DrJack's BLIPSPOT for: THU 04/23 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society 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 - - - - - - 83.6 - - 84.9 - - - Temp@2m Sfc.Heating - - - - - - 343 - - 128 - - - Sfc.Heating BL Depth - - - - - - 8802 - - 9998 - - - BL Depth Hcrit - - - - - - 6585 - - 6826 - - - Hcrit BL Top - - - - - - 8882 - - 10078 - - - BL Top Hgt.Variab. - - - - - - 2195 - - 1539 - - - Hgt.Variab. W* - - - - - - 588 - - 447 - - - W* B/S - - - - - - 6 - - 6 - - - B/S BL Wind - - - - - - 16 - - 13 - - - BL Wind Direction - - - - - - 285 - - 280 - - - Direction Wind Shear - - - - - - 11 - - 8 - - - Wind Shear Max.Converg - - - - - - -5 - - 18 - - - Max.Converg CLOUDpotent - - - - - - 515 - - 116 - - - CLOUDpotentl sfcLCL - - - - - - 8367 - - 9963 - - - sfcLCL ODpotential - - - - - - 70 - - -1006 - - - ODpotential blCL - - - - - - 8812 - - 11084 - - - blCL maxRH - - - - - - 71 - - 83 - - - maxRH CAPE - - - - - - 60 - - 0 - - - CAPE Temp@2m - - - - - - 83.6 - - 84.9 - - - Temp@2m DewPt@2m - - - - - - 47.0 - - 41.2 - - - DewPt@2m Temp@Bot - - - - - - 81.9 - - 84.2 - - - Temp@Bot DewPt@Bot - - - - - - 46.1 - - 40.1 - - - DewPt@bot Sfc.Heating - - - - - - 343 - - 128 - - - Sfc.Heating BL Depth - - - - - - 8802 - - 9998 - - - BL Depth EXPERIMENT - - - - - - 0 - - 34 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 5 - - - 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] 97607 34 247 40 252 97607 90191 26 249 26 246 90191 84482 26 250 20 242 84482 79734 26 227 21 251 79734 75646 21 225 20 240 75646 72026 17 228 18 233 72026 68734 10 253 11 240 68734 65710 11 270 9 281 65710 62921 13 284 13 286 62921 60229 16 276 16 286 60229 57416 23 290 24 295 57416 54505 32 297 34 291 54505 51740 37 295 38 286 51740 49260 40 293 41 289 49260 47058 43 294 40 299 47058 45092 44 298 42 305 45092 43316 41 305 41 309 43316 41689 46 318 44 312 41689 40177 49 321 46 313 40177 38756 47 324 43 312 38756 37409 45 325 39 314 37409 36101 42 325 37 319 36101 34763 38 323 33 317 34763 33369 37 322 29 309 33369 31921 37 319 28 308 31921 30403 37 315 29 315 30403 28802 34 313 29 324 28802 27119 31 312 27 327 27119 25352 28 311 21 325 25352 23502 26 310 18 320 23502 21570 21 298 18 318 21570 19552 20 294 17 311 19552 17445 24 302 16 287 17445 15295 25 297 16 280 15295 13223 28 295 23 291 13223 11347 29 291 23*291 11347 9687 24*291 15*281 9687 8210 21*289 15 281 8210 6893 18 286 15 281 6893 5721 18 285 14 280 5721 4682 17 285 13 280 4682 3765 16 284 13 280 3765 2956 16 284 13 279 2956 2232 15 284 12 279 2232 1592 15 284 11 279 1592 1059 14 285 11 279 1059 650 13 285 11 279 650 368 13 285 10 279 368 198 12 286 9 279 198 100 10 285 8 279 100 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