New estimates at 11pm suggest Darby may go further West and across the entire Big Island!
Currently forecasts of 50mph when it gets here, near Kohala, Saturday early evening.. Prepare now. Fill up your gas tanks and have plenty of water and batteries just in case.
Storm tracking at 11pm moves Darby’s center closer to Kohala and now West.
To refresh some of the terminology regarding the intensity of storms; below is the scale being used.
| Category | Wind speeds |
|---|---|
| Five | ≥157 mph |
| Four | 130–156 mph |
| Three | 111–129 mph |
| Two | 96–110 mph |
| One | 74–95 mph |
| Tropical storm |
39–73 mph |
|---|---|
| Tropical depression |
≤38 mph |
Also, we get watches and warnings; below is definitions for these.
Hurricane Watch
A Hurricane Watch is issued when a tropical cyclone containing winds of 64 kt (74 mph) or higher poses a possible threat, generally within 48 hours. These winds may be accompanied by storm surge, coastal flooding, and/or river flooding.
The watch does not mean that hurricane conditions will occur. It only means that these conditions are possible.
Hurricane Warning
A Hurricane Warning is issued when sustained winds of 64 kt (74 mph) or higher associated with a tropical cyclone are expected in 36 hours or less. These winds may be accompanied by storm surge, coastal flooding, and/or river flooding. A hurricane warning can remain in effect when dangerously high water or a combination of dangerously high water and exceptionally high waves continue, even though winds may be less than hurricane force.
Tropical Storm Watch
A Tropical Storm Watch is issued when a tropical cyclone containing winds of 34 to 63 kt (39 to 73 mph) or higher poses a possible threat, generally within 48 hours. These winds may be accompanied by storm surge, coastal flooding, and/or river flooding.
The watch does not mean that tropical storm conditions will occur. It only means that these conditions are possible.
Tropical Storm Warning
A Tropical Storm Warning is issued when sustained winds of 34 to 63 kt (39 to 73 mph) or higher associated with a tropical cyclone are expected in 36 hours or less. These winds may be accompanied by storm surge, coastal flooding, and/or river flooding.