DrJack's BLIPSPOT for: TUE 03/03 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 - - - 0653z - - 0955z - - 1000z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 37.6 - - 50.9 - - 52.4 - - 46.0 Temp@2m Sfc.Heating - - - 92 - - 111 - - 21 - - -15 Sfc.Heating BL Depth - - - 590 - - 75 - - 75 - - 75 BL Depth Hcrit - - - 767 - - 768 - - 768 - - 768 Hcrit BL Top - - - 1299 - - 784 - - 784 - - 784 BL Top Hgt.Variab. - - - 479 - - 1921 - - 1571 - - 497 Hgt.Variab. W* - - - 155 - - 84 - - 50 - - 0 W* B/S - - - 2 - - 2 - - 1 - - 0 B/S BL Wind - - - 13 - - 9 - - 7 - - 6 BL Wind Direction - - - 161 - - 177 - - 171 - - 152 Direction Wind Shear - - - 7 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - -7 - - -3 - - -3 - - -3 Max.Converg CLOUDpotent - - - -108 - - -1351 - - -1431 - - -19 CLOUDpotentl sfcLCL - - - 1407 - - 2135 - - 2215 - - 803 sfcLCL ODpotential - - - -8571 - - -6015 - - -5615 - - -5457 ODpotential blCL - - - 9870 - - 6799 - - 6399 - - 6241 blCL maxRH - - - 95 - - 89 - - 99 - - 100 maxRH CAPE - - - 0 - - 0 - - 10 - - 10 CAPE Temp@2m - - - 37.6 - - 50.9 - - 52.4 - - 46.0 Temp@2m DewPt@2m - - - 34.8 - - 44.6 - - 45.7 - - 45.5 DewPt@2m Temp@Bot - - - 36.8 - - 49.9 - - 52.1 - - 46.4 Temp@Bot DewPt@Bot - - - 34.2 - - 43.8 - - 45.1 - - 45.5 DewPt@bot Sfc.Heating - - - 92 - - 111 - - 21 - - -15 Sfc.Heating BL Depth - - - 590 - - 75 - - 75 - - 75 BL Depth EXPERIMENT - - - 81 - - 58 - - 97 - - 100 EXPERIMENT EXPERIMENT2 - - - 4 - - 6 - - 7 - - 7 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] 96343 17 204 24 217 24 238 19 243 96343 89194 13 207 19 202 26 213 24 229 89194 83667 21 223 20 224 22 220 24 226 83667 79046 21 233 28 201 31 224 26 253 79046 75064 22 250 20 243 23 245 24 258 75064 71543 16 251 23 257 24 245 30 269 71543 68359 25 283 25 263 22 267 32 265 68359 65422 38 283 36 280 32 276 30 270 65422 62681 43 271 43 279 42 284 41 275 62681 60032 43 273 51 276 50 281 45 272 60032 57281 46 270 59 271 51 276 54 277 57281 54438 50 274 59 269 57 275 66 277 54438 51724 54 279 59 273 71 277 72 270 51724 49269 62 282 67 274 78 273 72 265 49269 47057 71 277 74 272 79 270 73 267 47057 45046 73 271 78 272 77 269 74 270 45046 43211 74 274 77 270 76 268 76 277 43211 41539 78 278 76 273 76 271 82 278 41539 40016 81 279 78 278 80 275 88 273 40016 38606 82 277 82 277 85 277 90 272 38606 37274 78 278 81 275 86 274 91 272 37274 35975 76 281 77 276 87 272 90 272 35975 34647 74 282 71 276 83 273 84 270 34647 33266 72 277 72 274 76 274 75 270 33266 31837 73 274 76 272 75 274 69 270 31837 30344 66 277 73 271 74 273 64 270 30344 28771 59 278 66 273 69 270 60 264 28771 27115 53 280 65 279 66 270 55 260 27115 25378 46 276 66 281 65 270 53 265 25378 23562 42 262 55 277 62 270 54 268 23562 21669 39 261 46 273 60 269 51 275 21669 19694 33 259 42 268 54 266 38 286 19694 17634 31 253 39 263 43 256 39 276 17634 15532 35 248 34 256 40 249 44 270 15532 13506 33 242 34 245 42 252 43 265 13506 11667 27 248 35 242 40 249 40 255 11667 10035 31 260 31 246 34 243 39 246 10035 8590 31 259 27 248 29 236 39 239 8590 7310 25 251 25 244 28 237 37 235 7310 6175 20 253 23 241 27 243 34 230 6175 5170 19 246 25 235 27 243 29 231 5170 4284 23 224 30 223 27 238 28 232 4284 3501 28 211 31 215 27 229 27 231 3501 2804 26 201 27 210 24 221 25 226 2804 2192 23 186 19 198 19 208 23 213 2192 1685 21*176 16 186 15 189 21 198 1685 1299 15*163 15 182 14 181 17 178 1299 1035 14 161 13 179 12 176 13 161 1035 875 12 159 12 178 10 173 10*156 875 784 9 158 9*177 7*171 6*152 784 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