The University of Tulsa

Mountain Cedar Pollen Forecast

 

Date Issued: 9 January 2007

Mountain Cedar Location(s): Edwards Plateau, Texas

Regional Weather: Tues and Wed, Jan 9 and 10. TX/OK: Clear to partly cloudy skies with mild day time temperatures will continue over the next few days in the Oklahoma-Texas region. Day time highs today and tomorrow will be in the 50s in Oklahoma and the 60s in Texas. Winds today will be moderate to strong from the north in Oklahoma and east or northeast in Texas. Lows tonight will range from the upper 20s to 30s. Winds will be shifting to the southeast overnight. Wednesday will have moderate to strong south or southeast winds throughout the region and increasing clouds.

Trajectory weather: The air mass trajectories from the Edwards Plateau Texas move to the west and then curve around to the northwest and then to the northeast. The trajectories show good characteristics for entrainment and travel. Conditions at the source areas on the Plateau are cool this morning which will limit pollen release to the afternoon hours. Wednesday’s trajectories all move to the north, northeast over central Texas and Oklahoma. Trajectory characteristics continue to show good characteristics for entrainment and travel. Conditions at the source areas will be cool again on Wednesday morning limiting pollen release to the afternoon hours.

OUTLOOK: *** High threat *** Cold morning temperatures will limit pollen release to the afternoon hours but conditions will then be favorable.

Trajectory Start (s) (shown by * on map): Austin, TX; Junction, TX; San Angelo, TX.

AUSTIN

JUNCTION

SAN ANGELO

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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