DrJack's BLIPSPOT for: TUE 03/24 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 = 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 - - - - - - 44.4 - - 50.2 - - - Temp@2m Sfc.Heating - - - - - - 397 - - 186 - - - Sfc.Heating BL Depth - - - - - - 3318 - - 3360 - - - BL Depth Hcrit - - - - - - 2939 - - 2678 - - - Hcrit BL Top - - - - - - 4027 - - 4069 - - - BL Top Hgt.Variab. - - - - - - 1012 - - 1259 - - - Hgt.Variab. W* - - - - - - 443 - - 347 - - - W* B/S - - - - - - 31 - - 12 - - - B/S BL Wind - - - - - - 3 - - 5 - - - BL Wind Direction - - - - - - 102 - - 185 - - - Direction Wind Shear - - - - - - 1 - - 3 - - - Wind Shear Max.Converg - - - - - - -5 - - -2 - - - Max.Converg CLOUDpotent - - - - - - -2490 - - -5136 - - - CLOUDpotentl sfcLCL - - - - - - 6518 - - 9205 - - - sfcLCL ODpotential - - - - - - -11640 - - -13024 - - - ODpotential blCL - - - - - - 15667 - - 17093 - - - blCL maxRH - - - - - - 53 - - 53 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 44.4 - - 50.2 - - - Temp@2m DewPt@2m - - - - - - 18.8 - - 12.7 - - - DewPt@2m Temp@Bot - - - - - - 41.8 - - 48.5 - - - Temp@Bot DewPt@Bot - - - - - - 17.7 - - 11.7 - - - DewPt@bot Sfc.Heating - - - - - - 397 - - 186 - - - Sfc.Heating BL Depth - - - - - - 3318 - - 3360 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 2 - - 2 - - - 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] 96325 22 232 24 251 96325 89141 16 219 22 252 89141 83601 25 239 25 257 83601 79003 21 226 23 245 79003 75023 21 246 23 246 75023 71472 23 240 24 242 71472 68240 26 255 27 256 68240 65274 27 252 31 250 65274 62526 27 257 30 261 62526 59858 39 273 38 265 59858 57072 50 266 47 262 57072 54163 57 265 50 258 54163 51366 59 265 56 269 51366 48850 60 267 64 270 48850 46606 62 265 66 267 46606 44580 62 267 66 266 44580 42732 67 273 65 266 42732 41028 72 274 66 271 41028 39447 74 273 73 272 39447 37982 75 269 80 269 37982 36626 76 263 79 261 36626 35327 72 263 64 258 35327 34015 65 270 61 296 34015 32663 63 290 75 305 32663 31263 72 302 74 304 31263 29796 68 301 68 300 29796 28250 68 287 65 302 28250 26622 71 280 61 293 26622 24912 72 283 59 286 24912 23120 67 286 56 283 23120 21251 60 284 54 282 21251 19303 55 282 49 284 19303 17275 52 283 43 285 17275 15208 48 288 39 290 15208 13216 36 296 38 297 13216 11410 29 303 32 298 11410 9809 24 294 25 293 9809 8388 16 294 24 294 8388 7127 7 329 16 289 7127 6016 4 008 8 253 6016 5042 2 108 8 210 5042 4190 2*112 7*199 4190 3438 3*110 7*193 3438 2766 3 105 6 190 2766 2172 3 104 6 185 2172 1676 3 102 5 181 1676 1296 3 095 5 179 1296 1034 2 094 4 177 1034 875 2 095 4 176 875 784 2 093 4 176 784 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