DrJack's BLIPSPOT for: FRI 04/17 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 78.9 - - 79.5 - - 72.9 Temp@2m Sfc.Heating - - - - - - 327 - - 111 - - -9 Sfc.Heating BL Depth - - - - - - 6912 - - 7853 - - 16 BL Depth Hcrit - - - - - - 6427 - - 6459 - - 1277 Hcrit BL Top - - - - - - 8349 - - 9290 - - 1295 BL Top Hgt.Variab. - - - - - - 1864 - - 1803 - - 8198 Hgt.Variab. W* - - - - - - 541 - - 399 - - 6 W* B/S - - - - - - 10 - - 8 - - 0 B/S BL Wind - - - - - - 10 - - 9 - - 4 BL Wind Direction - - - - - - 320 - - 313 - - 016 Direction Wind Shear - - - - - - 5 - - 8 - - 0 Wind Shear Max.Converg - - - - - - 7 - - 6 - - 0 Max.Converg CLOUDpotent - - - - - - 46 - - 581 - - -5941 CLOUDpotentl sfcLCL - - - - - - 8303 - - 8709 - - 7236 sfcLCL ODpotential - - - - - - -1369 - - -275 - - -7564 ODpotential blCL - - - - - - 9718 - - 9565 - - 8859 blCL maxRH - - - - - - 75 - - 80 - - 86 maxRH CAPE - - - - - - 10 - - 30 - - 0 CAPE Temp@2m - - - - - - 78.9 - - 79.5 - - 72.9 Temp@2m DewPt@2m - - - - - - 46.8 - - 45.7 - - 46.0 DewPt@2m Temp@Bot - - - - - - 77.0 - - 78.7 - - 76.1 Temp@Bot DewPt@Bot - - - - - - 45.7 - - 44.7 - - 45.3 DewPt@bot Sfc.Heating - - - - - - 327 - - 111 - - -9 Sfc.Heating BL Depth - - - - - - 6912 - - 7853 - - 16 BL Depth EXPERIMENT - - - - - - 1 - - 20 - - 43 EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 6 - - 7 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] 97049 34 236 36 251 35 254 97049 89821 25 241 25 244 23 270 89821 84301 18 233 26 248 24 280 84301 79712 17 248 18 245 11 272 79712 75740 15 265 16 271 16 277 75740 72223 14 270 21 261 18 259 72223 69021 8 245 13 254 15 273 69021 66066 17 281 16 263 23 278 66066 63334 21 264 23 269 24 280 63334 60676 36 257 26 271 31 278 60676 57885 38 238 45 268 38 267 57885 54986 44 254 45 268 43 268 54986 52222 49 259 44 274 49 282 52222 49740 47 269 50 279 56 284 49740 47525 46 278 52 279 57 281 47525 45526 47 283 51 282 56 283 45526 43710 48 288 52 286 56 287 43710 42047 53 296 50 286 50 289 42047 40512 58 299 43 292 43 294 40512 39077 54 300 44 296 42 294 39077 37729 46 298 48 296 44 292 37729 36425 42 298 53 297 46 289 36425 35096 40 298 55 299 45 288 35096 33710 37 300 54 302 39 296 33710 32272 32 303 48 309 33 301 32272 30766 28 304 43 314 34 295 30766 29183 27 304 37 307 39 293 29183 27524 29 304 34 302 40 301 27524 25793 34 305 37 299 36 305 25793 23992 37 310 37 298 30 310 23992 22123 36 315 36 297 27 310 22123 20177 33 315 34 298 25 307 20177 18144 31 317 28 312 23 308 18144 16068 28 315 25 321 21 318 16068 14064 23 288 22 314 18 325 14064 12240 21 284 18 291 16 317 12240 10622 17 302 11*283 12 292 10622 9194 13*305 10*285 7 247 9194 7925 11*308 10 294 6 268 7925 6792 11 310 10 301 6 296 6792 5784 10 314 10 312 6 316 5784 4893 10 319 10 318 6 334 4893 4103 10 322 10 323 7 346 4103 3394 10 327 10 326 7 353 3394 2766 10 329 10 329 8 000 2766 2241 10 331 10 330 8 004 2241 1837 10 333 10 332 8 007 1837 1559 9 333 9 332 8 010 1559 1390 9 334 9 333 6*012 1390 1294 8 334 7 332 4*016 1294 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