DrJack's BLIPSPOT for: WED 05/13 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 - - - - - - 62.6 - - 57.1 - - - Temp@2m Sfc.Heating - - - - - - 49 - - 40 - - - Sfc.Heating BL Depth - - - - - - 258 - - 258 - - - BL Depth Hcrit - - - - - - 2800 - - 2800 - - - Hcrit BL Top - - - - - - 2816 - - 2816 - - - BL Top Hgt.Variab. - - - - - - 6321 - - 2161 - - - Hgt.Variab. W* - - - - - - 103 - - 93 - - - W* B/S - - - - - - 2 - - 2 - - - B/S BL Wind - - - - - - 9 - - 8 - - - BL Wind Direction - - - - - - 244 - - 246 - - - Direction Wind Shear - - - - - - 0 - - 0 - - - Wind Shear Max.Converg - - - - - - 0 - - -1 - - - Max.Converg CLOUDpotent - - - - - - -2694 - - 0 - - - CLOUDpotentl sfcLCL - - - - - - 5510 - - 2816 - - - sfcLCL ODpotential - - - - - - -3475 - - -584 - - - ODpotential blCL - - - - - - 6291 - - 3400 - - - blCL maxRH - - - - - - 100 - - 100 - - - maxRH CAPE - - - - - - 80 - - 270 - - - CAPE Temp@2m - - - - - - 62.6 - - 57.1 - - - Temp@2m DewPt@2m - - - - - - 48.1 - - 54.5 - - - DewPt@2m Temp@Bot - - - - - - 62.0 - - 56.3 - - - Temp@Bot DewPt@Bot - - - - - - 47.1 - - 54.1 - - - DewPt@bot Sfc.Heating - - - - - - 49 - - 40 - - - Sfc.Heating BL Depth - - - - - - 258 - - 258 - - - BL Depth EXPERIMENT - - - - - - 100 - - 100 - - - EXPERIMENT EXPERIMENT2 - - - - - - 8 - - 10 - - - 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] 98002 3 161 3 330 98002 90584 3 226 4 272 90584 84874 4 101 6 241 84874 80123 4 260 5 223 80123 76027 7 228 3 258 76027 72402 6 249 4 322 72402 69110 11 262 8 277 69110 66086 7 269 10 235 66086 63296 9 269 10 274 63296 60595 15 275 13 278 60595 57775 23 277 19 259 57775 54843 31 262 25 268 54843 52027 43 275 39 283 52027 49495 60 267 56 272 49495 47245 56 258 56 260 47245 45219 47 259 47 260 45219 43368 50 267 51 265 43368 41662 62 268 57 266 41662 40082 70 261 67 268 40082 38616 72 255 79 268 38616 37255 71 252 86 264 37255 35954 70 255 88 262 35954 34645 70 260 88 261 34645 33295 68 262 86 262 33295 31905 65 260 84 264 31905 30458 63 258 81 265 30458 28948 60 258 75 265 28948 27375 58 259 68 261 27375 25739 55 260 63 258 25739 24041 51 258 59 256 24041 22282 48 255 56 255 22282 20457 49 254 54 254 20457 18562 51 249 49 253 18562 16638 43 247 38 248 16638 14789 37 257 32 239 14789 13107 37 270 31 243 13107 11610 35 266 33 256 11610 10279 25 254 35 268 10279 9093 21 247 34 276 9093 8034 20 246 31 278 8034 7087 19 246 29 272 7087 6246 19 246 28 264 6246 5498 18 245 27 257 5498 4824 18 244 25 254 4824 4227 17 245 22 253 4227 3725 17 245 19 251 3725 3339 16 244 16 250 3339 3072 15 244 14 248 3072 2909 12 244 11 248 2909 2816 9*244 8*246 2816 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