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Key to Taf Airport Locations and Office Responsibility. A = Tupelo (NWSFO Memphis) B = Greenville (NWSFO Jackson) C = Greenwood (NWSFO Jackson) D = Jackson (NWSFO Jackson) E = Meridian (NWSFO Jackson) F = Mccomb (NWSFO New Orleans) G = Hattiesburg (NWSFO Jackson) H = Gulfport (NWSFO New Orleans) The Jackson Forecast Office provides one primary service for aviation. This is the Aviation International Aerodrome Forecast(TAF). Aviation Terminal Forecasts The TAFs or Aviation International Aerodrome Forecasts are precise forecasts for the next 24 hours for specific airports. The Terminal Tafs are issued 4 times daily for the next 24 hours for 5 airports in Mississippi. The airports for which the Jackson office issues Tafs are: Greenwood, Greenville, Jackson International, Meridian, and Pine Belt (Hattiesburg-Laurel. The times are 00z-24z...06-06z...12-12z...and 18-18z. The forecasts are a sequential list of expected weather conditions at the airports for the next 24 hours. Expected ceilings, visibilities, winds, and weather (thunderstorms, rain, snow, fog, etc.) are forecast. The Tafs are used by all aviation interests to plan flight operations in the vicinity of the airports. Here is an example of a Aviation Aerodrome Forecast issued by the Jackson WSFO: TAF KJAN 311735Z 311818 23009KT 5SM SHRA SCT012 OVC040 TEMPO 1822 1/2SM +TSRA OVC005CB FM2200 24006KT 4SM SHRA BR SCT010 OVC040 TEMPO 2202 1SM TSRA BR OVC005CB BECMG 0203 P6SM NSW FM0800 25005KT 5SM BR SCT025 BKN100 TEMPO 1014 2SM BR BKN025 PROB30 0814 1SM +SHRA BECMG 1516 P6SM NSW FM1600 31009KT P6SM FEW030 BKN150 TEMPO 1618 BKN030= This is a Terminal Forecast for Jackson, Mississippi on the 31st of the month and valid from 18z(Universal Coordinated Time) to 18z 24 hours later. Each line represents a time given in Z (UTC) time when a significant change in expected weather is forecast. To give an idea of the contents here is a translation of the of the 18z to 22z weather. The winds will be from 230 degrees at 9knots with 5 statue miles in rain showers. There will be a scattered cloud deck at 1200 foot below an overcast cloud deck at 4000 feet. It will occasionally (tempo) worsen to 1/2 statue mile in heavy thunderstorms with 500 foot deck of cumulusnimbus clouds

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