DrJack's BLIPSPOT for: THU 04/02 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 - - - - - - 74.0 - - 76.2 - - 70.7 Temp@2m Sfc.Heating - - - - - - 99 - - 1 - - -27 Sfc.Heating BL Depth - - - - - - 2400 - - 3297 - - 16 BL Depth Hcrit - - - - - - 2471 - - 1278 - - 1277 Hcrit BL Top - - - - - - 3837 - - 4734 - - 1295 BL Top Hgt.Variab. - - - - - - 1786 - - 3447 - - 868 Hgt.Variab. W* - - - - - - 267 - - 164 - - 9 W* B/S - - - - - - 5 - - 2 - - 0 B/S BL Wind - - - - - - 9 - - 14 - - 6 BL Wind Direction - - - - - - 166 - - 172 - - 135 Direction Wind Shear - - - - - - 5 - - 7 - - 0 Wind Shear Max.Converg - - - - - - 9 - - 13 - - -4 Max.Converg CLOUDpotent - - - - - - -51 - - 126 - - -1807 CLOUDpotentl sfcLCL - - - - - - 3888 - - 4608 - - 3102 sfcLCL ODpotential - - - - - - -1938 - - -1402 - - -3775 ODpotential blCL - - - - - - 5775 - - 6136 - - 5070 blCL maxRH - - - - - - 96 - - 88 - - 82 maxRH CAPE - - - - - - 770 - - 760 - - 810 CAPE Temp@2m - - - - - - 74.0 - - 76.2 - - 70.7 Temp@2m DewPt@2m - - - - - - 61.4 - - 60.6 - - 61.6 DewPt@2m Temp@Bot - - - - - - 73.3 - - 76.3 - - 72.5 Temp@Bot DewPt@Bot - - - - - - 60.2 - - 59.2 - - 61.4 DewPt@bot Sfc.Heating - - - - - - 99 - - 1 - - -27 Sfc.Heating BL Depth - - - - - - 2400 - - 3297 - - 16 BL Depth EXPERIMENT - - - - - - 85 - - 51 - - 29 EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 10 - - 12 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] 96812 34 230 36 247 39 261 96812 89588 29 249 34 249 33 261 89588 84015 23 250 25 255 23 260 84015 79398 19 257 18 276 16 274 79398 75442 17 266 16 285 15 296 75442 71956 16 282 16 287 16 291 71956 68786 17 284 12 300 11 283 68786 65840 19 286 14 297 14 307 65840 63084 22 280 19 278 20 291 63084 60410 18 267 21 271 22 281 60410 57633 19 257 24 271 26 280 57633 54775 23 261 28 271 25 282 54775 52073 29 271 27 281 23 284 52073 49679 26 268 32 279 28 280 49679 47580 16 268 23 260 19 261 47580 45694 14 319 14 245 3 294 45694 43959 41 336 25 338 26 334 43959 42349 40 333 33 337 30 327 42349 40841 30 334 26 330 20 335 40841 39417 23 350 17 320 10 346 39417 38065 15 011 5 358 11 316 38065 36750 8 025 7 109 7 272 36750 35408 3 008 6 160 9 173 35408 34009 3 000 8 185 16 171 34009 32557 2 238 11 215 13 199 32557 31040 8 221 15 220 13 232 31040 29443 11 222 18 215 15 231 29443 27765 14 220 15 214 17 220 27765 26008 15 220 15 219 20 214 26008 24175 20 213 22 220 22 215 24175 22274 24 212 27 216 27 209 22274 20298 23 220 25 218 25 207 20298 18243 23 229 21 224 21 213 18243 16154 24 232 22 228 22 216 16154 14148 28 230 24 224 22 216 14148 12326 30 225 25 221 19 219 12326 10707 26 222 25 229 21 216 10707 9264 22 220 24 225 24 210 9264 7978 22 217 22 211 25 199 7978 6832 21 218 19 205 26 189 6832 5814 19 218 17 197 26 183 5814 4916 16 213 16*185 26 180 4916 4120 12*196 15*176 26 177 4120 3405 10*176 15 174 25 175 3405 2773 10 167 15 171 23 173 2773 2245 9 164 14 170 21 167 2245 1839 9 162 14 169 17 158 1839 1560 8 161 13 168 13 147 1560 1390 7 160 11 168 10*140 1390 1294 6 160 9 168 6*135 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