DrJack's BLIPSPOT for: WED 04/22 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 - - - - - - 69.1 - - 69.8 - - - Temp@2m Sfc.Heating - - - - - - 382 - - 182 - - - Sfc.Heating BL Depth - - - - - - 5861 - - 7285 - - - BL Depth Hcrit - - - - - - 6794 - - 7527 - - - Hcrit BL Top - - - - - - 8419 - - 9843 - - - BL Top Hgt.Variab. - - - - - - 1552 - - 2141 - - - Hgt.Variab. W* - - - - - - 543 - - 459 - - - W* B/S - - - - - - 4 - - 4 - - - B/S BL Wind - - - - - - 22 - - 21 - - - BL Wind Direction - - - - - - 271 - - 277 - - - Direction Wind Shear - - - - - - 11 - - 13 - - - Wind Shear Max.Converg - - - - - - -13 - - -3 - - - Max.Converg CLOUDpotent - - - - - - -887 - - -150 - - - CLOUDpotentl sfcLCL - - - - - - 9306 - - 9994 - - - sfcLCL ODpotential - - - - - - -3712 - - -1441 - - - ODpotential blCL - - - - - - 12131 - - 11284 - - - blCL maxRH - - - - - - 85 - - 89 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 69.1 - - 69.8 - - - Temp@2m DewPt@2m - - - - - - 38.0 - - 35.7 - - - DewPt@2m Temp@Bot - - - - - - 66.8 - - 68.4 - - - Temp@Bot DewPt@Bot - - - - - - 37.0 - - 34.7 - - - DewPt@bot Sfc.Heating - - - - - - 382 - - 182 - - - Sfc.Heating BL Depth - - - - - - 5861 - - 7285 - - - BL Depth EXPERIMENT - - - - - - 40 - - 56 - - - EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 4 - - - 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] 97587 27 241 29 246 97587 90091 32 249 31 256 90091 84349 28 250 25 250 84349 79617 25 240 24 237 79617 75535 19 233 21 233 75535 71932 10 246 13 243 71932 68685 13 257 12 256 68685 65709 6 240 16 265 65709 62951 1 339 10 269 62951 60275 29 307 19 299 60275 57482 37 293 28 296 57482 54593 34 288 37 301 54593 51847 33 305 34 297 51847 49381 39 298 33 302 49381 47175 35 292 38 301 47175 45180 31 292 36 297 45180 43362 33 300 33 301 43362 41698 38 309 38 314 41698 40163 41 317 40 321 40163 38730 42 325 38 334 38730 37384 45 327 41 343 37384 36085 46 327 42 343 36085 34772 45 330 43 339 34772 33414 43 331 43 337 33414 32015 40 326 41 337 32015 30560 36 314 40 338 30560 29038 31 306 39 337 29038 27453 25 301 33 331 27453 25808 25 300 28 321 25808 24107 23 303 24 296 24107 22347 22 305 19 286 22347 20522 24 299 20 304 20522 18627 26 291 21 305 18627 16703 25 283 26 297 16703 14854 24 275 31 290 14854 13171 27 279 33 291 13171 11674 28 282 30 286 11674 10342 27 281 24*276 10342 9151 24*277 23*276 9151 8084 23*275 23 276 8084 7132 23 274 22 276 7132 6285 23 272 22 277 6285 5531 23 271 21 277 5531 4852 23 269 20 277 4852 4247 22 269 20 277 4247 3739 22 268 19 277 3739 3347 21 267 18 278 3347 3076 19 267 17 277 3076 2911 17 267 15 277 2911 2817 12 266 11 277 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