Pollen Transport Forecast, 21 January 2000

University of Tulsa
Mountain Cedar Pollen Forecast

 

Date Issued: 21 January 2000

Mountain Cedar location(s): Edwards Plateau, Texas

Regional weather: Thursday-Saturday, January 20-22 - TX/OK: Cold front pushes all the way through the region today. High pressure building in from the north is in control. The high will move off to the east on Friday..... while the next system forms in the western sections of this region. Moisture levels will be on the increase each day, especially for Saturday. Chance of rain northern half of the region on Saturday. Highs ranging from the 40's north to 70's south each day with some 80's in parts of TX on Saturday. Lows mostly from the 20's north to 50's south.

Trajectory weather: Variably cloudy east in the morning..... partly cloudy all areas by afternoon. High in the 60's. Becoming mostly cloudy overnight with a chance of rain late central OK. Low near 30. Mostly cloudy with a chance of rain Saturday, high in the upper 40's.

Trajectory confidence: High

OUTLOOK: *** Moderate East .... Serious West *** Conditions are mixed but mostly favorable for the eastern sections of the Plateau, favorable to very favorable in the western sections of the Plateau. Temperatures are favorable by late morning all areas. Humidities are favorable by late morning in the west and will be favorable during the afternoon hours in the east. Winds are moderate in the east, fairly strong in the west. Moderate release levels in the east with strong release expected in the west. Airborne pollen will be moving through central TX this afternoon.... western sections of north TX and OK overnight... into northern OK on Saturday. Residents of west-central TX.... western sections of north TX.... and western OK will be affected the most from today's release. On Saturday..... trajectories will be moving east. Temperatures will be favorable much of the day. Humidities will be much like today's; favorable in the west, becoming favorable by afternoon in the east. Moderate to strong release expected. Residents of central and eastern TX are most likely to be affected. TK

Trajectory Start(s) (shown by * on map): Austin, TX; Junction, TX; San Angelo, TX

Austin, TX

Junction, TX

San Angelo, TX

Prepared by: Thomas Keever (Department of Marine, Earth and Atmospheric Sciences, NCSU), Estelle Levetin (Faculty of Biological Science, The University of Tulsa, 600 S. College, Tulsa, OK 74104), and C.E. Main (Department of Plant Pathology, North Carolina State University, Raleigh, NC 27695-7618). This forecast gives the anticipated future track of released Mountain Cedar pollen, weather conditions over the region and along the forecast pathway, and an estimated time of arrival for various metropolitan areas.

Questions: Aerobiology Lab e-mail: pollen@utulsa.edu

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