The University of Tulsa
Mountain Cedar Pollen Forecast
Metropolitan Area |
Exposure Risk |
Oklahoma City |
Low |
Tulsa |
Low |
St. Louis MO |
Low |
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: Estelle
Levetin
(Faculty
of Biological Science, The University of Tulsa, 800 S. Tucker Dr., Tulsa, OK 74104) 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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