7:30-8:15 AM registration

Session 1. Warm season phenomena (Chair: L. Dunn, NWS)

• 8:15-8:30. Opening remarks. J. Steenburgh (U/Utah), B. Lebaron (Utah DAQ), and V. Nadolski (NWS).

• 8:30-8:45. Evolution of the North American Summer Anticyclone. D. Mitchell, B. Hall (presenter), D. Ivanova, and M. Lavin. DRI.

• 8:45-9:00. Reflections on the North American Monsoon Experiment (NAME). E. Pytlak. NWS.

• 9:00-9:15. Elevated thunderstorms and forecasting applications. A. Tardy. NWS.

• 9:15-9:30. The potential for smoke to ventilate from wildland fires in the United States. S. Ferguson, S. McKay, D. Nagel, T. Piepho, M. Rorig, C. Anderson, and J. Hoadley (presenter). USDA Forest Service.

• 9:30-9:40. Poster introductions

• 9:40-10:25. Poster session and break

• Slope winds associated with anticyclones in a mountain basin. E. Astling, R. Gallagher, and E. Laufenberg. Dugway Proving Grounds.

• Evaluation of surface sensible weather forecasts by the WRF and ETA models over the western United States. W. Cheng and J. Steenburgh. U/Utah.

• Does increasing the resolution of numerical forecasts improve forecast accuracy over fine-scale Intermountain topography? K. Hart, J. Steenburgh, and D. Onton. U/Utah.

• Integrating observational data and new radar algorithms into the National Weather Service Interactive Forecast Preparation System. S. Chew (DRI), A. Huggins (DRI), M. Wetzel (DRI), S. Keck (DRI), J. Fischer (NWS), D. Pike (NWS), B. Brong (NWS).
• Sensitivity of thermally driven mountain flows to land cover change. J. Cox (U/Utah), J. Steenburgh (U/Utah), W. Cheng (U/Utah), and G. Poulos (NCAR).

• Climatology and variability of AVHRR-derived water temperatures over the Great Salt Lake. E. Crosman and J. Horel. U/Utah.
• The isotopic story of the greatest snow on earth. S. Hynek (U/Utah), Jim Steenburgh (U/Utah), and Greg Poulos (NCAR).
• A mesoscale lee-side heavy snow event in the Truckee Meadows.C. Jordon and B. Brong. NWS.
• Establishing a National Hydrometeorological Testbed Program. M. Ralph (NOAA/ETL), D. Kingsmill (CIRES), and A. Gasiewski (NOAA/ETL).
• Verification of NDFD gridded forecasts for a western United States cold pool event. D. Myrick and J. Horel. U/Utah.

• Understanding the effects of complex terrain on Intermountain cyclogenesis. G. West, J. Shafer, and J. Steenburgh. U/Utah.
• Analysis of valley inversion structure using combined radiosonde and mountain mesonet data. M. Wetzel and R. Borys. DRI.
• A climatology of Great Salt Lake breezes in the Salt Lake Valley. D. Zumpfe and J. Horel. U/Utah.

• 10:25-10:30. Len Snellman Award 2004.

• 10:30-10:45. National Weather Services Digital Services Operation Concept. A. Horvitz. NWS.

• 10:45-11:00. IFPS gridded forecast verification at WFO Salt Lake City. L. Cheng. NWS.

• 11:00-11:15. Lessons learned in eight years of real-time mesoscale modeling at the University of Utah. J. Steenburgh, D. Onton, W. Cheng, K. Hart, and A. Siffert. U/Utah.

• 11:15-11:30. A Kalman filter approach to correcting surface forecast bias. W. Cheng and J. Steenburgh. U/Utah.

• 11:30-11:45. Strong cold fronts over the Intermountain region: Where, when, and how do they occur. J. Shafer. U/Utah.

Session 4. Cold air pools and air quality issues (Chair: M. Jackson, NWS)

• 1:00-1:30. Cold air pools. C. David Whiteman. U/Utah.

• 1:30-1:45. Monitoring vertical temperature inversions in Utah's Cache Valley using HOBO® temperature sensors/data loggers. R. Martin and K. Moore. Utah State.

• 1:45-2:00. Meteorological nd Environmental Aspects of One of the Worst National Air Pollution Episodes (January, 2004) in Logan, Cache Valley, Utah, U.S.A. E. Malek, T. Davis, R. Martin, and P. Silva. Utah State.

• 2:00-2:15. The application of surface and radiosonde data to the prediction of San Joaquin Valley dense fog episodes. M. Burger. NWS.

• 2:15-2:30. Evaluation of forecasting tools for a Salt Lake City airport fog event. M. Struthwolf. NWS.

Session 5. Hydrometeorology (Chair: D. Whiteman, PNNL)

• 3:00-3:30. Drought in Utah: Status and impacts that may be around the corner. R. Julander. Utah Snow Survey.

• 3:30-4:00. Formulation of CPC's winter 2004-05 forecast and possible impacts on the western United States. E. O'Lenic. NOAA/CPC.
• 4:00-4:15. Snowpack hydrology: The effect of snowmelt on runoff. S. Goldstein. NWS.

• 4:15-4:30. The flash flood event in Death Valley, CA, August 15, 2004. S. Czyzyk and K. Runk. NWS.
• 4:30-4:45. Workshop wrap-up