DrJack's BLIPSPOT for: SUN 09/20 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society 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 - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 86.1 - - 86.5 - - 79.7 Temp@2m Sfc.Heating - - - - - - 251 - - 70 - - -14 Sfc.Heating BL Depth - - - - - - 4032 - - 3807 - - 20 BL Depth Hcrit - - - - - - 2695 - - 1720 - - 84 Hcrit BL Top - - - - - - 4112 - - 3887 - - 100 BL Top Hgt.Variab. - - - - - - 1431 - - 1957 - - 2496 Hgt.Variab. W* - - - - - - 410 - - 267 - - 9 W* B/S - - - - - - 12 - - 6 - - 0 B/S BL Wind - - - - - - 6 - - 8 - - 4 BL Wind Direction - - - - - - 210 - - 235 - - 195 Direction Wind Shear - - - - - - 1 - - 3 - - 0 Wind Shear Max.Converg - - - - - - -1 - - -3 - - 0 Max.Converg CLOUDpotent - - - - - - -1240 - - -1437 - - -4000 CLOUDpotentl sfcLCL - - - - - - 5352 - - 5324 - - 4100 sfcLCL ODpotential - - - - - - -3297 - - -3313 - - -7716 ODpotential blCL - - - - - - 7409 - - 7200 - - 7816 blCL maxRH - - - - - - 88 - - 87 - - 51 maxRH CAPE - - - - - - 0 - - 90 - - 10 CAPE Temp@2m - - - - - - 86.1 - - 86.5 - - 79.7 Temp@2m DewPt@2m - - - - - - 63.0 - - 63.4 - - 62.2 DewPt@2m Temp@Bot - - - - - - 84.6 - - 86.0 - - 81.6 Temp@Bot DewPt@Bot - - - - - - 62.3 - - 63.0 - - 61.9 DewPt@bot Sfc.Heating - - - - - - 251 - - 70 - - -14 Sfc.Heating BL Depth - - - - - - 4032 - - 3807 - - 20 BL Depth EXPERIMENT - - - - - - 51 - - 50 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 12 - - 12 - - 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] 98295 9 193 11 273 6 267 98295 90875 11 079 5 153 3 211 90875 85164 11 070 5 103 4 021 85164 80446 4 062 2 076 6 008 80446 76391 3 232 1 157 3 005 76391 72810 5 207 4 253 3 268 72810 69573 5 230 11 281 6 283 69573 66612 5 251 13 279 10 290 66612 63872 4 266 11 243 15 290 63872 61215 8 301 8 227 13 262 61215 58458 16 289 8 265 12 209 58458 55637 18 260 14 279 9 207 55637 52974 18 230 20 271 12 269 52974 50585 17 215 22 243 19 252 50585 48441 15 213 20 223 18 240 48441 46494 12 223 17 220 16 240 46494 44704 12 238 14 225 16 239 44704 43037 14 226 14 223 16 230 43037 41472 13 219 13 222 16 224 41472 39996 11 219 12 221 15 229 39996 38598 11 221 11 221 15 234 38598 37241 11 221 11 227 15 237 37241 35852 13 217 13 236 15 242 35852 34402 16 221 16 252 15 252 34402 32892 16 220 18 250 16 262 32892 31309 12 215 19 238 16 257 31309 29641 7 245 18 223 16 245 29641 27887 11 267 13 220 16 238 27887 26046 12 267 12 234 16 241 26046 24122 11 259 13 241 17 251 24122 22122 13 244 15 245 17 253 22122 20038 17 233 18 256 17 256 20038 17869 19 237 19 261 16 254 17869 15658 16 253 14 269 12 253 15658 13529 15 264 14 278 11 278 13529 11594 14 266 16 280 14 287 11594 9876 14 272 16 282 16 290 9876 8353 13 289 14 284 13 295 8353 6999 12 296 13 285 12 305 6999 5799 11 282 11 274 12 298 5799 4740 7*240 10*252 10 265 4740 3809 6*211 8*231 10 233 3809 2989 6 210 8 231 11 216 2989 2256 6 209 8 234 11 209 2256 1608 6 209 8 235 11 208 1608 1069 6 209 7 237 11 210 1069 655 6 210 7 239 10 210 655 371 6 210 7 240 9 208 371 198 5 210 6 241 7 204 198 100 5 211 5 242 4*195 100 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