The University of Tulsa

Mountain Cedar Pollen Forecast

 

 

Date Issued: 28 January 2009

Mountain Cedar Location(s): Arbuckle Mountains, OK

Regional Weather: Wednesday, January 28 – TX/OK: Across the region the weather will be improving, returning to somewhat warmer conditions this afternoon. In Oklahoma, high temperatures will be in the upper 20s and low 30s today after overnight lows in the teens. Temperatures will be warming to the 40s on Thursday.  Winds today will be light and variable increasing to moderate conditions tonight, tomorrow and tomorrow night.  Skies today will be mostly sunny, then partly cloudy tonight and tomorrow clearing towards tomorrow evening.  In Texas, temperatures are low this morning ranging from the teens to the low 40s. Skies range from clear to mostly cloudy across the Plateau. Later this afternoon skies will turn sunny and high temperatures are expected to reach into the 50s with moderate variable winds. Tonight skies will be mostly clear with cold temperatures into the upper 20s and lower 30’s.  On Thursday skies will be sunny to partly cloudy across the area with temperatures in the upper 50s to lower 60s.  On Thursday winds will shift out of the northeast at moderate levels. 

 

Trajectory weather: Air mass trajectories from the Arbuckle Mountains begin moving to the northeast and then curve around to the east and southeast. The atmosphere will remain cold and dense moving near ground level.  At the source areas today, there will be mostly sunny skies with high temperatures in the mid 30s after overnight lows in the teens. Overnight lows tonight will again be in the teens with highs tomorrow in the 40s. Winds will be light and variable today, then pick up to moderate initially tonight then returning to light and variable conditions.  Tomorrow winds will be moderate from the north both during the day and tomorrow night.  

 

OUTLOOK: *** Low Threat *** poor conditions for pollen release along with poor conditions for entrainment and transport. Cold conditions with moderate to light winds along with a dense atmosphere will present poor conditions for pollen release, and poor conditions for entrainment and travel. 

 

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

Prepared by: Peter K. Van de Water (Department of Earth andEnvironmental Science, California State UniversityFresno), and Estelle Levetin (Faculty of Biological Science, The University of Tulsa, 800 S. Tucker Dr., Tulsa, OK74104). This forecast gives the anticipated future track of released MountainCedar pollen, weather conditions over the region and along the forecastpathway, and an estimated time of arrival for various metropolitan areas.

 

Questions: Aerobiology Lab e-mail: [email protected]

 

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