DrJack's BLIPSPOT for: TUE 10/13 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 - - - - - - 0659z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 78.9 - - 78.8 - - 69.3 Temp@2m Sfc.Heating - - - - - - 42 - - -25 - - -16 Sfc.Heating BL Depth - - - - - - 78 - - 78 - - 77 BL Depth Hcrit - - - - - - 770 - - 770 - - 769 Hcrit BL Top - - - - - - 787 - - 787 - - 786 BL Top Hgt.Variab. - - - - - - 4137 - - 3888 - - 146 Hgt.Variab. W* - - - - - - 69 - - 36 - - 13 W* B/S - - - - - - 2 - - 1 - - 1 B/S BL Wind - - - - - - 7 - - 5 - - 4 BL Wind Direction - - - - - - 187 - - 204 - - 180 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -2 - - -2 - - -2 Max.Converg CLOUDpotent - - - - - - -3898 - - -2810 - - -972 CLOUDpotentl sfcLCL - - - - - - 4685 - - 3597 - - 1758 sfcLCL ODpotential - - - - - - -6337 - - -6798 - - -7279 ODpotential blCL - - - - - - 7124 - - 7585 - - 8065 blCL maxRH - - - - - - 58 - - 60 - - 65 maxRH CAPE - - - - - - 30 - - 650 - - 180 CAPE Temp@2m - - - - - - 78.9 - - 78.8 - - 69.3 Temp@2m DewPt@2m - - - - - - 61.0 - - 65.5 - - 64.1 DewPt@2m Temp@Bot - - - - - - 78.2 - - 79.7 - - 72.0 Temp@Bot DewPt@Bot - - - - - - 59.7 - - 64.4 - - 63.7 DewPt@bot Sfc.Heating - - - - - - 42 - - -25 - - -16 Sfc.Heating BL Depth - - - - - - 78 - - 78 - - 77 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 14 - - 13 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] 97337 45 246 47 249 38 249 97337 90140 25 250 30 254 22 246 90140 84593 23 248 25 262 20 268 84593 80016 16 243 20 237 22 274 80016 76074 12 286 9 255 14 278 76074 72584 9 327 5 263 7 294 72584 69437 8 014 4 110 6 318 69437 66561 10 352 6 017 7 303 66561 63903 14 345 9 354 2 269 63903 61329 16 339 17 322 13 325 61329 58668 19 315 17 288 23 282 58668 55910 23 304 17 264 24 254 55910 53251 27 304 30 283 32 274 53251 50855 38 296 35 290 31 290 50855 48700 43 295 40 299 37 310 48700 46725 48 306 50 313 52 313 46725 44902 57 314 63 323 59 317 44902 43201 62 318 73 326 64 319 43201 41601 66 322 81 325 72 318 41601 40091 72 326 86 324 79 317 40091 38659 72 325 86 324 81 316 38659 37269 68 321 84 324 81 316 37269 35851 63 318 80 325 81 317 35851 34378 58 318 71 325 79 321 34378 32853 50 314 58 316 69 325 32853 31262 40 305 48 304 52 315 31262 29596 34 297 39 294 49 300 29596 27862 30 290 31 279 45 300 27862 26066 26 274 27 270 41 306 26066 24205 26 269 28 276 38 305 24205 22278 30 274 31 282 32 292 22278 20272 25 281 25 284 23 280 20272 18176 20 287 19 294 22 277 18176 16035 22 307 27 306 33 292 16035 13970 28 315 31 307 33 294 13970 12090 32 306 32 306 26 291 12090 10412 30 297 32 301 24 293 10412 8916 24 283 30 292 26 297 8916 7587 21 261 28 281 27 297 7587 6408 21 245 29 273 28 292 6408 5366 18 244 28 265 29 284 5366 4450 18 242 24 254 29 276 4450 3642 17 234 20 241 26 267 3642 2919 15 218 18 232 22 258 2919 2278 13 195 16 222 18 249 2278 1744 12 192 15 217 18 236 1744 1334 12 190 13 213 16 223 1334 1053 11 189 11 210 11 206 1053 883 10*188 8*207 8*193 883 786 7*187 5*204 4*180 786 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