DrJack's BLIPSPOT for: SAT 09/19 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 - - - - - - 75.9 - - 78.4 - - 71.9 Temp@2m Sfc.Heating - - - - - - 203 - - 58 - - -19 Sfc.Heating BL Depth - - - - - - 2903 - - 77 - - 77 BL Depth Hcrit - - - - - - 2414 - - 770 - - 770 Hcrit BL Top - - - - - - 3612 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 1824 - - 5765 - - 3319 Hgt.Variab. W* - - - - - - 348 - - 70 - - 19 W* B/S - - - - - - 17 - - 3 - - 1 B/S BL Wind - - - - - - 4 - - 5 - - 4 BL Wind Direction - - - - - - 133 - - 144 - - 135 Direction Wind Shear - - - - - - 2 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -1 - - -1 - - -2 Max.Converg CLOUDpotent - - - - - - -1649 - - -4588 - - -1648 CLOUDpotentl sfcLCL - - - - - - 5261 - - 5374 - - 2434 sfcLCL ODpotential - - - - - - -7645 - - -5509 - - -3125 ODpotential blCL - - - - - - 11257 - - 6295 - - 3911 blCL maxRH - - - - - - 76 - - 81 - - 96 maxRH CAPE - - - - - - 0 - - 0 - - 10 CAPE Temp@2m - - - - - - 75.9 - - 78.4 - - 71.9 Temp@2m DewPt@2m - - - - - - 55.6 - - 57.6 - - 63.8 DewPt@2m Temp@Bot - - - - - - 74.1 - - 77.6 - - 72.9 Temp@Bot DewPt@Bot - - - - - - 54.6 - - 56.6 - - 63.5 DewPt@bot Sfc.Heating - - - - - - 203 - - 58 - - -19 Sfc.Heating BL Depth - - - - - - 2903 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 3 - - 23 - - 82 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 10 - - 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] 98262 14 052 8 068 13 056 98262 90910 13 080 10 036 15 022 90910 85243 12 052 12 020 12 008 85243 80523 6 123 5 343 10 344 80523 76447 5 069 6 280 10 315 76447 72862 7 004 10 285 8 314 72862 69634 10 330 13 292 15 312 69634 66667 15 322 13 297 17 299 66667 63915 17 313 10 299 15 284 63915 61269 17 305 11 305 13 290 61269 58532 18 306 13 291 11 283 58532 55720 22 291 23 284 17 283 55720 53066 22 272 28 281 26 285 53066 50686 22 281 28 274 30 269 50686 48551 23 279 27 269 30 261 48551 46610 23 269 28 264 29 267 46610 44820 24 257 28 257 29 270 44820 43151 19 272 26 249 29 260 43151 41584 25 299 21 259 25 238 41584 40107 27 295 22 258 22 220 40107 38707 21 290 26 255 20 218 38707 37345 23 271 28 259 21 227 37345 35954 29 246 32 249 22 236 35954 34505 32 243 31 241 22 248 34505 33001 32 239 31 238 23 256 33001 31425 33 239 31 239 25 258 31425 29766 31 254 23 264 25 262 29766 28028 23 263 19 261 24 260 28028 26210 20 255 22 256 26 258 26210 24312 21 254 24 254 23 264 24312 22341 18 265 20 265 21 274 22341 20299 15 273 19 265 22 282 20299 18174 17 269 22 270 20 291 18174 16006 23 287 24 288 19 297 16006 13919 25 299 23 297 21 301 13919 12023 22 303 22 299 21 297 12023 10337 19 308 20 305 20 294 10337 8842 15 302 15 296 17 295 8842 7519 6 272 10 252 14 278 7519 6351 1 298 8 207 12 249 6351 5322 3 217 7 166 10 211 5322 4416 5*160 8 160 11 179 4416 3616 4*141 8 154 13 162 3616 2900 4 137 7 151 15 155 2900 2266 4 134 7 149 15 150 2266 1737 4 130 7 147 15 148 1737 1331 3 129 7 145 13 145 1331 1052 3 126 6 145 11 142 1052 883 3 126 6 145 8 139 883 786 2 127 5*144 4*135 786 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