DrJack's BLIPSPOT for: MON 03/30 FrontRoyal_VA 709ft pt33650@38.996,-78.097,836ft BLIPSPOT sfc.temp. adjusted by -0.4 degF SPONSORED BY: Skyline Soaring Club 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 - - - - - - 62.9 - - 66.4 - - 65.4 Temp@2m Sfc.Heating - - - - - - 115 - - -5 - - -26 Sfc.Heating BL Depth - - - - - - 1631 - - 77 - - 77 BL Depth Hcrit - - - - - - 1269 - - 769 - - 769 Hcrit BL Top - - - - - - 2340 - - 786 - - 786 BL Top Hgt.Variab. - - - - - - 1667 - - 4855 - - 925 Hgt.Variab. W* - - - - - - 245 - - 39 - - 19 W* B/S - - - - - - 3 - - 1 - - 1 B/S BL Wind - - - - - - 15 - - 6 - - 5 BL Wind Direction - - - - - - 198 - - 201 - - 192 Direction Wind Shear - - - - - - 8 - - 0 - - 0 Wind Shear Max.Converg - - - - - - -3 - - -2 - - -2 Max.Converg CLOUDpotent - - - - - - -333 - - -2178 - - -2865 CLOUDpotentl sfcLCL - - - - - - 2673 - - 2965 - - 3651 sfcLCL ODpotential - - - - - - -2380 - - -2917 - - -5014 ODpotential blCL - - - - - - 4720 - - 3703 - - 5800 blCL maxRH - - - - - - 97 - - 95 - - 96 maxRH CAPE - - - - - - 0 - - 250 - - 50 CAPE Temp@2m - - - - - - 62.9 - - 66.4 - - 65.4 Temp@2m DewPt@2m - - - - - - 54.0 - - 56.3 - - 52.5 DewPt@2m Temp@Bot - - - - - - 61.8 - - 66.5 - - 67.1 Temp@Bot DewPt@Bot - - - - - - 52.7 - - 55.1 - - 51.7 DewPt@bot Sfc.Heating - - - - - - 115 - - -5 - - -26 Sfc.Heating BL Depth - - - - - - 1631 - - 77 - - 77 BL Depth EXPERIMENT - - - - - - 87 - - 79 - - 84 EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 10 - - 8 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] 96700 32 241 40 261 38 275 96700 89404 34 235 33 255 29 256 89404 83800 32 244 35 250 31 248 83800 79138 28 253 35 254 33 257 79138 75140 15 261 27 249 34 265 75140 71625 21 290 16 253 28 263 71625 68445 34 281 24 290 25 271 68445 65515 40 277 35 293 29 280 65515 62794 43 275 38 285 33 285 62794 60154 45 276 39 272 38 283 60154 57396 47 277 43 270 47 279 57396 54527 55 277 54 273 55 274 54527 51776 64 274 65 274 61 275 51776 49289 70 271 72 275 64 277 49289 47068 69 270 75 275 66 279 47068 45075 69 274 74 276 68 278 45075 43281 68 280 72 276 64 277 43281 41649 68 289 69 279 60 275 41649 40140 70 297 68 286 58 277 40140 38725 68 300 67 293 56 282 38725 37390 64 299 64 296 53 286 37390 36094 64 296 60 294 48 289 36094 34772 61 294 58 293 44 288 34772 33399 56 290 58 290 40 287 33399 31973 52 288 54 283 42 291 31973 30479 48 289 48 276 46 291 30479 28904 43 287 45 270 45 283 28904 27246 41 277 43 267 40 270 27246 25508 44 267 43 270 39 260 25508 23691 46 264 42 276 38 264 23691 21805 45 268 43 277 36 271 21805 19839 43 276 41 272 36 276 19839 17784 39 281 38 269 35 277 17784 15679 36 279 41 268 32 275 15679 13649 38 274 44 265 38 273 13649 11805 36 264 44 265 45 270 11805 10169 35 257 41 266 44 267 10169 8717 31 258 37 260 38 263 8717 7427 26 257 34 251 32 257 7427 6282 25 257 29 246 25 252 6282 5267 27 255 25 240 23 249 5267 4371 27 247 22 227 23 244 4371 3579 24 236 20 217 24 237 3579 2871 20*220 18 211 25 228 2871 2245 17*204 17 209 25 221 2245 1723 16 199 15 207 23 216 1723 1323 15 197 13 205 19 211 1323 1048 14 195 11 204 14 206 1048 881 13 195 9*202 11*202 881 786 9 194 6*201 5*192 786 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