DrJack's BLIPSPOT for: THU 04/16 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 = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 73.4 - - 73.9 - - 68.6 Temp@2m Sfc.Heating - - - - - - 381 - - 201 - - -31 Sfc.Heating BL Depth - - - - - - 4289 - - 4675 - - 259 BL Depth Hcrit - - - - - - 5556 - - 5590 - - 2801 Hcrit BL Top - - - - - - 6847 - - 7233 - - 2817 BL Top Hgt.Variab. - - - - - - 1299 - - 2041 - - 5106 Hgt.Variab. W* - - - - - - 490 - - 410 - - 26 W* B/S - - - - - - 5 - - 3 - - 1 B/S BL Wind - - - - - - 19 - - 22 - - 5 BL Wind Direction - - - - - - 236 - - 248 - - 238 Direction Wind Shear - - - - - - 9 - - 11 - - 0 Wind Shear Max.Converg - - - - - - -8 - - -11 - - 0 Max.Converg CLOUDpotent - - - - - - -866 - - -402 - - -3793 CLOUDpotentl sfcLCL - - - - - - 7714 - - 7635 - - 6610 sfcLCL ODpotential - - - - - - -5851 - - -4322 - - -5872 ODpotential blCL - - - - - - 12698 - - 11555 - - 8689 blCL maxRH - - - - - - 61 - - 71 - - 81 maxRH CAPE - - - - - - 0 - - 0 - - 10 CAPE Temp@2m - - - - - - 73.4 - - 73.9 - - 68.6 Temp@2m DewPt@2m - - - - - - 49.2 - - 50.0 - - 49.4 DewPt@2m Temp@Bot - - - - - - 71.1 - - 72.3 - - 69.9 Temp@Bot DewPt@Bot - - - - - - 48.4 - - 49.4 - - 49.1 DewPt@bot Sfc.Heating - - - - - - 381 - - 201 - - -31 Sfc.Heating BL Depth - - - - - - 4289 - - 4675 - - 259 BL Depth EXPERIMENT - - - - - - 0 - - 0 - - 25 EXPERIMENT EXPERIMENT2 - - - - - - 7 - - 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] 97119 40 232 35 243 30 252 97119 89846 31 226 33 246 29 264 89846 84323 18 219 30 239 26 254 84323 79751 11 223 20 231 19 238 79751 75793 8 232 10 235 12 255 75793 72283 5 247 11 233 14 257 72283 69108 6 311 7 231 10 254 69108 66179 18 286 9 280 17 285 66179 63452 29 264 19 255 21 271 63452 60818 34 255 27 243 26 257 60818 58074 36 249 34 253 34 262 58074 55219 44 255 50 248 48 249 55219 52484 49 253 56 253 56 252 52484 50016 52 250 63 251 68 251 50016 47807 60 248 64 250 68 251 47807 45801 69 253 71 255 71 254 45801 43960 81 256 81 256 79 252 43960 42264 85 255 88 254 85 248 42264 40697 86 254 92 252 89 245 40697 39240 83 252 90 249 91 242 39240 37877 76 247 84 244 90 240 37877 36564 70 241 78 238 87 238 36564 35235 71 232 74 234 83 236 35235 33862 66 229 71 233 79 235 33862 32449 61 231 70 235 78 235 32449 30978 61 235 69 237 76 235 30978 29441 53 233 68 240 77 238 29441 27837 47 229 64 241 70 239 27837 26170 47 225 55 237 59 239 26170 24444 46 224 50 235 56 234 24444 22657 47 228 49 236 55 230 22657 20806 47 231 49 237 51 232 20806 18884 45 235 46 238 43 236 18884 16929 41 236 39 241 38 241 16929 15044 38 236 34 242 38 244 15044 13327 36 235 32 243 36 256 13327 11801 35 232 30 247 31 266 11801 10445 35 229 28 251 27 275 10445 9236 33 226 26 248 25 277 9236 8154 28 227 23*247 24 270 8154 7188 20*232 23*248 23 263 7188 6331 20*233 23 248 23 257 6331 5567 20 234 23 248 23 253 5567 4878 20 236 23 248 22 249 4878 4265 20 237 22 248 22 247 4265 3751 19 237 22 248 20 244 3751 3353 18 238 21 249 17 243 3353 3079 17 238 19 249 13 241 3079 2913 15 238 17 248 10 240 2913 2817 11 238 12 248 5*238 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