New red Flag Warning criteria for Florida began March 3rd

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE TALLAHASSEE FL
1015 AM EST SAT FEB 5 2011

TO: FEDERAL...STATE AND LOCAL LAND MANAGEMENT
AGENCIES...EMERGENCY MANAGEMENT OFFICIALS...
NEWS MEDIA AND OTHER USERS

SUBJECT: CHANGE TO (FIRE WEATHER) RED FLAG WARNING AND FIRE WEATHER
WATCH ISSUANCE CRITERIA EFFECTIVE MARCH 3 2011

IN COOPERATION WITH THE FLORIDA DIVISION OF FORESTRY...AND THE US
FOREST SERVICE THE CRITERIA FOR RED FLAG WARNINGS AND FIRE WEATHER
WATCHES WILL CHANGE AT 1200 AM EST MARCH 3 2011.

THE NEW CRITERIA FOR RED FLAG WARNINGS AND FIRE WEATHER WATCHES WILL
BE AS FOLLOWS:

FOUR CONSECUTIVE HOURS OF FORECAST RELATIVE HUMIDITY LESS THAN 35
PERCENT AND FORECAST ENERGY RELEASE COMPONENT (ERC) 35 OR GREATER

OR

FORECAST RELATIVE HUMIDITY LESS THAN 35 PERCENT AND FORECAST 20
FOOT SUSTAINED WIND SPEED IN EXCESS OF 15 MPH.

OR

FORECAST RELATIVE HUMIDITY LESS THAN 35 PERCENT AND FORECAST LAVDAS
DISPERSION INDEX 75 OR GREATER.

IN ADDITION..."FIRE DANGER STATEMENTS" /MIARFDTAE/ FOR FORECAST FIRE
WEATHER CONDITIONS APPROACHING BUT NOT EXCEEDING RED FLAG WARNING
CRITERIA WILL BE ISSUED FOR THE FOLLOWING CONDITIONS:

FOUR CONSECUTIVE HOURS OF FORECAST RELATIVE HUMIDITY LESS THAN 35
PERCENT AND FORECAST ENERGY RELEASE COMPONENT (ERC) 30 TO 34

OR

FORECAST RELATIVE HUMIDITY LESS THAN 35 PERCENT AND FORECAST 20
FOOT WIND GUSTS IN EXCESS OF 15 MPH.

WMO HEADER/AWIPS ID OF THE FIRE DANGER STATEMENT WILL BE AS FOLLOWS:

PRODUCT NAME: WMO HEADER AWIPS ID

FIRE DANGER STATEMENT FNUS64 KTAE MIARFDTAE

FOR FURTHER INFORMATION...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE:

JEFF EVANS TIM BARRY
WARNING COORDINATION METEOROLOGIST FIRE WEATHER PROGRAM MANAGER
NATIONAL WEATHER SERVICE NATIONAL WEATHER SERVICE
LOVE BLDG/FSU LOVE BLDG/FSU
TALLAHASSEE FL 32306 TALLAHASSEE FL 32306
850-942-8834 850-942-8833

$$

JE


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