Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 22

Waxing Gibbous 78%

14:30

04:38

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 Good
23 OK
00 OK
01 OK
02 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Good

Sun - Rise: 06:08, Set: 19:52, Transit: 13:00. Moon - Rise: 14:30, Set: 04:38. Civil Dark: 20:22 - 05:38. Nautical Dark: 20:58 - 05:02. Astro Dark: 21:36 - 04:23

Total Clouds (% Sky Obscured)

56
84
84
85
73
80
59
59
82
65
48
59
55
5
23
31
24
1
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

54
80
28
5
16
38
23
27
4
8
27
19
24
4
16
22
24
1
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

2
56
82
84
68
78
59
59
77
64
46
56
52
3
18
24
1
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

2
0
0
55
28
0
0
0
25
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
9
10
10
9
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 (%)

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

Precipitation Amount (mm)

0.04
0.01
0.05
0.03
0.3
0.19
0.03
0.07
0.07
0.08
0.05
0.1
0.02
0.02
0.02
0.01
0.01
0.01
0
0
0
0
0
0.01

Wind Speed/Direction (mph)

13
14
15
15
15
15
15
15
15
14
12
11
10
10
10
10
9
9
9
8
7
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-4
-4
-4
-4
-3
-4
-4
-4
-3
-3
-3
-3
-3
-3
-2
-2
-2
-2
-3
-3
-4
-4
-3
-2

Relative Humidity (%)

82
76
73
66
68
61
56
56
60
62
63
72
76
79
82
85
87
89
90
89
89
88
85
79

Pressure (mb)

1011
1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1014
1015
1015
1015
1016
1016
1016
1016
1016
1016
1017
1017
1017

Ozone (du)

427
431
432
434
434
437
443
450
457
458
457
464
463
463
459
451
443
430
421
417
414
415
416
412

Friday 23

Waxing Gibbous 87%

15:43

05:06

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

Sun - Rise: 06:06, Set: 19:53, Transit: 13:00. Moon - Rise: 15:43, Set: 05:06. Civil Dark: 20:23 - 05:36. Nautical Dark: 20:59 - 05:00. Astro Dark: 21:38 - 04:21

Total Clouds (% Sky Obscured)

0
0
1
33
20
48
66
88
91
50
2
0
0
33
0
0
1
7
12
16
13
12
13
16

Low Clouds (% Sky Obscured)

0
0
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
14

Medium Clouds (% Sky Obscured)

0
0
0
33
20
48
66
88
91
50
2
0
0
0
0
0
1
7
12
16
13
12
13
13

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
33
0
0
0
0
0
0
0
0
0
0

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
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
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

3
5
7
8
10
11
13
14
14
14
13
10
9
7
6
6
5
4
4
3
2
3
4
6

Feels Like (°C)

-1
2
4
6
7
11
13
14
14
14
13
10
7
5
4
3
3
2
1
1
0
1
2
5

Dew Point (°C)

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

Relative Humidity (%)

72
64
55
49
45
43
40
39
39
40
44
52
57
61
66
72
75
79
82
84
85
85
84
77

Pressure (mb)

1017
1016
1016
1016
1015
1015
1014
1014
1013
1014
1014
1015
1016
1017
1017
1017
1017
1018
1018
1018
1018
1018
1019
1019

Ozone (du)

406
403
401
400
400
401
402
401
402
402
403
405
402
399
395
397
400
398
401
404
403
396
392
389

Saturday 24

Waxing Gibbous 94%

16:58

05:33

09 Good
10 Good
11 Good
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: 06:05, Set: 19:54, Transit: 13:00. Moon - Rise: 16:58, Set: 05:33. Civil Dark: 20:24 - 05:35. Nautical Dark: 21:00 - 04:58. Astro Dark: 21:39 - 04:19

Total Clouds (% Sky Obscured)

0
0
0
86
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
2
2
2
2
2
100

Medium Clouds (% Sky Obscured)

0
0
0
86
100
100
68
99
91
85
20
21
17
59
99
100
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
98
100
100
100
100
100
100
100
100
100
100
100
95
95
95
95
95
95
100

ISS Passover

Visibility (miles)

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

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
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
2
4
11
28
34
48
66
64
57
50
56
64
67

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0.01
0.06
0.22
0.37
0.4
0.52
0.75
0.79
0.66
0.59
0.7
0.9
0.94

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

9
11
13
14
15
17
17
17
17
16
15
13
12
11
11
10
9
8
8
8
8
8
8
8

Feels Like (°C)

8
11
13
14
15
17
17
17
17
16
15
13
12
11
11
8
7
7
6
6
6
6
7
7

Dew Point (°C)

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

Relative Humidity (%)

70
62
56
50
44
40
37
39
39
44
50
58
64
70
76
84
92
98
100
100
100
100
100
100

Pressure (mb)

1018
1018
1018
1017
1016
1015
1015
1014
1013
1013
1012
1012
1012
1011
1011
1010
1010
1009
1008
1007
1007
1006
1006
1007

Ozone (du)

386
383
380
378
378
380
378
374
370
368
364
362
364
365
368
367
367
364
367
366
366
368
370
370

Sunday 25

Waxing Gibbous 99%

18:14

06:01

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 OK

Sun - Rise: 06:03, Set: 19:55, Transit: 13:00. Moon - Rise: 18:14, Set: 06:01. Civil Dark: 20:25 - 05:33. Nautical Dark: 21:02 - 04:57. Astro Dark: 21:41 - 04:17

Total Clouds (% Sky Obscured)

100
100
100
100
100
96
96
96
96
96
96
99
99
99
99
99
99
68
68
68
68
68
68
35

Low Clouds (% Sky Obscured)

100
100
100
100
100
96
96
96
96
96
96
99
99
99
99
99
99
68
68
68
68
68
68
35

Medium Clouds (% Sky Obscured)

100
100
100
100
100
94
94
94
94
94
94
70
70
70
70
70
70
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

8
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

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

Precipitation Probability (%)

68
62
44
32
32
19
10
4
3
2
3
2
1
1
1
1
1
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.94
0.81
0.64
0.51
0.48
0.43
0.25
0.09
0.06
0.05
0.04
0.03
0.02
0.01
0.01
0.01
0.01
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

3
3
4
6
8
10
11
12
13
13
13
12
11
12
12
11
11
11
10
10
10
10
10
10

Chance of Frost

Temperature (°C)

9
10
11
12
12
13
13
14
13
13
12
10
9
8
7
6
5
4
3
2
1
0
0
1

Feels Like (°C)

8
10
11
12
12
13
13
14
13
13
12
10
6
5
4
2
1
-0
-2
-2
-3
-4
-4
-3

Dew Point (°C)

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

Relative Humidity (%)

100
98
95
91
85
79
72
67
67
71
74
78
76
72
75
77
77
77
81
85
87
88
85
78

Pressure (mb)

1006
1005
1005
1005
1005
1005
1006
1006
1007
1008
1010
1011
1014
1014
1015
1016
1017
1017
1018
1019
1019
1020
1021
1022

Ozone (du)

371
373
378
384
389
398
402
404
405
401
399
399
399
397
395
393
392
396
397
398
395
391
389
393

Monday 26

Full Moon 100%

19:33

06:31

09 OK
10 OK
11 OK
12 OK
13 OK
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
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 OK

Sun - Rise: 06:02, Set: 19:56, Transit: 13:00. Moon - Rise: 19:33, Set: 06:31. Civil Dark: 20:26 - 05:32. Nautical Dark: 21:03 - 04:55. Astro Dark: 21:43 - 04:15

Total Clouds (% Sky Obscured)

35
35
35
35
35
6
6
6
6
6
6
99
99
99
99
99
99
95
95
95
95
95
95
27

Low Clouds (% Sky Obscured)

35
35
35
35
35
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
0
0
0
0
0
0
0
0
0
70
70
70
70
70
70
9

High Clouds (% Sky Obscured)

0
0
0
0
0
6
6
6
6
6
6
99
99
99
99
99
99
91
91
91
91
91
91
20

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

10
10
10
9
9
10
10
10
9
7
6
3
3
2
2
2
2
2
2
3
3
3
3
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-1
2
4
6
8
11
12
12
12
12
10
8
7
5
4
3
2
2
2
2
3
2
4
7

Dew Point (°C)

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

Relative Humidity (%)

68
57
48
41
36
31
30
30
32
37
42
44
51
58
63
68
71
71
71
69
66
63
58
53

Pressure (mb)

1022
1022
1022
1022
1022
1022
1022
1022
1022
1022
1023
1023
1024
1024
1024
1025
1024
1024
1024
1024
1024
1024
1024
1023

Ozone (du)

390
386
384
383
381
377
377
379
378
377
377
377
377
377
377
375
374
372
371
369
368
367
365
364

Tuesday 27

Waning Gibbous 98%

20:54

07:06

09 OK
10 OK
11 OK
12 OK
13 OK
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 Good
03 Good
04 Good
05 Good
06 Good
07 Good
08 Bad

Sun - Rise: 06:00, Set: 19:57, Transit: 13:00. Moon - Rise: 20:54, Set: 07:06. Civil Dark: 20:28 - 05:30. Nautical Dark: 21:04 - 04:53. Astro Dark: 21:44 - 04:13

Total Clouds (% Sky Obscured)

27
27
27
27
27
54
54
54
54
54
54
59
59
59
59
59
59
9
9
9
9
9
9
82

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)

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

High Clouds (% Sky Obscured)

20
20
20
20
20
53
53
53
53
53
53
59
59
59
59
59
59
9
9
9
9
9
9
82

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

Chance of Frost

Temperature (°C)

10
13
16
18
20
22
23
24
24
22
20
17
16
14
13
13
12
12
11
11
11
12
13
15

Feels Like (°C)

10
13
16
18
20
22
23
24
24
22
20
17
16
14
13
13
12
12
11
11
11
12
13
15

Dew Point (°C)

-0
1
3
4
5
6
6
7
8
9
10
10
10
10
10
10
11
11
11
11
11
12
13
13

Relative Humidity (%)

49
44
42
39
38
36
34
34
37
44
55
64
70
76
82
87
91
93
96
99
100
100
100
93

Pressure (mb)

1023
1022
1022
1021
1020
1019
1019
1018
1018
1018
1018
1018
1018
1019
1019
1019
1019
1019
1019
1019
1019
1019
1020
1020

Ozone (du)

362
361
359
358
357
356
355
355
355
355
355
355
355
354
354
353
352
350
347
344
342
340
339
338

Wednesday 28

Waning Gibbous 93%

22:14

07:48

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 OK
23 OK
00 Bad
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad

Sun - Rise: 05:59, Set: 19:59, Transit: 13:00. Moon - Rise: 22:14, Set: 07:48. Civil Dark: 20:29 - 05:29. Nautical Dark: 21:06 - 04:52. Astro Dark: 21:46 - 04:11

Total Clouds (% Sky Obscured)

82
82
82
82
82
99
99
99
99
99
99
43
43
43
43
43
43
91
91
91
91
91
91
98

Low Clouds (% Sky Obscured)

0
0
0
0
0
10
10
10
10
10
10
2
2
2
2
2
2
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
1
1
1
31
31
31
31
31
31
90
90
90
90
90
90
52

High Clouds (% Sky Obscured)

82
82
82
82
82
99
99
99
99
99
99
20
20
20
20
20
20
17
17
17
17
17
17
97

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

Chance of Frost

Temperature (°C)

17
20
22
24
25
27
28
28
28
27
24
22
20
19
18
17
16
15
14
14
14
14
15
17

Feels Like (°C)

17
20
22
24
25
27
28
28
28
27
24
22
21
19
18
17
16
15
15
14
14
15
16
17

Dew Point (°C)

14
15
15
15
14
14
14
14
14
16
17
17
16
16
16
16
16
15
14
14
14
14
15
16

Relative Humidity (%)

84
73
64
57
51
45
42
41
43
51
63
73
78
83
87
93
98
100
100
100
100
100
100
95

Pressure (mb)

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

Ozone (du)

337
336
334
334
333
332
331
331
330
329
327
326
325
324
323
322
321
319
318
317
315
313
311
309

Forecast for Great Bend Township, PA, USA (41.98,-75.67)

Generated: 22/04/21 09:36:24. Forecast: 22/04/21 to 28/04/21. Timezone: UTC-4.00