DrJack's BLIPSPOT for: TUE 05/05 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 = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - 0653z - - 0702z - - 1001z - - 1555z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - 76.0 - - 81.1 - - 81.3 - - 73.3 Temp@2m Sfc.Heating - - - 218 - - 302 - - 104 - - -62 Sfc.Heating BL Depth - - - 4008 - - 8102 - - 7674 - - 77 BL Depth Hcrit - - - 3258 - - 6605 - - 5570 - - 769 Hcrit BL Top - - - 4717 - - 8811 - - 8383 - - 786 BL Top Hgt.Variab. - - - 2808 - - 2001 - - 2795 - - 3268 Hgt.Variab. W* - - - 395 - - 556 - - 392 - - 23 W* B/S - - - 4 - - 4 - - 3 - - 1 B/S BL Wind - - - 16 - - 24 - - 24 - - 8 BL Wind Direction - - - 230 - - 214 - - 208 - - 176 Direction Wind Shear - - - 10 - - 16 - - 15 - - 0 Wind Shear Max.Converg - - - -2 - - -6 - - -4 - - -3 Max.Converg CLOUDpotent - - - -2924 - - -779 - - -2307 - - -7610 CLOUDpotentl sfcLCL - - - 7642 - - 9590 - - 10690 - - 8396 sfcLCL ODpotential - - - -5177 - - -3442 - - -5248 - - -10641 ODpotential blCL - - - 9894 - - 12253 - - 13631 - - 11427 blCL maxRH - - - 65 - - 62 - - 69 - - 60 maxRH CAPE - - - 40 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 76.0 - - 81.1 - - 81.3 - - 73.3 Temp@2m DewPt@2m - - - 45.1 - - 41.4 - - 36.8 - - 39.5 DewPt@2m Temp@Bot - - - 74.4 - - 79.3 - - 80.4 - - 75.5 Temp@Bot DewPt@Bot - - - 44.0 - - 40.2 - - 35.6 - - 38.8 DewPt@bot Sfc.Heating - - - 218 - - 302 - - 104 - - -62 Sfc.Heating BL Depth - - - 4008 - - 8102 - - 7674 - - 77 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 6 - - 5 - - 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] 98017 5 117 7 217 14 284 4 320 98017 90618 4 231 11 222 13 240 13 262 90618 84904 11 231 14 220 16 236 19 242 84904 80144 10 235 13 213 16 235 13 246 80144 76019 13 238 13 228 12 244 16 241 76019 72361 10 224 9 220 12 248 11 228 72361 69027 11 214 11 220 18 250 12 233 69027 65954 7 213 11 222 25 241 19 259 65954 63120 12 234 23 249 26 246 27 247 63120 60388 20 250 28 241 25 214 31 253 60388 57543 24 249 21 243 24 256 31 246 57543 54587 32 259 37 269 33 277 37 273 54587 51776 44 259 52 267 53 269 55 271 51776 49278 48 259 51 262 54 265 54 266 49278 47071 42 263 43 261 47 272 44 283 47071 45088 33 267 38 265 57 286 70 287 45088 43285 32 277 39 275 73 285 80 286 43285 41628 39 282 47 280 73 281 84 286 41628 40086 41 279 51 279 67 282 85 289 40086 38639 37 272 48 277 64 289 82 290 38639 37276 30 273 49 291 59 290 73 290 37276 35960 29 279 62 298 59 287 58 288 35960 34628 34 284 61 298 58 284 41 277 34628 33250 37 286 51 295 52 280 38 265 33250 31822 35 287 43 285 40 274 42 263 31822 30326 35 286 39 271 38 266 37 258 30326 28753 35 288 36 264 40 257 37 255 28753 27101 28 293 34 271 40 240 41 255 27101 25370 29 290 32 271 39 232 47 254 25370 23562 35 278 25 259 35 229 48 246 23562 21684 39 272 23 252 34 230 46 231 21684 19732 38 263 30 263 32 235 41 223 19732 17698 39 249 39 257 32 246 36 228 17698 15622 38 230 43 244 34 254 32 236 15622 13618 36 221 42 231 34 251 33 244 13618 11795 38 221 43 228 34 242 32 243 11795 10178 41 220 38*227 29 227 26 238 10178 8739 40 219 29*221 27*215 25 235 8739 7454 36 222 26 217 27*213 25 227 7454 6309 30 229 26 216 26 212 27 219 6309 5292 22*235 25 214 26 210 30 210 5292 4394 20*235 25 212 25 208 32 204 4394 3600 19 234 24 211 25 207 33 201 3600 2889 17 230 24 210 24 206 33 198 2889 2259 16 228 23 209 23 205 31 195 2259 1733 15 227 22 209 22 205 28 191 1733 1329 14 226 21 208 21 204 24 186 1329 1051 13 226 20 208 20 204 18 182 1051 882 12 225 18 207 17 204 14*179 882 786 9 225 13 207 12 203 8*176 786 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