Prediction of Convective Initiation and Storm Evolution on 12 June 2002...

Monthly Weather Review;  July 1, 2008 ;     700+ words ...ABSTRACT The 12-13 June 2002 convective initiation case from the International H2O...from earlier mesoscale convection. Convective initiation occurred in the afternoon at several...60 km. The general processes of convective initiation are discussed. Interestingly, a...

The suppression of deep moist convection near the Southern Great Plains...

Monthly Weather Review;  July 1, 2002 ;     700+ words ......initiation of deep moist convection, or "convective initiation," is a process poorly understood...weather prediction models. We define convective initiation in the presence of an elevated...investigating possible mechanisms for convective initiation focus on the role of ...

RELATING TOTAL LIGHTNING TO ICE MASS, LIQUID WATER MASS, AND CONVECTIVE...

Bulletin of the American Meteorological Society;  May 1, 2008 ;     596 words ...Total lightning measurements are relatively easy...LWM), convective rainfall, and total lightning on storm scales. We found preliminary...support for the hypothesis that total lightning may be used in conjunction with...

TOTAL LIGHTNING SIGNATURES OF THUNDERSTORM INTENSITY OVER NORTH TEXAS

Bulletin of the American Meteorological Society;  April 1, 2008 ;     700+ words ......and tornadoes). Our research uses a total lightning detection system known as the Lightning...severe weather. Our results show that total lightning data of these two types of thunderstorms...straight-line winds and tornadoes). Total lightning data are shown as points, known as...

The initiation of moist convection at the dryline: Forecasting issues from...

Weather and Forecasting;  December 1, 1998 ;     700+ words ......strength of mesoscale updrafts on convective initiation, supporting the notion that moist...environment and the prediction of convective initiation at the dryline. Conversely, proximity...short-term forecasts (6-12 h) of convective initiation and the mode of early convection...

Forecasting Convective Initiation by Monitoring the Evolution of Moving...

Monthly Weather Review;  January 1, 2006 ;     700+ words ......identifies the precursor signals of convective initiation within sequences of 1-km-resolution...Environmental Satellite (GOES) instrument. Convective initiation (CI) is defined for this study...various IR cloud properties in time. Convective initiation is predicted by accumulating ...

Mobile Integrated Profiler System (MIPS) Observations of Low-Level...

Monthly Weather Review;  January 1, 2006 ;     700+ words ......contrasting CBZs are analyzed. Convective initiation was associated with a slow-moving...boundary zones (CBZs), in support of convective initiation (CI) experiments. About 12 CI missions...significant CBZs, and CBZs that produce convective initiation. Numerous investigations of ...

A High-Resolution Modeling Study of the 24 May 2002 Dryline Case during...

Monthly Weather Review;  January 1, 2006 ;     700+ words ......paper, the timing and location of convective initiation along a dryline on 24 May 2002...grid. A detailed analysis of the convective initiation processes, which involve the interaction...updrafts and, therefore, the points of convective initiation, but can help enhance surface ...

An overview of environmental conditions and forecast implications of the 3...

Weather and Forecasting;  December 1, 2000 ;     700+ words ......subtle processes contributing to convective initiation, the roles of preexisting boundaries...generally viewed as a hindrance to convective initiation during the warm season in the Great...severe storm forecasters regarding convective initiation and morphology. It is hoped that...

Synoptic regulation of the 3 May 1999 tornado outbreak

Weather and Forecasting;  June 1, 2002 ;     700+ words ......with confidence details concerning convective initiation and convective mode. The forecasters...characteristics of the event, including convective initiation east of the dryline and organization...model results indicate that 1) convective initiation in the weakly forced environment...

The Use of Moisture Flux Convergence in Forecasting Convective Initiation:...

Weather and Forecasting;  June 1, 2005 ;     700+ words ......suggested for use in forecasting convective initiation in the midlatitudes in 1970, hut...prognostic quantity for forecasting convective initiation, with an emphasis on determining...horizontal mass convergence for convective initiation. Because horizontal mass convergence...

Storm Prediction Center forecasting issues related to the 3 May 1999...

Weather and Forecasting;  June 1, 2002 ;     700+ words ......regarding timing and location of convective initiation. As a consequence, as the event...aimed at improving forecasts of convective initiation and mode. 1. Introduction From...observational difficulties regarding convective initiation and evolution. The purpose of this...

Flow over Heated Terrain. Part II: Generation of Convective Precipitation

Monthly Weather Review;  September 1, 2005 ;     700+ words ......authors believe it should explain convective initiation in other mountainous areas that...reveal the preferred areas for convective initiation. Their study presented evidence...of these preferred locations of convective initiation, none of them had a methodology...

The Almena, Kansas, tornaic storm of 3 June 1999: A long-lived supercell...

Monthly Weather Review;  February 1, 2002 ;     700+ words ......hail at the surface. In contrast, total lightning rates inferred from a portable lightning...photographs, radar imagery, and CG and total lightning flash data. 2. Meteorological conditions...point of view, the brief period of total lightning-rate data available to us indicates...

Observational Analysis of the Predictability of Mesoscale Convective...

Weather and Forecasting;  August 1, 2007 ;     700+ words ......however, features that enhance convective initiation are often not sufficient for MCS...forecasting MCSs, especially given that convective initiation has occurred, offering the possibility...knowledge of areas favorable for convective initiation, organization, and sustenance over...