The University of Tulsa

Mountain Cedar Pollen Forecast

 

Date Issued: 28 January 2007

Mountain Cedar Location(s): Arbuckle Mountains, OK

Regional Weather: Sun and Mon, Jan 28 and 29. TX/OK: Cool conditions across the region today and Monday. Daytime highs on Sunday will be in the mid to upper 30s in Oklahoma and the mid 40s to mid 50s in Texas. Skies will be clear to partly cloudy with moderate northerly or northeast winds. Winds will be shifting to southerly winds this evening or overnight. Lows tonight will range from the 20s to mid 30s. Temperatures on Monday will range from the mid 40s in Oklahoma to the mid 50s in Texas. Skies will be partly to mostly cloudy with moderate winds from the south. In Oklahoma winds will be shifting back to northerly on Monday afternoon.

Trajectory weather: The air mass trajectories move from the Arbuckle Mountains to the southeast and then curve to the northeast as the winds shift to southerly. The trajectories show poor to moderate characteristics for entrainment and travel. Conditions at the source are cold this morning and may not reach favorable range today except in sheltered areas. Trajectories on Monday begin moving to the east then turn to southwest and continue show only moderate characteristics for entrainment and travel. Conditions at the source will again be cold in the morning and only reaching the favorable range in the afternoon.

OUTLOOK: *** Low threat today/ Low to moderate threat Monday *** Conditions today mostly unfavorable. On Monday low morning temperatures will limit pollen release to afternoon hours.

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

Prepared by: Estelle Levetin (Faculty of Biological Science, The University of Tulsa, 600 S. College, Tulsa, OK 74104). 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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