DrJack's BLIPSPOT for: FRI 07/17 Waynesboro_VA 1437ft pt32142@38.180,-78.911,1424ft BLIPSPOT sfc.temp. adjusted by +0.0 degF SPONSORED BY: Shenandoah Valley Soaring www.svsoar.org 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 - - - - - - 88.0 - - 91.6 - - - Temp@2m Sfc.Heating - - - - - - 61 - - 10 - - - Sfc.Heating BL Depth - - - - - - 4013 - - 6647 - - - BL Depth Hcrit - - - - - - 3469 - - 3908 - - - Hcrit BL Top - - - - - - 5450 - - 8084 - - - BL Top Hgt.Variab. - - - - - - 2958 - - 2772 - - - Hgt.Variab. W* - - - - - - 297 - - 251 - - - W* B/S - - - - - - 18 - - 9 - - - B/S BL Wind - - - - - - 3 - - 5 - - - BL Wind Direction - - - - - - 239 - - 229 - - - Direction Wind Shear - - - - - - 4 - - 3 - - - Wind Shear Max.Converg - - - - - - -10 - - 6 - - - Max.Converg CLOUDpotent - - - - - - -492 - - 1117 - - - CLOUDpotentl sfcLCL - - - - - - 5943 - - 6967 - - - sfcLCL ODpotential - - - - - - -2814 - - -517 - - - ODpotential blCL - - - - - - 8264 - - 8601 - - - blCL maxRH - - - - - - 69 - - 79 - - - maxRH CAPE - - - - - - 1150 - - 1540 - - - CAPE Temp@2m - - - - - - 88.0 - - 91.6 - - - Temp@2m DewPt@2m - - - - - - 66.3 - - 65.5 - - - DewPt@2m Temp@Bot - - - - - - 87.6 - - 92.2 - - - Temp@Bot DewPt@Bot - - - - - - 65.0 - - 64.1 - - - DewPt@bot Sfc.Heating - - - - - - 61 - - 10 - - - Sfc.Heating BL Depth - - - - - - 4013 - - 6647 - - - BL Depth EXPERIMENT - - - - - - 0 - - 15 - - - EXPERIMENT EXPERIMENT2 - - - - - - 13 - - 12 - - - 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] 99459 46 091 31 087 99459 91958 38 080 33 083 91958 86168 29 081 32 083 86168 81351 23 077 25 071 81351 77199 18 077 18 072 77199 73536 16 090 12 082 73536 70228 11 065 8 107 70228 67194 4 036 4 095 67194 64396 3 078 3 020 64396 61705 6 012 6 330 61705 58919 7 331 11 307 58919 56048 10 287 12 302 56048 53327 18 327 16 309 53327 50898 27 326 22 314 50898 48731 29 299 30 304 48731 46761 28 296 34 300 46761 44953 31 305 36 302 44953 43276 32 307 35 299 43276 41705 30 306 32 296 41705 40227 29 305 29 307 40227 38828 30 302 28 303 38828 37471 27 291 29 283 37471 36092 24 279 28 280 36092 34658 23 283 28 287 34658 33173 25 295 29 293 33173 31623 30 300 28 294 31623 30000 29 296 26 292 30000 28302 27 285 23 279 28302 26525 26 273 23 275 26525 24668 26 270 23 272 24668 22735 25 262 22 265 22735 20721 24 255 22 258 20721 18624 24 260 20 266 18624 16492 21 271 18 270 16492 14445 15 289 15 267 14445 12589 12 300 11 285 12589 10937 12 306 8 284 10937 9465 11 312 7 271 9465 8152 10 302 6*256 8152 6981 8 278 6*235 6981 5939 7*258 6 232 5939 5018 5*246 5 229 5018 4201 4 237 5 227 4201 3468 3 235 5 226 3468 2819 3 235 5 225 2819 2276 2 239 4 225 2276 1858 2 243 4 226 1858 1570 1 248 4 227 1570 1396 1 254 4 227 1396 1295 1 256 3 228 1295 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