DrJack's BLIPSPOT for: SAT 08/22 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 - - - - - - 77.5 - - 80.4 - - - Temp@2m Sfc.Heating - - - - - - 187 - - 102 - - - Sfc.Heating BL Depth - - - - - - 2713 - - 2708 - - - BL Depth Hcrit - - - - - - 2241 - - 1939 - - - Hcrit BL Top - - - - - - 3422 - - 3417 - - - BL Top Hgt.Variab. - - - - - - 2180 - - 2904 - - - Hgt.Variab. W* - - - - - - 331 - - 275 - - - W* B/S - - - - - - 10 - - 5 - - - B/S BL Wind - - - - - - 6 - - 10 - - - BL Wind Direction - - - - - - 171 - - 143 - - - Direction Wind Shear - - - - - - 2 - - 3 - - - Wind Shear Max.Converg - - - - - - -2 - - -5 - - - Max.Converg CLOUDpotent - - - - - - -77 - - -356 - - - CLOUDpotentl sfcLCL - - - - - - 3499 - - 3773 - - - sfcLCL ODpotential - - - - - - -530 - - -1208 - - - ODpotential blCL - - - - - - 3952 - - 4625 - - - blCL maxRH - - - - - - 95 - - 83 - - - maxRH CAPE - - - - - - 570 - - 1320 - - - CAPE Temp@2m - - - - - - 77.5 - - 80.4 - - - Temp@2m DewPt@2m - - - - - - 64.6 - - 66.3 - - - DewPt@2m Temp@Bot - - - - - - 75.7 - - 79.3 - - - Temp@Bot DewPt@Bot - - - - - - 63.7 - - 65.5 - - - DewPt@bot Sfc.Heating - - - - - - 187 - - 102 - - - Sfc.Heating BL Depth - - - - - - 2713 - - 2708 - - - BL Depth EXPERIMENT - - - - - - 80 - - 32 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 14 - - - 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] 99209 24 103 7 040 99209 91771 15 090 11 073 91771 86029 16 072 17 090 86029 81257 16 068 18 087 81257 77129 15 076 17 083 77129 73468 11 084 11 090 73468 70151 9 103 6 099 70151 67102 6 126 10 145 67102 64275 9 190 8 162 64275 61533 17 186 10 219 61533 58687 15 180 15 215 58687 55756 22 251 14 233 55756 52969 39 230 28 233 52969 50469 43 224 37 239 50469 48229 50 220 52 235 48229 46204 61 208 74 216 46204 44367 64 205 85 203 44367 42676 65 211 83 199 42676 41099 69 215 81 206 41099 39619 72 215 88 208 39619 38219 74 215 90 208 38219 36859 74 215 84 208 36859 35475 72 215 76 211 35475 34038 65 215 71 213 34038 32549 61 214 66 213 32549 30995 61 210 62 213 30995 29366 58 210 57 215 29366 27663 47 218 48 217 27663 25885 40 219 40 216 25885 24031 37 214 34 215 24031 22106 33 217 27 223 22106 20106 27 225 20 230 20106 18024 22 233 16 221 18024 15897 20 230 14 219 15897 13845 16 229 13 237 13845 11984 9 240 13 255 11984 10335 7 235 12 266 10335 8865 7 237 9 261 8865 7555 8 233 8 247 7555 6390 8 218 7 222 6390 5357 7 206 7 206 5357 4445 7 192 8 179 4445 3640 6*181 9*157 3640 2919 6*175 10*146 2919 2280 6 173 10 144 2280 1747 6 170 10 143 1747 1338 6 169 10 142 1338 1056 5 168 9 140 1056 884 5 167 9 140 884 787 4 167 7 139 787 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