DrJack's BLIPSPOT for: SUN 09/13 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - - - - 0959z - - 1333z Update Time FCST PERIOD - - - - - - - - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - - - - 76.0 - - 70.2 Temp@2m Sfc.Heating - - - - - - - - - 71 - - -12 Sfc.Heating BL Depth - - - - - - - - - 259 - - 259 BL Depth Hcrit - - - - - - - - - 2801 - - 2801 Hcrit BL Top - - - - - - - - - 2817 - - 2817 BL Top Hgt.Variab. - - - - - - - - - 4944 - - 2924 Hgt.Variab. W* - - - - - - - - - 116 - - 21 W* B/S - - - - - - - - - 3 - - 1 B/S BL Wind - - - - - - - - - 7 - - 3 BL Wind Direction - - - - - - - - - 308 - - 300 Direction Wind Shear - - - - - - - - - 0 - - 0 Wind Shear Max.Converg - - - - - - - - - -2 - - -1 Max.Converg CLOUDpotent - - - - - - - - - -2585 - - -595 CLOUDpotentl sfcLCL - - - - - - - - - 5402 - - 3412 sfcLCL ODpotential - - - - - - - - - -3447 - - -2686 ODpotential blCL - - - - - - - - - 6264 - - 5503 blCL maxRH - - - - - - - - - 78 - - 83 maxRH CAPE - - - - - - - - - 130 - - 350 CAPE Temp@2m - - - - - - - - - 76.0 - - 70.2 Temp@2m DewPt@2m - - - - - - - - - 61.6 - - 64.5 DewPt@2m Temp@Bot - - - - - - - - - 74.9 - - 71.5 Temp@Bot DewPt@Bot - - - - - - - - - 60.7 - - 64.2 DewPt@bot Sfc.Heating - - - - - - - - - 71 - - -12 Sfc.Heating BL Depth - - - - - - - - - 259 - - 259 BL Depth EXPERIMENT - - - - - - - - - 13 - - 32 EXPERIMENT EXPERIMENT2 - - - - - - - - - 13 - - 14 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] 98780 15 081 11 053 98780 91410 10 096 10 077 91410 85699 4 115 12 079 85699 80949 4 126 8 054 80949 76853 2 104 9 042 76853 73221 2 188 3 001 73221 69929 1 347 3 188 69929 66907 3 261 8 213 66907 64118 8 216 11 229 64118 61430 12 241 15 267 61430 58654 23 256 26 276 58654 55814 26 251 31 269 55814 53132 32 260 35 273 53132 50740 41 271 41 272 50740 48613 48 268 45 267 48613 46683 48 265 48 264 46683 44901 43 259 48 258 44901 43237 38 263 44 257 43237 41674 38 272 44 263 41674 40203 37 275 41 263 40203 38813 35 275 39 268 38813 37469 36 272 40 271 37469 36106 38 271 38 266 36106 34691 40 275 40 262 34691 33229 41 281 42 263 33229 31708 40 284 40 267 31708 30118 32 282 40 272 30118 28459 29 276 42 273 28459 26732 35 279 35 277 26732 24939 33 283 32 283 24939 23088 28 287 32 287 23088 21177 23 292 30 290 21177 19197 19 290 27 292 19197 17187 20 294 22 298 17187 15261 16 306 20 313 15261 13516 15 344 20 327 13516 11965 20 359 17 342 11965 10577 21 360 16 354 10577 9336 18 355 15 347 9336 8230 14 328 16 326 8230 7246 13 308 17 310 7246 6375 12 307 17 301 6375 5601 12 308 16 299 5601 4904 12 308 14 301 4904 4284 12 308 13 306 4284 3762 12 308 12 309 3762 3361 11 308 10 310 3361 3083 10 308 9 309 3083 2914 9 308 6 306 2914 2817 7*308 3*300 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