University of Tulsa
Mountain Cedar Pollen Forecast


Date Issued: 6 January 1998

Mountain Cedar location(s): Arbuckle Mountains, OK

Regional weather: Wednesday, January 6 - TX/OK: Dry for today. Mostly cloudy early for eastern sections of both states. In the afternoon, sunny to partly cloudy region-wide. Highs in the 50's and 60's with some 70's south TX. Lows tonight in the 20's and 30's, with some 40's and 50's south and east TX. Cold front dropping down from the north will bring some changes to OK on Thursday.

Trajectory weather: Mostly cloudy early, then mostly sunny later this afternoon. High in the mid-50's. Becoming mostly cloudy tonight with a low near 30. Cloudy with a chance of drizzle or freezing drizzle on Thursday, high in the low 30's.

Trajectory confidence: High

OUTLOOK: *** Moderate Threat *** Mixed conditions for pollen release with some release expected during the afternoon hours. At midday....winds are light, humidities are still a bit high, and temperatures are moving into the favorable range. Conditions should become favorable enough during the afternoon for some release to occur, but amounts should be light ......less than those on Tuesday. Airborne pollen will tend to drift slowly north from the source and will probably be washed out Thursday morning. Residents of south-central and central Oklahoma may feel some effects from today's release this afternoon and overnight. TK

 Trajectory Start(s) (shown by green dot 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.

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