DrJack's BLIPSPOT for: SUN 07/26 Atkins_VA 2558ft pt29724@36.958,-81.342,2720ft SPONSORED BY: Randy Newberry BLIPSPOT sfc.temp. adjusted by -0.5 degF 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 - - - - - - 75.3 - - 77.1 - - - Temp@2m Sfc.Heating - - - - - - 162 - - 94 - - - Sfc.Heating BL Depth - - - - - - 260 - - 259 - - - BL Depth Hcrit - - - - - - 2801 - - 2801 - - - Hcrit BL Top - - - - - - 2818 - - 2817 - - - BL Top Hgt.Variab. - - - - - - 4683 - - 5290 - - - Hgt.Variab. W* - - - - - - 149 - - 126 - - - W* B/S - - - - - - 9 - - 4 - - - B/S BL Wind - - - - - - 3 - - 6 - - - BL Wind Direction - - - - - - 274 - - 273 - - - Direction Wind Shear - - - - - - 0 - - 0 - - - Wind Shear Max.Converg - - - - - - 0 - - -1 - - - Max.Converg CLOUDpotent - - - - - - -1509 - - -1814 - - - CLOUDpotentl sfcLCL - - - - - - 4327 - - 4631 - - - sfcLCL ODpotential - - - - - - -2088 - - -2590 - - - ODpotential blCL - - - - - - 4906 - - 5407 - - - blCL maxRH - - - - - - 93 - - 89 - - - maxRH CAPE - - - - - - 1180 - - 1470 - - - CAPE Temp@2m - - - - - - 75.3 - - 77.1 - - - Temp@2m DewPt@2m - - - - - - 65.4 - - 65.9 - - - DewPt@2m Temp@Bot - - - - - - 73.6 - - 75.9 - - - Temp@Bot DewPt@Bot - - - - - - 64.4 - - 64.9 - - - DewPt@bot Sfc.Heating - - - - - - 162 - - 94 - - - Sfc.Heating BL Depth - - - - - - 260 - - 259 - - - BL Depth EXPERIMENT - - - - - - 74 - - 55 - - - EXPERIMENT EXPERIMENT2 - - - - - - 15 - - 15 - - - 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] 99279 43 086 30 078 99279 91761 35 081 31 087 91761 85981 28 079 32 087 85981 81205 24 087 30 087 81205 77101 25 084 29 089 77101 73476 20 079 27 078 73476 70190 16 072 19 068 70190 67173 16 084 14 069 67173 64378 15 073 10 051 64378 61687 11 079 10 005 61687 58896 16 047 5 024 58896 56004 32 350 24 352 56004 53261 46 321 38 334 53261 50807 48 304 47 324 50807 48609 40 307 43 314 48609 46600 44 334 44 330 46600 44752 64 344 66 336 44752 43051 71 340 71 324 43051 41474 82 337 65 313 41474 39992 87 332 58 322 39992 38592 88 330 64 338 38592 37247 87 331 72 338 37247 35884 84 337 74 338 35884 34474 82 342 69 335 34474 33018 63 341 66 328 33018 31502 42 331 68 329 31502 29916 39 314 59 332 29916 28268 45 311 50 321 28268 26560 45 315 53 314 26560 24797 39 313 54 316 24797 22975 38 305 50 319 22975 21085 35 306 46 320 21085 19122 28 310 40 328 19122 17127 24 311 35 330 17127 15209 22 308 30 323 15209 13473 20 315 25 319 13473 11934 16 323 21 328 11934 10563 15 329 17 338 10563 9335 13 330 11 338 9335 8236 12 326 8 321 8236 7256 11 323 8 310 7256 6385 10 322 9 295 6385 5611 7 313 9 287 5611 4912 6 304 10 282 4912 4289 5 291 10 280 4289 3767 4 286 9 278 3767 3363 4 281 9 277 3363 3085 4 277 9 275 3085 2915 4*276 8 275 2915 2817 3*274 6*273 2817 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