Drought in Hawaii, August 1 to 31, 2010

Name: Drought in Hawaii, August 1 to 31, 2010
Start: 2010-08-01T00:00
End: 2010-08-31T23:59
Location: Hawaii

August 1 to 31, 2010 · NWS HFO · 14 events in 14 counties and zones

Very little rain fell in drought-stricken areas across Hawaii in August. County officials maintained water restrictions in those locales.

Where it happened

Every event with a place to put it; 7 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 14

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS HFO wrote it up.

Very little rain fell in drought-stricken areas across Hawaii in August. County officials maintained water restrictions in those locales.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Honolulu, HI wrote its last area forecast discussion before the first event at Jul 31, 8:30 PM HST, 3 hours 30 minutes earlier.

Area forecast discussion, Jul 31, 8:30 PM HST, 3 hours 30 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HONOLULU HI
830 PM HST SAT JUL 31 2010

.SYNOPSIS...
HIGH FAR NORTH NORTHEAST OF THE ISLANDS WILL CONTINUE TO PROVIDE
TRADE WINDS THROUGH NEXT WEEK. MODERATE TO LOCALLY STRONG WINDS
WILL CONTINUE ONE MORE DAY...THEN DECREASE A NOTCH BY MONDAY AS THE
HIGH MOVES FURTHER AWAY. PASSING SHOWERS WILL AFFECT THE WINDWARD
AND MOUNTAIN SECTIONS AT TIMES.

&&

.DISCUSSION...
SUMMER TIME WEATHER CONTINUES OVER THE ISLANDS...AS A HIGH PRESSURE
PERSISTS FAR NORTH NORTHEAST OF THE ISLANDS. LOOKS LIKE THE MODERATE
TO LOCALLY STRONG TRADE WINDS WILL CONTINUE ONE MORE DAY THEN
DECREASE A LITTLE AS THE HIGH PRESSURE FAR NORTH NORTHEAST LIFTS
FURTHER NORTH...AWAY FROM THE ISLANDS. PASSING CLOUDS AND SHOWERS
CARRIED BY THE WINDS WILL AFFECT WINDWARD AND MOUNTAIN SECTIONS AT
TIMES...ESPECIALLY DURING THE NIGHT AND MORNING HOURS.

LATEST FORECAST CHARTS CONTINUE TO INDICATE AN UPPER LEVEL TROUGH
MOVING TO THE ISLANDS VICINITY EARLY NEXT WEEK. WEATHER CONDITIONS
MAY BECOME FAVORABLE FOR AN INCREASE IN PRECIPITATION...BUT THEN NOT
MUCH...IF ANY...INCREASE IN LOW LEVEL MOISTURE IS EXPECTED IN THE
ISLAND VICINITY AS INDICATED BY THE FORECAST CHARTS.  IN FACT...
FORECAST CHARTS DEPICT A STABLE AIR MASS REMAINING IN THE ISLAND
VICINITY THROUGH NEXT WEEK. HENCE THE EFFECT OF THIS UPPER TROUGH ON
THE ISLAND WEATHER MAY BE LIMITED.

IN ALL...TRADE WIND WEATHER PREVAILS WITH A SLIGHT DECREASE IN WIND
BY NEXT WEEK.

&&

.MARINE...
A SMALL CRAFT ADVISORY REMAINS IN EFFECT FOR THE WINDIER CHANNELS
AND COASTAL WATERS AROUND MAUI AND THE BIG ISLAND THROUGH SUNDAY
NIGHT AS MODERATE TO LOCALLY STRONG TRADES CONTINUE.

CURRENT SOUTH-SOUTHWEST SWELL CONTINUES TO SLOWLY SUBSIDE THROUGH
MONDAY. THE NEXT SOUTH SWELL WILL ARRIVE TUESDAY...AND MAY BRING
ADVISORY LEVEL SURF TO THE SOUTH FACING SHORES.

&&

.AVIATION...
AIRMET FOR LOW LEVEL TURB OVR AND IMT S THRU W OF MT ALL ISLANDS
CONTINUES AS FRESH TRADE WINDS PREVAIL.

&&

.FIRE WEATHER...
THE RED FLAG WARNING CONTINUES THROUGH SUNDAY EVENING AS LOCALLY
STRONG TRADE WINDS AND A DRY AIR MASS PERSIST.

&&

.HFO WATCHES/WARNINGS/ADVISORIES...
RED FLAG WARNING UNTIL 6 PM HST SUNDAY FOR LEEWARD SECTIONS OF ALL
ISLANDS.

SMALL CRAFT ADVISORY UNTIL 6 AM HST MONDAY FOR MAALAEA BAY...PAILOLO
AND ALENUIHAHA CHANNELS...WATERS SOUTH OF THE BIG ISLAND.

&&

HUI

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

14 drought. Local standard time, as filed.

Drought, Oahu South Shore

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Oahu South Shore forecast zone
Reported by: Other Federal Agency

Drought, Oahu Koolau

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Oahu Koolau forecast zone
Reported by: Other Federal Agency

Drought, Olomana

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Olomana forecast zone
Reported by: Other Federal Agency
Coordinates: 21.455, -157.961 (the zone’s center; the record gives no point)

Drought, Molokai Leeward

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Molokai Leeward forecast zone
Reported by: Other Federal Agency

Drought, Lanai Makai

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Lanai Makai forecast zone
Reported by: Other Federal Agency

Drought, Lanai Mauka

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Lanai Mauka forecast zone
Reported by: Other Federal Agency
Coordinates: 21.027, -156.788 (the zone’s center; the record gives no point)

Drought, Maui Windward West

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Maui Windward West forecast zone
Reported by: Other Federal Agency
Coordinates: 21.027, -156.788 (the zone’s center; the record gives no point)

Drought, Maui Leeward West

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Maui Leeward West forecast zone
Reported by: Other Federal Agency
Coordinates: 21.027, -156.788 (the zone’s center; the record gives no point)

Drought, Maui Central Valley

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Maui Central Valley forecast zone
Reported by: Other Federal Agency

Drought, Leeward Haleakala

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Leeward Haleakala forecast zone
Reported by: Other Federal Agency

Drought, Kona

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Kona forecast zone
Reported by: Other Federal Agency
Coordinates: 19.602, -155.523 (the zone’s center; the record gives no point)

Drought, South Big Island

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: South Big Island forecast zone
Reported by: Other Federal Agency

Drought, Kohala

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Kohala forecast zone
Reported by: Other Federal Agency
Coordinates: 19.602, -155.523 (the zone’s center; the record gives no point)

Drought, Big Island Interior

When: August 1, 12:00 AM HST to August 31, 11:59 PM HST
Where: Big Island Interior forecast zone
Reported by: Other Federal Agency
Coordinates: 19.602, -155.523 (the zone’s center; the record gives no point)

What these are

Drought: A drought reaching severe (D2) or worse on the US Drought Monitor, or with notable impacts.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Hawaii in 2010 Every state in 2010 This day in weather history Warnings in Hawaii, August 2010

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 248383, 248384, 248385, 248386, 248387, 248388, 248389, 248390, 248391, 248392, 248393, 248394, 248395, 248396.