Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 17

Waning Crescent 3%

06:23

16:20

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 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 06:31, Set: 18:29, Transit: 12:30. Moon - Rise: 06:23, Set: 16:20. Civil Dark: 19:11 - 05:46. Nautical Dark: 20:01 - 04:56. Astro Dark: 20:54 - 04:02

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
96
93
94
94
76
88
76
48
72
64
42
39
44
42
52
58
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
91
92
93
92
70
85
75
48
56
47
42
39
44
42
52
58
72

Medium Clouds (% Sky Obscured)

88
89
77
66
53
55
39
25
0
0
0
0
0
0
0
0
0
0
0
8
17
19
5
7

High Clouds (% Sky Obscured)

6
1
1
25
34
81
88
1
0
0
0
0
1
1
1
12
11
1
0
4
1
25
4
22

ISS Passover

Visibility (miles)

0
0
1
2
3
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

100
100
100
100
99
20
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
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 (%)

95
47
6
3
4
8
4
3
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.1
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
4
3
3
3
2
3
4
5
5
6
5
6
6
4
5
5
4
5
5
5
5
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
96
93
89
86
85
83
79
80
76
76
82
93
94
94
96
92
92
92
92
92

Pressure (mb)

1018
1018
1019
1020
1020
1021
1021
1022
1022
1023
1023
1024
1024
1025
1026
1027
1027
1028
1028
1028
1028
1029
1029
1029

Ozone (du)

341
342
348
358
366
374
380
389
402
409
406
400
399
398
399
397
395
393
394
390
389
383
380
381

Wednesday 18

Waning Crescent 1%

06:22

17:57

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 Bad
05 Bad

Sun - Rise: 06:28, Set: 18:32, Transit: 12:30. Moon - Rise: 06:22, Set: 17:57. Civil Dark: 19:13 - 05:43. Nautical Dark: 20:03 - 04:53. Astro Dark: 20:57 - 03:59

Total Clouds (% Sky Obscured)

100
100
100
100
100
99
100
92
92
100
95
73
76
97
88
91
93
91
100
100
99
99
100
100

Low Clouds (% Sky Obscured)

72
72
75
80
85
90
90
90
85
90
95
73
76
87
83
86
87
86
88
94
97
98
100
100

Medium Clouds (% Sky Obscured)

29
9
15
63
88
83
23
30
66
74
45
25
0
0
0
1
0
0
0
0
0
56
77
57

High Clouds (% Sky Obscured)

20
16
16
44
25
24
20
12
10
15
15
73
76
93
34
20
30
35
100
100
93
56
73
72

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
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
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
7
8
9
10
11
11
11
11
11
11
11
11
11
11
11
10
10
10
9
9
8
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
92
88
83
77
75
72
72
71
72
73
73
76
78
80
81
84
86
88
88
88
89
89
91

Pressure (mb)

1029
1029
1029
1030
1030
1030
1030
1029
1029
1029
1028
1028
1027
1027
1027
1026
1026
1025
1024
1024
1023
1022
1022
1021

Ozone (du)

378
375
372
370
367
366
364
360
357
353
349
344
342
342
341
341
341
341
342
343
343
343
345
346

Thursday 19

New Moon 0%

06:21

19:35

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

Sun - Rise: 06:25, Set: 18:34, Transit: 12:30. Moon - Rise: 06:21, Set: 19:35. Civil Dark: 19:16 - 05:40. Nautical Dark: 20:06 - 04:50. Astro Dark: 21:01 - 03:55

Total Clouds (% Sky Obscured)

100
100
100
100
99
95
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

91
69
67
67
38
6
4
5
12
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

67
64
83
89
84
90
100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

77
90
83
93
92
79
35
50
100
100
89
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
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 (%)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
94
94
94
94
93
85
82
81
79
82
82
86
89
85
85
85
89
91
92
92
92
92
92

Pressure (mb)

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

Ozone (du)

342
341
341
340
334
331
335
346
360
379
394
416
438
448
441
432
435
442
439
436
432
429
427
426

Friday 20

Waxing Crescent 3%

06:20

21:18

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 OK
01 OK
02 OK
03 OK
04 OK
05 Good

Sun - Rise: 06:22, Set: 18:37, Transit: 12:29. Moon - Rise: 06:20, Set: 21:18. Civil Dark: 19:18 - 05:37. Nautical Dark: 20:09 - 04:46. Astro Dark: 21:04 - 03:51

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
2
2
14
26
39
33
28
23
17

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
11
19
22
16
9
2
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
2
8
14
22
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
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
89
80
69
63
58
55
56
55
54
56
56
66
73
79
80
77
79
80
81
81
81
81
84

Pressure (mb)

1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1023
1023
1024
1024
1024
1024
1024
1024
1024

Ozone (du)

423
420
417
414
410
406
402
400
397
393
389
384
382
380
376
374
372
371
369
368
367
367
366
366

Saturday 21

Waxing Crescent 8%

06:20

23:07

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

Sun - Rise: 06:19, Set: 18:39, Transit: 12:29. Moon - Rise: 06:20, Set: 23:07. Civil Dark: 19:21 - 05:34. Nautical Dark: 20:12 - 04:43. Astro Dark: 21:07 - 03:47

Total Clouds (% Sky Obscured)

11
8
29
40
57
72
85
99
80
59
39
26
15
6
90
81
69
61
44
38
42
49
56
62

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
24
33
40
41
38
30
27
28
23
28

Medium Clouds (% Sky Obscured)

2
2
6
11
15
29
44
62
50
39
27
20
11
0
40
20
0
0
0
0
3
8
14
25

High Clouds (% Sky Obscured)

10
4
16
26
38
58
78
98
76
51
26
18
9
1
77
59
41
28
16
3
14
24
34
53

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

88
86
80
75
67
64
60
57
55
55
58
62
68
73
76
77
79
78
77
76
73
73
74
73

Pressure (mb)

1024
1024
1024
1024
1025
1024
1024
1024
1024
1024
1024
1024
1024
1024
1024
1022
1022
1022
1022
1022
1022
1022
1022
1021

Ozone (du)

366
367
366
366
367
367
368
369
370
370
370
369
369
368
367
367
366
366
366
365
365
364
364
363

Sunday 22

Waxing Crescent 16%

06:21

01:02

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

Sun - Rise: 06:16, Set: 18:42, Transit: 12:29. Moon - Rise: 06:21, Set: 01:02. Civil Dark: 19:24 - 05:31. Nautical Dark: 20:14 - 04:40. Astro Dark: 21:10 - 03:43

Total Clouds (% Sky Obscured)

68
87
88
93
92
94
92
91
91
93
96
83
68
55
43
31
17
17
16
16
13
10
12
18

Low Clouds (% Sky Obscured)

35
45
55
68
42
27
22
17
17
21
22
29
32
36
43
31
17
17
16
15
10
10
10
11

Medium Clouds (% Sky Obscured)

47
66
68
75
76
81
85
91
90
90
85
61
51
41
15
9
8
6
5
4
4
2
0
0

High Clouds (% Sky Obscured)

68
87
76
51
27
51
76
91
91
93
96
83
68
55
43
30
5
4
3
3
13
10
12
18

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
71
72
64
58
53
47
42
39
42
46
52
59
67
76
76
77
76
80
81
84
84
86
86

Pressure (mb)

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

Ozone (du)

364
364
364
366
367
369
369
370
371
374
377
381
383
385
386
389
391
394
396
398
401
401
402
402

Monday 23

Waxing Crescent 26%

06:26

02:56

06 OK
07 OK
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

Sun - Rise: 06:13, Set: 18:44, Transit: 12:28. Moon - Rise: 06:26, Set: 02:56. Civil Dark: 19:26 - 05:28. Nautical Dark: 20:17 - 04:36. Astro Dark: 21:14 - 03:39

Total Clouds (% Sky Obscured)

33
38
52
57
67
72
77
81
81
81
85
87
93
95
95
97
100
99
99
98

Low Clouds (% Sky Obscured)

17
22
25
39
47
57
68
75
70
74
69
76
73
71
69
66
64
70
79
88

Medium Clouds (% Sky Obscured)

0
0
3
3
5
1
1
2
1
5
9
11
21
29
22
15
4
23
43
62

High Clouds (% Sky Obscured)

33
38
52
57
67
65
50
33
37
42
46
43
40
36
52
69
85
69
53
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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
81
80
73
67
63
60
57
56
58
59
60
67
73
83
83
83
83
81
81

Pressure (mb)

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

Ozone (du)

404
405
407
406
406
405
409
413
417
417
416
415
414
413
413
413
414
415
417
419

Forecast for Vols, Helsinki, Finland (60.17,24.39)

Generated: 17/03/26 06:58:36. Forecast: 17/03/26 to 23/03/26. Timezone: UTC+2.00