DrJack's BLIPSPOT for: WED 04/29 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 - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 67.8 - - 69.6 - - 67.4 - - 62.4 Temp@2m Sfc.Heating - - - 105 - - 10 - - 107 - - -9 Sfc.Heating BL Depth - - - 1476 - - 1887 - - 2268 - - 16 BL Depth Hcrit - - - 1277 - - 1277 - - 2361 - - 1276 Hcrit BL Top - - - 2913 - - 3324 - - 3705 - - 1294 BL Top Hgt.Variab. - - - 1588 - - 3764 - - 1796 - - 1748 Hgt.Variab. W* - - - 225 - - 134 - - 260 - - 9 W* B/S - - - 6 - - 2 - - 3 - - 0 B/S BL Wind - - - 7 - - 11 - - 15 - - 4 BL Wind Direction - - - 195 - - 176 - - 182 - - 197 Direction Wind Shear - - - 3 - - 4 - - 9 - - 0 Wind Shear Max.Converg - - - 7 - - 13 - - -5 - - -1 Max.Converg CLOUDpotent - - - -765 - - -877 - - 558 - - -50 CLOUDpotentl sfcLCL - - - 3678 - - 4201 - - 3147 - - 1344 sfcLCL ODpotential - - - -2643 - - -1996 - - -68 - - -1667 ODpotential blCL - - - 5556 - - 5320 - - 3773 - - 2961 blCL maxRH - - - 100 - - 100 - - 97 - - 95 maxRH CAPE - - - 290 - - 280 - - 440 - - 990 CAPE Temp@2m - - - 67.8 - - 69.6 - - 67.4 - - 62.4 Temp@2m DewPt@2m - - - 55.9 - - 55.4 - - 57.7 - - 60.4 DewPt@2m Temp@Bot - - - 67.1 - - 69.7 - - 66.8 - - 63.3 Temp@Bot DewPt@Bot - - - 55.0 - - 54.6 - - 57.2 - - 60.2 DewPt@bot Sfc.Heating - - - 105 - - 10 - - 107 - - -9 Sfc.Heating BL Depth - - - 1476 - - 1887 - - 2268 - - 16 BL Depth EXPERIMENT - - - 99 - - 101 - - 90 - - 81 EXPERIMENT EXPERIMENT2 - - - 9 - - 9 - - 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] 97558 20 263 22 262 31 265 37 290 97558 90135 19 261 20 251 21 269 25 282 90135 84471 8 236 12 246 18 262 20 281 84471 79780 5 297 7 305 5 241 8 275 79780 75742 5 310 5 287 1 018 3 272 75742 72174 1 357 1 302 5 351 3 278 72174 68952 4 330 4 308 8 328 4 345 68952 65993 9 315 3 273 9 307 7 352 65993 63243 9 303 4 257 11 259 12 288 63243 60566 9 309 8 262 11 243 13 249 60566 57761 13 286 18 240 18 268 15 272 57761 54817 22 262 32 273 37 281 28 270 54817 51973 52 262 65 253 63 249 49 271 51973 49420 61 243 57 243 56 249 69 260 49420 47155 41 246 43 261 56 261 69 252 47155 45113 38 262 60 264 64 265 66 255 45113 43254 69 267 63 248 75 256 69 262 43254 41549 79 262 66 248 79 251 75 261 41549 39976 82 261 77 254 81 252 76 259 39976 38515 84 257 86 253 88 252 77 261 38515 37147 83 254 87 247 91 248 82 261 37147 35831 83 255 85 247 91 247 85 261 35831 34502 84 257 84 250 90 248 88 259 34502 33131 84 258 86 253 90 248 90 259 33131 31718 83 259 85 254 90 251 92 261 31718 30243 80 261 83 256 89 257 90 262 30243 28694 73 265 77 259 85 264 83 267 28694 27074 59 262 65 260 73 265 80 273 27074 25379 52 254 56 258 58 262 73 274 25379 23612 52 258 49 259 54 261 63 268 23612 21778 51 266 41 257 50 261 56 263 21778 19871 43 270 39 259 47 260 49 263 19871 17883 40 256 38 261 44 258 47 269 17883 15850 37 251 37 257 44 259 44 267 15850 13886 26 238 32 238 42 256 40 257 13886 12097 25 227 29 216 36 255 35 260 12097 10505 16 236 30 207 31 254 31 269 10505 9090 12 261 27 203 26 262 31 275 9090 7829 8 258 21 208 20 256 30 280 7829 6708 7 244 15 211 18 221 30 284 6708 5714 5 226 11 205 21 207 28 282 5714 4834 6 220 11 194 20 203 27 278 4834 4056 8 212 11 188 20*199 26 275 4056 3357 10*205 11*181 18*191 24 270 3357 2739 8*200 11*180 17 185 22 263 2739 2223 8 195 11 177 16 180 17 250 2223 1827 7 194 11 176 15 177 13 238 1827 1554 7 192 10 175 14 176 10 225 1554 1388 6 194 9 174 13 175 7*214 1388 1293 5 195 7 175 10 175 4*197 1293 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