Date Issued: 15 December 1999
Mountain Cedar location(s): Edwards Plateau, Texas
Regional weather: Wednesday, December 15 - TX/OK: High pressure is in control of the weather the next few days in the wake of the retreating low pressure and frontal system. Other than some high clouds or a few fair-weather cumulus, skies will be mostly clear. Windy for some northern sections today but decreasing with time. Cool today, highs in the 40's and 50's. Cold tonight, lows in the 20's and 30's. A bit warmer on Thursday, highs in the 50's north, 60's south.
Trajectory weather: Austin: Sunny days and clear tonight. Highs in the low 60's, low tonight near 30. Junction/San Angelo: Sunny days and clear tonight also. High in the upper 50's today, 60's Thursday. Low tonight near 30.
Trajectory confidence: High.
OUTLOOK: *** Low Threat *** Little release expected. Humidity is very low and temperatures will be in the favorable range during the afternoon. Most cones remain immature, however. Considering the trajectories, any pollen released will stay close to the surface. Few ill effects on the populace from today's release. TK
Trajectory Start(s) (shown by * on map): Austin, TX; Junction, TX; San Angelo, TX
Austin, TX
Junction, TX
San Angelo, TX
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: pollen@utulsa.edu
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