Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 3%

06:21

21:18

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

Sun - Rise: 06:22, Set: 18:37, Transit: 12:29. Moon - Rise: 06:21, Set: 21:18. Civil Dark: 19:18 - 05:40. Nautical Dark: 20:08 - 04:50. Astro Dark: 21:03 - 03:55

Total Clouds (% Sky Obscured)

0
1
1
6
10
18
29
23
50
69
37
24
32
94
15
8
6
8
3
2
4
3
1
1

Low Clouds (% Sky Obscured)

0
0
0
1
2
2
0
0
0
0
0
0
0
0
0
0
1
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
24
20
21
18
16
16
2
0
0
0
0
0
0
0
3
2
0
0

High Clouds (% Sky Obscured)

0
1
1
2
2
18
14
10
48
69
21
3
28
94
12
5
2
2
1
1
1
1
1
1

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)

7
7
6
8
8
8
8
7
6
5
5
6
6
6
6
5
7
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

92
92
91
91
89
84
77
70
67
63
60
61
61
62
67
73
79
85
86
88
88
88
84
84

Pressure (mb)

1018
1018
1018
1018
1019
1019
1019
1020
1020
1020
1020
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1022
1022

Ozone (du)

419
415
417
419
414
406
405
405
406
401
397
393
390
386
385
383
382
384
382
382
381
381
379
378

Saturday 21

Waxing Crescent 8%

06:21

23:06

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

Sun - Rise: 06:19, Set: 18:39, Transit: 12:29. Moon - Rise: 06:21, Set: 23:06. Civil Dark: 19:21 - 05:37. Nautical Dark: 20:11 - 04:47. Astro Dark: 21:06 - 03:52

Total Clouds (% Sky Obscured)

1
1
4
3
3
5
5
2
2
5
2
13
9
27
43
27
24
12
100
100
100
99
58
12

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
1
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5
10
45
63
58
87
32
0

High Clouds (% Sky Obscured)

1
1
3
2
2
2
4
2
2
4
2
12
9
23
43
27
24
12
100
100
100
90
18
9

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-2
-2
-2
-2
-2
-2
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

84
84
86
88
86
81
81
79
77
76
74
74
74
74
76
76
76
78
76
77
77
78
80
81

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1021
1020

Ozone (du)

376
377
378
376
373
374
373
374
373
374
375
374
374
376
376
376
375
374
373
372
372
379
385
395

Sunday 22

Waxing Crescent 16%

06:22

01:00

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

Sun - Rise: 06:16, Set: 18:42, Transit: 12:29. Moon - Rise: 06:22, Set: 01:00. Civil Dark: 19:23 - 05:34. Nautical Dark: 20:14 - 04:43. Astro Dark: 21:10 - 03:48

Total Clouds (% Sky Obscured)

57
25
58
20
35
69
31
13
15
34
10
23
29
20
48
31
34
20
10
0
0
0
5
0

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
6
1
0
0
0
0
0
1
0
1
1
1
9
18
15
10
9
2
0
0
0
0
0

High Clouds (% Sky Obscured)

56
15
58
20
31
69
31
13
15
34
10
23
29
15
44
31
29
20
10
0
0
0
5
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
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)

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

Chance of Frost

Temperature (°C)

1
1
1
1
1
1
2
2
2
2
3
3
3
2
2
2
2
2
2
2
1
1
1
1

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
83
84
86
86
86
86
86
85
85
85
83
83
83
85
83
80
80
81
83
83
81
83
80

Pressure (mb)

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

Ozone (du)

397
397
392
382
377
376
376
372
369
366
364
363
362
362
362
362
361
360
360
361
363
365
367
368

Monday 23

Waxing Crescent 26%

06:27

02:54

03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
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: 06:13, Set: 18:44, Transit: 12:28. Moon - Rise: 06:27, Set: 02:54. Civil Dark: 19:26 - 05:31. Nautical Dark: 20:17 - 04:40. Astro Dark: 21:13 - 03:44

Total Clouds (% Sky Obscured)

0
5
4
1
0
0
0
0
0
1
1
7
18
29
45
50
59
64
71
77
84
87
83
92

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
7
15
24
42
46
59
59
49
43
46
47
47
51

Medium Clouds (% Sky Obscured)

0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
32
41
28
34
44
77

High Clouds (% Sky Obscured)

0
5
4
0
0
0
0
0
0
0
0
0
0
0
7
1
0
10
21
26
25
14
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
6
7
5
15

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
81
81
81
80
80
82
82
83
82
80
77
79
79
79
80
82
83
85
86
89
93
96

Pressure (mb)

1017
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1013
1013
1012
1012
1012
1012
1011
1011
1011
1011
1010
1010
1009

Ozone (du)

370
372
372
372
373
372
373
380
391
401
403
403
409
414
421
420
427
428
428
427
427
428
431
432

Tuesday 24

Waxing Crescent 37%

06:41

02:54

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 Good
22 Good
23 Good
00 Good
01 Good
02 Good

Sun - Rise: 06:10, Set: 18:47, Transit: 12:28. Moon - Rise: 06:41, Set: 02:54. Civil Dark: 19:28 - 05:28. Nautical Dark: 20:20 - 04:37. Astro Dark: 21:16 - 03:40

Total Clouds (% Sky Obscured)

87
95
96
98
100
100
98
100
95
90
81
77
68
60
46
35
27
19
12
0
1
1
3
6

Low Clouds (% Sky Obscured)

62
73
81
90
99
100
98
100
95
90
81
77
68
60
46
35
27
19
12
0
0
0
1
1

Medium Clouds (% Sky Obscured)

47
52
91
95
95
94
65
62
50
51
49
39
31
21
15
8
0
0
0
0
0
0
0
0

High 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
1

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 (%)

22
25
32
33
30
28
28
26
20
16
10
10
6
3
1
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
6
5
5
4
4
5
6
7
7
8
8
7
8
8
8
8
7
6
6
5
5
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
96
96
96
96
93
84
74
68
68
66
60
59
59
58
62
64
68
71
75
80
81
80
81

Pressure (mb)

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

Ozone (du)

431
428
420
420
426
434
434
438
441
444
439
430
431
432
432
428
423
418
416
413
410
409
407
405

Wednesday 25

First Quarter 49%

07:23

04:24

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

Sun - Rise: 06:07, Set: 18:49, Transit: 12:28. Moon - Rise: 07:23, Set: 04:24. Civil Dark: 19:31 - 05:25. Nautical Dark: 20:22 - 04:33. Astro Dark: 21:20 - 03:36

Total Clouds (% Sky Obscured)

9
11
21
30
40
31
27
24
31
46
69
80
91
96
97
96
97
98
99
100
99
98
96
86

Low Clouds (% Sky Obscured)

1
1
1
1
0
0
0
0
0
1
2
6
9
10
14
15
18
32
41
40
26
18
14
15

Medium Clouds (% Sky Obscured)

1
1
10
15
22
29
26
24
29
32
38
53
67
79
84
86
88
92
96
99
81
63
45
41

High Clouds (% Sky Obscured)

2
3
2
1
5
5
5
5
7
8
10
8
7
5
5
0
0
25
51
77
58
41
23
16

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
1
12
15
6
8
9
9
12
11
4
8

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
83
83
81
81
81
78
76
73
70
69
66
70
73
76
76
77
76
76
74
73
74
75
77

Pressure (mb)

1012
1012
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1009
1009
1009
1009
1009
1008
1008
1008
1009
1008
1008
1008

Ozone (du)

404
402
401
400
399
398
398
398
399
399
400
400
401
401
401
401
401
400
402
403
404
404
404
404

Thursday 26

Waxing Gibbous 61%

08:50

05:08

Sun - Rise: 06:04, Set: 18:51, Transit: 12:27. Moon - Rise: 08:50, Set: 05:08. Civil Dark: 19:34 - 05:21. Nautical Dark: 20:25 - 04:30. Astro Dark: 21:23 - 03:32

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 Pippurn, Helsinki, Finland (60.05,24.39)

Generated: 20/03/26 03:24:35. Forecast: 20/03/26 to 26/03/26. Timezone: UTC+2.00