Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 3%

06:12

21:12

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

Sun - Rise: 06:14, Set: 18:30, Transit: 12:22. Moon - Rise: 06:12, Set: 21:12. Civil Dark: 19:12 - 05:32. Nautical Dark: 20:03 - 04:41. Astro Dark: 20:59 - 03:45

Total Clouds (% Sky Obscured)

1
1
1
16
2
24
27
40
41
43
6
6
6
55
31
7
11
13
14
11
18
5
2
2

Low Clouds (% Sky Obscured)

1
1
1
14
2
2
2
2
0
0
0
0
0
0
0
0
0
2
2
2
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
13
16
29
18
0
0
0
0
0
0
0
0
3
5
3
15
4
2
0

High Clouds (% Sky Obscured)

0
0
0
0
0
6
0
10
23
43
4
4
6
55
26
5
6
4
3
4
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
2
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
6
5
5
6
5
7
6
7
6
6
6
6
5
3
4
4
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
91
94
92
89
84
74
68
62
57
54
51
49
52
59
66
72
74
77
81
86
88
89
89

Pressure (mb)

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

Ozone (du)

434
430
431
431
427
420
419
416
409
405
402
400
396
393
389
387
383
380
379
376
376
376
375
375

Saturday 21

Waxing Crescent 8%

06:11

23:02

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

Sun - Rise: 06:11, Set: 18:32, Transit: 12:22. Moon - Rise: 06:11, Set: 23:02. Civil Dark: 19:14 - 05:29. Nautical Dark: 20:06 - 04:38. Astro Dark: 21:02 - 03:41

Total Clouds (% Sky Obscured)

2
3
3
15
5
7
70
15
10
38
17
27
34
40
75
77
67
91
100
100
100
100
100
50

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
1
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
20
48
49
62
80
85
92
75
52
18
24

High Clouds (% Sky Obscured)

2
3
1
15
1
2
70
12
1
16
10
5
11
12
5
23
34
67
100
100
100
100
100
22

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
5
18
29
4
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
6
6
7
8
8
9
10
11
12
12
13
13
12
12
12
11
11
11
11
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
88
84
81
76
71
66
63
59
59
62
60
60
61
63
63
67
72
72
70
70
73
74

Pressure (mb)

1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1021
1021
1021
1020
1020
1020
1020
1020

Ozone (du)

374
372
369
367
368
368
367
368
367
367
369
370
369
372
372
371
370
372
373
374
376
380
387
391

Sunday 22

Waxing Crescent 16%

06:11

00:59

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

Sun - Rise: 06:08, Set: 18:35, Transit: 12:21. Moon - Rise: 06:11, Set: 00:59. Civil Dark: 19:17 - 05:26. Nautical Dark: 20:09 - 04:34. Astro Dark: 21:05 - 03:37

Total Clouds (% Sky Obscured)

100
56
61
90
87
78
91
82
49
52
29
39
64
63
65
45
40
43
37
36
46
51
61
56

Low Clouds (% Sky Obscured)

35
44
48
49
51
58
40
29
3
20
10
3
1
0
0
0
0
0
0
0
19
38
57
56

Medium Clouds (% Sky Obscured)

6
5
0
0
0
0
0
0
1
2
1
1
1
2
1
2
17
19
16
10
7
8
5
0

High Clouds (% Sky Obscured)

98
46
46
78
73
40
79
67
47
42
29
39
64
63
65
45
40
39
33
31
26
21
14
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
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
9
9
9
9
10
10
10
10
11
11
11
11
11
11
11
10
10
10
11
11
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
80
83
84
84
83
82
77
77
75
75
75
75
76
79
80
80
76
70
70
73
74
76
77

Pressure (mb)

1019
1020
1020
1020
1020
1020
1020
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017

Ozone (du)

394
397
393
382
379
378
376
372
367
364
363
364
362
361
360
359
359
358
359
360
361
362
362
364

Monday 23

Waxing Crescent 26%

06:13

02:56

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

Sun - Rise: 06:05, Set: 18:37, Transit: 12:21. Moon - Rise: 06:13, Set: 02:56. Civil Dark: 19:20 - 05:23. Nautical Dark: 20:11 - 04:31. Astro Dark: 21:09 - 03:33

Total Clouds (% Sky Obscured)

55
54
52
50
48
40
32
26
18
10
0
1
1
1
19
30
37
46
59
74
82
88
94
94

Low Clouds (% Sky Obscured)

55
54
50
47
48
40
32
26
18
10
0
0
1
0
15
25
33
46
59
74
59
48
33
27

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
0
0
0
0
0
3
0
0
12
25
61
34

High Clouds (% Sky Obscured)

9
3
11
5
5
0
0
0
0
0
0
0
0
0
0
10
8
0
0
0
0
0
1
5

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
1
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)

11
11
11
11
11
11
12
12
13
14
14
13
12
12
11
11
9
8
8
8
9
8
8
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

74
76
76
77
76
73
70
68
66
62
66
69
67
67
67
68
71
72
73
74
77
79
85
91

Pressure (mb)

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

Ozone (du)

367
369
370
373
376
376
378
375
378
387
396
403
403
407
411
413
417
419
418
420
421
422
424
425

Tuesday 24

Waxing Crescent 37%

06:23

02:56

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 OK
18 OK
19 OK
20 OK
21 Bad
22 Bad
23 Bad
00 Bad
01 OK
02 Bad

Sun - Rise: 06:02, Set: 18:40, Transit: 12:21. Moon - Rise: 06:23, Set: 02:56. Civil Dark: 19:22 - 05:19. Nautical Dark: 20:14 - 04:27. Astro Dark: 21:12 - 03:29

Total Clouds (% Sky Obscured)

95
94
90
87
81
85
88
80
76
65
72
66
51
42
35
31
28
41
51
57
63
53
45
52

Low Clouds (% Sky Obscured)

30
28
39
48
61
65
69
73
76
65
72
66
51
42
35
31
28
41
51
57
63
53
45
52

Medium Clouds (% Sky Obscured)

26
26
25
27
25
74
71
32
35
34
30
30
23
20
24
26
28
34
28
23
16
8
0
0

High Clouds (% Sky Obscured)

0
5
8
10
5
7
15
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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 (%)

7
9
17
16
20
23
24
29
21
21
13
24
26
19
16
8
0
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

86
88
89
91
91
88
83
77
67
55
50
49
48
48
47
52
55
61
64
66
69
73
75
78

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012

Ozone (du)

427
428
428
427
426
420
425
430
430
438
442
442
440
438
436
435
433
432
429
425
422
421
419
418

Wednesday 25

First Quarter 49%

07:01

04:31

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 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 OK

Sun - Rise: 05:59, Set: 18:42, Transit: 12:21. Moon - Rise: 07:01, Set: 04:31. Civil Dark: 19:25 - 05:16. Nautical Dark: 20:17 - 04:24. Astro Dark: 21:16 - 03:25

Total Clouds (% Sky Obscured)

55
56
64
76
87
84
80
77
73
69
56
53
54
55
64
68
72
76
86
86
85
66
50
40

Low Clouds (% Sky Obscured)

55
56
52
42
46
41
39
33
22
11
0
0
0
0
7
16
28
27
27
25
23
18
16
21

Medium Clouds (% Sky Obscured)

0
1
3
13
11
11
11
10
9
8
9
12
16
39
39
54
50
44
44
43
42
29
13
10

High Clouds (% Sky Obscured)

3
3
4
4
2
2
2
1
2
3
12
13
14
10
10
5
5
5
5
5
5
5
10
5

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
1
1
7

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
78
78
72
70
65
60
55
51
53
55
56
58
61
63
66
69
71
73
74
77
75
77
75

Pressure (mb)

1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

415
412
409
407
406
405
403
402
401
400
400
400
400
400
400
400
400
400
401
403
404
404
403
403

Thursday 26

Waxing Gibbous 60%

08:31

05:11

Sun - Rise: 05:56, Set: 18:45, Transit: 12:20. Moon - Rise: 08:31, Set: 05:11. Civil Dark: 19:27 - 05:13. Nautical Dark: 20:20 - 04:20. Astro Dark: 21:20 - 03:21

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Bäckby, Loviisa, Finland (60.57,26.21)

Generated: 20/03/26 03:27:53. Forecast: 20/03/26 to 26/03/26. Timezone: UTC+2.00