Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 19

New Moon 3%

04:03

20:33

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:44, Set: 18:14, Transit: 12:03. Moon - Rise: 04:03, Set: 20:33. Civil Dark: 19:59 - 03:58. Nautical Dark: 23:30 - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

83
78
78
75
74
84
86
89
77
93
100
100
99
99
100
100
100
100
100
81
99
97
96
97

Low Clouds (% Sky Obscured)

27
25
17
5
10
67
66
39
38
49
41
34
28
37
40
46
40
76
57
68
88
85
92
94

Medium Clouds (% Sky Obscured)

3
22
37
4
1
2
0
0
6
14
59
100
98
98
100
100
100
100
100
56
87
93
85
85

High Clouds (% Sky Obscured)

0
3
63
57
9
1
0
67
17
54
100
100
70
70
70
65
60
60
31
27
0
0
0
0

ISS Passover

Visibility (miles)

9
9
4
5
5
5
5
9
9
8
9
9
9
9
9
9
9
9
9
9
0
0
0
0

Fog (%)

0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
1
2
4
5
6
8
6

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Snow
None
Snow
Snow
Snow
Snow
None

Precipitation Probability (%)

0
0
2
10
3
2
2
0
2
0
1
0
0
5
6
11
26
40
47
74
76
57
54
33

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0
0.4
0.4
0.1
0.2
0

Wind Speed/Direction (mph)

5
5
5
5
5
6
6
6
7
7
7
8
9
9
11
11
12
14
14
13
11
9
7
7

Chance of Frost

Temperature (°C)

-8
-8
-8
-9
-9
-9
-9
-9
-9
-9
-9
-9
-8
-9
-9
-8
-7
-7
-7
-7
-6
-7
-7
-6

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-11
-11
-11
-12
-11
-11
-12
-11
-11
-11
-11
-11
-11
-10
-10
-9
-9
-9
-8
-8
-8
-7

Relative Humidity (%)

85
85
83
85
85
82
83
83
81
82
83
82
82
82
80
82
83
85
85
85
87
90
90
90

Pressure (mb)

992
993
993
993
992
992
992
991
991
990
990
988
987
986
985
983
982
980
978
977
977
977
977
977

Ozone (du)

450
452
451
455
454
448
445
441
438
439
437
432
430
429
427
425
423
420
417
419
424
429
432
434

Friday 20

Waxing Crescent 8%

No Rise

No Set

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:36, Set: 18:22, Transit: 12:02. Moon - Rise: No Rise, Set: No Set. Civil Dark: 20:08 - 03:48. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
94
96
98
94
75
67
100
100
100
100
100
100
96
96
78
52
98
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

96
92
90
91
88
63
52
51
68
88
60
61
64
85
75
53
48
59
55
51
50
50
59
55

Medium Clouds (% Sky Obscured)

81
27
6
9
8
26
67
100
100
100
100
100
100
67
65
59
52
91
99
100
100
100
88
24

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
38
32
11
7
2
9

ISS Passover

Visibility (miles)

1
1
2
2
9
6
9
9
2
1
8
9
4
1
1
8
9
9
9
9
9
9
9
9

Fog (%)

5
4
2
1
0
0
0
0
0
0
0
0
3
7
1
1
3
3
3
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 (%)

25
25
8
11
16
8
13
27
35
30
28
37
37
33
27
21
26
20
21
16
13
13
13
9

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

Chance of Frost

Temperature (°C)

-6
-7
-7
-6
-6
-6
-6
-6
-6
-5
-6
-6
-5
-5
-6
-7
-6
-6
-6
-6
-7
-7
-7
-6

Feels Like (°C)

-11
-12
-12
-11
-11
-11
-10
-10
-10
-10
-10
-10
-9
-9
-10
-10
-10
-9
-10
-10
-10
-11
-11
-10

Dew Point (°C)

-8
-9
-8
-8
-8
-8
-8
-8
-7
-7
-8
-7
-7
-6
-8
-9
-8
-8
-8
-8
-9
-10
-10
-9

Relative Humidity (%)

89
87
89
89
89
87
87
87
89
87
87
87
87
89
89
87
89
85
84
82
80
80
79
79

Pressure (mb)

977
977
977
977
977
978
977
977
977
977
977
977
977
977
977
978
978
979
979
979
979
979
979
979

Ozone (du)

437
440
443
443
442
441
438
435
435
438
441
443
443
442
443
444
446
445
447
449
455
464
473
475

Saturday 21

Waxing Crescent 16%

No Rise

No Set

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:28, Set: 18:29, Transit: 12:02. Moon - Rise: No Rise, Set: No Set. Civil Dark: 20:16 - 03:39. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

98
100
98
97
93
94
92
93
92
85
91
91
87
87
85
84
84
83
81
88
81
65
62
62

Low Clouds (% Sky Obscured)

51
46
48
52
62
79
79
86
76
51
60
62
65
65
63
64
63
48
45
48
51
54
52
50

Medium Clouds (% Sky Obscured)

23
83
88
58
10
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
8
12
8
4

High Clouds (% Sky Obscured)

13
24
32
45
42
50
50
50
50
55
60
58
59
50
60
46
32
22
20
8
3
3
2
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
5
3
2
2
8
6
5
6
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 (%)

8
8
6
5
6
9
11
19
7
3
2
6
9
3
3
2
1
0
0
2
2
1
1
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
4
4
3
3
3
3
3
3
3
3
3
4
4
4
5
5
5
5
5
5
6
6
7

Chance of Frost

Temperature (°C)

-7
-7
-7
-7
-8
-8
-8
-8
-8
-8
-9
-9
-9
-9
-10
-9
-9
-9
-10
-10
-10
-10
-10
-10

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-10
-10
-11
-11
-11
-10
-10
-10
-10
-10
-11
-11
-12
-12
-12
-12
-12
-13
-13
-13
-13
-13

Relative Humidity (%)

77
77
80
80
79
80
82
83
87
88
88
88
85
85
83
83
83
81
80
78
75
77
77
77

Pressure (mb)

979
979
980
980
980
980
981
981
981
981
982
982
982
983
983
984
985
985
986
986
986
987
987
987

Ozone (du)

476
476
479
483
485
489
492
494
494
496
495
491
489
486
486
487
489
495
502
504
505
495
494
498

Sunday 22

Waxing Crescent 26%

No Rise

No Set

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

Sun - Rise: 05:20, Set: 18:36, Transit: 12:02. Moon - Rise: No Rise, Set: No Set. Civil Dark: 20:25 - 03:29. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

53
51
68
58
55
57
58
43
36
65
58
51
74
39
43
40
43
43
46
71
72
71
76
80

Low Clouds (% Sky Obscured)

48
51
65
55
54
54
51
43
36
35
39
46
53
39
43
40
43
43
46
71
72
71
76
76

Medium Clouds (% Sky Obscured)

2
1
2
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
0
0
0
0
16
30

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
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
8
8

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
1
1
0
3
4
2
8
8
8
14
16
16
10
9
10
8
6
5
13
16
17
12
16

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
8
9
9
9
9
8
8
8
8
8
8
8
8
8
7
7
7
6
6
7
7
7

Chance of Frost

Temperature (°C)

-10
-10
-11
-11
-11
-11
-12
-12
-12
-12
-12
-12
-12
-12
-11
-12
-12
-12
-12
-13
-13
-13
-14
-14

Feels Like (°C)

-15
-15
-16
-17
-16
-17
-17
-17
-17
-17
-18
-17
-17
-18
-16
-17
-17
-17
-17
-17
-18
-18
-19
-19

Dew Point (°C)

-13
-13
-14
-14
-14
-14
-15
-15
-15
-14
-15
-14
-14
-14
-14
-15
-15
-16
-16
-16
-16
-16
-17
-17

Relative Humidity (%)

78
80
80
78
80
78
78
75
78
80
79
81
81
81
78
78
78
76
75
76
74
78
74
78

Pressure (mb)

988
988
988
988
988
988
988
988
988
988
988
988
988
989
989
989
989
989
989
989
990
990
990
991

Ozone (du)

497
489
487
488
487
489
489
488
488
485
483
484
485
485
486
489
488
488
487
487
487
486
485
486

Monday 23

Waxing Crescent 37%

No Rise

No Set

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
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 05:12, Set: 18:43, Transit: 12:01. Moon - Rise: No Rise, Set: No Set. Civil Dark: 20:34 - 03:19. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

49
49
53
52
45
45
40
35
38
43
46
75
76
61
49
41
44
43
50
49
48
50
58
56

Low Clouds (% Sky Obscured)

49
49
53
52
45
45
40
35
38
35
35
34
37
18
14
9
11
11
13
10
10
7
8
10

Medium Clouds (% Sky Obscured)

42
47
53
52
45
45
40
35
38
43
41
70
60
46
43
40
44
43
50
49
48
50
49
44

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
4
14
3
2
1
2
2
2
2
2
2
2
2

ISS Passover

Visibility (miles)

8
8
8
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 (%)

16
14
12
13
18
18
22
13
11
14
10
9
13
4
4
3
1
0
0
3
2
3
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
8
8
8
8
8
7
7
7
5
4
5
5
5
4
5
4
4
5
5
4
3
3
4

Chance of Frost

Temperature (°C)

-14
-14
-15
-15
-15
-16
-16
-16
-16
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-17
-18

Feels Like (°C)

-19
-19
-19
-20
-19
-19
-19
-19
-19
-19
-19
-19
-20
-20
-21
-21
-22
-22
-22
-23
-20
-19
-19
-19

Dew Point (°C)

-17
-18
-18
-19
-20
-21
-22
-23
-24
-25
-25
-25
-25
-24
-24
-24
-24
-24
-23
-23
-22
-22
-22
-22

Relative Humidity (%)

74
75
74
72
69
63
59
54
50
47
47
48
50
52
53
54
55
56
59
60
61
63
65
67

Pressure (mb)

991
992
992
993
993
993
994
994
995
995
996
996
996
997
996
996
996
996
997
997
997
998
998
998

Ozone (du)

488
489
491
495
495
488
480
475
471
467
467
469
472
474
477
479
481
479
477
475
474
474
473
472

Tuesday 24

Waxing Crescent 49%

No Rise

No Set

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 OK
10 OK
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK

Sun - Rise: 05:04, Set: 18:51, Transit: 12:01. Moon - Rise: No Rise, Set: No Set. Civil Dark: 20:44 - 03:09. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

53
54
56
57
65
69
78
78
78
74
66
58
50
38
29
18
15
12
9
11
12
17
16
16

Low Clouds (% Sky Obscured)

11
13
15
15
13
9
5
5
5
5
18
31
45
38
29
18
15
12
9
11
12
17
16
15

Medium Clouds (% Sky Obscured)

37
39
40
45
51
58
65
65
65
66
54
42
30
21
12
4
2
1
0
0
0
0
1
6

High Clouds (% Sky Obscured)

3
2
2
3
4
5
5
6
5
5
4
2
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 (%)

0
2
0
0
0
0
0
0
0
0
0
3
0
5
9
8
5
5
4
1
0
0
3
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)

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

Chance of Frost

Temperature (°C)

-18
-18
-19
-19
-19
-19
-19
-19
-19
-19
-19
-20
-20
-20
-20
-19
-19
-19
-19
-18
-18
-18
-19
-19

Feels Like (°C)

-19
-19
-21
-22
-22
-23
-22
-23
-22
-22
-22
-22
-22
-22
-22
-23
-23
-22
-22
-21
-20
-21
-20
-20

Dew Point (°C)

-22
-22
-22
-22
-23
-23
-22
-22
-22
-22
-22
-22
-22
-22
-22
-22
-22
-21
-21
-21
-21
-22
-22
-23

Relative Humidity (%)

69
71
73
73
75
75
77
77
79
79
80
80
80
79
80
79
77
78
78
77
76
74
73
72

Pressure (mb)

998
998
998
998
998
999
999
999
999
999
999
999
999
999
1000
1000
1000
1001
1001
1002
1002
1002
1003
1003

Ozone (du)

471
469
466
463
460
463
465
468
470
471
473
474
475
475
475
474
474
473
472
471
471
470
469
466

Wednesday 25

First Quarter 49%

No Rise

No Set

18 OK
19 OK
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
11 Bad
12 Bad

Sun - Rise: 04:56, Set: 18:58, Transit: 12:01. Moon - Rise: No Rise, Set: No Set. Civil Dark: 20:54 - 02:58. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

19
24
30
32
43
49
51
45
30
22
23
25
26
28
31
36
40
46
52

Low Clouds (% Sky Obscured)

1
22
30
32
43
49
51
45
30
22
23
25
23
28
31
36
40
46
48

Medium Clouds (% Sky Obscured)

19
24
19
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
2

High Clouds (% Sky Obscured)

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
9
9
8
8
8
8
9
9

Fog (%)

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

Precipitation Probability (%)

0
5
6
3
11
15
13
14
12
11
11
9
5
9
7
2
3
3
0

Precipitation Amount (mm)

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
4
4
3
3
3
3
3
3
3
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

-19
-20
-20
-20
-20
-20
-20
-20
-20
-20
-21
-21
-21
-21
-20
-20
-19
-19
-19

Feels Like (°C)

-20
-20
-22
-22
-21
-21
-21
-21
-22
-22
-23
-23
-23
-23
-23
-23
-23
-23
-23

Dew Point (°C)

-23
-24
-24
-24
-24
-23
-23
-23
-23
-23
-23
-24
-24
-24
-23
-23
-22
-22
-22

Relative Humidity (%)

72
71
69
71
70
73
73
74
76
75
77
77
77
76
77
79
79
80
80

Pressure (mb)

1003
1003
1003
1003
1003
1003
1004
1004
1004
1004
1005
1005
1005
1005
1006
1006
1006
1006
1006

Ozone (du)

462
458
460
463
465
470
476
481
486
492
497
499
501
504
501
498
495
500
505

Forecast for Longyearbyen, Spitsbergen, Svalbard and Jan Mayen (78.15,16.04)

Generated: 19/03/26 18:40:57. Forecast: 19/03/26 to 25/03/26. Timezone: UTC+1.00