Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 16

Waxing Crescent 32%

10:07

00:46

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 Bad
21 Bad
22 Bad

Sun - Rise: 05:40, Set: 20:11, Transit: 12:55. Moon - Rise: 10:07, Set: 00:46. Civil Dark: 20:43 - 05:08. Nautical Dark: 21:21 - 04:29. Astro Dark: 22:05 - 03:46

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100

Low Clouds (% Sky Obscured)

77
39
100
100
100
100
100
97
80
87
62
34
40
70
56
16
6
19
2
13
9
12
12
3

Medium Clouds (% Sky Obscured)

100
100
99
100
98
97
100
99
99
98
100
100
99
99
100
100
100
100
99
100
98
97
92
100

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
94
93
100
100
100
100
100
100
100
100
100
100
100
100
98
92

ISS Passover

Visibility (miles)

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

Moderate Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Light Rain
Moderate Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Light Rain
Light Rain

Precipitation Probability (%)

100
100
81
80
80
84
86
82
85
84
76
74
65
53
49
37
44
56
72
76
79
82
79
79

Precipitation Amount (mm)

2.66
1.2
2.55
2.18
2.41
3.21
3.12
2.36
3.96
2.38
1.08
1.07
0.74
0.46
0.52
0.44
0.69
1.05
1.5
1.65
2.19
2.58
1.99
2.15

Wind Speed/Direction (mph)

8
10
8
10
11
11
11
11
12
12
11
11
12
11
12
13
13
13
14
14
15
15
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
97
97
98
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
99

Pressure (mb)

1018
1017
1017
1017
1016
1016
1016
1016
1017
1017
1018
1018
1017
1017
1016
1016
1016
1016
1016
1016
1016
1016
1016
1016

Ozone (du)

346
346
345
346
348
351
352
352
352
352
353
354
353
352
349
347
347
346
346
346
346
346
346
346

Monday 17

Waxing Crescent 42%

11:10

01:27

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 Bad
21 Bad
22 Bad

Sun - Rise: 05:39, Set: 20:12, Transit: 12:56. Moon - Rise: 11:10, Set: 01:27. Civil Dark: 20:44 - 05:07. Nautical Dark: 21:23 - 04:28. Astro Dark: 22:06 - 03:45

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
100
100
99
100
92
45
55
90
86
91
94
89
96
96
100

Low Clouds (% Sky Obscured)

3
71
27
55
5
100
98
100
73
100
100
98
100
92
29
52
80
31
27
33
26
76
18
84

Medium Clouds (% Sky Obscured)

100
100
100
99
100
98
98
98
95
76
40
34
12
16
34
13
81
23
25
32
41
59
45
41

High Clouds (% Sky Obscured)

96
97
100
100
100
100
99
97
95
94
84
53
33
0
3
3
10
81
88
92
85
86
95
100

ISS Passover

Visibility (miles)

8
10
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

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

Precipitation Probability (%)

80
76
69
65
54
52
47
40
33
26
24
18
14
14
14
13
17
19
19
16
16
15
12
11

Precipitation Amount (mm)

2.34
1.46
1.35
1.31
0.96
1.19
0.86
0.46
0.27
0.18
0.23
0.18
0.12
0.14
0.15
0.19
0.44
0.64
0.61
0.49
0.37
0.21
0.09
0.07

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

17
17
17
17
17
17
17
17
17
17
17
17
18
18
18
19
20
21
21
21
21
20
20
19

Feels Like (°C)

17
17
17
17
17
17
17
17
17
17
18
18
18
19
19
20
21
22
22
22
22
21
20
20

Dew Point (°C)

17
17
17
16
16
16
17
17
17
17
17
17
18
18
18
19
20
21
21
20
20
20
20
19

Relative Humidity (%)

98
97
96
95
95
97
99
100
100
100
100
100
100
100
100
100
100
99
97
97
96
99
99
100

Pressure (mb)

1016
1016
1016
1016
1016
1016
1016
1016
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016
1017
1017

Ozone (du)

346
347
346
346
346
347
347
349
349
348
348
347
347
346
344
343
342
341
340
339
340
338
337
336

Tuesday 18

Waxing Crescent 53%

12:17

02:03

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 Bad
21 Bad
22 Bad

Sun - Rise: 05:38, Set: 20:13, Transit: 12:56. Moon - Rise: 12:17, Set: 02:03. Civil Dark: 20:45 - 05:07. Nautical Dark: 21:24 - 04:27. Astro Dark: 22:08 - 03:43

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
89
99
98
84
31
58
59
41
68
68
68
68
68
68
45
45
45
45

Low Clouds (% Sky Obscured)

6
41
100
100
100
97
61
7
0
0
0
0
15
13
20
20
20
20
20
20
15
15
15
15

Medium Clouds (% Sky Obscured)

30
6
10
30
34
48
56
35
16
52
13
18
6
29
29
29
29
29
29
29
34
34
34
34

High Clouds (% Sky Obscured)

100
100
100
100
100
100
66
99
98
76
26
52
50
25
59
59
59
59
59
59
13
13
13
13

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
7
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

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

Precipitation Probability (%)

11
10
12
29
46
50
48
48
52
46
32
27
18
19
14
12
12
9
10
13
14
11
11
8

Precipitation Amount (mm)

0.06
0.07
0.14
0.45
0.85
1.1
0.85
0.9
1.2
0.86
0.4
0.29
0.11
0.15
0.17
0.17
0.15
0.11
0.12
0.16
0.19
0.13
0.14
0.12

Wind Speed/Direction (mph)

11
11
11
11
10
10
10
11
12
13
13
14
15
16
17
18
18
18
17
16
14
13
13
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

20
20
20
19
19
19
19
19
19
20
21
21
22
23
24
25
27
29
28
26
25
24
23
22

Dew Point (°C)

19
19
19
19
18
18
18
18
19
19
20
20
21
22
23
23
23
23
23
22
22
22
21
21

Relative Humidity (%)

100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
91
84
80
81
84
86
89
93
95

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1018
1018
1018
1019
1019
1019
1019
1018
1018
1018
1017
1017
1017
1017
1017
1018
1018

Ozone (du)

335
334
333
332
331
331
331
331
329
328
327
325
323
321
320
320
320
319
318
318
317
316
315
315

Wednesday 19

First Quarter 64%

13:25

02:34

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 Bad
21 Bad
22 Bad

Sun - Rise: 05:37, Set: 20:14, Transit: 12:56. Moon - Rise: 13:25, Set: 02:34. Civil Dark: 20:46 - 05:06. Nautical Dark: 21:25 - 04:26. Astro Dark: 22:09 - 03:42

Total Clouds (% Sky Obscured)

45
45
100
100
100
100
100
100
100
100
100
100
100
100
98
98
98
98
98
98
87
87
87
87

Low Clouds (% Sky Obscured)

15
15
5
5
5
5
5
5
100
100
100
100
100
100
47
47
47
47
47
47
6
6
6
6

Medium Clouds (% Sky Obscured)

34
34
81
81
81
81
81
81
70
70
70
70
70
70
91
91
91
91
91
91
12
12
12
12

High Clouds (% Sky Obscured)

13
13
99
99
99
99
99
99
95
95
95
95
95
95
93
93
93
93
93
93
85
85
85
85

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
8
9
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

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

Precipitation Probability (%)

6
4
3
5
5
5
6
5
6
9
6
14
20
17
16
11
13
11
8
6
10
6
4
3

Precipitation Amount (mm)

0.1
0.07
0.07
0.07
0.05
0.06
0.05
0.03
0.04
0.06
0.02
0.16
0.28
0.21
0.27
0.2
0.28
0.26
0.21
0.16
0.22
0.11
0.06
0.03

Wind Speed/Direction (mph)

12
13
12
11
11
10
10
10
11
12
13
14
16
16
16
17
18
17
16
14
12
11
11
12

Chance of Frost

Temperature (°C)

21
21
21
21
20
19
19
19
19
20
21
22
23
24
24
26
27
28
28
27
26
25
24
24

Feels Like (°C)

22
22
21
21
20
20
19
20
20
21
22
23
24
25
25
28
30
31
31
30
28
26
25
24

Dew Point (°C)

20
20
20
19
19
19
19
19
19
20
21
22
23
24
24
24
24
23
23
23
22
22
21
21

Relative Humidity (%)

95
94
94
94
95
96
98
100
100
100
100
100
100
100
97
88
80
77
76
76
77
81
84
85

Pressure (mb)

1019
1019
1019
1019
1019
1020
1020
1020
1021
1021
1021
1021
1021
1021
1020
1019
1019
1019
1019
1019
1019
1020
1020
1021

Ozone (du)

316
316
316
316
316
315
316
315
313
313
314
313
312
313
313
313
312
313
313
313
311
311
310
310

Thursday 20

Waxing Gibbous 74%

14:36

03:03

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 Bad
21 Bad
22 Bad

Sun - Rise: 05:36, Set: 20:15, Transit: 12:56. Moon - Rise: 14:36, Set: 03:03. Civil Dark: 20:47 - 05:05. Nautical Dark: 21:26 - 04:25. Astro Dark: 22:11 - 03:41

Total Clouds (% Sky Obscured)

87
87
88
88
88
88
88
88
94
94
94
94
94
94
95
95
95
95
95
95
72
72
72
72

Low Clouds (% Sky Obscured)

6
6
0
0
0
0
0
0
0
0
0
0
0
0
3
3
3
3
3
3
6
6
6
6

Medium Clouds (% Sky Obscured)

12
12
0
0
0
0
0
0
0
0
0
0
0
0
10
10
10
10
10
10
13
13
13
13

High Clouds (% Sky Obscured)

85
85
88
88
88
88
88
88
94
94
94
94
94
94
93
93
93
93
93
93
69
69
69
69

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 (%)

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

23
23
22
22
22
21
21
21
21
22
24
25
26
26
27
28
29
30
29
29
28
28
27
26

Feels Like (°C)

24
23
23
23
22
22
22
21
22
23
24
26
26
28
30
31
32
32
32
31
30
29
28
26

Dew Point (°C)

21
21
20
20
20
20
20
20
21
21
22
22
22
22
22
22
22
21
21
21
21
20
20
20

Relative Humidity (%)

86
87
88
89
90
91
93
96
98
95
90
86
82
79
73
67
63
61
61
62
63
63
66
69

Pressure (mb)

1021
1021
1021
1021
1022
1022
1022
1023
1024
1024
1024
1025
1024
1024
1024
1023
1023
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

311
310
308
308
308
308
307
307
306
306
306
307
307
307
307
307
307
306
306
306
306
305
304
303

Friday 21

Waxing Gibbous 84%

15:48

03:30

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

Sun - Rise: 05:36, Set: 20:16, Transit: 12:56. Moon - Rise: 15:48, Set: 03:30. Civil Dark: 20:48 - 05:04. Nautical Dark: 21:27 - 04:24. Astro Dark: 22:12 - 03:39

Total Clouds (% Sky Obscured)

72
72
44
44
44
44
44
44
6
6
6
6
6
6
23
23
23
23
23
23
2
2
2
2

Low Clouds (% Sky Obscured)

6
6
0
0
0
0
0
0
0
0
0
0
0
0
5
5
5
5
5
5
0
0
0
0

Medium Clouds (% Sky Obscured)

13
13
2
2
2
2
2
2
0
0
0
0
0
0
14
14
14
14
14
14
1
1
1
1

High Clouds (% Sky Obscured)

69
69
44
44
44
44
44
44
6
6
6
6
6
6
11
11
11
11
11
11
2
2
2
2

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

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

25
25
25
25
24
24
23
23
23
23
24
25
26
27
28
29
29
29
28
28
27
27
26
25

Feels Like (°C)

26
26
25
25
25
24
24
23
23
24
25
26
27
29
30
31
32
32
31
31
30
29
27
26

Dew Point (°C)

20
20
20
19
19
19
19
20
20
20
20
21
21
21
21
21
22
22
23
23
24
23
23
23

Relative Humidity (%)

71
72
73
73
73
75
78
82
85
83
79
75
72
69
66
65
66
69
73
78
80
82
86
90

Pressure (mb)

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

Ozone (du)

302
301
301
300
301
301
301
301
301
300
300
300
300
299
299
298
298
297
297
297
296
295
294
293

Saturday 22

Waxing Gibbous 92%

17:02

03:57

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

Sun - Rise: 05:35, Set: 20:17, Transit: 12:56. Moon - Rise: 17:02, Set: 03:57. Civil Dark: 20:49 - 05:03. Nautical Dark: 21:28 - 04:23. Astro Dark: 22:14 - 03:38

Total Clouds (% Sky Obscured)

2
2
13
13
13
13
13
13
59
59
59
59
59
59
17
17
17
17
17
17
38
38
38
38

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
13
13
13
13
13
13
9
9
9
9

Medium Clouds (% Sky Obscured)

1
1
13
13
13
13
13
13
59
59
59
59
59
59
8
8
8
8
8
8
15
15
15
15

High Clouds (% Sky Obscured)

2
2
0
0
0
0
0
0
0
0
0
0
0
0
6
6
6
6
6
6
25
25
25
25

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

2
3
3
3
0
0
0
0
0
0
0
0
0
0
2
0
0
0
4
7
10
18
29
32

Precipitation Amount (mm)

0.01
0.01
0.01
0.01
0
0
0
0
0
0
0
0
0
0
0.01
0
0
0
0.04
0.23
0.5
0.81
1.27
1.45

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

25
25
24
24
24
23
23
23
24
25
28
31
33
34
36
37
38
38
37
36
35
33
30
26

Dew Point (°C)

22
22
22
21
21
21
21
22
22
23
23
24
24
24
25
24
24
24
24
24
24
24
24
24

Relative Humidity (%)

90
89
88
88
89
90
92
95
95
91
85
81
78
75
71
66
63
62
63
66
70
75
84
92

Pressure (mb)

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

Ozone (du)

292
290
289
289
290
290
290
290
291
291
292
292
292
291
291
290
290
289
289
289
289
289
289
289

Forecast for Spring Lake Township, IL, USA (40.46,-89.88)

Generated: 16/05/21 23:10:01. Forecast: 16/05/21 to 22/05/21. Timezone: UTC-5.00