DrJack's BLIPSPOT for: SUN 04/05 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 - - - - - - 64.0 - - 60.0 - - 49.1 Temp@2m Sfc.Heating - - - - - - 75 - - 69 - - -16 Sfc.Heating BL Depth - - - - - - 2839 - - 3177 - - 16 BL Depth Hcrit - - - - - - 2660 - - 2805 - - 1275 Hcrit BL Top - - - - - - 4276 - - 4614 - - 1293 BL Top Hgt.Variab. - - - - - - 941 - - 882 - - 4100 Hgt.Variab. W* - - - - - - 267 - - 267 - - 17 W* B/S - - - - - - 3 - - 3 - - 0 B/S BL Wind - - - - - - 18 - - 18 - - 8 BL Wind Direction - - - - - - 258 - - 281 - - 297 Direction Wind Shear - - - - - - 11 - - 7 - - 0 Wind Shear Max.Converg - - - - - - 28 - - 14 - - 5 Max.Converg CLOUDpotent - - - - - - 959 - - -12 - - -2182 CLOUDpotentl sfcLCL - - - - - - 3317 - - 4626 - - 3475 sfcLCL ODpotential - - - - - - -2984 - - -6038 - - -2548 ODpotential blCL - - - - - - 7260 - - 10652 - - 3841 blCL maxRH - - - - - - 100 - - 78 - - 93 maxRH CAPE - - - - - - 10 - - 0 - - 0 CAPE Temp@2m - - - - - - 64.0 - - 60.0 - - 49.1 Temp@2m DewPt@2m - - - - - - 53.8 - - 44.2 - - 38.6 DewPt@2m Temp@Bot - - - - - - 63.7 - - 59.7 - - 49.8 Temp@Bot DewPt@Bot - - - - - - 52.4 - - 42.9 - - 37.6 DewPt@bot Sfc.Heating - - - - - - 75 - - 69 - - -16 Sfc.Heating BL Depth - - - - - - 2839 - - 3177 - - 16 BL Depth EXPERIMENT - - - - - - 100 - - 10 - - 74 EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 5 - - 5 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] 96773 41 253 35 262 41 276 96773 89458 24 261 22 272 25 261 89458 83896 13 282 18 284 14 280 83896 79310 4 280 11 276 11 294 79310 75373 9 315 13 302 8 305 75373 71890 12 324 14 322 12 318 71890 68733 16 334 16 315 15 313 68733 65804 16 313 10 297 13 293 65804 63055 10 269 15 279 21 267 63055 60379 15 265 21 266 23 260 60379 57592 18 272 21 265 28 262 57592 54708 23 278 30 269 35 264 54708 51948 31 259 32 261 40 262 51948 49449 33 259 36 264 47 256 49449 47196 50 251 50 254 50 252 47196 45147 57 232 55 247 59 251 45147 43284 63 243 68 248 72 248 43284 41589 81 240 79 242 81 246 41589 40031 94 234 80 239 82 243 40031 38580 82 227 83 240 82 243 38580 37221 80 228 88 237 85 242 37221 35911 79 230 88 229 88 238 35911 34583 78 232 87 228 92 231 34583 33203 74 232 88 232 95 229 33203 31772 69 231 85 234 94 231 31772 30273 65 229 82 237 91 234 30273 28698 64 229 76 235 88 235 28698 27051 60 228 72 228 84 233 27051 25333 54 223 72 226 80 231 25333 23546 55 221 70 232 75 235 23546 21692 54 220 63 237 71 238 21692 19762 52 220 54 238 68 242 19762 17747 49 220 48 243 64 242 17747 15691 48 222 46 248 58 242 15691 13708 48 231 43 248 51 241 13708 11903 48 242 39 247 47 238 11903 10298 45 249 36 243 47 243 10298 8876 41 251 35 243 45 256 8876 7620 37 248 35 250 40 272 7620 6515 34 248 32 260 36 285 6515 5546 32 252 26 269 31 293 5546 4698 26*258 19*278 25 296 4698 3951 22*259 19*279 21 295 3951 3280 20 258 19 280 20 295 3280 2686 19 258 19 281 19 295 2686 2189 18 257 19 281 17 296 2189 1807 17 257 18 282 16 296 1807 1544 16 257 17 282 14 297 1544 1384 14 256 16 282 12*297 1384 1292 11 256 12 282 8*297 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