DrJack's BLIPSPOT for: FRI 03/20 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 = 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 - - - - - - 62.4 - - 66.0 - - - Temp@2m Sfc.Heating - - - - - - 233 - - 67 - - - Sfc.Heating BL Depth - - - - - - 2006 - - 2804 - - - BL Depth Hcrit - - - - - - 1173 - - 965 - - - Hcrit BL Top - - - - - - 2086 - - 2884 - - - BL Top Hgt.Variab. - - - - - - 1876 - - 1351 - - - Hgt.Variab. W* - - - - - - 318 - - 240 - - - W* B/S - - - - - - 4 - - 2 - - - B/S BL Wind - - - - - - 15 - - 22 - - - BL Wind Direction - - - - - - 191 - - 192 - - - Direction Wind Shear - - - - - - 6 - - 13 - - - Wind Shear Max.Converg - - - - - - -3 - - -7 - - - Max.Converg CLOUDpotent - - - - - - -2185 - - -2125 - - - CLOUDpotentl sfcLCL - - - - - - 4271 - - 5009 - - - sfcLCL ODpotential - - - - - - -5106 - - -5888 - - - ODpotential blCL - - - - - - 7192 - - 8772 - - - blCL maxRH - - - - - - 61 - - 84 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 62.4 - - 66.0 - - - Temp@2m DewPt@2m - - - - - - 44.2 - - 44.5 - - - DewPt@2m Temp@Bot - - - - - - 61.2 - - 65.8 - - - Temp@Bot DewPt@Bot - - - - - - 43.1 - - 43.7 - - - DewPt@bot Sfc.Heating - - - - - - 233 - - 67 - - - Sfc.Heating BL Depth - - - - - - 2006 - - 2804 - - - BL Depth EXPERIMENT - - - - - - 0 - - 35 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 5 - - - 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] 96564 27 245 20 258 96564 89379 8 217 19 250 89379 83860 8 169 15 220 83860 79286 3 235 4 229 79286 75339 5 228 5 124 75339 71830 9 306 6 314 71830 68637 10 287 10 298 68637 65691 16 303 16 286 65691 62950 16 268 14 281 62950 60260 24 293 14 273 60260 57410 30 277 25 294 57410 54438 34 275 36 282 54438 51611 33 267 32 277 51611 49074 26 278 36 288 49074 46809 33 288 36 277 46809 44764 30 278 26 276 44764 42894 19 274 21 305 42894 41173 38 309 38 304 41173 39591 43 302 38 296 39591 38126 30 301 40 312 38126 36760 37 331 59 322 36760 35455 53 333 70 321 35455 34134 61 330 73 320 34134 32766 61 328 72 319 32766 31349 60 328 67 318 31349 29866 55 330 59 319 29866 28302 45 323 46 318 28302 26654 43 312 45 312 26654 24919 31 303 45 303 24919 23099 28 285 34 296 23099 21200 19 250 22 274 21200 19220 20 248 28 255 19220 17154 22 255 29 255 17154 15042 19 269 30 267 15042 13000 18 276 27 269 13000 11143 22 273 26 271 11143 9492 20 272 25 265 9492 8025 17 275 27 258 8025 6723 17 264 29 252 6723 5568 16 236 30 242 5568 4548 19 216 29 232 4548 3653 19 215 26*215 3653 2866 19 214 24*200 2866 2164 17*199 24 194 2164 1544 16*194 23 192 1544 1028 16 192 22 190 1028 632 15 191 21 189 632 359 14 190 19 188 359 194 13 190 16 187 194 99 10 189 12 187 99 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