DrJack's BLIPSPOT for: TUE 09/22 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0952z - - 1000z - - 1332z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 57.4 - - 56.9 - - 56.2 Temp@2m Sfc.Heating - - - - - - 20 - - 17 - - 4 Sfc.Heating BL Depth - - - - - - 76 - - 76 - - 76 BL Depth Hcrit - - - - - - 769 - - 768 - - 768 Hcrit BL Top - - - - - - 785 - - 785 - - 785 BL Top Hgt.Variab. - - - - - - 1980 - - 1975 - - 1647 Hgt.Variab. W* - - - - - - 48 - - 46 - - 31 W* B/S - - - - - - 1 - - 1 - - 1 B/S BL Wind - - - - - - 7 - - 8 - - 7 BL Wind Direction - - - - - - 049 - - 025 - - 029 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 1 - - 1 - - 1 Max.Converg CLOUDpotent - - - - - - -432 - - -314 - - -297 CLOUDpotentl sfcLCL - - - - - - 1217 - - 1099 - - 1082 sfcLCL ODpotential - - - - - - -590 - - -446 - - -487 ODpotential blCL - - - - - - 1375 - - 1231 - - 1272 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 80 - - 20 - - 50 CAPE Temp@2m - - - - - - 57.4 - - 56.9 - - 56.2 Temp@2m DewPt@2m - - - - - - 54.9 - - 55.0 - - 54.4 DewPt@2m Temp@Bot - - - - - - 56.8 - - 56.4 - - 55.8 Temp@Bot DewPt@Bot - - - - - - 54.6 - - 54.7 - - 54.3 DewPt@bot Sfc.Heating - - - - - - 20 - - 17 - - 4 Sfc.Heating BL Depth - - - - - - 76 - - 76 - - 76 BL Depth EXPERIMENT - - - - - - 101 - - 101 - - 102 EXPERIMENT EXPERIMENT2 - - - - - - 9 - - 9 - - 9 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] 98513 11 160 14 225 10 251 98513 91088 10 194 5 193 9 201 91088 85347 8 183 2 227 4 057 85347 80581 5 192 1 320 4 047 80581 76496 6 235 5 260 2 353 76496 72911 5 260 8 233 3 288 72911 69670 6 266 7 234 5 284 69670 66688 5 235 7 244 10 293 66688 63929 4 269 6 254 14 291 63929 61274 6 284 8 276 10 283 61274 58510 9 266 15 270 15 288 58510 55651 9 252 16 258 19 264 55651 52929 19 263 21 259 18 246 52929 50473 29 249 26 244 26 250 50473 48265 41 243 34 242 37 247 48265 46264 47 235 48 244 47 242 46264 44441 49 232 53 238 55 240 44441 42766 55 229 56 236 61 235 42766 41208 59 224 62 228 62 230 41208 39746 57 221 62 219 61 233 39746 38364 54 220 60 217 60 233 38364 37023 52 220 57 216 58 229 37023 35653 48 225 53 219 57 227 35653 34223 46 225 47 220 51 229 34223 32739 45 222 44 220 45 228 32739 31182 42 226 39 219 42 224 31182 29541 39 228 35 217 37 223 29541 27817 36 230 34 221 32 227 27817 26011 32 228 30 222 29 232 26011 24123 28 226 24 225 27 231 24123 22160 24 230 19 235 21 228 22160 20118 22 235 17 244 12 230 20118 17993 18 238 13 249 8 235 17993 15831 12 243 7 262 4 238 15831 13752 7 268 3 327 0 167 13752 11867 9 270 4 355 1 359 11867 10192 10 244 3 251 2 289 10192 8704 11 234 9 205 8 236 8704 7385 11 239 10 211 10 213 7385 6218 9 229 9 185 13 147 6218 5194 7 153 15 124 23 099 5194 4302 15 109 22 085 28 078 4302 3518 22 080 22 066 28 071 3518 2821 22 067 21 055 26 063 2821 2208 20 063 18 042 21 050 2208 1699 16 056 16 033 18 040 1699 1309 14 053 15 030 15 033 1309 1041 12 052 13 028 13 032 1041 878 11*051 11*026 11*031 878 785 7*049 8*025 7*029 785 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