DrJack's BLIPSPOT for: THU 08/27 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 - - - - - - - - - 0959z - - - Update Time FCST PERIOD - - - - - - - - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - - - - 88.9 - - - Temp@2m Sfc.Heating - - - - - - - - - 68 - - - Sfc.Heating BL Depth - - - - - - - - - 5812 - - - BL Depth Hcrit - - - - - - - - - 3156 - - - Hcrit BL Top - - - - - - - - - 5892 - - - BL Top Hgt.Variab. - - - - - - - - - 2243 - - - Hgt.Variab. W* - - - - - - - - - 309 - - - W* B/S - - - - - - - - - 5 - - - B/S BL Wind - - - - - - - - - 12 - - - BL Wind Direction - - - - - - - - - 192 - - - Direction Wind Shear - - - - - - - - - 4 - - - Wind Shear Max.Converg - - - - - - - - - 5 - - - Max.Converg CLOUDpotent - - - - - - - - - 120 - - - CLOUDpotentl sfcLCL - - - - - - - - - 5773 - - - sfcLCL ODpotential - - - - - - - - - -661 - - - ODpotential blCL - - - - - - - - - 6553 - - - blCL maxRH - - - - - - - - - 93 - - - maxRH CAPE - - - - - - - - - 530 - - - CAPE Temp@2m - - - - - - - - - 88.9 - - - Temp@2m DewPt@2m - - - - - - - - - 63.9 - - - DewPt@2m Temp@Bot - - - - - - - - - 88.6 - - - Temp@Bot DewPt@Bot - - - - - - - - - 63.3 - - - DewPt@bot Sfc.Heating - - - - - - - - - 68 - - - Sfc.Heating BL Depth - - - - - - - - - 5812 - - - BL Depth EXPERIMENT - - - - - - - - - 72 - - - EXPERIMENT EXPERIMENT2 - - - - - - - - - 12 - - - 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] 98978 19 084 98978 91545 24 086 91545 85815 23 081 85815 81049 20 080 81049 76942 11 088 76942 73317 8 086 73317 70042 6 085 70042 67033 10 132 67033 64230 5 113 64230 61521 6 234 61521 58714 12 247 58714 55818 19 239 55818 53070 22 254 53070 50609 31 255 50609 48414 45 250 48414 46431 59 241 46431 44624 64 227 44624 42953 51 223 42953 41388 54 247 41388 39916 62 248 39916 38523 57 240 38523 37166 58 234 37166 35777 55 226 35777 34328 52 219 34328 32821 51 221 32821 31242 49 229 31242 29576 48 232 29576 27826 46 234 27826 25992 42 232 25992 24076 37 231 24076 22083 29 238 22083 20004 25 242 20004 17838 22 246 17838 15637 19 252 15637 13519 16 251 13519 11593 11 250 11593 9883 8 240 9883 8366 9 229 8366 7020 11*209 7020 5825 11*200 5825 4766 12 197 4766 3833 12 195 3833 3008 12 192 3008 2271 12 191 2271 1620 12 189 1620 1076 12 188 1076 660 11 187 660 374 11 187 374 200 10 187 200 101 8 187 101 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