DrJack's BLIPSPOT for: TUE 03/31 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 - - - - - - 68.4 - - 71.6 - - - Temp@2m Sfc.Heating - - - - - - 274 - - 147 - - - Sfc.Heating BL Depth - - - - - - 4063 - - 3724 - - - BL Depth Hcrit - - - - - - 5259 - - 4721 - - - Hcrit BL Top - - - - - - 6621 - - 6282 - - - BL Top Hgt.Variab. - - - - - - 2924 - - 4928 - - - Hgt.Variab. W* - - - - - - 432 - - 343 - - - W* B/S - - - - - - 4 - - 3 - - - B/S BL Wind - - - - - - 19 - - 19 - - - BL Wind Direction - - - - - - 233 - - 236 - - - Direction Wind Shear - - - - - - 9 - - 10 - - - Wind Shear Max.Converg - - - - - - -9 - - -9 - - - Max.Converg CLOUDpotent - - - - - - 332 - - -1003 - - - CLOUDpotentl sfcLCL - - - - - - 6290 - - 7286 - - - sfcLCL ODpotential - - - - - - -599 - - -2159 - - - ODpotential blCL - - - - - - 7220 - - 8441 - - - blCL maxRH - - - - - - 80 - - 65 - - - maxRH CAPE - - - - - - 220 - - 330 - - - CAPE Temp@2m - - - - - - 68.4 - - 71.6 - - - Temp@2m DewPt@2m - - - - - - 50.6 - - 49.5 - - - DewPt@2m Temp@Bot - - - - - - 66.6 - - 70.4 - - - Temp@Bot DewPt@Bot - - - - - - 49.9 - - 48.9 - - - DewPt@bot Sfc.Heating - - - - - - 274 - - 147 - - - Sfc.Heating BL Depth - - - - - - 4063 - - 3724 - - - BL Depth EXPERIMENT - - - - - - 18 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 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] 96726 45 246 41 260 96726 89410 47 260 48 253 89410 83811 39 260 39 245 83811 79175 29 262 30 244 79175 75177 26 258 31 257 75177 71655 25 258 31 259 71655 68490 21 260 22 257 68490 65586 13 264 18 279 65586 62889 16 278 24 272 62889 60277 22 274 31 265 60277 57550 36 272 38 262 57550 54708 47 269 41 267 54708 51974 52 273 50 270 51974 49508 55 273 57 269 49508 47310 58 267 60 270 47310 45342 48 264 51 263 45342 43574 35 261 40 253 43574 41958 31 258 37 248 41958 40450 33 259 36 241 40450 39029 36 263 31 242 39029 37686 37 263 28 248 37686 36388 34 259 28 260 36388 35069 33 263 29 261 35069 33704 34 270 30 261 33704 32299 35 274 32 266 32299 30839 34 271 35 272 30839 29314 33 266 37 272 29314 27723 32 265 36 268 27723 26066 33 274 36 273 26066 24346 32 284 33 285 24346 22571 33 288 32 293 22571 20733 35 285 31 295 20733 18826 38 282 33 293 18826 16880 32 279 32 292 16880 15003 30 273 29 288 15003 13291 29 258 28 274 13291 11772 28 247 23 252 11772 10424 24 241 24 239 10424 9219 21 235 23 237 9219 8140 21 233 23 236 8140 7177 20*233 22 236 7177 6320 20*233 21*236 6320 5559 20 233 21*236 5559 4872 20 233 20 236 4872 4261 19 233 20 236 4261 3748 19 234 19 236 3748 3353 18 234 18 236 3353 3079 16 234 17 236 3079 2912 14 234 15 236 2912 2817 11 234 11 236 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