DrJack's BLIPSPOT for: SAT 03/21 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 68.1 - - 69.7 - - - Temp@2m Sfc.Heating - - - - - - 280 - - 101 - - - Sfc.Heating BL Depth - - - - - - 4596 - - 4640 - - - BL Depth Hcrit - - - - - - 5676 - - 5144 - - - Hcrit BL Top - - - - - - 7154 - - 7198 - - - BL Top Hgt.Variab. - - - - - - 1629 - - 2035 - - - Hgt.Variab. W* - - - - - - 453 - - 326 - - - W* B/S - - - - - - 7 - - 4 - - - B/S BL Wind - - - - - - 12 - - 14 - - - BL Wind Direction - - - - - - 279 - - 263 - - - Direction Wind Shear - - - - - - 9 - - 8 - - - Wind Shear Max.Converg - - - - - - -4 - - -7 - - - Max.Converg CLOUDpotent - - - - - - -636 - - -91 - - - CLOUDpotentl sfcLCL - - - - - - 7790 - - 7289 - - - sfcLCL ODpotential - - - - - - -3585 - - -2043 - - - ODpotential blCL - - - - - - 10739 - - 9241 - - - blCL maxRH - - - - - - 79 - - 97 - - - maxRH CAPE - - - - - - 30 - - 410 - - - CAPE Temp@2m - - - - - - 68.1 - - 69.7 - - - Temp@2m DewPt@2m - - - - - - 43.5 - - 47.3 - - - DewPt@2m Temp@Bot - - - - - - 66.0 - - 68.6 - - - Temp@Bot DewPt@Bot - - - - - - 42.7 - - 46.9 - - - DewPt@bot Sfc.Heating - - - - - - 280 - - 101 - - - Sfc.Heating BL Depth - - - - - - 4596 - - 4640 - - - BL Depth EXPERIMENT - - - - - - 17 - - 86 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 7 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 96606 31 246 29 247 96606 89459 17 257 14 235 89459 83951 9 291 11 220 83951 79367 3 346 7 205 79367 75422 9 327 3 183 75422 71927 11 282 3 058 71927 68750 6 137 7 299 68750 65842 8 349 17 187 65842 63126 20 281 11 238 63126 60471 27 264 21 289 60471 57704 24 277 27 297 57704 54814 28 303 28 305 54814 52035 34 318 38 318 52035 49531 46 322 49 319 49531 47291 49 315 52 315 47291 45257 48 314 56 312 45257 43398 52 318 61 312 43398 41696 69 319 70 312 41696 40136 77 311 76 308 40136 38694 74 304 73 300 38694 37343 72 302 71 297 37343 36038 72 305 71 299 36038 34716 72 311 67 303 34716 33354 62 314 56 302 33354 31956 52 310 50 298 31956 30503 46 304 50 299 30503 28984 47 302 51 306 28984 27401 51 298 49 310 27401 25760 51 293 41 304 25760 24068 48 294 36 298 24068 22322 45 298 33 295 22322 20508 42 302 31 286 20508 18625 39 305 30 283 18625 16711 35 300 29 279 16711 14871 33 300 26 275 14871 13195 31 301 24 275 13195 11700 31 303 23 282 11700 10363 31 301 24 286 10363 9166 30 297 20 282 9166 8097 22*294 16*275 8097 7144 16*286 16*273 7144 6296 14 282 15 269 6296 5541 13 280 15 265 5541 4860 13 278 14 261 4860 4253 12 277 14 260 4253 3743 11 276 14 258 3743 3349 10 274 13 257 3349 3078 10 274 12 257 3078 2912 9 273 11 256 2912 2817 7 273 8 255 2817 PARAMETER KEY: (basic parameter information is provided at http://www.drjack.info/BLIP/INFO/basic_parameters.html) (more complete parameter descriptions are at http://www.drjack.info/BLIP/RUC/INFO/parameters.html) (additional help is at http://www.drjack.info/BLIP/INFO/index.html, e.g. "For NEW USERS" section) --------------------------------------------------------------------------------------------------- Update Time = UTC Time of BLIPSPOT calculation FCST PERIOD = Hours from model initialization time Temp@2m = Temperature at 2m AGL [F] Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] Hcrit = Height of Critical Updraft Strength [ftMSL] BL Top = Height of Boundary Layer Top (TI=0 height) [ftMSL] Hgt.Variab = Thermal Height Variability (difference between TI=+4{F} & TI=0 Heights) [ft] W* = Thermal Updraft Velocity (subtract glider sink rate to get vario) [fpm] B/S = Buoyancy/Shear Ratio (thermals may be unworkable if 5 or less) BL Wind = Wind Speed averaged through BL [kt] Direction = Wind Direction averaged through BL [degTrue] Max.Converg = Max. Vertical Velocity created by BL Convergence [x10^-2 kt] (note: BLIPMAPs provide better evaluation since convergence lines are usually mobile CLOUDpotent = Expect clouds at or above sfcLCL if positive (difference between H(TI=0) & sfcLCL) [ft] sfcLCL = Base of Lowest Clouds, if CLOUDpotent>0 (LCL = Lifting Condensation Level based upon sfc. humidity) [ftMSL] ODpotential = Expect extensive clouds at blCL if positive (difference between H(TI=0) & blCL) [ft] bLCL = Base of Extensive Clouds, if ODpotential>0 (bl CL = Condensation Level based upon BL humidity) [ftMSL] maxRH = Maximum Relative Humidity in BL [%] CAPE = Convective Available Potential Energy [J/kg] Temp@2m = Temperature at 2m AGL [F] DewPt@2m = Dew Point Temp. at 2m AGL [F] Temp@Bot = Temperature at 16m AGL (bottom of grid) [F] (intended for DrJack's use) DewPt@Bot = Dew Point Temp. at 16m AGL (bottom of grid) [F] (intended for DrJack's use) Sfc.Heating = Surface Heating of atmosphere [W/m^2] BL Depth = Depth of the Boundary (Mixing) Layer [ft] EXPERIMENT = Mystery variable for test purposes (intended for DrJack's use) * = Indicates BL Top (TI=0 Height) on profiles Note: printed heights are for 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography