Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 13

Waning Crescent 8%

05:31

14:42

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

Sun - Rise: 06:53, Set: 17:36, Transit: 12:14. Moon - Rise: 05:31, Set: 14:42. Civil Dark: 18:02 - 06:25. Nautical Dark: 18:34 - 05:53. Astro Dark: 19:06 - 05:22

Total Clouds (% Sky Obscured)

85
88
91
100
100
100
100
100
94
47
19
11
4
6
5
2
0
0
0
0
5
2
0
0

Low Clouds (% Sky Obscured)

77
84
84
95
100
84
73
53
44
31
19
11
3
4
4
2
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

85
88
91
100
100
85
40
51
24
15
16
4
1
1
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

85
88
40
72
40
40
40
90
35
9
0
0
0
0
0
0
0
0
0
0
4
1
0
0

ISS Passover

Visibility (miles)

9
9
8
8
8
8
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
3
15
38
57
0
0
0
0
0
0
0
0
0

Precipitation Type

None
Light Rain
None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

34
70
56
56
58
57
47
40
22
8
3
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.6
0
0
0.2
0.4
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

8
8
7
6
6
5
4
4
4
4
3
3
2
2
4
7
9
11
12
13
13
13
13
10

Feels Like (°C)

5
5
5
4
3
2
1
0
1
1
1
0
-0
-1
2
6
8
9
10
11
12
12
12
9

Dew Point (°C)

-1
-0
2
3
3
4
2
1
0
-1
-2
-3
-4
-5
-5
-5
-7
-10
-11
-11
-11
-11
-11
-8

Relative Humidity (%)

55
57
67
76
83
88
85
79
76
72
71
64
63
62
53
41
31
23
19
17
18
18
18
27

Pressure (mb)

1012
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014
1014
1015
1016
1016
1015
1014
1014
1013
1012
1011
1012
1013
1014

Ozone (du)

366
358
361
355
354
350
351
355
350
348
340
339
342
344
345
344
344
344
340
333
326
323
320
320

Saturday 14

Waning Crescent 3%

06:06

15:49

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

Sun - Rise: 06:52, Set: 17:37, Transit: 12:14. Moon - Rise: 06:06, Set: 15:49. Civil Dark: 18:03 - 06:24. Nautical Dark: 18:35 - 05:52. Astro Dark: 19:07 - 05:21

Total Clouds (% Sky Obscured)

0
0
0
0
100
64
25
78
8
5
7
54
89
85
75
67
3
65
76
78
80
84
75
86

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
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2

High Clouds (% Sky Obscured)

0
0
0
0
100
61
25
61
2
2
3
30
82
83
74
66
1
64
72
70
69
73
70
73

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

Chance of Frost

Temperature (°C)

7
6
5
5
5
5
4
3
3
3
2
2
1
1
4
9
11
13
14
16
17
17
16
13

Feels Like (°C)

5
2
2
2
2
-1
-1
-1
-2
-0
-2
-2
-3
-4
-1
6
7
11
10
12
13
12
12
9

Dew Point (°C)

-9
-8
-8
-9
-9
-10
-11
-11
-12
-12
-14
-15
-15
-16
-14
-14
-14
-12
-12
-12
-12
-12
-11
-9

Relative Humidity (%)

31
38
39
38
36
34
33
34
32
32
30
29
28
27
26
18
16
15
14
13
12
13
14
21

Pressure (mb)

1015
1016
1017
1017
1017
1017
1016
1016
1016
1016
1015
1015
1014
1014
1014
1012
1012
1011
1009
1008
1006
1006
1007
1007

Ozone (du)

319
320
317
317
316
315
314
313
313
313
313
314
315
316
317
317
316
314
313
311
315
316
317
317

Sunday 15

Waning Crescent 1%

06:36

16:58

18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
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: 06:50, Set: 17:38, Transit: 12:14. Moon - Rise: 06:36, Set: 16:58. Civil Dark: 18:05 - 06:23. Nautical Dark: 18:36 - 05:51. Astro Dark: 19:08 - 05:20

Total Clouds (% Sky Obscured)

87
89
89
91
97
99
88
90
85
45
92
92
89
75
100
100
100
100
100
100
97
95
95
75

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
10
0
14
0
0
0
0
0
0
0
0
0
10
32
27
71
90
90
89
31

High Clouds (% Sky Obscured)

74
83
82
85
91
98
81
88
78
15
88
90
88
75
100
100
100
100
100
99
82
58
57
48

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
4
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)

2
3
4
6
9
9
9
9
6
6
6
4
2
3
2
1
2
2
1
1
2
2
2
1

Chance of Frost

Temperature (°C)

8
8
8
8
8
7
7
7
7
7
5
4
5
4
7
11
12
12
12
13
14
14
13
11

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-11
-11
-12
-12
-12
-13
-14
-14
-15
-15
-14
-14
-12
-11
-11
-10
-10
-10
-10
-10
-10
-9

Relative Humidity (%)

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

Pressure (mb)

1008
1009
1009
1010
1009
1007
1007
1007
1007
1006
1006
1007
1007
1008
1008
1008
1007
1007
1006
1005
1004
1003
1003
1003

Ozone (du)

317
320
321
320
318
317
317
317
317
318
317
315
314
315
315
316
318
318
315
314
313
315
316
316

Monday 16

Waning Crescent 0%

07:02

18:07

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

Sun - Rise: 06:49, Set: 17:39, Transit: 12:14. Moon - Rise: 07:02, Set: 18:07. Civil Dark: 18:06 - 06:21. Nautical Dark: 18:37 - 05:50. Astro Dark: 19:09 - 05:18

Total Clouds (% Sky Obscured)

23
0
0
0
0
0
0
0
2
4
5
22
85
98
31
11
0
0
0
0
0
1
37
5

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
10
0
0
0
0
0
0
0
0
19
1

Medium Clouds (% Sky Obscured)

17
0
0
0
0
0
0
0
2
3
5
22
82
98
31
11
0
0
0
0
0
0
2
5

High Clouds (% Sky Obscured)

16
0
0
0
0
0
0
0
0
0
0
17
68
47
21
8
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
2
8
9
9
9
9
9
9
9
9
1
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
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
1
0
0
0
2
4
2
2
22
31
27
25
31
34
44
40
8
10
43
31
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)

2
2
2
3
3
3
4
7
10
10
4
7
9
12
22
26
26
29
29
29
27
25
22
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-10
-10
-9
-9
-8
-8
-8
-7
-7
-6
-6
-7
-5
-7
-8
-11
-11
-13
-14
-14
-14
-13
-9
-9

Relative Humidity (%)

26
26
29
31
33
34
34
34
32
38
44
43
50
36
35
28
26
22
21
20
21
23
36
38

Pressure (mb)

1003
1002
1002
1001
1000
999
998
998
997
997
996
995
996
995
996
997
998
998
998
998
999
999
1000
1001

Ozone (du)

317
322
328
331
335
338
335
336
338
342
337
346
353
360
358
367
366
371
382
391
395
398
400
403

Tuesday 17

New Moon 2%

07:26

18:07

18 OK
19 OK
20 OK
21 OK
22 OK
23 Bad
00 Bad
01 OK
02 OK
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: 06:48, Set: 17:40, Transit: 12:14. Moon - Rise: 07:26, Set: 18:07. Civil Dark: 18:07 - 06:20. Nautical Dark: 18:38 - 05:48. Astro Dark: 19:10 - 05:17

Total Clouds (% Sky Obscured)

7
12
19
27
27
97
71
6
11
32
43
67
87
100
100
100
100
100
100
100
82
64
83
85

Low Clouds (% Sky Obscured)

1
2
9
17
22
54
17
6
10
5
0
0
1
1
5
7
11
7
4
1
1
1
1
1

Medium Clouds (% Sky Obscured)

7
12
19
27
27
85
57
6
11
32
43
67
87
100
100
100
100
100
100
100
82
54
35
30

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
6
12
18
24
38
50
44
36
17
19
22
25
30
40
55
75

ISS Passover

Visibility (miles)

9
9
9
9
9
3
9
9
9
9
9
9
8
7
6
6
6
6
7
8
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
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

19
10
16
19
23
27
28
16
28
29
13
42
40
14
38
37
30
39
38
28
39
37
25
27

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.1
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
12
9
8
7
5
2
3
2
1
2
2
2
2
1
2
4
5
9
11
12
12
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

34
37
43
48
53
52
44
44
45
48
46
46
44
41
39
42
45
50
39
31
25
31
37
44

Pressure (mb)

1003
1004
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1004
1003
1002
1002
1001
999
998
997
998
999
1001

Ozone (du)

400
399
396
400
402
402
402
399
398
398
396
393
393
392
392
392
393
393
397
401
405
406
407
408

Wednesday 18

Waxing Crescent 7%

07:48

19:15

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

Sun - Rise: 06:46, Set: 17:42, Transit: 12:14. Moon - Rise: 07:48, Set: 19:15. Civil Dark: 18:08 - 06:19. Nautical Dark: 18:40 - 05:47. Astro Dark: 19:11 - 05:16

Total Clouds (% Sky Obscured)

80
79
75
71
66
68
69
67
53
73
80
55
31
7
12
16
22
41
60
78
67
56
50
31

Low Clouds (% Sky Obscured)

1
0
0
0
0
1
2
1
3
5
8
5
3
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

37
45
44
39
38
67
66
59
53
73
80
55
31
7
12
16
22
41
60
78
67
56
50
31

High Clouds (% Sky Obscured)

80
79
52
50
47
34
30
13
4
4
7
7
7
0
0
0
0
1
2
3
3
3
3
2

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 (%)

23
9
19
19
5
10
11
7
16
22
27
32
32
12
21
21
8
19
18
7
14
14
9
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)

11
10
11
8
7
7
5
3
1
1
2
3
5
8
10
12
15
19
18
21
27
27
27
28

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-9
-9
-9
-10
-10
-11
-11
-10
-10
-9
-9
-8
-10
-11
-13
-12
-13
-14
-13
-14
-15
-14
-14
-14

Relative Humidity (%)

46
47
51
50
51
50
53
56
58
58
59
61
51
44
36
32
28
25
25
24
23
25
28
30

Pressure (mb)

1002
1003
1004
1004
1005
1005
1005
1005
1006
1006
1005
1005
1006
1006
1007
1007
1006
1006
1006
1005
1005
1006
1007
1008

Ozone (du)

407
406
405
403
401
398
396
393
390
390
389
389
390
392
393
398
404
409
414
418
423
417
412
406

Thursday 19

Waxing Crescent 13%

08:12

20:25

18 OK
19 Good
20 Good
21 OK
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good
09 Good
10 Good

Sun - Rise: 06:45, Set: 17:43, Transit: 12:14. Moon - Rise: 08:12, Set: 20:25. Civil Dark: 18:09 - 06:17. Nautical Dark: 18:41 - 05:46. Astro Dark: 19:12 - 05:14

Total Clouds (% Sky Obscured)

17
0
1
1
2
2
2
2
1
1
0
0
0
0
2
4
5

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

17
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

14
4
11
13
3
8
9
1
4
4
2
7
9
4
10
12
9

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

22
16
14
11
9
10
9
8
7
7
6
6
4
3
3
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-14
-14
-14
-14
-15
-15
-15
-15
-15
-15
-15
-15
-15
-16
-17
-19
-20

Relative Humidity (%)

34
39
43
43
42
41
42
43
44
46
47
49
45
40
37
28
22

Pressure (mb)

1009
1010
1011
1012
1013
1013
1014
1014
1015
1015
1015
1015
1015
1015
1014
1013
1012

Ozone (du)

397
388
379
380
380
381
381
382
383
383
382
382
383
383
383
383
383

Forecast for Niwot, Boulder, United States of America (40.10,-105.17)

Generated: 13/02/26 18:07:39. Forecast: 13/02/26 to 19/02/26. Timezone: UTC-7.00