DrJack's BLIPSPOT for: THU 03/19 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 53.5 - - 58.7 - - 49.3 Temp@2m Sfc.Heating - - - - - - 203 - - 82 - - -33 Sfc.Heating BL Depth - - - - - - 3227 - - 76 - - 76 BL Depth Hcrit - - - - - - 2646 - - 768 - - 768 Hcrit BL Top - - - - - - 3936 - - 785 - - 785 BL Top Hgt.Variab. - - - - - - 1312 - - 5973 - - 361 Hgt.Variab. W* - - - - - - 359 - - 76 - - 18 W* B/S - - - - - - 10 - - 9 - - 1 B/S BL Wind - - - - - - 6 - - 2 - - 5 BL Wind Direction - - - - - - 232 - - 219 - - 140 Direction Wind Shear - - - - - - 4 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -7 - - 0 - - -3 Max.Converg CLOUDpotent - - - - - - -1147 - - -5592 - - -1823 CLOUDpotentl sfcLCL - - - - - - 5083 - - 6377 - - 2608 sfcLCL ODpotential - - - - - - -5361 - - -8257 - - -4752 ODpotential blCL - - - - - - 9297 - - 9042 - - 5537 blCL maxRH - - - - - - 74 - - 71 - - 77 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 53.5 - - 58.7 - - 49.3 Temp@2m DewPt@2m - - - - - - 34.1 - - 33.6 - - 41.0 DewPt@2m Temp@Bot - - - - - - 51.8 - - 57.6 - - 51.2 Temp@Bot DewPt@Bot - - - - - - 33.0 - - 32.5 - - 40.1 DewPt@bot Sfc.Heating - - - - - - 203 - - 82 - - -33 Sfc.Heating BL Depth - - - - - - 3227 - - 76 - - 76 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 8 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - 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] 96617 5 210 13 220 15 265 96617 89428 8 149 10 243 9 325 89428 83930 12 133 10 223 4 302 83930 79356 4 153 5 239 2 297 79356 75379 8 151 6 228 7 235 75379 71843 10 322 4 317 4 042 71843 68628 15 287 10 296 16 329 68628 65678 10 284 17 311 17 319 65678 62931 21 291 20 305 21 318 62931 60243 24 289 24 306 28 315 60243 57411 27 292 26 301 30 307 57411 54437 28 290 28 290 33 296 54437 51578 31 286 33 285 37 288 51578 49004 34 275 36 279 37 279 49004 46699 33 273 35 275 30 280 46699 44610 32 275 32 279 34 286 44610 42706 32 282 30 288 36 278 42706 40959 34 284 31 288 31 275 40959 39340 34 274 32 284 31 287 39340 37836 32 266 34 283 34 296 37836 36437 30 265 34 281 39 301 36437 35104 30 272 32 284 41 301 35104 33769 35 277 32 291 40 298 33769 32403 40 276 34 292 37 299 32403 31004 42 274 33 287 34 308 31004 29551 46 275 33 281 33 315 29551 28031 47 275 42 284 32 310 28031 26439 41 271 48 281 31 301 26439 24774 36 273 43 273 30 296 24774 23032 33 276 42 276 30 299 23032 21212 31 284 42 284 32 305 21212 19309 27 282 32 287 33 310 19309 17318 23 283 27 282 33 311 17318 15279 22 288 27 280 33 311 15279 13307 22 281 27 281 31 309 13307 11509 19 275 24 283 31 308 11509 9912 17 289 23 286 28 306 9912 8496 16 307 24 290 26 298 8496 7238 16 312 20 285 24 291 7238 6122 16 294 16 280 18 282 6122 5134 12 267 14 278 15 283 5134 4263 9*248 10 274 13 283 4263 3494 8*243 8 268 9 270 3494 2806 7 235 5 256 6 224 2806 2199 7 232 3 245 10 177 2199 1692 6 228 3 234 13 162 1692 1305 6 226 2 228 14 153 1305 1038 5 224 2 221 13 148 1038 877 5 223 2*219 10*145 877 785 4 222 2*219 5*140 785 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