DrJack's BLIPSPOT for: FRI 04/24 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 = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0659z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 85.7 - - 78.0 - - - Temp@2m Sfc.Heating - - - - - - 272 - - 49 - - - Sfc.Heating BL Depth - - - - - - 10899 - - 1277 - - - BL Depth Hcrit - - - - - - 8127 - - 83 - - - Hcrit BL Top - - - - - - 10979 - - 1357 - - - BL Top Hgt.Variab. - - - - - - 2668 - - 2201 - - - Hgt.Variab. W* - - - - - - 586 - - 166 - - - W* B/S - - - - - - 8 - - 2 - - - B/S BL Wind - - - - - - 13 - - 17 - - - BL Wind Direction - - - - - - 302 - - 055 - - - Direction Wind Shear - - - - - - 13 - - 8 - - - Wind Shear Max.Converg - - - - - - 3 - - -3 - - - Max.Converg CLOUDpotent - - - - - - 2083 - - -4561 - - - CLOUDpotentl sfcLCL - - - - - - 8896 - - 5918 - - - sfcLCL ODpotential - - - - - - 1099 - - -6263 - - - ODpotential blCL - - - - - - 9880 - - 7620 - - - blCL maxRH - - - - - - 85 - - 100 - - - maxRH CAPE - - - - - - 250 - - 270 - - - CAPE Temp@2m - - - - - - 85.7 - - 78.0 - - - Temp@2m DewPt@2m - - - - - - 46.6 - - 52.5 - - - DewPt@2m Temp@Bot - - - - - - 84.2 - - 77.7 - - - Temp@Bot DewPt@Bot - - - - - - 45.7 - - 52.1 - - - DewPt@bot Sfc.Heating - - - - - - 272 - - 49 - - - Sfc.Heating BL Depth - - - - - - 10899 - - 1277 - - - BL Depth EXPERIMENT - - - - - - 40 - - 101 - - - EXPERIMENT EXPERIMENT2 - - - - - - 6 - - 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] 97606 31 263 36 256 97606 90215 27 248 28 253 90215 84497 28 243 21 253 84497 79742 23 241 23 239 79742 75643 11 233 21 223 75643 72008 6 255 12 223 72008 68715 6 217 9 241 68715 65697 4 238 6 270 65697 62903 5 316 9 313 62903 60200 8 283 17 307 60200 57390 15 293 21 297 57390 54486 20 299 21 295 54486 51718 26 291 26 293 51718 49226 28 283 30 285 49226 47010 33 285 34 286 47010 45041 38 291 36 285 45041 43275 44 295 32 285 43275 41658 46 297 31 301 41658 40150 46 293 34 307 40150 38729 42 289 33 306 38729 37380 38 287 32 304 37380 36066 37 291 32 301 36066 34724 36 297 31 300 34724 33323 37 302 28 301 33323 31865 39 300 28 299 31865 30335 43 294 31 291 30335 28721 45 291 34 289 28721 27026 42 290 33 289 27026 25250 38 290 31 289 25250 23395 32 289 26 290 23395 21463 27 281 24 291 21463 19448 25 270 26 290 19448 17349 21 275 27 287 17349 15223 23 283 25 273 15223 13185 24 285 22 259 13185 11329 20*287 21 257 11329 9673 18*289 18 257 9673 8195 17 291 15 261 8195 6877 14 296 11 271 6877 5705 13 300 8 292 5705 4665 12 305 6 329 4665 3749 12 309 7 004 3749 2940 11 312 10 026 2940 2218 11 315 14 042 2218 1581 10 318 18*052 1581 1051 10 320 18*054 1051 646 9 321 18 055 646 366 9 321 17 056 366 197 8 322 15 056 197 100 7 322 11 057 100 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