Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 2

First Quarter 52%

13:10

00:42

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 OK
22 OK
23 OK
00 Good
01 Good
02 Good
03 Good
04 OK
05 OK

Sun - Rise: 05:38, Set: 20:33, Transit: 13:05. Moon - Rise: 13:10, Set: 00:42. Civil Dark: 21:06 - 05:05. Nautical Dark: 21:47 - 04:24. Astro Dark: 22:34 - 03:37

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
82
100
60
39
35
26
11
17
0
0
22
25

Low Clouds (% Sky Obscured)

31
62
65
23
31
29
44
44
44
26
29
31
39
38
40
24
0
13
11
17
0
0
0
0

Medium Clouds (% Sky Obscured)

100
100
100
100
100
95
30
20
21
18
14
13
2
16
30
18
20
11
1
0
0
0
9
11

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
99
68
100
50
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

5
3
4
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

Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
52
37
29
40
5
4
5
4
4
4
1
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

1.2
1.2
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
2
3
3
3
2
3
3
3
4
6
6
5
3
3
4
4
4
3
3
3
4
3
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

21
21
21
22
21
22
20
19
18
17
17
17
17
18
20
19
17
17
17
17
17
16
16
15

Relative Humidity (%)

96
95
94
95
87
84
68
61
53
48
48
49
47
53
64
66
63
66
70
73
74
74
71
69

Pressure (mb)

1011
1012
1012
1013
1013
1013
1012
1012
1012
1011
1011
1010
1010
1010
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011

Ozone (du)

309
308
307
308
307
308
310
313
315
315
316
316
314
314
314
315
314
312
312
312
310
307
306
307

Thursday 3

Waxing Gibbous 61%

14:10

01:03

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

Sun - Rise: 05:38, Set: 20:33, Transit: 13:05. Moon - Rise: 14:10, Set: 01:03. Civil Dark: 21:05 - 05:06. Nautical Dark: 21:46 - 04:25. Astro Dark: 22:34 - 03:38

Total Clouds (% Sky Obscured)

28
20
2
18
15
13
12
9
14
57
45
36
52
19
52
1
24
33
29
35
46
59
25
28

Low Clouds (% Sky Obscured)

0
0
0
0
0
3
11
7
6
43
33
29
51
19
52
1
24
18
0
18
31
21
21
28

Medium Clouds (% Sky Obscured)

10
9
0
0
0
0
0
2
3
5
1
1
3
0
52
0
0
18
16
18
12
28
5
0

High Clouds (% Sky Obscured)

2
2
2
18
13
8
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
1
6
20
8
4
1
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
2
2
3
4
5
6
8
9
10
9
8
9
8
8
6
5
6
5
5
5
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

23
24
27
29
29
31
32
33
32
32
31
31
31
30
30
27
27
26
25
24
23
23
22
22

Dew Point (°C)

14
15
16
16
16
16
16
16
16
17
18
17
17
17
19
18
18
18
17
16
15
15
15
14

Relative Humidity (%)

69
67
60
54
50
46
40
38
37
39
45
43
43
47
58
59
67
69
66
67
67
67
69
70

Pressure (mb)

1011
1012
1012
1012
1012
1012
1012
1011
1011
1011
1010
1010
1010
1010
1011
1012
1013
1014
1014
1015
1015
1015
1016
1016

Ozone (du)

307
308
309
309
310
311
311
314
315
315
315
315
316
317
317
318
320
321
327
334
336
337
331
332

Friday 4

Waxing Gibbous 70%

15:11

01:27

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

Sun - Rise: 05:39, Set: 20:33, Transit: 13:06. Moon - Rise: 15:11, Set: 01:27. Civil Dark: 21:05 - 05:07. Nautical Dark: 21:46 - 04:26. Astro Dark: 22:33 - 03:39

Total Clouds (% Sky Obscured)

30
29
27
45
47
44
31
15
0
0
0
0
0
8
20
27
2
6
11
16
41
65
76
47

Low Clouds (% Sky Obscured)

30
29
27
45
47
44
31
15
0
0
0
0
0
7
5
2
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
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
1
10
10
1
6
11
16
41
65
76
47

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
69
61
55
46
37
32
31
30
29
30
30
31
36
43
48
51
53
56
59
60
60
60
58

Pressure (mb)

1016
1017
1018
1018
1018
1018
1018
1018
1018
1018
1017
1017
1018
1018
1018
1019
1020
1020
1020
1020
1020
1020
1021
1021

Ozone (du)

331
332
330
329
327
326
323
323
322
325
329
327
325
324
323
321
321
322
323
328
324
322
321
319

Saturday 5

Waxing Gibbous 79%

16:13

01:54

06 OK
07 OK
08 OK
09 Bad
10 Bad
11 Bad
12 OK
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

Sun - Rise: 05:40, Set: 20:32, Transit: 13:06. Moon - Rise: 16:13, Set: 01:54. Civil Dark: 21:05 - 05:07. Nautical Dark: 21:46 - 04:27. Astro Dark: 22:33 - 03:40

Total Clouds (% Sky Obscured)

33
22
23
96
100
69
44
62
38
36
51
54
79
89
93
97
100
95
71
64
69
73
95
54

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
19
29
35
41
47
45

Medium 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

High Clouds (% Sky Obscured)

33
22
23
88
100
69
44
57
38
36
51
54
79
89
93
97
100
95
26
18
24
27
93
24

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

22
23
24
27
26
27
30
31
31
33
33
32
32
30
29
26
25
24
24
25
24
24
23
22

Dew Point (°C)

11
12
11
12
12
13
15
15
15
15
16
16
17
18
18
17
16
17
18
17
16
15
15
15

Relative Humidity (%)

58
58
50
46
42
42
41
40
39
38
38
39
42
48
55
56
58
64
70
71
68
63
64
67

Pressure (mb)

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

Ozone (du)

319
318
319
320
319
318
319
318
316
316
315
315
315
313
312
313
312
312
312
311
308
306
306
305

Sunday 6

Waxing Gibbous 86%

17:16

02:28

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

Sun - Rise: 05:40, Set: 20:32, Transit: 13:06. Moon - Rise: 17:16, Set: 02:28. Civil Dark: 21:04 - 05:08. Nautical Dark: 21:45 - 04:27. Astro Dark: 22:32 - 03:41

Total Clouds (% Sky Obscured)

39
25
18
14
25
14
13
10
7
7
9
9
5
4
3
8
7
7
12
20
15
9
0
13

Low Clouds (% Sky Obscured)

39
25
18
14
25
14
13
10
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
10
13
10
0
5
5
6
5
1
2
2
4
7
12
20
15
9
0
12

High Clouds (% Sky Obscured)

11
6
4
4
18
4
4
3
3
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0

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

Chance of Frost

Temperature (°C)

22
23
24
26
28
30
31
33
34
34
34
34
33
32
30
29
28
26
26
25
25
24
24
24

Feels Like (°C)

24
25
25
27
29
31
32
34
35
36
36
36
35
35
35
31
30
31
30
30
30
26
26
27

Dew Point (°C)

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

Relative Humidity (%)

69
69
64
58
52
48
45
42
41
41
42
42
45
49
52
54
57
58
60
62
64
68
72
77

Pressure (mb)

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

Ozone (du)

305
306
305
304
303
304
304
303
302
302
301
301
301
301
300
301
303
304
304
305
306
306
307
307

Monday 7

Waxing Gibbous 92%

18:19

03:10

06 OK
07 OK
08 OK
09 OK
10 OK
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

Sun - Rise: 05:41, Set: 20:32, Transit: 13:06. Moon - Rise: 18:19, Set: 03:10. Civil Dark: 21:04 - 05:09. Nautical Dark: 21:45 - 04:28. Astro Dark: 22:31 - 03:42

Total Clouds (% Sky Obscured)

26
39
42
45
48
47
57
74
76
91
89
94
97
100
96
93
89
83
76
71
60
54
46
56

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
9
20
32
21
11
0
0
0
0
3
3
2
4

Medium Clouds (% Sky Obscured)

24
39
42
45
48
28
2
2
0
0
0
0
0
0
8
16
27
26
23
23
20
17
14
16

High Clouds (% Sky Obscured)

0
0
0
0
15
33
57
74
76
91
89
94
92
90
81
63
34
17
7
6
2
1
0
0

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
8
7
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
0
0
2
3
2
7
9
8
21
25
22
41
47
52
48

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

Chance of Frost

Temperature (°C)

25
25
26
28
30
32
33
34
34
34
34
34
33
31
30
29
28
27
26
26
25
24
24
23

Feels Like (°C)

27
26
26
30
30
31
32
33
34
36
34
34
33
33
34
29
29
30
29
28
28
27
27
27

Dew Point (°C)

20
20
20
20
20
20
19
18
17
18
19
20
20
21
22
22
22
22
22
22
21
22
22
23

Relative Humidity (%)

74
71
70
61
54
49
43
39
35
38
40
43
48
55
63
65
70
76
76
78
80
85
89
97

Pressure (mb)

1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1016
1016
1015
1015

Ozone (du)

308
309
311
312
312
313
313
312
312
311
311
311
311
310
310
310
309
308
307
306
305
305
305
305

Tuesday 8

Waxing Gibbous 97%

19:18

04:00

Sun - Rise: 05:42, Set: 20:32, Transit: 13:06. Moon - Rise: 19:18, Set: 04:00. Civil Dark: 21:04 - 05:10. Nautical Dark: 21:44 - 04:29. Astro Dark: 22:31 - 03:43

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Swarthmore, Delaware, United States of America (39.90,-75.35)

Generated: 02/07/25 06:53:41. Forecast: 02/07/25 to 08/07/25. Timezone: UTC-4.00