Sea Conditions for Johnston Atoll

Detailed Sea Conditions for Johnston Atoll over the next 2 days

Issued (local time): 1 pm Friday 19 Aug 2022

Detailed Sea Conditions for Johnston Atoll over the next 2 days

Issued (local time): 1 pm Friday 19 Aug 2022
Forecast update inUpdates in  hr  min  sUpdate imminent
Friday 19 Saturday 20 Sunday 21
11AM 2PM 5PM 8PM 11PM 2AM 5AM 8AM 11AM 2PM 5PM 8PM 11PM 2AM 5AM 8AM 11AM 2PM
Tide State flow high ebb low flow high ebb low flow high ebb low flow high ebb low flow high
High Tide
height (m)

11:25AM
0.59



11:41PM
0.39



12:39PM
0.57



1:23AM
0.37



1:54PM
0.59
Low Tide
height (m)



6:27PM
0.24



5:28AM
0.21



8:00PM
0.21



7:04AM
0.22


Swell (m)
direction
1.6
E
1.7
E
1.7
E
1.7
E
1.7
E
1.8
E
1.8
S
1.8
S
1.8
S
1.9
S
1.9
S
1.9
S
1.9
SSE
1.9
SSE
1.9
SSE
1.9
SSE
1.9
SSE
2
SSE
Wave Height (m) 1.6 1.7 1.7 1.7 1.7 1.8 1.8 1.8 1.8 1.9 1.9 1.9 1.9 1.9 1.9 1.9 1.9 2.0
Period (s) 8 8 8 8 8 8 18 18 18 17 17 16 11 11 11 11 11 11
Wind
(km/h)
35
ESE
30
ESE
30
ESE
30
ESE
35
ESE
30
ESE
30
ESE
30
ESE
35
E
35
E
30
E
30
ENE
35
ENE
35
E
35
ENE
35
E
35
ENE
35
ENE
  Today's sea temperature in Johnston Atoll, Pacific Ocean is 27.6 °C (Statistics for 19 Aug 1981-2005 – mean: 27.6 max: 28.2 min: 26.7 °C)
  thunderstorm part cloud part cloud clear clear clear clear clear clear clear part cloud clear thunderstorm part cloud clear clear clear clear
Summary  risk
tstorm
some
clouds
some
clouds
clear clear clear clear clear clear clear some
clouds
clear risk
tstorm
some
clouds
clear clear clear clear
Rain mm 1 - - - - - - - - - - - 1 - - - - -
Temp °C 27 27 27 27 27 26 26 26 27 27 27 27 27 27 27 27 27 27
Chill °C 27 27 27 27 27 26 26 26 27 27 27 27 27 27 27 27 27 27
Sunrise - - - - - - - 7:01 - - - - - - - 7:01 - -
Sunset - - 7:39 - - - - - - - 7:39 - - - - - - -

Tide datum: Mean Lower Low Water.