USA · US
Camp Pendleton, CA
Which days in December 2026 would work for a D-Day style landing here? Each day is rated
GO, MARGINAL or NO-GO on the things the 1944 planners needed: calm seas, moonlight for the airborne drop,
low tide at dawn and light winds.
Best day to land
Monday Dec 28
✓ GO77/100
🌖 82% moon ·
4.2 ft waves
· low tide 04:47
Climate outlook
Next GO day
Mon Dec 28
Score 77 · Climate outlook
Days this month
2 ✓ GO29 ! MARGINAL0 ✕ NO-GO
Tides here
5.0 ft
Average daily range. Big enough that dawn low-tide timing is scored.
December 2026
✓ GO! MARGINAL✕ NO-GO
1
OUTLOOK
! MARGINAL 74
🌗 57%
🌊 2ft
2
OUTLOOK
! MARGINAL 59
🌗 47%
🌊 2ft
3
OUTLOOK
! MARGINAL 54
🌘 36%
🌊 2ft
4
OUTLOOK
! MARGINAL 52
🌘 26%
🌊 2ft
5
OUTLOOK
! MARGINAL 53
🌘 18%
🌊 2ft
6
OUTLOOK
! MARGINAL 53
🌘 10%
🌊 2ft
7
OUTLOOK
! MARGINAL 53
🌘 5%
🌊 3ft
8
OUTLOOK
! MARGINAL 53
🌘 1%
🌊 3ft
9
OUTLOOK
! MARGINAL 53
🌑 0%
🌊 3ft
10
OUTLOOK
! MARGINAL 52
🌒 1%
🌊 3ft
11
OUTLOOK
! MARGINAL 52
🌒 4%
🌊 3ft
12
OUTLOOK
! MARGINAL 53
🌒 9%
🌊 3ft
13
OUTLOOK
! MARGINAL 56
🌒 16%
🌊 3ft
14
OUTLOOK
! MARGINAL 59
🌒 25%
🌊 3ft
15
OUTLOOK
! MARGINAL 65
🌒 35%
🌊 3ft
16
OUTLOOK
! MARGINAL 62
🌓 45%
🌊 3ft
17
OUTLOOK
! MARGINAL 52
🌓 56%
🌊 3ft
18
OUTLOOK
! MARGINAL 59
🌔 66%
🌊 2ft
19
OUTLOOK
! MARGINAL 68
🌔 76%
🌊 2ft
20
OUTLOOK
! MARGINAL 71
🌔 84%
🌊 2ft
21
OUTLOOK
! MARGINAL 72
🌔 91%
🌊 3ft
22
OUTLOOK
! MARGINAL 72
🌔 96%
🌊 3ft
23
OUTLOOK
! MARGINAL 72
🌕 99%
🌊 3ft
24
OUTLOOK
! MARGINAL 71
🌕 100%
🌊 3ft
25
OUTLOOK
! MARGINAL 70
🌖 98%
🌊 4ft
26
OUTLOOK
! MARGINAL 73
🌖 95%
🌊 4ft
27
OUTLOOK
! MARGINAL 75
🌖 89%
🌊 4ft
28
OUTLOOK
✓ GO 77
🌖 82%
🌊 4ft
29
OUTLOOK
✓ GO 77
🌖 73%
🌊 4ft
30
OUTLOOK
! MARGINAL 71
🌖 63%
🌊 4ft
31
OUTLOOK
! MARGINAL 56
🌗 52%
🌊 4ft
REC recorded weather for past days · FCST live forecast ·
OUTLOOK beyond the forecast: scored against the same week in past years, with this year's real moon and tides.
Select a day for the full breakdown.
Daily score
Dashed lines mark the GO (75) and MARGINAL (50) thresholds. Faded bars are past days.
0
50
75
100
Tue Dec 1: MARGINAL, 74/100 (Climate outlook)
1
Wed Dec 2: MARGINAL, 59/100 (Climate outlook)
Thu Dec 3: MARGINAL, 54/100 (Climate outlook)
Fri Dec 4: MARGINAL, 52/100 (Climate outlook)
Sat Dec 5: MARGINAL, 53/100 (Climate outlook)
5
Sun Dec 6: MARGINAL, 53/100 (Climate outlook)
Mon Dec 7: MARGINAL, 53/100 (Climate outlook)
Tue Dec 8: MARGINAL, 53/100 (Climate outlook)
Wed Dec 9: MARGINAL, 53/100 (Climate outlook)
Thu Dec 10: MARGINAL, 52/100 (Climate outlook)
10
Fri Dec 11: MARGINAL, 52/100 (Climate outlook)
Sat Dec 12: MARGINAL, 53/100 (Climate outlook)
Sun Dec 13: MARGINAL, 56/100 (Climate outlook)
Mon Dec 14: MARGINAL, 59/100 (Climate outlook)
Tue Dec 15: MARGINAL, 65/100 (Climate outlook)
15
Wed Dec 16: MARGINAL, 62/100 (Climate outlook)
Thu Dec 17: MARGINAL, 52/100 (Climate outlook)
Fri Dec 18: MARGINAL, 59/100 (Climate outlook)
Sat Dec 19: MARGINAL, 68/100 (Climate outlook)
Sun Dec 20: MARGINAL, 71/100 (Climate outlook)
20
Mon Dec 21: MARGINAL, 72/100 (Climate outlook)
Tue Dec 22: MARGINAL, 72/100 (Climate outlook)
Wed Dec 23: MARGINAL, 72/100 (Climate outlook)
Thu Dec 24: MARGINAL, 71/100 (Climate outlook)
Fri Dec 25: MARGINAL, 70/100 (Climate outlook)
25
Sat Dec 26: MARGINAL, 73/100 (Climate outlook)
Sun Dec 27: MARGINAL, 75/100 (Climate outlook)
Mon Dec 28: GO, 77/100 (Climate outlook)
Tue Dec 29: GO, 77/100 (Climate outlook)
Wed Dec 30: MARGINAL, 71/100 (Climate outlook)
30
Thu Dec 31: MARGINAL, 56/100 (Climate outlook)
Best days to land in December 2026
ranked
1
Mon Dec 28Climate outlook · GO in 60% of past years
✓ GO77
🌖 82%
· 4.2 ft
· 9 mph
· low 04:47
2
Tue Dec 29Climate outlook · GO in 58% of past years
✓ GO77
🌖 73%
· 4.0 ft
· 9 mph
· low 06:11
3
Sun Dec 27Climate outlook · GO in 54% of past years
! MARGINAL75
🌖 89%
· 4.2 ft
· 8 mph
· low 03:53
4
Tue Dec 1Climate outlook · GO in 60% of past years
! MARGINAL74
🌗 57%
· 2.4 ft
· 7 mph
· low 08:24
5
Sat Dec 26Climate outlook · GO in 40% of past years
! MARGINAL73
🌖 95%
· 4.2 ft
· 8 mph
· low 03:04
6
Tue Dec 22Climate outlook · GO in 49% of past years
! MARGINAL72
🌔 96%
· 2.7 ft
· 7 mph
· low 00:27
7
Mon Dec 21Climate outlook · GO in 46% of past years
! MARGINAL72
🌔 91%
· 2.6 ft
· 7 mph
· low 23:50
8
Wed Dec 23Climate outlook · GO in 46% of past years
! MARGINAL72
🌕 99%
· 3.1 ft
· 7 mph
· low 01:03
9
Wed Dec 30Climate outlook · GO in 36% of past years
! MARGINAL71
🌖 63%
· 3.9 ft
· 9 mph
· low 08:11
10
Sun Dec 20Climate outlook · GO in 37% of past years
! MARGINAL71
🌔 84%
· 2.5 ft
· 7 mph
· low 12:26
All sites, December 2026
GO days left and each site's best
Data updated 2026-11-08 11:10 UTC · times shown are local to the site (America/Los_Angeles).