The University of Tulsa

Mountain Cedar Pollen Forecast

 

Date Issued: 3 February 2010

Mountain Cedar Location(s): Edwards Plateau, Texas

Regional Weather: Wednesday, February 3 – TX/OK: Patchy fog or drizzle will be common this morning throughout the region and temperatures will continue below normal. In Oklahoma clouds may clear this morning, they will move in again this afternoon and evening as the next storm system approaches. Temperatures will be in the low 40s today and rain chances will increase later this afternoon and evening. Winds will be light and from the east, southeast. Temperatures will be in the 30s overnight and in most areas the cloud cover will keep temperatures above freezing. This should keep the precipitation liquid; however, the chance of snow is in the forecast in western Oklahoma. Temperatures on Thursday will be in the 30s with rain likely. In Texas today, highs will be in the upper 40s to low 50s with widespread rain. Winds will be light and from the east this afternoon. Overnight lows will be in the upper 30s to mid 40s. Tomorrow, high temperatures in Texas will be in the 40s with moderate winds from the north and continued widespread rain and thunderstorms.

Trajectory weather: Air mass trajectories from the Edwards Plateau move to the west, northwest and then north over west Texas, the Oklahoma pan handle, and western Kansas. At the source areas across the Plateau, temperatures will be in the upper 40s with widespread rain. Overnight lows will be in the upper 30s to low 40s. Rain chances continue tomorrow throughout the region.

OUTLOOK: *** Low threat today *** Mostly unfavorable conditions for pollen release today and mixed conditions for entrainment and travel. The cool temperatures and widespread rain are poor conditions for pollen release today and tomorrow.

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

AUSTIN

JUNCTION

SONORA

EDWARDS PLATEAU COMPOSITE

Prepared by: Estelle Levetin (Faculty of Biological Science, The University of Tulsa, 800 S. Tucker Dr., Tulsa, OK 74104) and ) and Peter K Van de Water (Department of Earth and Environmental Science, California State University Fresno, 2576 East San Ramon Avenue, M/S ST24, Fresno CA 93740-8039). 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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