DrJack's BLIPSPOT for: FRI 03/13 Garner_VA 80ft pt30347@-76.630,36.871,32ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Tidewater Soaring Society 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 - - - - - - 48.5 - - 51.8 - - - Temp@2m Sfc.Heating - - - - - - 172 - - 15 - - - Sfc.Heating BL Depth - - - - - - 3022 - - 2860 - - - BL Depth Hcrit - - - - - - 1812 - - 82 - - - Hcrit BL Top - - - - - - 3102 - - 2940 - - - BL Top Hgt.Variab. - - - - - - 846 - - 1165 - - - Hgt.Variab. W* - - - - - - 337 - - 178 - - - W* B/S - - - - - - 3 - - 1 - - - B/S BL Wind - - - - - - 19 - - 25 - - - BL Wind Direction - - - - - - 174 - - 192 - - - Direction Wind Shear - - - - - - 9 - - 19 - - - Wind Shear Max.Converg - - - - - - -1 - - 5 - - - Max.Converg CLOUDpotent - - - - - - -622 - - -693 - - - CLOUDpotentl sfcLCL - - - - - - 3724 - - 3633 - - - sfcLCL ODpotential - - - - - - -10782 - - -9751 - - - ODpotential blCL - - - - - - 13884 - - 12691 - - - blCL maxRH - - - - - - 65 - - 64 - - - maxRH CAPE - - - - - - 0 - - 0 - - - CAPE Temp@2m - - - - - - 48.5 - - 51.8 - - - Temp@2m DewPt@2m - - - - - - 32.7 - - 36.4 - - - DewPt@2m Temp@Bot - - - - - - 47.8 - - 52.0 - - - Temp@Bot DewPt@Bot - - - - - - 31.5 - - 35.2 - - - DewPt@bot Sfc.Heating - - - - - - 172 - - 15 - - - Sfc.Heating BL Depth - - - - - - 3022 - - 2860 - - - BL Depth EXPERIMENT - - - - - - 0 - - 0 - - - EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 4 - - - 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] 96219 30 254 22 242 96219 89042 20 248 20 243 89042 83522 22 249 19 239 83522 78933 19 233 25 235 78933 74981 22 225 26 214 74981 71481 28 226 18 251 71481 68293 31 223 35 243 68293 65348 29 228 34 237 65348 62607 33 241 39 250 62607 59943 42 250 47 248 59943 57160 55 251 53 248 57160 54263 56 242 62 249 54263 51479 60 244 76 248 51479 48978 83 246 85 247 48978 46752 91 247 84 246 46752 44743 94 254 83 259 44743 42918 103 260 98 263 42918 41243 110 257 112 260 41243 39692 105 253 113 254 39692 38250 93 253 100 251 38250 36904 88 264 92 259 36904 35612 100 276 92 261 35612 34294 105 276 96 256 34294 32917 101 271 99 255 32917 31482 97 268 96 257 31482 29976 94 266 91 259 29976 28388 90 265 88 258 28388 26714 86 263 85 257 26714 24954 83 264 82 256 24954 23110 81 270 77 258 23110 21186 80 272 73 261 21186 19174 75 271 71 265 19174 17075 66 270 66 265 17075 14936 49 266 61 257 14936 12878 44 255 59 258 12878 11003 44 247 57 253 11003 9338 45 246 51 246 9338 7864 40 243 47 247 7864 6563 38 234 44 244 6563 5421 37 214 43 231 5421 4423 30 197 39 211 4423 3553 21*176 32*194 3553 2788 20*175 31*193 2788 2105 20 174 29 192 2105 1503 19 174 27 192 1503 1000 19 174 25 191 1000 615 18 174 22 191 615 350 17 174 20 191 350 190 15 174 17 191 190 98 12 174 12 191 98 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