DrJack's BLIPSPOT for: MON 04/27 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 - - - - - - 63.3 - - 65.6 - - - Temp@2m Sfc.Heating - - - - - - 322 - - 165 - - - Sfc.Heating BL Depth - - - - - - 3363 - - 3486 - - - BL Depth Hcrit - - - - - - 3649 - - 3462 - - - Hcrit BL Top - - - - - - 4800 - - 4923 - - - BL Top Hgt.Variab. - - - - - - 737 - - 903 - - - Hgt.Variab. W* - - - - - - 422 - - 343 - - - W* B/S - - - - - - 9 - - 7 - - - B/S BL Wind - - - - - - 8 - - 9 - - - BL Wind Direction - - - - - - 115 - - 129 - - - Direction Wind Shear - - - - - - 1 - - 1 - - - Wind Shear Max.Converg - - - - - - -6 - - 8 - - - Max.Converg CLOUDpotent - - - - - - -2077 - - -2824 - - - CLOUDpotentl sfcLCL - - - - - - 6878 - - 7748 - - - sfcLCL ODpotential - - - - - - -9039 - - -9071 - - - ODpotential blCL - - - - - - 13839 - - 13994 - - - blCL maxRH - - - - - - 64 - - 64 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 63.3 - - 65.6 - - - Temp@2m DewPt@2m - - - - - - 37.9 - - 36.4 - - - DewPt@2m Temp@Bot - - - - - - 61.4 - - 64.4 - - - Temp@Bot DewPt@Bot - - - - - - 36.6 - - 35.2 - - - DewPt@bot Sfc.Heating - - - - - - 322 - - 165 - - - Sfc.Heating BL Depth - - - - - - 3363 - - 3486 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - - 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] 97613 38 258 28 268 97613 90161 25 249 28 267 90161 84439 14 254 27 256 84439 79726 13 260 22 247 79726 75673 12 264 10 258 75673 72103 9 262 5 319 72103 68887 9 284 8 307 68887 65930 11 299 10 298 65930 63186 13 313 16 316 63186 60523 19 306 19 320 60523 57731 18 290 26 304 57731 54825 20 295 30 288 54825 52051 23 304 31 298 52051 49554 28 309 36 305 49554 47320 36 311 35 310 47320 45316 49 291 46 297 45316 43514 36 276 34 296 43514 41874 28 300 44 331 41874 40363 50 323 63 319 40363 38947 76 313 68 315 38947 37607 81 306 67 316 37607 36303 64 302 64 316 36303 34972 58 301 63 314 34972 33585 55 304 59 317 33585 32147 48 305 53 307 32147 30643 40 295 48 299 30643 29062 34 298 36 298 29062 27402 31 303 33 292 27402 25667 30 306 34 277 25667 23861 28 306 28 288 23861 21984 23 316 22 291 21984 20031 20 312 18 286 20031 18000 20 296 20 288 18000 15933 21 295 21 289 15933 13943 18 313 16 288 13943 12127 14 331 10 293 12127 10510 10 336 5 295 10510 9071 6 338 5 247 9071 7792 3 355 6 221 7792 6662 3 074 4 196 6662 5667 5*102 6*138 5667 4794 7*113 8*130 4794 4025 8 115 8 129 4025 3335 8 115 9 128 3335 2724 9 115 9 128 2724 2214 9 116 9 128 2214 1822 8 115 9 128 1822 1551 8 116 8 128 1551 1387 7 116 8 128 1387 1293 6 117 6 129 1293 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