DrJack's BLIPSPOT for: THU 04/30 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 - - 1331z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 59.2 - - 57.8 - - 51.3 Temp@2m Sfc.Heating - - - - - - 158 - - 41 - - -32 Sfc.Heating BL Depth - - - - - - 6360 - - 6442 - - 16 BL Depth Hcrit - - - - - - 5620 - - 4699 - - 1275 Hcrit BL Top - - - - - - 7797 - - 7879 - - 1293 BL Top Hgt.Variab. - - - - - - 1163 - - 1142 - - 5055 Hgt.Variab. W* - - - - - - 422 - - 297 - - 19 W* B/S - - - - - - 5 - - 3 - - 0 B/S BL Wind - - - - - - 15 - - 20 - - 10 BL Wind Direction - - - - - - 285 - - 297 - - 316 Direction Wind Shear - - - - - - 6 - - 10 - - 0 Wind Shear Max.Converg - - - - - - 13 - - 13 - - 6 Max.Converg CLOUDpotent - - - - - - 1803 - - 1968 - - -2181 CLOUDpotentl sfcLCL - - - - - - 5994 - - 5912 - - 3474 sfcLCL ODpotential - - - - - - 604 - - 302 - - -3220 ODpotential blCL - - - - - - 7193 - - 7577 - - 4513 blCL maxRH - - - - - - 96 - - 91 - - 95 maxRH CAPE - - - - - - 40 - - 40 - - 40 CAPE Temp@2m - - - - - - 59.2 - - 57.8 - - 51.3 Temp@2m DewPt@2m - - - - - - 37.3 - - 36.3 - - 40.6 DewPt@2m Temp@Bot - - - - - - 58.3 - - 57.7 - - 52.2 Temp@Bot DewPt@Bot - - - - - - 36.0 - - 35.1 - - 39.8 DewPt@bot Sfc.Heating - - - - - - 158 - - 41 - - -32 Sfc.Heating BL Depth - - - - - - 6360 - - 6442 - - 16 BL Depth EXPERIMENT - - - - - - 84 - - 63 - - 80 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - 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] 97394 28 259 25 281 23 299 97394 90011 20 248 22 247 20 281 90011 84369 7 268 13 232 15 254 84369 79686 7 248 5 253 10 233 79686 75648 2 174 2 326 2 239 75648 72078 2 263 1 146 1 349 72078 68849 3 269 3 204 5 285 68849 65880 1 226 9 189 6 247 65880 63112 10 237 7 165 8 239 63112 60403 10 215 12 225 17 235 60403 57565 17 237 16 241 19 244 57565 54603 30 264 27 272 22 273 54603 51756 46 252 41 255 40 263 51756 49194 45 247 41 250 45 261 49194 46905 42 257 48 263 58 262 46905 44840 60 262 63 260 68 261 44840 42955 66 256 69 254 72 263 42955 41218 65 251 72 256 72 263 41218 39610 64 252 77 260 74 266 39610 38119 62 255 78 261 83 269 38119 36726 64 262 78 261 92 269 36726 35393 71 266 80 264 95 270 35393 34050 71 259 78 267 96 271 34050 32668 67 254 74 267 92 271 32668 31248 66 253 71 265 86 270 31248 29777 67 253 72 265 86 270 29777 28243 69 253 70 264 80 267 28243 26639 67 253 67 261 72 265 26639 24961 60 252 65 263 70 270 24961 23204 55 252 64 265 67 271 23204 21374 53 250 61 262 62 265 21374 19469 55 251 56 259 60 261 19469 17485 55 250 50 258 58 263 17485 15466 53 247 44 258 52 268 15466 13524 45 252 37 256 47 272 13524 11764 35 262 31 259 44 272 11764 10207 29 266 27 270 36 275 10207 8834 20*272 22*291 22 279 8834 7616 16*281 22*296 16 284 7616 6531 16 282 21 296 17 291 6531 5568 16 284 21 296 18 301 5568 4718 16 285 21 297 19 308 4718 3965 15 286 20 297 20 312 3965 3290 15 287 20 297 21 315 3290 2693 15 287 19 297 21 316 2693 2194 15 288 19 297 21 317 2194 1809 14 287 18 297 20 317 1809 1545 14 288 17 297 18 317 1545 1384 13 288 15 297 15*316 1384 1292 10 288 12 296 10*316 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