DrJack's BLIPSPOT for: SUN 04/19 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 - - - - - - 54.6 - - 54.5 - - - Temp@2m Sfc.Heating - - - - - - 355 - - 210 - - - Sfc.Heating BL Depth - - - - - - 5809 - - 6457 - - - BL Depth Hcrit - - - - - - 5593 - - 5826 - - - Hcrit BL Top - - - - - - 7246 - - 7894 - - - BL Top Hgt.Variab. - - - - - - 988 - - 1126 - - - Hgt.Variab. W* - - - - - - 525 - - 455 - - - W* B/S - - - - - - 4 - - 3 - - - B/S BL Wind - - - - - - 25 - - 24 - - - BL Wind Direction - - - - - - 298 - - 298 - - - Direction Wind Shear - - - - - - 9 - - 9 - - - Wind Shear Max.Converg - - - - - - 18 - - 19 - - - Max.Converg CLOUDpotent - - - - - - -106 - - -263 - - - CLOUDpotentl sfcLCL - - - - - - 7353 - - 8157 - - - sfcLCL ODpotential - - - - - - -9060 - - -7693 - - - ODpotential blCL - - - - - - 16306 - - 15587 - - - blCL maxRH - - - - - - 63 - - 73 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 54.6 - - 54.5 - - - Temp@2m DewPt@2m - - - - - - 26.7 - - 23.1 - - - DewPt@2m Temp@Bot - - - - - - 53.1 - - 53.6 - - - Temp@Bot DewPt@Bot - - - - - - 25.4 - - 21.9 - - - DewPt@bot Sfc.Heating - - - - - - 355 - - 210 - - - Sfc.Heating BL Depth - - - - - - 5809 - - 6457 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 2 - - - 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] 97147 30 215 30 246 97147 89850 24 230 30 251 89850 84250 19 248 24 258 84250 79603 18 281 19 276 79603 75601 18 261 15 278 75601 72055 12 251 14 257 72055 68838 4 261 8 242 68838 65859 8 230 8 231 65859 63082 24 244 26 241 63082 60406 33 243 38 235 60406 57607 32 226 40 226 57607 54666 40 244 43 237 54666 51837 53 253 49 250 51837 49290 65 252 60 253 49290 47011 73 244 70 247 47011 44939 76 238 75 240 44939 43040 80 236 77 237 43040 41294 87 233 82 238 41294 39679 95 233 90 240 39679 38181 107 234 100 238 38181 36793 117 231 110 236 36793 35471 122 228 124 236 35471 34139 122 227 135 234 34139 32759 120 226 134 234 32759 31331 118 226 127 234 31331 29840 116 226 122 234 29840 28274 113 227 118 235 28274 26637 109 229 108 239 26637 24938 104 232 94 243 24938 23177 97 235 87 245 23177 21351 90 237 80 244 21351 19453 82 235 72 245 19453 17472 77 227 68 251 17472 15449 72 225 68 261 15449 13498 58 236 65 266 13498 11727 51 258 58 267 11727 10166 49 271 46 270 10166 8796 40 282 30*280 8796 7585 26*293 24*293 7585 6509 25*296 24 295 6509 5552 25 297 25 296 5552 4705 25 297 25 297 4705 3956 26 298 25 299 3956 3284 26 299 25 299 3284 2688 25 299 25 300 2688 2190 25 299 25 301 2190 1808 24 299 24 301 1808 1544 23 299 23 301 1544 1384 21 300 20 301 1384 1292 16 300 15 302 1292 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