University of Tulsa
Mountain Cedar Pollen Forecast


Date Issued: 22 January 1998

Mountain Cedar location(s): Arbuckle Mountains, OK

Regional weather: Friday/Saturday, January 22/23 - TX/OK: Complex low pressure system centered in eastern OK brings unsettled weather to the region today and will move east overnight. Cold and rain/snow OK and parts of west TX today. Showers/thunderstorms possible north and east TX. Chance of light rain south-central TX. Highs today 30's and 40's OK, 50's and 60's TX. Rain ending tonight, clearing western areas, lows mostly in the 20's and 30's. Clear to partly cloudy region-wide on Saturday, highs mostly in the 50's and 60's.

Trajectory weather: Periods of rain or drizzle, high in the upper 40's. Mostly cloudy tonight, low in the 40's. Variably cloudy on Saturday, high in the upper 50's.

Trajectory confidence: High

OUTLOOK: *** Low Threat *** Pollen release is dropping in some areas now that the end of the season draws near. Conditions are unfavorable for pollen release today. Strong winds may drive some pollen into the air but very little release expected. On Saturday.... trajectories move to the southeast again but conditions will be unfavorable for release. Low Risk of pollen transport today and Saturday. 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.

Questions: Aerobiology Lab e-mail:

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