DrJack's BLIPSPOT for: SUN 12/28 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 - - - - - - 0659z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 51.3 - - 48.7 - - 43.0 Temp@2m Sfc.Heating - - - - - - 71 - - -2 - - -17 Sfc.Heating BL Depth - - - - - - 1315 - - 59 - - 16 BL Depth Hcrit - - - - - - 1275 - - 1275 - - 1275 Hcrit BL Top - - - - - - 2752 - - 1496 - - 1292 BL Top Hgt.Variab. - - - - - - 585 - - 1503 - - 724 Hgt.Variab. W* - - - - - - 187 - - 17 - - 0 W* B/S - - - - - - 3 - - 0 - - 0 B/S BL Wind - - - - - - 13 - - 9 - - 5 BL Wind Direction - - - - - - 200 - - 185 - - 142 Direction Wind Shear - - - - - - 8 - - 3 - - 0 Wind Shear Max.Converg - - - - - - 18 - - -3 - - -3 Max.Converg CLOUDpotent - - - - - - -700 - - -1320 - - -260 CLOUDpotentl sfcLCL - - - - - - 3452 - - 2816 - - 1552 sfcLCL ODpotential - - - - - - -9654 - - -11032 - - -11379 ODpotential blCL - - - - - - 12406 - - 12528 - - 12671 blCL maxRH - - - - - - 96 - - 97 - - 92 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 51.3 - - 48.7 - - 43.0 Temp@2m DewPt@2m - - - - - - 40.7 - - 41.0 - - 40.8 DewPt@2m Temp@Bot - - - - - - 50.8 - - 48.9 - - 44.2 Temp@Bot DewPt@Bot - - - - - - 40.4 - - 40.8 - - 40.8 DewPt@bot Sfc.Heating - - - - - - 71 - - -2 - - -17 Sfc.Heating BL Depth - - - - - - 1315 - - 59 - - 16 BL Depth EXPERIMENT - - - - - - 85 - - 90 - - 66 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 6 - - 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] 95678 70 249 61 255 61 261 95678 88723 41 258 38 265 36 267 88723 83333 29 273 29 265 25 282 83333 78852 17 278 22 263 18 280 78852 74962 13 288 15 269 10 283 74962 71501 11 301 14 268 15 297 71501 68355 8 331 10 250 10 258 68355 65431 8 334 14 290 17 284 65431 62715 17 294 29 286 29 287 62715 60122 33 273 36 289 36 283 60122 57430 45 271 40 284 40 282 57430 54619 52 281 58 290 56 280 54619 51917 73 278 76 275 73 278 51917 49474 74 272 77 269 82 269 49474 47288 73 273 78 271 73 269 47288 45309 75 277 78 279 80 283 45309 43504 82 280 88 285 96 281 43504 41854 89 274 94 280 92 275 41854 40336 89 270 83 272 88 277 40336 38910 84 271 68 276 92 280 38910 37558 81 269 71 282 89 279 37558 36246 71 263 67 283 79 278 36246 34912 59 261 64 283 69 281 34912 33528 53 262 67 275 61 280 33528 32093 56 270 66 270 62 270 32093 30589 62 275 61 270 64 266 30589 29007 65 273 57 274 61 267 29007 27350 67 274 58 280 57 268 27350 25619 68 277 59 282 52 269 25619 23818 68 282 58 280 48 269 23818 21947 69 281 55 276 45 266 21947 19999 68 274 54 272 45 266 19999 17970 58 264 54 267 46 269 17970 15902 50 256 53 262 45 270 15902 13909 38 252 49 255 43 268 13909 12097 28 241 45 245 39 265 12097 10484 25 235 41 235 38 262 10484 9046 22 236 37 229 37 260 9046 7764 17 231 31 223 37 257 7764 6626 16 227 28 222 39 250 6626 5623 19 230 28 225 41 242 5623 4746 23 228 30 223 40 236 4746 3973 24 220 31 219 37 227 3973 3285 21*212 27 215 37 221 3285 2682 16*205 21 209 33 217 2682 2183 14 199 16 196 24 211 2183 1802 13 199 14 190 16 198 1802 1541 12 198 12*187 11 173 1541 1382 11 198 10*185 9*159 1382 1291 8 199 8 185 5*142 1291 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