Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 7

Waning Gibbous 77%

22:41

08:03

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

Sun - Rise: 07:22, Set: 18:00, Transit: 12:12. Moon - Rise: 22:41, Set: 08:03. Civil Dark: 18:27 - 06:55. Nautical Dark: 18:58 - 06:24. Astro Dark: 19:30 - 05:52

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
96
89
100
100
100
100
99
100
100
100
100
98
90
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
94
83
93
93
97
100
81
79
84
85
82
70
80
69

Medium Clouds (% Sky Obscured)

31
29
27
35
23
23
0
30
1
0
0
0
8
0
0
22
77
100
100
99
74
91
35
99

High Clouds (% Sky Obscured)

4
1
43
23
57
25
69
33
57
38
5
72
99
100
32
46
88
100
94
100
100
51
47
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
3
1
0
0
0
0
4
1
0
2
8
0
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
3
6
3
1
1
1
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

0
0
0
0
0
0
0
0
1
0
0
0
5
6
42
65
47
56
44
24
42
31
28
24

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

91
91
91
91
91
91
90
91
95
98
100
98
98
98
100
100
98
98
98
98
100
98
100
98

Pressure (mb)

1026
1025
1025
1024
1023
1022
1020
1019
1018
1018
1017
1016
1015
1015
1013
1012
1012
1011
1011
1010
1010
1009
1010
1010

Ozone (du)

261
259
259
258
256
257
259
258
257
256
255
254
255
255
258
259
260
261
262
262
262
264
264
265

Sunday 8

Waning Gibbous 69%

00:44

09:30

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

Sun - Rise: 07:20, Set: 19:01, Transit: 13:11. Moon - Rise: 00:44, Set: 09:30. Civil Dark: 19:28 - 06:53. Nautical Dark: 19:59 - 06:22. Astro Dark: 20:31 - 05:51

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
75
75
35
35
2
0
0
2
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

69
36
82
81
77
78
85
83
32
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

99
98
100
100
100
100
100
99
21
28
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
50
50
35
35
2
0
0
2
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

24
13
24
51
59
80
57
27
10
4
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
14
15
15
15
15
15
15
16
16
16
14
12
11
11
10
10
9
9
8
8
7
8
8

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
95
87
85
86
87
80
78
77
73
73
82
87
92
90
85
78
78
78
75
71
70
70
70

Pressure (mb)

1010
1010
1011
1011
1010
1011
1010
1010
1010
1011
1012
1013
1013
1014
1015
1015
1016
1016
1017
1017
1017
1017
1017
1018

Ozone (du)

265
266
267
271
276
280
287
291
294
297
296
303
313
328
334
335
333
326
321
317
316
315
317
320

Monday 9

Waning Gibbous 59%

01:46

10:02

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

Sun - Rise: 07:19, Set: 19:02, Transit: 13:11. Moon - Rise: 01:46, Set: 10:02. Civil Dark: 19:29 - 06:52. Nautical Dark: 20:00 - 06:20. Astro Dark: 20:32 - 05:49

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
12
7
21
44
55
53
53
46
53
57
59
61

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
12
7
21
44
55
53
53
46
53
57
59
61

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
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
4
92
92
92
92
92
92

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)

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

Chance of Frost

Temperature (°C)

8
9
12
14
16
17
18
19
19
19
18
16
14
13
12
11
11
11
10
10
10
9
9
9

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

68
62
52
45
38
34
31
33
35
37
42
52
60
64
69
72
77
83
88
91
95
95
96
93

Pressure (mb)

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

Ozone (du)

320
323
323
322
323
326
332
317
313
314
313
312
313
316
317
315
311
307
307
308
309
309
311
313

Tuesday 10

Waning Gibbous 50%

02:44

10:41

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

Sun - Rise: 07:17, Set: 19:03, Transit: 13:11. Moon - Rise: 02:44, Set: 10:41. Civil Dark: 19:30 - 06:50. Nautical Dark: 20:01 - 06:19. Astro Dark: 20:33 - 05:47

Total Clouds (% Sky Obscured)

53
42
30
21
18
16
9
11
7
16
32
48
57
68
95
97
98
76
75
75
100
94
100
100

Low Clouds (% Sky Obscured)

51
32
21
13
6
0
0
0
0
5
12
17
33
54
77
84
92
76
75
75
100
94
100
100

Medium Clouds (% Sky Obscured)

3
9
14
15
15
16
9
11
7
6
5
7
13
17
41
27
31
35
42
53
62
59
58
73

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
14
25
38
29
19
31
54
78
72
47
22
60
47
70
70

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
9
9
9
9
9
9
9
9
9

Fog (%)

92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92

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
23
24
1
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
3
3
4
5
6
6
7
8
8
8
5
4
4
4
4
5
5
5
5
5
5
5
5

Chance of Frost

Temperature (°C)

9
11
14
16
18
20
22
23
23
23
22
20
18
17
16
15
15
15
14
14
14
14
14
14

Feels Like (°C)

11
12
15
17
19
21
22
23
23
23
22
22
21
20
18
15
15
14
16
16
15
13
14
14

Dew Point (°C)

8
9
9
10
10
10
10
10
10
11
12
14
14
14
14
14
14
13
13
13
13
13
13
13

Relative Humidity (%)

93
84
75
67
60
53
47
45
44
46
54
67
75
81
87
90
92
90
92
93
93
95
95
96

Pressure (mb)

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

Ozone (du)

314
313
314
316
314
310
309
310
311
310
308
309
306
300
297
295
296
291
292
290
289
287
288
290

Wednesday 11

Third Quarter 40%

03:36

11:27

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

Sun - Rise: 07:16, Set: 19:04, Transit: 13:11. Moon - Rise: 03:36, Set: 11:27. Civil Dark: 19:31 - 06:49. Nautical Dark: 20:02 - 06:17. Astro Dark: 20:34 - 05:46

Total Clouds (% Sky Obscured)

100
99
99
99
100
99
96
100
100
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

94
88
82
78
74
70
76
81
87
60
33
6
11
16
22
31
35
41
44
61
81
85
88
91

Medium Clouds (% Sky Obscured)

68
60
60
35
68
28
23
49
68
34
79
83
85
91
97
98
98
100
100
100
100
96
93
78

High Clouds (% Sky Obscured)

79
87
86
97
99
96
96
98
100
97
85
96
98
99
100
100
100
100
100
100
100
100
100
100

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 (%)

92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92

Precipitation Type

None
None
None
None
None
None
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

Precipitation Probability (%)

0
1
0
0
0
0
0
0
0
0
0
0
1
1
0
8
13
16
37
49
59
68
76
83

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

6
7
8
9
11
12
13
14
14
14
13
12
11
11
12
12
12
13
13
13
13
14
14
14

Chance of Frost

Temperature (°C)

14
15
16
19
21
23
24
25
25
25
24
23
21
21
20
20
20
19
19
19
19
18
18
18

Feels Like (°C)

14
14
15
17
20
21
23
23
23
24
23
22
21
20
20
20
20
19
20
18
17
17
17
17

Dew Point (°C)

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

Relative Humidity (%)

98
93
87
75
67
62
57
54
55
60
65
69
75
75
75
72
75
76
77
78
80
80
81
82

Pressure (mb)

1015
1015
1015
1015
1014
1013
1012
1011
1011
1010
1010
1010
1009
1009
1008
1007
1007
1006
1005
1004
1004
1003
1002
1002

Ozone (du)

290
286
284
284
284
284
283
282
280
279
279
279
279
279
279
278
278
278
278
279
279
280
281
282

Thursday 12

Waning Crescent 40%

04:22

12:21

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

Sun - Rise: 07:14, Set: 19:05, Transit: 13:10. Moon - Rise: 04:22, Set: 12:21. Civil Dark: 19:32 - 06:47. Nautical Dark: 20:03 - 06:16. Astro Dark: 20:35 - 05:44

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
97
98
100
100
100
100
81
62
43
29
21
16
15
12
6
7
7
7

Low Clouds (% Sky Obscured)

74
56
42
29
30
10
5
5
0
0
0
0
0
0
1
1
1
1
2
1
0
2
3
3

Medium Clouds (% Sky Obscured)

38
31
32
44
56
70
61
60
75
86
92
100
81
62
43
29
12
0
0
1
2
2
3
3

High Clouds (% Sky Obscured)

100
100
100
95
77
60
63
79
99
97
91
63
38
16
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 (%)

92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92

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 (%)

90
92
94
95
95
92
61
37
7
15
18
18
16
13
6
4
3
3
5
4
0
0
0
0

Precipitation Amount (mm)

0.5
0.5
0.4
0.5
0.6
0.6
0.2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

15
15
17
19
15
13
15
15
14
14
14
14
15
15
14
14
14
15
16
15
13
11
10
9

Chance of Frost

Temperature (°C)

18
17
16
16
14
11
9
9
8
8
7
7
6
5
4
2
1
0
-1
-1
-1
-1
-1
-1

Feels Like (°C)

17
14
12
11
14
15
16
2
3
3
3
3
2
1
0
-1
-2
-2
-2
-7
-8
-7
-8
-8

Dew Point (°C)

15
14
12
11
9
6
3
2
0
-1
-2
-3
-4
-6
-8
-10
-10
-11
-11
-11
-11
-12
-11
-11

Relative Humidity (%)

83
79
75
72
70
68
67
62
57
52
50
49
48
45
44
41
42
43
44
45
45
45
46
48

Pressure (mb)

1001
1001
1001
1002
1003
1004
1005
1005
1005
1006
1007
1007
1008
1009
1010
1011
1013
1014
1015
1015
1016
1017
1018
1019

Ozone (du)

283
285
286
287
290
292
295
300
306
312
330
348
366
374
383
392
394
396
398
396
395
393
389
385

Friday 13

Waning Crescent 30%

05:00

13:22

08 Good
09 Good
10 Good
11 Good
12 OK
13 OK
14 OK
15 OK
16 OK
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad

Sun - Rise: 07:12, Set: 19:06, Transit: 13:10. Moon - Rise: 05:00, Set: 13:22. Civil Dark: 19:33 - 06:45. Nautical Dark: 20:05 - 06:14. Astro Dark: 20:36 - 05:42

Total Clouds (% Sky Obscured)

5
2
0
11
24
40
40
41
41
51
64
76
84
91
100
99
98
97

Low Clouds (% Sky Obscured)

2
1
0
0
0
0
6
13
21
15
9
4
30
56
83
63
44
25

Medium Clouds (% Sky Obscured)

2
1
0
11
24
39
32
25
19
23
26
29
32
31
25
23
13
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
1
0
33
64
76
84
91
100
91
86
84

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92
92

Precipitation Type

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
2
5
6
4

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

8
8
8
8
8
9
10
11
11
12
12
12
13
13
13
14
14
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-5
-4
-3
-3
-2
-2
5
5
4
4
4
5
2
1
1
0
1

Dew Point (°C)

-10
-11
-11
-11
-11
-10
-10
-9
-8
-7
-6
-6
-5
-4
-4
-3
-3
-3

Relative Humidity (%)

49
43
39
35
31
28
26
28
29
31
34
37
42
43
46
48
48
47

Pressure (mb)

1020
1020
1020
1021
1020
1019
1018
1018
1017
1016
1016
1015
1015
1015
1014
1014
1013
1013

Ozone (du)

380
373
365
357
353
348
344
342
339
337
335
333
331
332
332
332
331
329

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

Generated: 07/03/26 08:58:40. Forecast: 07/03/26 to 13/03/26. Timezone: UTC-5.00