Wind is the killer for a UDS, WSM or similar cookers. If it is cold outside you'll use more fuel to maintain the same temp than you would during warmer weather, but add in the wind and it will cause temp fluctuations. A welding blanket or some sort of wind block helps a lot.
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The Naked Fatty!
Coming soon! Chicago Area Mid Winter Lunch!
Southern Q Limo Elite Gravity Fed/FEC-100/Memphis Pro SS/PBC/LBGE X 2/SBGE/Mini BGE/Nomad Pellet-matic/Good-One Model 42/WSM X 2/Cookshack Smokette 008/Weber Performer/Saber Cast 500/Weber Kettle X 2/Weber Smokey Joe/WGA/UDS/Coffee Roasting Gasser