DrJack's BLIPSPOT for: TUE 12/23 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 55.7 - - 56.9 - - 47.3 Temp@2m Sfc.Heating - - - - - - -6 - - -29 - - -16 Sfc.Heating BL Depth - - - - - - 16 - - 16 - - 16 BL Depth Hcrit - - - - - - 1276 - - 1276 - - 1276 Hcrit BL Top - - - - - - 1294 - - 1294 - - 1293 BL Top Hgt.Variab. - - - - - - 3744 - - 3924 - - 166 Hgt.Variab. W* - - - - - - 13 - - 13 - - 3 W* B/S - - - - - - 0 - - 0 - - 0 B/S BL Wind - - - - - - 8 - - 8 - - 5 BL Wind Direction - - - - - - 250 - - 273 - - 175 Direction Wind Shear - - - - - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 3 - - -2 Max.Converg CLOUDpotent - - - - - - -1691 - - -2432 - - -496 CLOUDpotentl sfcLCL - - - - - - 2985 - - 3726 - - 1789 sfcLCL ODpotential - - - - - - -2602 - - -3396 - - -8681 ODpotential blCL - - - - - - 3896 - - 4690 - - 9974 blCL maxRH - - - - - - 100 - - 88 - - 85 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 55.7 - - 56.9 - - 47.3 Temp@2m DewPt@2m - - - - - - 47.2 - - 45.2 - - 44.1 DewPt@2m Temp@Bot - - - - - - 56.2 - - 58.3 - - 51.1 Temp@Bot DewPt@Bot - - - - - - 46.8 - - 44.7 - - 44.8 DewPt@bot Sfc.Heating - - - - - - -6 - - -29 - - -16 Sfc.Heating BL Depth - - - - - - 16 - - 16 - - 16 BL Depth EXPERIMENT - - - - - - 100 - - 53 - - 40 EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 7 - - 6 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] 95733 56 261 52 255 55 251 95733 88646 47 256 45 262 44 265 88646 83187 41 268 35 259 36 258 83187 78644 30 261 25 247 29 244 78644 74693 26 240 26 243 39 265 74693 71233 30 261 39 253 49 262 71233 68158 37 258 36 247 37 241 68158 65332 36 249 28 266 16 277 65332 62681 40 271 40 281 28 301 62681 60090 53 281 57 288 57 297 60090 57378 76 289 80 287 75 295 57378 54559 94 285 90 288 96 290 54559 51865 95 288 94 287 102 283 51865 49427 100 292 98 290 99 285 49427 47226 109 292 107 295 105 295 47226 45224 113 293 119 298 118 299 45224 43389 114 294 125 297 123 298 43389 41694 111 294 123 294 116 295 41694 40119 103 293 109 292 105 296 40119 38661 96 295 95 296 102 303 38661 37310 101 300 101 306 111 307 37310 36009 110 300 111 309 112 306 36009 34685 109 295 111 305 108 306 34685 33309 105 293 108 302 103 303 33309 31886 100 292 103 299 96 301 31886 30400 95 290 97 296 90 301 30400 28839 91 289 92 293 87 300 28839 27201 84 288 85 291 85 298 27201 25486 80 287 78 291 82 296 25486 23701 78 288 74 291 75 297 23701 21847 72 292 74 293 67 302 21847 19918 63 295 71 295 64 304 19918 17909 56 294 65 296 60 302 17909 15860 52 294 58 297 54 299 15860 13881 49 296 54 297 50 296 13881 12078 49 296 50 297 49 295 12078 10474 50 296 47 298 49 294 10474 9045 52 296 46 298 48 295 9045 7772 51 294 45 297 47 297 7772 6641 48 289 44 294 46 298 6641 5641 43 284 41 290 46 297 5641 4765 38 282 35 287 46 293 4765 3996 33 279 28 283 42 290 3996 3312 27 275 24 282 34 288 3312 2707 23 269 21 280 24 283 2707 2202 19 262 18 277 17 275 2202 1814 16 255 16 275 12 258 1814 1546 14 253 14 274 10 235 1546 1385 12*251 12*273 8*216 1385 1292 8*250 8*273 5*175 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