DrJack's BLIPSPOT for: FRI 06/26 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 - - - - - - 85.7 - - 84.2 - - - Temp@2m Sfc.Heating - - - - - - 192 - - 75 - - - Sfc.Heating BL Depth - - - - - - 4773 - - 78 - - - BL Depth Hcrit - - - - - - 3789 - - 770 - - - Hcrit BL Top - - - - - - 5482 - - 787 - - - BL Top Hgt.Variab. - - - - - - 2429 - - 7707 - - - Hgt.Variab. W* - - - - - - 406 - - 78 - - - W* B/S - - - - - - 8 - - 5 - - - B/S BL Wind - - - - - - 9 - - 3 - - - BL Wind Direction - - - - - - 257 - - 305 - - - Direction Wind Shear - - - - - - 6 - - 0 - - - Wind Shear Max.Converg - - - - - - -3 - - 1 - - - Max.Converg CLOUDpotent - - - - - - -277 - - -3901 - - - CLOUDpotentl sfcLCL - - - - - - 5759 - - 4688 - - - sfcLCL ODpotential - - - - - - -1161 - - -4537 - - - ODpotential blCL - - - - - - 6643 - - 5324 - - - blCL maxRH - - - - - - 88 - - 93 - - - maxRH CAPE - - - - - - 580 - - 1170 - - - CAPE Temp@2m - - - - - - 85.7 - - 84.2 - - - Temp@2m DewPt@2m - - - - - - 63.1 - - 66.3 - - - DewPt@2m Temp@Bot - - - - - - 84.0 - - 83.3 - - - Temp@Bot DewPt@Bot - - - - - - 62.0 - - 65.3 - - - DewPt@bot Sfc.Heating - - - - - - 192 - - 75 - - - Sfc.Heating BL Depth - - - - - - 4773 - - 78 - - - BL Depth EXPERIMENT - - - - - - 53 - - 72 - - - EXPERIMENT EXPERIMENT2 - - - - - - 12 - - 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] 99088 25 100 17 077 99088 91587 27 097 21 084 91587 85821 28 091 26 088 85821 81030 26 081 27 084 81030 76914 20 084 19 090 76914 73294 14 101 10 093 73294 70017 8 101 10 082 70017 66991 5 132 5 046 66991 64182 2 288 3 247 64182 61471 7 262 9 234 61471 58658 9 278 18 264 58658 55755 29 281 26 275 55755 52994 42 271 37 294 52994 50530 57 273 62 279 50530 48347 48 256 59 260 48347 46369 44 283 43 274 46369 44561 64 293 57 281 44561 42899 65 281 58 276 42899 41349 58 268 55 270 41349 39887 62 259 57 266 39887 38502 63 254 54 265 38502 37154 63 254 54 257 37154 35773 60 258 62 255 35773 34336 54 262 57 259 34336 32846 50 264 49 262 32846 31289 48 260 46 267 31289 29648 44 256 44 266 29648 27926 41 260 42 264 27926 26121 42 265 39 265 26121 24237 40 266 34 261 24237 22279 40 260 30 257 22279 20250 43 245 33 259 20250 18146 39 246 34 259 18146 16002 32 255 29 255 16002 13937 26 255 24 244 13937 12060 23 251 22 237 12060 10393 19 257 20 236 10393 8913 17 265 17 239 8913 7597 15 268 13 243 7597 6427 14*267 10 249 6427 5388 11*263 7 256 5388 4471 11 259 6 268 4471 3660 10 258 4 287 3660 2933 9 256 4 298 2933 2291 9 255 4 303 2291 1754 8 255 4 304 1754 1342 8 254 4 306 1342 1058 7 254 4 306 1058 886 7 254 3*306 886 787 5 254 3*305 787 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