DrJack's BLIPSPOT for: FRI 09/04 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 - - - - - - 88.8 - - 87.1 - - 80.8 Temp@2m Sfc.Heating - - - - - - 36 - - -8 - - -8 Sfc.Heating BL Depth - - - - - - 3766 - - 873 - - 16 BL Depth Hcrit - - - - - - 2997 - - 1278 - - 1278 Hcrit BL Top - - - - - - 5203 - - 2310 - - 1296 BL Top Hgt.Variab. - - - - - - 4224 - - 6411 - - 3018 Hgt.Variab. W* - - - - - - 262 - - 105 - - 9 W* B/S - - - - - - 6 - - 3 - - 1 B/S BL Wind - - - - - - 8 - - 6 - - 3 BL Wind Direction - - - - - - 313 - - 296 - - 020 Direction Wind Shear - - - - - - 9 - - 2 - - 0 Wind Shear Max.Converg - - - - - - 3 - - -9 - - 0 Max.Converg CLOUDpotent - - - - - - 245 - - -1866 - - -879 CLOUDpotentl sfcLCL - - - - - - 4959 - - 4176 - - 2175 sfcLCL ODpotential - - - - - - -1543 - - -3858 - - -3301 ODpotential blCL - - - - - - 6746 - - 6168 - - 4597 blCL maxRH - - - - - - 76 - - 76 - - 96 maxRH CAPE - - - - - - 2680 - - 3140 - - 3560 CAPE Temp@2m - - - - - - 88.8 - - 87.1 - - 80.8 Temp@2m DewPt@2m - - - - - - 71.1 - - 72.7 - - 75.0 DewPt@2m Temp@Bot - - - - - - 88.6 - - 87.5 - - 82.9 Temp@Bot DewPt@Bot - - - - - - 69.7 - - 71.4 - - 74.2 DewPt@bot Sfc.Heating - - - - - - 36 - - -8 - - -8 Sfc.Heating BL Depth - - - - - - 3766 - - 873 - - 16 BL Depth EXPERIMENT - - - - - - 3 - - 5 - - 82 EXPERIMENT EXPERIMENT2 - - - - - - 15 - - 17 - - 19 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] 99005 13 097 5 080 17 053 99005 91599 11 103 6 142 6 023 91599 85839 7 138 4 072 1 313 85839 81041 3 187 6 007 9 107 81041 76919 1 118 3 047 5 068 76919 73281 2 288 4 032 7 021 73281 69982 4 040 1 107 6 356 69982 66959 9 005 1 350 4 299 66959 64176 3 001 4 203 6 241 64176 61510 8 309 8 262 10 280 61510 58751 14 279 14 292 18 301 58751 55922 29 279 34 294 36 293 55922 53258 41 286 47 287 41 291 53258 50871 48 288 50 290 47 299 50871 48720 53 292 54 293 52 295 48720 46753 57 291 58 290 58 288 46753 44937 59 288 60 289 61 284 44937 43247 59 284 60 288 62 281 43247 41664 54 280 59 288 61 278 41664 40174 53 277 57 286 59 281 40174 38766 54 277 55 283 56 283 38766 37404 52 278 52 284 52 285 37404 36021 49 283 48 287 48 287 36021 34584 42 289 42 288 42 285 34584 33098 34 294 38 288 40 284 33098 31546 33 297 33 288 38 285 31546 29916 34 298 31 288 35 286 29916 28209 32 296 30 289 34 290 28209 26427 30 291 32 293 37 300 26427 24571 32 290 36 297 41 305 24571 22644 34 295 36 298 40 303 22644 20639 31 299 33 296 36 299 20639 18554 32 293 29 296 31 293 18554 16433 29 289 25 299 29 299 16433 14394 25 284 23 297 25 306 14394 12542 21 283 23 294 22 292 12542 10894 18 293 22 295 24 279 10894 9427 21 308 19 294 24 276 9427 8117 21 310 16 297 20 278 8117 6950 19 308 14 301 15 283 6950 5913 16*306 12 304 12 292 5913 4996 14*306 11 307 12 304 4996 4183 11 309 10 310 12 314 4183 3454 8 313 9 311 12 324 3454 2809 8 315 8*308 12 333 2809 2269 7 317 7*302 11 344 2269 1854 6 319 6 295 10 356 1854 1568 6 319 6 294 8 006 1568 1394 6 319 5 293 6*012 1394 1295 5 320 4 292 3*020 1295 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