Date Issued: 27 January 2000
Mountain Cedar location(s): Arbuckle Mountains, OK
Regional weather: Thursday, January 27 - TX/OK: Major winter storm system invading the region. Weather is ranging from heavy snow in the northern areas to showers and thunderstorms in parts of TX. Precipitation will be slacking off tonight. Clouds will linger into Friday many areas. Cold temperatures will dominate. Extended Outlook: Cloudy most areas Saturday with decreasing cloudiness into Sunday. Remaining cold. Chance of precipitation north, east, and south with greater chances to the north.
Trajectory weather: Snow, or an icy mixture changing to snow today. High near 30. Snow ending tonight, low in the 10's. Cloudy Friday with a chance of light snow, high in the low 30's.
Trajectory confidence: High.
OUTLOOK: *** Low Threat *** Forecast Notes: Severe winter weather has prohibited the generation of any trajectories for Tuesday and Wednesday, January 25 and 26. Trajectories and some weather data are available and we will describe the situations below. Current forecasts will include anticipated weather for the weekend of January 28-30. We will make every attempt to produce forecasts on Saturday, January 29 that will cover Saturday through Monday, January 29th-31st. More severe winter weather at the Forecaster's location is expected Saturday night and Sunday, with unknown consequences. ***. For Tuesday..... a cold front moved through with some clouds but little to no precipitation. It was too cold for much, if any, pollen release. On Wednesday.... weather elements came together to produce some wintry weather. Conditions were quite unfavorable for any pollen release. Thursday..... Conditions are again wholly unfavorable for pollen release. It's far too cold and far too moist. No release expected today. Friday through Sunday..... cold temperatures will persist through the weekend, much below the tolerance range. A chance of snow will be in the forecast on Saturday and Sunday as well. Unfavorable conditions for pollen release. TK
Trajectory Start(s) (shown by the * on map): Sulfur, Oklahoma
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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