Storm Activity: Aug 16, 2023 - Aug 21, 2023
Aug 21 · 21:00 GMT 30 mph 1,005 mb Post-Tropical Cyclone
| Aug 21 | 21:00 GMT | 44.6 | -115.5 | 30 mph | 1,005 mb | Post-Tropical Cyclone | -- |
| Aug 21 | 15:00 GMT | 41.6 | -117.7 | 35 mph | 1,004 mb | Post-Tropical Cyclone | -- |
| Aug 21 | 09:00 GMT | 38.3 | -117.9 | 35 mph | 1,004 mb | Post-Tropical Cyclone | -- |
| Aug 21 | 06:00 GMT | 36.1 | -118.1 | 40 mph | 1,003 mb | Tropical Storm | -- |
| Aug 21 | 03:00 GMT | 33.9 | -118.2 | 45 mph | 998 mb | Tropical Storm | -- |
| Aug 21 | 00:00 GMT | 33.5 | -116.7 | 50 mph | 997 mb | Tropical Storm | -- |
| Aug 20 | 21:00 GMT | 31.3 | -116.1 | 60 mph | 990 mb | Tropical Storm | -- |
| Aug 20 | 18:00 GMT | 29.9 | -115.6 | 65 mph | 988 mb | Tropical Storm | -- |
| Aug 20 | 15:00 GMT | 29.7 | -115.9 | 70 mph | 984 mb | Tropical Storm | -- |
| Aug 20 | 12:00 GMT | 28.8 | -115.5 | 80 mph | 979 mb | Hurricane | 1 |
| Aug 20 | 09:00 GMT | 27.4 | -115 | 85 mph | 974 mb | Hurricane | 1 |
| Aug 20 | 06:00 GMT | 26.5 | -114.9 | 85 mph | 972 mb | Hurricane | 1 |
| Aug 20 | 03:00 GMT | 25.3 | -114.6 | 90 mph | 968 mb | Hurricane | 1 |
| Aug 20 | 00:00 GMT | 24.4 | -114.2 | 100 mph | 964 mb | Hurricane | 2 |
| Aug 19 | 21:00 GMT | 23.8 | -114.1 | 110 mph | 959 mb | Hurricane | 2 |
| Aug 19 | 18:00 GMT | 22.8 | -113.9 | 115 mph | 958 mb | Hurricane | 3 |
| Aug 19 | 15:00 GMT | 22.3 | -113.5 | 125 mph | 947 mb | Hurricane | 3 |
| Aug 19 | 12:00 GMT | 21.5 | -113.4 | 130 mph | 943 mb | Hurricane | 4 |
| Aug 19 | 09:00 GMT | 20.9 | -113.3 | 130 mph | 943 mb | Hurricane | 4 |
| Aug 19 | 06:00 GMT | 20.3 | -113 | 130 mph | 946 mb | Hurricane | 4 |
| Aug 19 | 03:00 GMT | 19.7 | -112.7 | 130 mph | 948 mb | Hurricane | 4 |
| Aug 19 | 00:00 GMT | 19.1 | -112.4 | 130 mph | 948 mb | Hurricane | 4 |
| Aug 18 | 21:00 GMT | 18.7 | -112.2 | 130 mph | 948 mb | Hurricane | 4 |
| Aug 18 | 18:00 GMT | 18.2 | -111.8 | 145 mph | 939 mb | Hurricane | 4 |
| Aug 18 | 15:00 GMT | 17.9 | -111.4 | 145 mph | 939 mb | Hurricane | 4 |
| Aug 18 | 12:00 GMT | 17.3 | -111 | 145 mph | 942 mb | Hurricane | 4 |
| Aug 18 | 09:00 GMT | 17.2 | -110.8 | 145 mph | 942 mb | Hurricane | 4 |
| Aug 18 | 06:00 GMT | 16.8 | -110.4 | 140 mph | 942 mb | Hurricane | 4 |
| Aug 18 | 03:00 GMT | 16.7 | -110 | 125 mph | 952 mb | Hurricane | 3 |
| Aug 18 | 00:00 GMT | 16.4 | -109.5 | 120 mph | 955 mb | Hurricane | 3 |
| Aug 17 | 21:00 GMT | 16.1 | -108.9 | 110 mph | 960 mb | Hurricane | 2 |
| Aug 17 | 18:00 GMT | 15.8 | -108.4 | 105 mph | 965 mb | Hurricane | 2 |
| Aug 17 | 15:00 GMT | 15.5 | -107.8 | 85 mph | 980 mb | Hurricane | 1 |
| Aug 17 | 12:00 GMT | 15.2 | -107.1 | 75 mph | 982 mb | Hurricane | 1 |
| Aug 17 | 09:00 GMT | 14.6 | -106.3 | 70 mph | 988 mb | Tropical Storm | -- |
| Aug 17 | 03:00 GMT | 13.4 | -105.1 | 50 mph | 996 mb | Tropical Storm | -- |
| Aug 16 | 21:00 GMT | 13.7 | -103.7 | 40 mph | 1,002 mb | Tropical Storm | -- |
| Aug 16 | 15:00 GMT | 12.4 | -102.6 | 40 mph | 1,002 mb | Tropical Storm | -- |
Learn more about Hurricane Hilary and the 2023 Eastern Pacific hurricane season in our hurricane archive.
View All Hurricanes and Tropical Cyclones