DrJack's BLIPSPOT for: SAT 10/03 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 - - - - - - 0955z - - 1000z - - - Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 60.1 - - 59.6 - - - Temp@2m Sfc.Heating - - - - - - 1 - - 0 - - - Sfc.Heating BL Depth - - - - - - 76 - - 76 - - - BL Depth Hcrit - - - - - - 768 - - 769 - - - Hcrit BL Top - - - - - - 785 - - 785 - - - BL Top Hgt.Variab. - - - - - - 2523 - - 2207 - - - Hgt.Variab. W* - - - - - - 27 - - 21 - - - W* B/S - - - - - - 2 - - 4 - - - B/S BL Wind - - - - - - 2 - - 1 - - - BL Wind Direction - - - - - - 028 - - 092 - - - Direction Wind Shear - - - - - - 0 - - 0 - - - Wind Shear Max.Converg - - - - - - 0 - - 0 - - - Max.Converg CLOUDpotent - - - - - - -1846 - - -1415 - - - CLOUDpotentl sfcLCL - - - - - - 2631 - - 2200 - - - sfcLCL ODpotential - - - - - - -8970 - - -8047 - - - ODpotential blCL - - - - - - 9755 - - 8832 - - - blCL maxRH - - - - - - 100 - - 100 - - - maxRH CAPE - - - - - - 10 - - 10 - - - CAPE Temp@2m - - - - - - 60.1 - - 59.6 - - - Temp@2m DewPt@2m - - - - - - 51.5 - - 53.0 - - - DewPt@2m Temp@Bot - - - - - - 59.8 - - 59.4 - - - Temp@Bot DewPt@Bot - - - - - - 50.6 - - 52.3 - - - DewPt@bot Sfc.Heating - - - - - - 1 - - 0 - - - Sfc.Heating BL Depth - - - - - - 76 - - 76 - - - BL Depth EXPERIMENT - - - - - - 100 - - 99 - - - EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 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] 98032 8 203 21 228 98032 90708 15 226 18 241 90708 85045 19 211 16 239 85045 80333 11 206 14 225 80333 76268 5 221 11 217 76268 72687 5 229 7 211 72687 69467 6 234 10 238 69467 66525 9 258 12 228 66525 63802 17 276 15 263 63802 61163 23 254 23 258 61163 58422 26 260 31 264 58422 55605 37 259 40 260 55605 52934 37 251 44 254 52934 50526 40 258 45 253 50526 48354 47 265 45 258 48354 46373 57 268 54 270 46373 44552 63 265 67 270 44552 42866 63 260 71 266 42866 41290 63 257 71 262 41290 39805 57 256 61 260 39805 38401 54 253 54 259 38401 37042 55 250 53 259 37042 35657 54 247 52 261 35657 34216 52 238 48 259 34216 32725 51 240 45 256 32725 31171 49 248 43 254 31171 29536 42 247 41 254 29536 27819 41 249 39 256 27819 26017 40 251 37 259 26017 24134 39 255 35 263 24134 22173 38 259 33 268 22173 20134 40 255 30 269 20134 18011 37 250 26 254 18011 15846 30 251 24 239 15846 13758 23 242 21 247 13758 11862 20 243 19 251 11862 10182 17 264 14 248 10182 8693 9 260 11 238 8693 7376 5 241 8 233 7376 6216 2 033 2 240 6216 5197 9 048 6 066 5197 4308 11 046 11 059 4308 3527 11 046 13 055 3527 2830 10 040 13 053 2830 2216 7 024 11 051 2216 1705 6 023 7 053 1705 1312 5 024 3 062 1312 1043 4 027 2 082 1043 879 3*028 1*089 879 785 2*028 1*092 785 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