DrJack's BLIPSPOT for: FRI 07/17 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 - - - - - - 83.5 - - 85.1 - - - Temp@2m Sfc.Heating - - - - - - 175 - - 93 - - - Sfc.Heating BL Depth - - - - - - 260 - - 260 - - - BL Depth Hcrit - - - - - - 2801 - - 2802 - - - Hcrit BL Top - - - - - - 2818 - - 2818 - - - BL Top Hgt.Variab. - - - - - - 6496 - - 8063 - - - Hgt.Variab. W* - - - - - - 155 - - 128 - - - W* B/S - - - - - - 14 - - 14 - - - B/S BL Wind - - - - - - 2 - - 2 - - - BL Wind Direction - - - - - - 234 - - 258 - - - Direction Wind Shear - - - - - - 0 - - 0 - - - Wind Shear Max.Converg - - - - - - 1 - - 0 - - - Max.Converg CLOUDpotent - - - - - - -4613 - - -4410 - - - CLOUDpotentl sfcLCL - - - - - - 7432 - - 7229 - - - sfcLCL ODpotential - - - - - - -6098 - - -5412 - - - ODpotential blCL - - - - - - 8916 - - 8230 - - - blCL maxRH - - - - - - 61 - - 76 - - - maxRH CAPE - - - - - - 290 - - 1090 - - - CAPE Temp@2m - - - - - - 83.5 - - 85.1 - - - Temp@2m DewPt@2m - - - - - - 60.5 - - 62.9 - - - DewPt@2m Temp@Bot - - - - - - 81.7 - - 83.8 - - - Temp@Bot DewPt@Bot - - - - - - 59.3 - - 61.7 - - - DewPt@bot Sfc.Heating - - - - - - 175 - - 93 - - - Sfc.Heating BL Depth - - - - - - 260 - - 260 - - - BL Depth EXPERIMENT - - - - - - 0 - - 5 - - - EXPERIMENT EXPERIMENT2 - - - - - - 12 - - 13 - - - 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] 99409 43 093 34 086 99409 91895 35 088 35 085 91895 86106 33 076 33 085 86106 81303 26 069 24 082 81303 77174 21 084 16 087 77174 73532 18 090 12 088 73532 70240 13 087 11 077 70240 67216 11 076 10 078 67216 64419 8 066 10 037 64419 61729 9 051 5 016 61729 58939 7 037 5 010 58939 56071 11 350 7 336 56071 53371 11 347 7 330 53371 50959 15 351 10 349 50959 48794 11 332 11 319 48794 46831 11 319 14 318 46831 45035 13 331 22 329 45035 43367 19 340 28 319 43367 41799 19 313 29 307 41799 40320 21 307 29 309 40320 38921 22 306 26 312 38921 37571 23 311 18 318 37571 36202 21 304 14 310 36202 34783 19 290 15 285 34783 33318 17 285 18 275 33318 31797 12 265 15 270 31797 30211 6 215 8 266 30211 28561 8 192 2 256 28561 26842 9 200 3 200 26842 25058 11 203 5 198 25058 23211 12 204 7 205 23211 21297 8 219 10 213 21297 19313 6 247 12 227 19313 17300 7 272 9 236 17300 15367 5 267 3 235 15367 13613 1 247 3 202 13613 12054 1 103 5 187 12054 10663 1 290 5 192 10663 9420 2 278 4 195 9420 8308 1 273 2 199 8308 7315 1 257 2 204 7315 6432 1 248 1 220 6432 5647 1 243 1 238 5647 4939 1 242 1 250 4939 4308 2 237 2 258 4308 3779 2 238 2 258 3779 3371 2 237 2 260 3371 3089 2 236 2 258 3089 2917 2*236 2*262 2917 2818 2*234 2*258 2818 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