DrJack's BLIPSPOT for: WED 04/22 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 - - - - - - 79.6 - - 81.6 - - - Temp@2m Sfc.Heating - - - - - - 340 - - 76 - - - Sfc.Heating BL Depth - - - - - - 6923 - - 9479 - - - BL Depth Hcrit - - - - - - 5078 - - 5923 - - - Hcrit BL Top - - - - - - 7003 - - 9559 - - - BL Top Hgt.Variab. - - - - - - 2655 - - 2958 - - - Hgt.Variab. W* - - - - - - 541 - - 374 - - - W* B/S - - - - - - 5 - - 3 - - - B/S BL Wind - - - - - - 19 - - 23 - - - BL Wind Direction - - - - - - 250 - - 254 - - - Direction Wind Shear - - - - - - 10 - - 16 - - - Wind Shear Max.Converg - - - - - - 3 - - -5 - - - Max.Converg CLOUDpotent - - - - - - -1596 - - 32 - - - CLOUDpotentl sfcLCL - - - - - - 8599 - - 9528 - - - sfcLCL ODpotential - - - - - - -4294 - - -757 - - - ODpotential blCL - - - - - - 11297 - - 10316 - - - blCL maxRH - - - - - - 79 - - 86 - - - maxRH CAPE - - - - - - 0 - - 30 - - - CAPE Temp@2m - - - - - - 79.6 - - 81.6 - - - Temp@2m DewPt@2m - - - - - - 42.0 - - 39.9 - - - DewPt@2m Temp@Bot - - - - - - 78.0 - - 81.4 - - - Temp@Bot DewPt@Bot - - - - - - 41.1 - - 39.0 - - - DewPt@bot Sfc.Heating - - - - - - 340 - - 76 - - - Sfc.Heating BL Depth - - - - - - 6923 - - 9479 - - - BL Depth EXPERIMENT - - - - - - 17 - - 42 - - - EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 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] 97568 27 245 32 255 97568 90114 29 251 29 253 90114 84410 14 238 22 240 84410 79689 12 236 12 233 79689 75602 18 229 8 242 75602 71979 11 208 13 211 71979 68705 8 221 8 236 68705 65702 11 263 10 249 65702 62925 11 256 15 252 62925 60245 15 311 12 278 60245 57454 25 298 20 297 57454 54548 33 276 32 286 54548 51764 36 278 38 283 51764 49259 40 290 41 291 49259 47027 40 291 43 289 47027 45018 39 290 40 285 45018 43190 38 293 37 289 43190 41510 36 303 39 297 41510 39958 36 310 40 298 39958 38515 37 314 39 299 38515 37160 37 317 36 304 37160 35848 38 317 36 309 35848 34512 41 306 35 311 34512 33121 43 294 36 312 33121 31680 43 285 37 312 31680 30175 40 283 42 310 30175 28594 37 287 44 294 28594 26932 38 295 44 290 26932 25184 37 299 40 293 25184 23352 34 297 36 299 23352 21438 33 293 32 296 21438 19437 33 294 32 293 19437 17345 36 286 33 296 17345 15211 39 280 38 281 15211 13163 44 286 40 277 13163 11304 46 278 31 274 11304 9650 40 261 27*265 9650 8177 28*254 27*263 8177 6864 21*259 26 262 6864 5696 20 258 25 257 5696 4661 20 257 24 255 4661 3748 19 250 23 252 3748 2942 19 247 22 250 2942 2221 19 245 22 249 2221 1584 18 243 21 248 1584 1054 18 242 20 247 1054 647 17 241 19 247 647 367 16 241 18 246 367 197 15 240 16 246 197 100 12 240 12 245 100 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