Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 19

Waning Crescent 19%

03:26

12:26

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 OK
02 Bad
03 Bad
04 Bad
05 OK
06 OK
07 OK
08 OK

Sun - Rise: 07:19, Set: 16:36, Transit: 11:58. Moon - Rise: 03:26, Set: 12:26. Civil Dark: 17:08 - 06:46. Nautical Dark: 17:45 - 06:10. Astro Dark: 18:20 - 05:35

Total Clouds (% Sky Obscured)

100
100
100
99
99
100
99
98
95
96
98
98
98
91
75
65
27
41
44
18
8
1
0
0

Low Clouds (% Sky Obscured)

99
100
100
99
99
99
99
98
94
94
98
98
96
88
67
63
27
41
44
18
8
1
0
0

Medium Clouds (% Sky Obscured)

97
38
20
59
84
81
38
46
60
70
89
87
86
57
0
0
2
3
6
0
0
0
0
0

High Clouds (% Sky Obscured)

50
77
86
34
42
5
8
19
9
7
0
3
12
22
26
4
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

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

Fog (%)

-
0
0
0
0
0
0
0
0
0
0
0
1
1
1
1
1
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

9
8
8
9
9
10
7
7
9
8
8
6
8
5
4
3
3
3
2
2
1
1
1
1

Precipitation Amount (mm)

0.14
0.02
0.1
0.1
0.1
0.11
0.08
0.08
0.1
0.08
0.06
0.06
0.08
0.04
0.04
0.04
0.04
0.04
0.04
0.04
0.03
0.02
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-6
-5
-5
-5
-7
-8
-9
-10
-11
-11
-12
-12
-13
-13
-14
-14
-15
-15
-16
-16
-17
-18
-19
-18

Feels Like (°C)

-10
-10
-10
-11
-13
-14
-15
-16
-17
-18
-18
-18
-19
-19
-19
-20
-21
-21
-22
-22
-23
-24
-24
-24

Dew Point (°C)

-8
-7
-7
-8
-9
-10
-11
-12
-13
-14
-14
-15
-15
-16
-16
-17
-18
-18
-19
-19
-20
-21
-21
-21

Relative Humidity (%)

89
86
85
85
83
81
81
81
80
80
81
82
81
83
82
81
80
80
79
79
80
81
84
82

Pressure (mb)

1001
1002
1002
1002
1003
1004
1006
1007
1009
1010
1011
1012
1013
1014
1015
1015
1016
1017
1018
1019
1020
1021
1022
1023

Ozone (du)

411
411
411
411
409
405
398
391
383
375
369
365
363
361
358
355
354
355
357
359
360
360
360
360

Monday 20

Waning Crescent 18%

04:34

13:01

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

Sun - Rise: 07:18, Set: 16:37, Transit: 11:58. Moon - Rise: 04:34, Set: 13:01. Civil Dark: 17:10 - 06:46. Nautical Dark: 17:46 - 06:10. Astro Dark: 18:21 - 05:35

Total Clouds (% Sky Obscured)

0
0
0
17
12
0
0
0
34
2
1
0
0
0
0
0
0
0
0
0
0
0
0
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
0
0
0
0
0
0
0
34
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
17
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
8
9
10
10
10
10
10
9
7
5
4
3
2
2
2
2
2
2
2
3
5
6
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 (%)

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

Precipitation Amount (mm)

0.01
0
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0.01
0
0
0
0
0
0.01
0.01

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-17
-15
-14
-12
-11
-12
-12
-13
-15
-16
-16
-16
-16
-17
-17
-18
-18
-19
-20
-21
-21
-22
-22
-22

Feels Like (°C)

-23
-22
-20
-19
-18
-19
-20
-21
-22
-23
-23
-23
-23
-23
-23
-23
-24
-24
-25
-25
-26
-27
-27
-27

Dew Point (°C)

-20
-19
-18
-18
-18
-18
-18
-19
-19
-20
-20
-20
-19
-19
-19
-20
-20
-21
-21
-22
-22
-22
-22
-22

Relative Humidity (%)

77
75
69
64
60
61
62
65
67
70
72
76
77
80
83
84
85
87
90
92
93
97
98
98

Pressure (mb)

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

Ozone (du)

360
360
360
360
360
361
361
362
361
359
357
355
352
350
348
347
346
344
342
342
344
348
352
356

Tuesday 21

Waning Crescent 11%

05:37

13:43

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

Sun - Rise: 07:17, Set: 16:39, Transit: 11:58. Moon - Rise: 05:37, Set: 13:43. Civil Dark: 17:11 - 06:45. Nautical Dark: 17:47 - 06:09. Astro Dark: 18:22 - 05:34

Total Clouds (% Sky Obscured)

0
0
5
100
95
79
62
50
92
2
70
29
41
87
83
87
99
99
99
99
99
99
98
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
6
23
78
99
99
99
99
99
99
98
98

Medium Clouds (% Sky Obscured)

0
0
0
93
94
69
62
50
92
2
70
29
41
87
81
73
30
30
30
30
30
30
1
1

High Clouds (% Sky Obscured)

0
0
5
100
34
52
12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
8
7
6
5
4
4
3
3
3
3
3
3
4
5

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

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.02
0.03
0.05
0.09
0.11
0.11
0.09
0.07
0.06
0.05
0.04
0.04
0.03
0.03
0.02

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-19
-16
-14
-13
-11
-10
-8
-8
-8
-9
-10
-10
-9
-9
-9
-10
-10
-10
-10
-9
-9
-10
-9
-8

Feels Like (°C)

-25
-22
-21
-19
-17
-15
-13
-12
-12
-14
-15
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-14
-13

Dew Point (°C)

-20
-19
-18
-17
-16
-15
-15
-14
-14
-14
-14
-14
-13
-12
-12
-11
-11
-11
-10
-10
-10
-10
-9
-9

Relative Humidity (%)

92
82
77
73
68
63
61
60
61
65
70
71
76
79
83
87
91
93
94
96
98
100
100
99

Pressure (mb)

1030
1030
1030
1029
1028
1027
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027
1027
1028
1028

Ozone (du)

361
365
368
369
370
371
370
371
373
376
378
376
372
368
364
360
357
355
355
354
355
356
357
354

Wednesday 22

Waning Crescent 5%

06:33

14:31

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

Sun - Rise: 07:16, Set: 16:40, Transit: 11:59. Moon - Rise: 06:33, Set: 14:31. Civil Dark: 17:12 - 06:44. Nautical Dark: 17:48 - 06:08. Astro Dark: 18:23 - 05:33

Total Clouds (% Sky Obscured)

98
98
98
98
96
96
96
96
96
96
12
12
12
12
12
12
95
95
95
95
95
95
14
14

Low Clouds (% Sky Obscured)

98
98
98
98
20
20
20
20
20
20
2
2
2
2
2
2
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

1
1
1
1
84
84
84
84
84
84
4
4
4
4
4
4
54
54
54
54
54
54
0
0

High Clouds (% Sky Obscured)

0
0
0
0
93
93
93
93
93
93
8
8
8
8
8
8
94
94
94
94
94
94
14
14

ISS Passover

Visibility (miles)

6
8
8
9
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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 (%)

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

Precipitation Amount (mm)

0.02
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

5
6
6
6
6
6
6
5
5
5
5
5
5
5
5
5
5
5
5
4
4
4
4
4

Chance of Frost

Temperature (°C)

-7
-5
-3
-2
-1
-1
-1
-2
-4
-6
-15
-15
-16
-17
-18
-16
-14
-12
-10
-10
-10
-10
-10
-9

Feels Like (°C)

-11
-9
-7
-5
-4
-4
-4
-5
-7
-9
-20
-21
-22
-24
-24
-22
-19
-16
-14
-14
-14
-15
-15
-13

Dew Point (°C)

-8
-7
-6
-5
-4
-5
-5
-5
-6
-8
-15
-15
-16
-17
-18
-16
-14
-12
-10
-10
-10
-11
-11
-9

Relative Humidity (%)

93
88
85
80
77
76
76
78
81
85
100
100
100
100
100
100
100
100
100
99
97
98
100
99

Pressure (mb)

1028
1028
1028
1027
1027
1026
1026
1026
1027
1027
1028
1028
1028
1028
1027
1028
1028
1028
1028
1028
1028
1028
1029
1029

Ozone (du)

351
348
347
347
346
345
345
345
345
345
347
348
351
353
353
353
352
353
354
355
357
359
360
359

Thursday 23

Waning Crescent 2%

07:20

15:26

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

Sun - Rise: 07:15, Set: 16:41, Transit: 11:59. Moon - Rise: 07:20, Set: 15:26. Civil Dark: 17:13 - 06:43. Nautical Dark: 17:49 - 06:07. Astro Dark: 18:24 - 05:33

Total Clouds (% Sky Obscured)

14
14
14
14
98
98
98
98
98
98
38
38
38
38
38
38
80
80
80
80
80
80
64
64

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
10
10

Medium Clouds (% Sky Obscured)

0
0
0
0
10
10
10
10
10
10
38
38
38
38
38
38
34
34
34
34
34
34
60
60

High Clouds (% Sky Obscured)

14
14
14
14
98
98
98
98
98
98
0
0
0
0
0
0
73
73
73
73
73
73
5
5

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0
0
0.01
0.02
0.02
0.01
0.01
0.01

Wind Speed/Direction (mph)

4
4
5
5
5
4
4
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

-7
-6
-7
-8
-11
-12
-13
-12
-11
-10
-9
-7
-7
-6
-6
-6
-6
-5
-5
-4
-4
-4
-4
-4

Feels Like (°C)

-11
-10
-10
-12
-15
-16
-17
-12
-11
-10
-9
-7
-9
-8
-8
-8
-6
-5
-5
-4
-4
-4
-4
-4

Dew Point (°C)

-8
-7
-7
-8
-11
-12
-13
-12
-11
-10
-9
-7
-7
-7
-7
-7
-7
-6
-5
-5
-4
-4
-4
-4

Relative Humidity (%)

98
97
100
100
100
100
100
100
100
100
100
100
94
89
91
92
94
96
98
99
100
100
100
100

Pressure (mb)

1029
1028
1028
1027
1026
1026
1025
1025
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1026
1027
1027

Ozone (du)

359
358
358
359
359
359
360
360
361
362
364
365
367
368
369
370
370
372
374
376
379
382
384
386

Friday 24

New Moon 0%

07:59

16:26

09 Bad
10 Bad
11 Bad
12 Bad
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
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

Sun - Rise: 07:15, Set: 16:43, Transit: 11:59. Moon - Rise: 07:59, Set: 16:26. Civil Dark: 17:15 - 06:43. Nautical Dark: 17:51 - 06:07. Astro Dark: 18:26 - 05:32

Total Clouds (% Sky Obscured)

64
64
64
64
20
20
20
20
20
20
98
98
98
98
98
98
92
92
92
92
92
92
99
99

Low Clouds (% Sky Obscured)

10
10
10
10
4
4
4
4
4
4
0
0
0
0
0
0
1
1
1
1
1
1
1
1

Medium Clouds (% Sky Obscured)

60
60
60
60
16
16
16
16
16
16
3
3
3
3
3
3
12
12
12
12
12
12
21
21

High Clouds (% Sky Obscured)

5
5
5
5
2
2
2
2
2
2
98
98
98
98
98
98
91
91
91
91
91
91
99
99

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
3
2

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

Precipitation Probability (%)

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

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0.01
0
0
0
0
0
0
0.01
0.05
0.11
0.16

Wind Speed/Direction (mph)

3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

-3
-3
-5
-7
-8
-8
-8
-8
-9
-11
-11
-12
-10
-10
-9
-10
-10
-11
-11
-10
-9
-9
-9
-8

Feels Like (°C)

-5
-5
-7
-7
-8
-8
-8
-8
-9
-11
-11
-12
-10
-10
-9
-10
-10
-11
-11
-10
-9
-9
-9
-8

Dew Point (°C)

-3
-3
-5
-7
-8
-8
-8
-8
-9
-11
-11
-12
-10
-10
-9
-10
-10
-11
-11
-10
-9
-9
-9
-8

Relative Humidity (%)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1026
1027
1026
1026
1026
1026
1025
1024
1024
1024
1025
1025
1025
1024

Ozone (du)

388
388
389
389
390
390
390
390
389
388
387
386
386
385
385
386
386
385
384
382
382
381
380
378

Saturday 25

Waxing Crescent 1%

08:31

17:29

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
06 Bad
07 Bad
08 Bad

Sun - Rise: 07:14, Set: 16:44, Transit: 11:59. Moon - Rise: 08:31, Set: 17:29. Civil Dark: 17:16 - 06:42. Nautical Dark: 17:52 - 06:06. Astro Dark: 18:27 - 05:31

Total Clouds (% Sky Obscured)

99
99
99
99
99
99
99
99
99
99
81
81
81
81
81
81
68
68
68
68
68
68
97
97

Low Clouds (% Sky Obscured)

1
1
1
1
16
16
16
16
16
16
2
2
2
2
2
2
62
62
62
62
62
62
84
84

Medium Clouds (% Sky Obscured)

21
21
21
21
96
96
96
96
96
96
81
81
81
81
81
81
17
17
17
17
17
17
34
34

High Clouds (% Sky Obscured)

99
99
99
99
98
98
98
98
98
98
0
0
0
0
0
0
0
0
0
0
0
0
84
84

ISS Passover

Visibility (miles)

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

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

Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Snow
Light Rain
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Snow
Light Rain
Light Rain
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

11
11
16
14
14
18
19
20
21
18
23
25
31
31
30
26
20
21
20
21
22
22
18
15

Precipitation Amount (mm)

0.19
0.23
0.29
0.36
0.41
0.42
0.4
0.4
0.42
0.45
0.5
0.57
0.64
0.66
0.58
0.45
0.4
0.47
0.62
0.72
0.69
0.59
0.47
0.32

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
100
94
87
80
76
73
76
83
89
90
95
97
94
95
94
92
86
84
86
86
92
100
99

Pressure (mb)

1024
1024
1023
1022
1021
1020
1020
1019
1019
1019
1018
1018
1017
1017
1016
1014
1013
1012
1011
1010
1009
1009
1008
1008

Ozone (du)

376
374
372
370
369
369
370
370
369
367
366
365
364
362
361
359
358
359
361
365
370
376
381
385

Forecast for Sherbrooke, La Région-Sherbrookoise, CA (45.37,-71.85)

Generated: 19/01/20 09:22:12. Forecast: 19/01/20 to 25/01/20. Timezone: UTC-5.00