DrJack's BLIPSPOT for: SUN 09/13 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - - - - 0959z - - 1333z Update Time FCST PERIOD - - - - - - - - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - - - - 83.7 - - 78.3 Temp@2m Sfc.Heating - - - - - - - - - 22 - - -4 Sfc.Heating BL Depth - - - - - - - - - 3106 - - 20 BL Depth Hcrit - - - - - - - - - 84 - - 84 Hcrit BL Top - - - - - - - - - 3186 - - 100 BL Top Hgt.Variab. - - - - - - - - - 1593 - - 3038 Hgt.Variab. W* - - - - - - - - - 198 - - 8 W* B/S - - - - - - - - - 5 - - 1 B/S BL Wind - - - - - - - - - 8 - - 3 BL Wind Direction - - - - - - - - - 262 - - 237 Direction Wind Shear - - - - - - - - - 4 - - 0 Wind Shear Max.Converg - - - - - - - - - 1 - - 0 Max.Converg CLOUDpotent - - - - - - - - - 673 - - -826 CLOUDpotentl sfcLCL - - - - - - - - - 2513 - - 926 sfcLCL ODpotential - - - - - - - - - -562 - - -2445 ODpotential blCL - - - - - - - - - 3748 - - 2545 blCL maxRH - - - - - - - - - 89 - - 80 maxRH CAPE - - - - - - - - - 1310 - - 1470 CAPE Temp@2m - - - - - - - - - 83.7 - - 78.3 Temp@2m DewPt@2m - - - - - - - - - 72.6 - - 74.0 DewPt@2m Temp@Bot - - - - - - - - - 83.6 - - 80.1 Temp@Bot DewPt@Bot - - - - - - - - - 71.7 - - 73.5 DewPt@bot Sfc.Heating - - - - - - - - - 22 - - -4 Sfc.Heating BL Depth - - - - - - - - - 3106 - - 20 BL Depth EXPERIMENT - - - - - - - - - 55 - - 19 EXPERIMENT EXPERIMENT2 - - - - - - - - - 16 - - 18 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] 98768 2 101 12 029 98768 91410 10 101 10 076 91410 85713 10 086 11 094 85713 80969 10 070 10 069 80969 76875 4 067 7 050 76875 73244 2 177 4 004 73244 69952 6 181 7 269 69952 66934 6 201 7 225 66934 64143 8 219 9 213 64143 61453 8 246 11 233 61453 58672 15 259 11 252 58672 55818 25 256 27 270 55818 53135 28 248 34 246 53135 50747 28 248 37 260 50747 48618 38 263 45 267 48618 46682 44 259 48 264 46682 44893 43 252 40 263 44893 43228 33 253 34 264 43228 41668 30 264 31 267 41668 40193 33 265 29 270 40193 38792 36 263 31 272 38792 37428 31 256 32 273 37428 36033 28 256 33 272 36033 34576 25 262 34 272 34576 33060 24 266 35 279 33060 31470 23 268 35 282 31470 29794 25 273 38 286 29794 28029 27 275 35 281 28029 26175 27 259 32 277 26175 24237 25 260 32 283 24237 22222 21 267 23 287 22222 20129 18 265 18 291 20129 17944 20 258 15 297 17944 15718 19 252 11 283 15718 13579 18 259 12 263 13579 11636 16 265 12 261 11636 9912 14 273 10 284 9912 8383 16 296 12 308 8383 7025 14 301 13 306 7025 5821 12 295 13 296 5821 4758 10 280 13 282 4758 3824 9*265 13 276 3824 3000 9*262 12 269 3000 2265 8 262 11 258 2265 1614 8 263 10 252 1614 1073 7 263 8 249 1073 658 7 263 8 247 658 372 7 263 6 244 372 199 6 262 5 240 199 100 5 262 3*237 100 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