DrJack's BLIPSPOT for: SAT 04/18 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 - - - - - - 87.6 - - 87.7 - - - Temp@2m Sfc.Heating - - - - - - 320 - - 130 - - - Sfc.Heating BL Depth - - - - - - 8368 - - 8339 - - - BL Depth Hcrit - - - - - - 6204 - - 5576 - - - Hcrit BL Top - - - - - - 8448 - - 8419 - - - BL Top Hgt.Variab. - - - - - - 1002 - - 1098 - - - Hgt.Variab. W* - - - - - - 567 - - 424 - - - W* B/S - - - - - - 12 - - 6 - - - B/S BL Wind - - - - - - 9 - - 12 - - - BL Wind Direction - - - - - - 203 - - 197 - - - Direction Wind Shear - - - - - - 4 - - 4 - - - Wind Shear Max.Converg - - - - - - 7 - - 10 - - - Max.Converg CLOUDpotent - - - - - - -245 - - 132 - - - CLOUDpotentl sfcLCL - - - - - - 8693 - - 8288 - - - sfcLCL ODpotential - - - - - - -3999 - - -2880 - - - ODpotential blCL - - - - - - 12447 - - 11299 - - - blCL maxRH - - - - - - 72 - - 79 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 87.6 - - 87.7 - - - Temp@2m DewPt@2m - - - - - - 49.6 - - 51.5 - - - DewPt@2m Temp@Bot - - - - - - 85.8 - - 87.0 - - - Temp@Bot DewPt@Bot - - - - - - 48.6 - - 50.7 - - - DewPt@bot Sfc.Heating - - - - - - 320 - - 130 - - - Sfc.Heating BL Depth - - - - - - 8368 - - 8339 - - - BL Depth EXPERIMENT - - - - - - 0 - - 16 - - - EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 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] 97146 41 233 37 253 97146 89831 26 228 33 238 89831 84209 20 241 21 226 84209 79580 9 259 17 252 79580 75633 1 018 14 246 75633 72149 8 307 1 297 72149 68972 10 285 7 350 68972 66044 11 287 16 283 66044 63332 15 286 12 271 63332 60689 16 281 25 268 60689 57915 21 290 21 276 57915 55039 35 283 41 291 55039 52308 46 285 42 284 52308 49859 56 284 48 281 49859 47671 56 282 60 276 47671 45702 50 290 58 275 45702 43910 46 298 51 285 43910 42261 48 296 51 294 42261 40726 41 297 49 297 40726 39283 36 295 48 296 39283 37916 26 287 47 292 37916 36586 18 296 49 289 36586 35226 25 296 53 283 35226 33809 31 287 53 277 33809 32338 32 281 43 271 32338 30798 33 282 36 270 30798 29173 32 290 39 278 29173 27462 30 297 42 281 27462 25662 30 302 36 280 25662 23778 32 305 32 283 23778 21817 29 309 30 285 21817 19773 21 293 24 283 19773 17639 18 282 22 285 17639 15461 15 279 22 284 15461 13363 12 276 20 279 13363 11458 11 267 18 271 11458 9772 7*249 12*239 9772 8278 8*215 12*204 8278 6950 9 212 12 202 6950 5769 9 209 13 200 5769 4721 9 206 13 198 4721 3797 9 203 13 196 3797 2981 9 199 13 195 2981 2251 9 197 13 194 2251 1605 9 195 13 194 1605 1067 9 194 13 193 1067 655 9 192 12 193 655 371 8 192 12 192 371 199 8 191 11 192 199 101 7 190 9 192 101 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