Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 21

Waxing Crescent 23%

05:48

04:53

05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
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 Bad
04 Bad

Sun - Rise: 05:50, Set: 21:11, Transit: 13:30. Moon - Rise: 05:48, 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)

2
2
3
4
3
1
0
0
0
0
0
0
2
5
0
0
0
0
0
0
0
4
67
95

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
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
2
1
2
2
1
0
0
0
0
0
0
2
4
0
0
0
0
0
0
0
3
67
94

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)

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

Chance of Frost

Temperature (°C)

0
0
2
5
8
10
11
13
14
15
15
14
13
12
11
9
7
6
6
5
4
4
4
4

Feels Like (°C)

-1
-1
0
4
7
8
10
11
12
13
12
11
10
10
9
7
6
5
5
4
3
3
3
0

Dew Point (°C)

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

Relative Humidity (%)

54
57
55
48
42
40
41
39
36
33
33
37
40
41
44
53
61
64
64
66
73
79
82
85

Pressure (mb)

1026
1026
1026
1026
1026
1025
1025
1024
1024
1023
1023
1022
1022
1021
1021
1020
1020
1020
1020
1020
1019
1018
1018
1017

Ozone (du)

383
381
380
380
381
384
388
392
396
395
394
396
395
396
400
404
408
406
404
404
405
397
393
392

Wednesday 22

Waxing Crescent 34%

07:07

05:01

05 OK
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
21 Bad
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good

Sun - Rise: 05:47, Set: 21:14, Transit: 13:30. Moon - Rise: 07:07, 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)

48
100
100
100
100
100
100
100
100
100
99
92
96
70
64
43
60
7
7
9
0
0
0
5

Low Clouds (% Sky Obscured)

0
0
0
0
2
8
4
5
14
19
22
59
77
70
42
6
45
5
6
9
0
0
0
0

Medium Clouds (% Sky Obscured)

27
50
16
32
78
56
55
50
48
0
0
0
0
0
10
39
29
7
0
0
0
0
0
0

High Clouds (% Sky Obscured)

33
100
100
100
100
100
100
100
100
100
95
61
49
45
33
7
2
1
0
0
0
0
0
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
0
0
0
0
0
0
0
0
0
0
0
0
2
10
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
8
9
11
12
13
14
14
15
15
14
15
13
12
11
10
10
9
9
9
9
8
8
8

Chance of Frost

Temperature (°C)

4
4
4
5
6
7
8
9
9
10
10
11
10
10
10
9
8
6
5
4
4
3
2
1

Feels Like (°C)

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

Dew Point (°C)

1
1
-0
-1
-1
-1
0
1
1
2
2
2
2
2
2
1
0
-2
-6
-10
-12
-12
-12
-11

Relative Humidity (%)

83
80
72
63
59
60
59
58
57
58
55
53
57
57
57
55
58
55
44
35
31
33
36
41

Pressure (mb)

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

Ozone (du)

393
391
389
388
386
383
384
385
384
385
386
388
387
388
387
388
390
394
398
402
403
403
400
400

Thursday 23

Waxing Crescent 45%

09:08

05:01

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

Sun - Rise: 05:44, Set: 21:16, Transit: 13:30. Moon - Rise: 09:08, 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)

7
11
61
55
41
40
79
51
36
35
40
49
95
100
91
68
93
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
4
5
3
3
2
2
2
2
3
3
22
27
30
33
26
23
30
32
29
32
27
21

Medium Clouds (% Sky Obscured)

0
0
0
0
5
32
34
32
21
15
36
49
68
98
70
38
47
46
49
75
72
78
91
90

High Clouds (% Sky Obscured)

2
4
37
35
25
2
33
9
6
35
40
44
81
89
47
42
90
98
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
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)

8
7
7
7
8
9
11
11
12
12
13
12
11
11
9
8
7
7
7
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

46
47
50
52
50
45
41
37
35
35
34
34
35
39
43
47
53
57
61
66
69
70
73
74

Pressure (mb)

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

Ozone (du)

398
396
398
396
394
394
393
392
391
391
389
388
388
386
383
381
381
380
378
378
376
375
374
373

Friday 24

First Quarter 57%

11:06

04:59

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
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 OK

Sun - Rise: 05:41, 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)

100
100
100
87
71
60
62
89
94
100
100
100
69
100
100
100
41
70
77
83
79
74
70
37

Low Clouds (% Sky Obscured)

12
12
12
12
21
28
32
20
11
2
11
23
35
25
12
0
9
13
69
74
66
55
50
20

Medium Clouds (% Sky Obscured)

87
74
50
48
37
39
37
45
69
78
95
80
61
75
63
61
41
35
25
21
20
19
12
7

High Clouds (% Sky Obscured)

100
100
100
73
56
20
25
73
87
100
100
100
59
78
53
30
1
17
2
12
5
2
2
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
1
1
2
7
10
11
16
16
15
13
11
5
12
12

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
76
72
64
56
48
43
41
40
42
43
45
50
56
65
71
80
86
86
85
82
83
80
77

Pressure (mb)

1009
1009
1009
1009
1009
1009
1008
1008
1008
1007
1007
1006
1006
1005
1005
1004
1004
1003
1003
1002
1002
1001
1001
1000

Ozone (du)

373
375
375
376
375
374
373
373
372
373
374
376
375
371
375
378
382
384
387
389
396
401
407
406

Saturday 25

Waxing Gibbous 68%

12:54

04:56

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 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 05:38, 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)

65
69
72
76
82
89
100
96
100
97
92
89
84
68
52
34
53
69
82
89
92
95
100
100

Low Clouds (% Sky Obscured)

45
40
56
62
77
79
81
76
83
76
77
81
76
68
52
34
35
42
45
47
54
57
66
66

Medium Clouds (% Sky Obscured)

0
31
35
6
24
47
70
70
70
71
59
46
38
22
12
0
0
0
0
0
0
0
2
4

High Clouds (% Sky Obscured)

20
15
20
25
28
0
0
0
0
7
2
0
16
1
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
5
9
2
9
9
4
8
9
9
9
9
8
6
4
6
8
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 (%)

7
9
11
21
15
25
27
40
45
46
48
41
33
26
20
9
8
10
10
13
14
13
15
14

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
74
72
72
76
68
68
73
75
78
72
83
83
71
65
69
77
80
83
86
84
81
80
78

Pressure (mb)

1000
1000
999
999
999
998
998
998
998
998
998
999
999
1000
1000
1001
1001
1004
1004
1005
1005
1006
1007
1007

Ozone (du)

401
403
407
411
416
423
428
431
433
433
432
432
431
433
435
437
441
443
445
447
449
451
453
454

Sunday 26

Waxing Gibbous 77%

14:33

04:53

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
21 Bad
22 OK
23 OK
00 Good
01 Good
02 Good
03 Good
04 Good

Sun - Rise: 05:35, 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)

95
86
76
50
69
81
97
97
98
100
92
80
69
58
54
57
50
39
23
18
12
11
14
13

Low Clouds (% Sky Obscured)

55
55
55
50
68
66
69
77
84
90
83
74
57
50
44
37
27
19
9
8
5
3
2
1

Medium Clouds (% Sky Obscured)

5
3
1
0
13
24
36
30
20
20
12
8
3
2
1
0
3
7
8
9
6
7
4
4

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
6
4
2
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
4
5
3
6
6
1
8
11
10
11
11
9
6
5
2
3
1
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
9
10
11
12
13
13
14
14
14
14
14
14
14
12
12
10
10
9
9
8
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
75
75
76
74
69
63
60
58
58
56
57
56
56
58
60
62
62
60
59
60
60
61
60

Pressure (mb)

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

Ozone (du)

455
456
454
452
450
446
441
437
435
433
432
432
432
432
431
429
428
427
427
427
425
423
421
420

Monday 27

Waxing Gibbous 86%

16:07

04:50

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

Sun - Rise: 05:32, 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)

16
19
12
0
21
41
48
42
40
38
32
38
36
29
20
5
5
5
7
26
45
61

Low Clouds (% Sky Obscured)

0
0
0
0
3
5
10
13
16
19
17
18
21
17
9
1
1
0
0
3
5
8

Medium Clouds (% Sky Obscured)

4
8
5
0
8
21
27
21
18
15
9
8
6
9
5
0
1
1
2
15
31
42

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
4
4
6
8

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
0
0
0
8
11
12
16
19
21
20
18
15
13
9
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
7
8
9
10
10
11
12
11
11
11
11
11
10
10
9
8
8
7
7
7
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

60
60
52
46
40
33
28
24
23
23
22
24
25
26
32
38
46
50
55
59
60
62

Pressure (mb)

1022
1023
1023
1023
1024
1024
1024
1024
1024
1024
1023
1024
1024
1024
1024
1024
1024
1025
1025
1025
1025
1025

Ozone (du)

419
418
416
414
412
413
413
414
414
414
414
414
413
413
413
414
414
413
413
412
413
415

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

Generated: 21/04/26 05:31:59. Forecast: 21/04/26 to 27/04/26. Timezone: UTC+3.00