DrJack's BLIPSPOT for: THU 07/02 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 98.3 - - 100.7 - - 92.7 Temp@2m Sfc.Heating - - - - - - 203 - - 92 - - -16 Sfc.Heating BL Depth - - - - - - 5356 - - 79 - - 79 BL Depth Hcrit - - - - - - 4273 - - 772 - - 771 Hcrit BL Top - - - - - - 6065 - - 788 - - 788 BL Top Hgt.Variab. - - - - - - 2166 - - 8451 - - 4934 Hgt.Variab. W* - - - - - - 433 - - 83 - - 23 W* B/S - - - - - - 10 - - 3 - - 1 B/S BL Wind - - - - - - 8 - - 6 - - 4 BL Wind Direction - - - - - - 284 - - 295 - - 321 Direction Wind Shear - - - - - - 5 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -3 - - 1 - - 2 Max.Converg CLOUDpotent - - - - - - -3990 - - -10089 - - -5511 CLOUDpotentl sfcLCL - - - - - - 10055 - - 10877 - - 6299 sfcLCL ODpotential - - - - - - -7313 - - -11964 - - -9286 ODpotential blCL - - - - - - 13378 - - 12752 - - 10074 blCL maxRH - - - - - - 46 - - 34 - - 43 maxRH CAPE - - - - - - 70 - - 190 - - 1830 CAPE Temp@2m - - - - - - 98.3 - - 100.7 - - 92.7 Temp@2m DewPt@2m - - - - - - 57.1 - - 55.8 - - 68.0 DewPt@2m Temp@Bot - - - - - - 96.6 - - 99.5 - - 94.3 Temp@Bot DewPt@Bot - - - - - - 55.8 - - 54.7 - - 66.9 DewPt@bot Sfc.Heating - - - - - - 203 - - 92 - - -16 Sfc.Heating BL Depth - - - - - - 5356 - - 79 - - 79 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 10 - - 15 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] 99366 40 091 28 074 30 065 99366 91830 30 078 28 071 28 078 91830 86064 22 077 26 081 21 078 86064 81301 21 086 20 086 20 079 81301 77170 20 092 17 095 16 068 77170 73497 17 094 13 092 11 074 73497 70188 12 093 11 072 12 094 70188 67176 8 108 10 058 13 087 67176 64402 7 129 5 067 9 039 64402 61723 4 129 2 064 5 357 61723 58942 3 173 4 255 5 227 58942 56092 1 150 7 209 7 250 56092 53416 3 236 8 208 9 268 53416 51033 5 189 9 205 6 248 51033 48899 8 184 11 196 9 206 48899 46953 17 191 17 201 16 203 46953 45155 17 193 18 202 23 200 45155 43477 15 216 15 212 25 205 43477 41900 19 226 16 232 21 205 41900 40410 21 230 18 245 21 209 40410 38997 18 222 17 250 21 220 38997 37625 13 208 17 241 18 221 37625 36229 11 209 18 235 20 229 36229 34777 12 211 15 231 18 234 34777 33275 13 212 13 224 15 229 33275 31704 10 221 13 217 11 231 31704 30049 7 237 11 235 9 237 30049 28308 4 252 10 252 9 236 28308 26487 2 130 6 218 9 221 26487 24596 4 160 8 209 12 234 24596 22636 7 213 12 259 14 280 22636 20596 14 269 17 297 16 307 20596 18473 18 292 15 314 19 314 18473 16317 15 311 16 326 15 323 16317 14237 13 339 15 335 12 335 14237 12334 16 336 17 331 13 335 12334 10633 17 325 17 323 14 330 10633 9118 15 315 14 308 14 318 9118 7770 12 299 10 278 14 300 7770 6570 10*282 9 273 12 274 6570 5507 10*280 9 275 10 259 5507 4567 9 281 9 278 9 264 4567 3735 9 282 8 282 9 279 3735 2990 8 284 8 286 10 293 2990 2330 8 286 8 288 10 303 2330 1779 7 288 8 292 10 310 1779 1356 7 289 7 293 10 314 1356 1065 6 290 7 294 9 317 1065 889 6 290 7*295 7*320 889 788 5 291 6*295 4*321 788 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