40
40
25
10
5
5
4
26
42

Medium Clouds (% Sky Obscured)

55
66
76
86
73
62
53
44
32
25
21
12
3
9
12
17
11
6
0
0
0
0
8
19

High Clouds (% Sky Obscured)

3
3
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
7
5
3
5
6
8
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
3
7
11
11
8
3
4
4
2
14
13
10
15
23
29
23
16
10
10
9
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)

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

Chance of Frost

Temperature (°C)

5
6
6
6
6
6
6
5
4
3
3
2
2
1
1
1
2
1
1
0
2
3
4
5

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

66
64
61
60
58
60
61
63
67
71
76
79
81
84
84
86
86
88
86
86
80
74
68
61

Pressure (mb)

1008
1009
1010
1011
1011
1012
1013
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019
1019
1020
1021
1021
1022
1022

Ozone (du)

437
437
437
436
436
436
436
435
434
432
430
427
424
421
419
418
416
416
415
415
415
415
416
416

Monday 27

Waxing Gibbous 86%

16:07

04:50

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

Sun - Rise: 05:29, Set: 21:27, Transit: 13:29. Moon - Rise: 16:07, Set: 04:50. Civil Dark: 22:22 - 04:33. Nautical Dark: 23:50 - 03:02. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

73
74
78
81
67
52
38
27
15
5
13
18
23
24
34
33
38
32
28
24
28
28

Low Clouds (% Sky Obscured)

52
46
42
40
27
17
8
5
5
4
4
3
1
1
1
2
2
3
3
2
1
0

Medium Clouds (% Sky Obscured)

28
28
25
25
22
15
10
7
3
0
0
1
1
2
2
3
4
5
5
5
5
5

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
3
4
6
3
2
2
0
3
3
3
7
10

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
1
2
1
4
4
2
4
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

54
47
44
40
37
38
38
38
43
48
53
58
64
73
75
80
83
83
81
79
70
60

Pressure (mb)

1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1023
1023
1023
1024
1023
1023
1023
1023
1023
1023
1023
1023

Ozone (du)

416
416
416
415
415
415
416
416
417
418
418
419
420
421
420
419
418
417
416
414
414
414

Forecast for Ravani, Pori, Finland (61.43,21.93)

Generated: 21/04/26 11:16:36. Forecast: 21/04/26 to 27/04/26. Timezone: UTC+3.00