#rainfall

Changing rainfall, persistent drought and invasive species are taking a toll on the watershed and leaving East Maui farmers with less water than expected after the restoration of streams.

Locally heavy rain and a slight chance of thunderstorms is forecast through Friday. A new storm system could bring another chance for heavy rainfall and thunderstorms to the islands Tuesday and Wednesday, according to the NWS.

January rainfall totals from the northeast half of Hawai‘i Island were mostly below average, while totals from the southwest half were mostly near to above average, according to the National Weather Service monthly rain summary.

The rain gauge at Puʻu Kukui got the county’s highest monthly total of 21.38 inches and the highest daily total of 6.37 inches on April 2. The monthly total was 56% of average, according to State Senior Service Hydrologist Kevin Kodama with the National Weather Service’s Forecast Office Honolulu who compiled the report.

To help inform future water management decisions in Hawaiʻi, researchers published the first study in the state that characterizes the frequency of several atmospheric disturbance types and the associated magnitude of rainfall on Oʻahu.

Scientists from the University of Hawai‘i at Mānoa published a study based on a time-series of rainfall data on the Big Island that shows extreme events, such as volcanic eruptions and hurricanes, can affect the chemistry of precipitation.

The National Weather Service is reporting record daily maximum rainfall was set Saturday night at the Kahului Airport.

The National Weather Service issued a Flash Flood Watch for Kauai, Niihau & Oahu from late Saturday night to Sunday evening.  Heavy rainfall will increase the potential for flash flooding. An approaching cold front and associated upper trough will combine to increase the potential for heavy rainfall and flash flooding. Precautionary/Preparedness actions:  A flash flood […]

COUNTY OF MAUI UPDATE ON WEATHER-RELATED CLOSURES, INCIDENTS The Central Maui Landfill is expected to reopen tomorrow (Saturday, January 17, 2009) for normal hours of operation, and Parks staff will report for work tomorrow to assess facilities that can be opened. According to Department of Parks and Recreation Director Tamara Horcajo, it is expected that […]