Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 18

New Moon 1%

07:33

No Set

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

Sun - Rise: 07:37, Set: 19:52, Transit: 13:44. Moon - Rise: 07:33, Set: No Set. Civil Dark: 20:37 - 06:52. Nautical Dark: 21:28 - 05:58. Astro Dark: 22:28 - 04:57

Total Clouds (% Sky Obscured)

35
30
69
66
51
48
44
48
44
3
2
2
16
87
88
89
96
99
100
100
99
92
89
84

Low Clouds (% Sky Obscured)

0
0
60
62
51
48
44
48
44
0
0
0
0
0
0
0
64
78
83
80
84
86
81
73

Medium Clouds (% Sky Obscured)

0
0
0
3
0
0
0
0
0
0
0
0
14
87
88
89
96
96
100
100
94
69
70
69

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
4
0
4
80
80
85
90
89
75

ISS Passover

Visibility (miles)

1
1
1
3
5
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
0
0
0

Fog (%)

0
0
0
0
0
0
0
1
0
0
0
1
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
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
19
29
29
30
38
39
35

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
3
4
4
4
5
5
5
4
5
5
5
5
6
6
6
5
7
7
7
9
8
7
7

Chance of Frost

Temperature (°C)

-19
-20
-21
-23
-24
-25
-26
-27
-28
-29
-29
-30
-29
-28
-25
-22
-21
-20
-19
-19
-18
-18
-18
-19

Feels Like (°C)

-24
-25
-26
-27
-28
-28
-29
-30
-31
-31
-32
-33
-32
-31
-28
-25
-24
-24
-24
-24
-24
-23
-23
-24

Dew Point (°C)

-22
-23
-24
-25
-27
-28
-29
-30
-31
-31
-32
-33
-32
-31
-30
-27
-26
-25
-24
-24
-23
-21
-20
-21

Relative Humidity (%)

81
79
78
79
75
74
74
74
75
75
74
73
72
68
63
61
58
62
61
63
64
78
84
84

Pressure (mb)

1013
1013
1013
1014
1014
1014
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1018
1018

Ozone (du)

456
446
436
451
451
450
455
465
466
464
460
460
460
455
447
443
447
456
453
453
466
473
475
479

Thursday 19

Waxing Crescent 5%

07:27

21:36

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

Sun - Rise: 07:34, Set: 19:54, Transit: 13:44. Moon - Rise: 07:27, Set: 21:36. Civil Dark: 20:39 - 06:49. Nautical Dark: 21:31 - 05:54. Astro Dark: 22:32 - 04:52

Total Clouds (% Sky Obscured)

85
88
83
77
50
22
31
34
35
11
18
62
17
7
6
5
5
4
5
6
5
22
49
84

Low Clouds (% Sky Obscured)

73
72
67
63
14
0
3
3
3
0
0
4
1
1
0
1
2
2
1
3
2
3
15
34

Medium Clouds (% Sky Obscured)

59
35
42
26
15
13
2
3
4
3
9
45
12
0
0
0
0
0
0
0
0
22
49
73

High Clouds (% Sky Obscured)

80
0
0
0
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
1
6
8
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 (%)

23
15
3
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
7
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
4
4
3
3
2
2

Chance of Frost

Temperature (°C)

-19
-20
-21
-22
-23
-23
-24
-25
-26
-27
-28
-29
-28
-26
-24
-22
-21
-19
-18
-17
-17
-17
-18
-20

Feels Like (°C)

-24
-25
-26
-26
-27
-28
-28
-30
-30
-31
-31
-32
-33
-30
-27
-25
-24
-22
-21
-20
-20
-19
-20
-23

Dew Point (°C)

-21
-22
-23
-24
-25
-26
-27
-28
-29
-30
-32
-32
-32
-31
-30
-28
-27
-25
-24
-23
-23
-23
-22
-24

Relative Humidity (%)

83
83
78
79
77
75
74
73
72
71
67
67
65
59
57
56
56
60
59
60
60
62
73
73

Pressure (mb)

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

Ozone (du)

473
477
478
492
500
502
501
500
488
493
495
495
492
482
485
482
473
468
460
457
458
455
463
465

Friday 20

Waxing Crescent 11%

07:21

23:27

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
18 Bad
19 Bad
20 OK

Sun - Rise: 07:31, Set: 19:57, Transit: 13:44. Moon - Rise: 07:21, Set: 23:27. Civil Dark: 20:42 - 06:45. Nautical Dark: 21:34 - 05:50. Astro Dark: 22:36 - 04:48

Total Clouds (% Sky Obscured)

95
95
98
94
98
98
99
100
100
99
94
75
69
54
60
60
60
60
60
55
55
50
32
18

Low Clouds (% Sky Obscured)

81
80
77
70
80
83
83
84
91
88
77
72
69
53
60
60
60
60
60
55
55
50
30
6

Medium Clouds (% Sky Obscured)

80
80
78
78
83
93
88
94
90
95
87
7
0
0
0
0
0
0
0
1
7
1
0
2

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
9
8
1
1
2
1
1
1
1
1
2
1
2
4
6
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
1
1
6
12
23
27
28
28
27
19
6
3
7
0
0
0
0
0
0
0
3
1

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)

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

Chance of Frost

Temperature (°C)

-22
-22
-22
-22
-22
-22
-23
-24
-24
-24
-24
-25
-23
-22
-20
-18
-18
-17
-16
-16
-16
-16
-17
-19

Feels Like (°C)

-25
-26
-26
-26
-26
-26
-27
-27
-27
-28
-29
-28
-27
-26
-24
-23
-23
-23
-22
-22
-22
-22
-23
-25

Dew Point (°C)

-25
-25
-25
-25
-25
-25
-26
-26
-27
-27
-27
-27
-26
-24
-23
-22
-21
-21
-21
-21
-21
-20
-21
-23

Relative Humidity (%)

71
73
73
74
76
76
77
76
76
76
76
75
76
76
76
73
71
68
68
67
66
70
72
72

Pressure (mb)

1026
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1025
1025
1026
1025
1025
1025
1025
1025
1025
1025
1025

Ozone (du)

464
467
465
464
460
455
454
454
461
470
478
481
488
486
482
481
483
486
487
486
480
474
470
469

Saturday 21

Waxing Crescent 19%

07:14

01:28

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

Sun - Rise: 07:27, Set: 20:00, Transit: 13:44. Moon - Rise: 07:14, Set: 01:28. Civil Dark: 20:45 - 06:42. Nautical Dark: 21:37 - 05:46. Astro Dark: 22:40 - 04:43

Total Clouds (% Sky Obscured)

30
10
30
35
30
35
35
40
43
33
22
11
7
4
0
1
3
4
7
9
12
9
5
2

Low Clouds (% Sky Obscured)

30
6
30
35
29
19
1
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

4
1
6
10
19
28
33
36
40
27
14
0
0
0
0
1
3
4
7
9
11
8
5
2

High Clouds (% Sky Obscured)

7
1
2
2
2
2
2
2
0
2
5
5
5
4
0
1
3
3
7
9
10
8
1
1

ISS Passover

Visibility (miles)

9
9
1
1
3
7
9
4
7
7
8
9
9
9
8
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
1
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)

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

Chance of Frost

Temperature (°C)

-20
-21
-23
-23
-24
-25
-26
-27
-28
-29
-29
-29
-28
-26
-25
-24
-23
-23
-22
-22
-22
-22
-23
-26

Feels Like (°C)

-25
-27
-27
-28
-28
-30
-31
-31
-31
-32
-33
-33
-31
-30
-30
-30
-30
-29
-29
-28
-28
-28
-29
-30

Dew Point (°C)

-23
-24
-26
-25
-26
-28
-29
-30
-31
-32
-32
-32
-31
-30
-29
-29
-29
-28
-28
-28
-28
-28
-28
-30

Relative Humidity (%)

74
75
77
77
76
74
73
73
73
72
72
71
71
69
67
61
59
57
57
57
57
57
62
67

Pressure (mb)

1025
1026
1026
1027
1027
1028
1028
1029
1029
1029
1030
1030
1030
1031
1031
1031
1031
1031
1031
1032
1032
1032
1032
1033

Ozone (du)

479
493
496
492
491
490
488
487
487
488
490
492
493
496
499
499
500
499
500
502
504
503
502
502

Sunday 22

Waxing Crescent 30%

07:03

03:42

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

Sun - Rise: 07:24, Set: 20:03, Transit: 13:43. Moon - Rise: 07:03, Set: 03:42. Civil Dark: 20:48 - 06:39. Nautical Dark: 21:41 - 05:43. Astro Dark: 22:44 - 04:39

Total Clouds (% Sky Obscured)

8
14
20
14
8
2
2
2
2
13
24
35
33
31
28
3
1
0
10
20
32
30
31
23

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
2
2

Medium Clouds (% Sky Obscured)

8
14
20
14
8
2
2
2
2
13
23
33
29
26
23
2
1
0
9
17
27
18
9
0

High Clouds (% Sky Obscured)

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

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
5
5
5
5
4
4
4
4
4
4
4
4
4
4
2
3
4
4
4
4
3
3

Chance of Frost

Temperature (°C)

-27
-28
-29
-31
-31
-32
-33
-34
-35
-35
-36
-36
-34
-31
-29
-26
-25
-23
-22
-22
-21
-21
-23
-25

Feels Like (°C)

-31
-32
-33
-34
-35
-36
-37
-37
-38
-38
-39
-39
-37
-34
-31
-29
-28
-27
-27
-26
-26
-25
-25
-25

Dew Point (°C)

-31
-32
-33
-34
-35
-36
-37
-38
-39
-39
-40
-40
-38
-36
-34
-32
-31
-29
-28
-28
-27
-27
-28
-30

Relative Humidity (%)

67
64
65
66
66
64
64
64
64
64
64
63
60
59
56
54
54
53
52
54
54
55
59
63

Pressure (mb)

1033
1033
1033
1034
1034
1034
1035
1035
1035
1036
1036
1036
1036
1036
1036
1036
1035
1035
1035
1035
1035
1034
1035
1035

Ozone (du)

501
500
501
499
498
496
492
492
492
491
490
488
484
480
478
477
475
473
471
472
472
473
474
475

Monday 23

Waxing Crescent 41%

No Rise

No Set

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

Sun - Rise: 07:21, Set: 20:05, Transit: 13:43. Moon - Rise: No Rise, Set: No Set. Civil Dark: 20:51 - 06:35. Nautical Dark: 21:44 - 05:39. Astro Dark: 22:48 - 04:34

Total Clouds (% Sky Obscured)

19
14
8
8
8
8
13
19
29
23
19
16
11
8
6
10
14
18
38
54
48
49
30
30

Low Clouds (% Sky Obscured)

1
1
0
0
0
0
13
19
29
23
19
16
11
8
0
1
2
2
2
2
1
1
1
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
6
10
13
12
9
3
6
10
14

High Clouds (% Sky Obscured)

2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
7
8
9
20
25
30
30

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

Chance of Frost

Temperature (°C)

-27
-28
-29
-29
-30
-30
-31
-31
-32
-33
-32
-32
-31
-29
-26
-23
-22
-20
-19
-19
-18
-18
-19
-20

Feels Like (°C)

-25
-25
-26
-27
-32
-33
-33
-34
-34
-35
-36
-36
-37
-36
-35
-35
-25
-25
-25
-24
-24
-23
-24
-24

Dew Point (°C)

-31
-31
-32
-33
-33
-34
-34
-35
-36
-36
-36
-36
-35
-33
-31
-29
-28
-27
-25
-25
-24
-24
-24
-25

Relative Humidity (%)

67
68
69
70
70
69
68
68
67
67
66
66
65
62
59
56
54
54
57
59
60
62
65
64

Pressure (mb)

1035
1035
1035
1035
1036
1036
1036
1036
1036
1036
1035
1035
1035
1035
1035
1034
1034
1033
1033
1032
1032
1031
1031
1031

Ozone (du)

477
477
478
479
478
478
477
477
478
478
477
476
476
474
472
470
468
465
463
461
459
457
456
455

Tuesday 24

Waxing Crescent 53%

No Rise

No Set

21 OK
22 OK
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: 07:17, Set: 20:08, Transit: 13:43. Moon - Rise: No Rise, Set: No Set. Civil Dark: 20:54 - 06:32. Nautical Dark: 21:47 - 05:35. Astro Dark: 22:52 - 04:29

Total Clouds (% Sky Obscured)

25
25
30
52
71
87
83
79
74
74
78
82
79
75
71
75
82
88
90
91
92

Low Clouds (% Sky Obscured)

0
0
0
17
35
57
55
52
47
43
40
37
42
44
49
50
52
52
62
71
81

Medium Clouds (% Sky Obscured)

14
13
12
26
42
49
53
54
56
60
68
77
75
74
71
72
69
68
57
46
38

High Clouds (% Sky Obscured)

25
25
30
32
31
19
16
22
29
34
34
40
33
31
25
22
28
38
29
20
10

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

Fog (%)

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

Precipitation Probability (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-21
-22
-23
-25
-25
-25
-26
-26
-26
-26
-25
-25
-25
-23
-22
-20
-19
-17
-16
-16
-16

Feels Like (°C)

-24
-25
-25
-25
-31
-31
-31
-31
-32
-32
-32
-32
-32
-32
-32
-32
-25
-24
-24
-23
-23

Dew Point (°C)

-26
-27
-28
-29
-30
-30
-31
-30
-30
-30
-30
-29
-29
-28
-26
-25
-23
-22
-21
-21
-21

Relative Humidity (%)

65
64
63
62
62
62
62
62
62
63
64
64
65
65
64
66
66
67
65
68
68

Pressure (mb)

1030
1030
1030
1030
1030
1030
1030
1030
1030
1029
1030
1030
1030
1030
1030
1031
1031
1031
1031
1031
1031

Ozone (du)

454
456
458
460
460
461
461
462
464
465
465
465
466
466
467
468
468
469
470
471
472

Forecast for Yellowknife, North Slave Region, Canada (62.45,-114.37)

Generated: 18/03/26 21:27:16. Forecast: 18/03/26 to 24/03/26. Timezone: UTC-6.00