Pollen Forecast, 26 January 2001

University of Tulsa
Mountain Cedar Pollen Forecast


Metropolitan Area

Exposure Risk

Oklahoma City




St. Louis


Date Issued: 26 January 2001

Mountain Cedar location(s): Arbuckle Mountains, OK

Regional weather: Friday-Sunday, January 26-28 - TX/OK/AR: Variably to mostly cloudy today south-central and southeast TX; mostly sunny to partly cloudy elsewhere. Cold front moving through the region today will stall out across southern TX later today and tonight. High pressure situated to the north by tonight. The front will serve as a focus for rain.... beginning today in southern and southeast TX.... and spreading to other parts of the region Saturday and Sunday as strong upper-atmospheric energy approaches from the west. Wet most of TX on Saturday, snow toward the Panhandles and dry northeast areas. Smorgasbord of wet weather region-wide on Sunday. Highs in the 50's and 60's today, ranging from the 30's to 60's Saturday and Sunday. Lows ranging from the 20's northwest to 50's south tonight and Saturday night.

Trajectory weather: Mostly sunny today, high near 60. Becoming cloudy tonight with a chance of rain by late, low in the 40's. Cloudy with occasional rain on Saturday, high in the 50's.

Trajectory confidence: High

OUTLOOK: *** Moderate Threat *** Conditions are mixed, mostly favorable for pollen release today. Temperatures are in the low 60's this afternoon, suitable for pollen release. Humidities are also favorable this afternoon. Though forecast to be stronger, winds are light. Moderate Risk today and tonight for south-central OK and northeast TX..... including the Dallas / Ft. Worth metro area. Low Risk of exposure by the time the trajetory reaches south-central TX late tonight, as rain is expected. Saturday and Sunday... Temperature will not reach the favorable range on Saturday and moisture will be on the increase. Rain is likely on Sunday. Little to no release expected either day, with Low Risk of exposure. TK

 Trajectory Start(s) (shown by black star on map): Sulfur, Oklahoma

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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