HST to WAT Converter
WAT is 11 hours ahead of HST
HST to WAT Conversion Table
Green rows indicate standard business hours (9 AM – 5 PM) in WAT
| HST | WAT |
|---|---|
| 12:00 AM | 11:00 AM |
| 1:00 AM | 12:00 PM |
| 2:00 AM | 1:00 PM |
| 3:00 AM | 2:00 PM |
| 4:00 AM | 3:00 PM |
| 5:00 AM | 4:00 PM |
| 6:00 AM | 5:00 PM |
| 7:00 AM | 6:00 PM |
| 8:00 AM | 7:00 PM |
| 9:00 AM | 8:00 PM |
| 10:00 AM | 9:00 PM |
| 11:00 AM | 10:00 PM |
| 12:00 PM | 11:00 PM |
| 1:00 PM | 12:00 AM +1d |
| 2:00 PM | 1:00 AM +1d |
| 3:00 PM | 2:00 AM +1d |
| 4:00 PM | 3:00 AM +1d |
| 5:00 PM | 4:00 AM +1d |
| 6:00 PM | 5:00 AM +1d |
| 7:00 PM | 6:00 AM +1d |
| 8:00 PM | 7:00 AM +1d |
| 9:00 PM | 8:00 AM +1d |
| 10:00 PM | 9:00 AM +1d |
| 11:00 PM | 10:00 AM +1d |
Converting Hawaii Standard Time to West Africa Time
Hawaii Standard Time (HST) and West Africa Time (WAT) are separated by a 11 hours time difference. WAT is 11 hours ahead of HST. HST is UTC-10, used in United States, while WAT is UTC+1, used in Nigeria, Cameroon, Niger.
When converting from HST to WAT, the key reference points to remember are: 9:00 AM HST equals 8:00 PM WAT, 12:00 PM noon HST equals 11:00 PM WAT, and 5:00 PM HST equals 4:00 AM WAT. The conversion table above shows every hour of the day mapped between these two time zones.
Scheduling Across HST and WAT
For professionals scheduling meetings between HST and WAT, finding overlapping business hours is essential. Standard business hours are typically 9:00 AM to 5:00 PM in each time zone. Given the 11 hours difference, the window of overlap may be limited, making early morning or late evening calls necessary for one party. Use the highlighted working hours in the conversion table above to quickly identify suitable meeting times.
Daylight Saving Time Considerations
HST does not observe Daylight Saving Time, maintaining UTC-10 year-round. WAT does not observe DST, staying at UTC+1 year-round.