DrJack's BLIPSPOT for: THU 08/20 MtDiablo 713ft pt33457@37.708,-121.962 SPONSORED BY: Bay Area Paragliding Association - BAPA NOTE: Sfc.elevation based on smoothed model topo so represents plain around Mt Diablo, not the peak RUC - Last Analysis,Validation Time = 15Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0959z - - - - - 1601z Update Time FCST PERIOD - - - - - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - - - - 70.1 - - - - - 61.1 Temp@2m Sfc.Heating - - - - - - 392 - - - - - 8 Sfc.Heating BL Depth - - - - - - 995 - - - - - 417 BL Depth Hcrit - - - - - - 1215 - - - - - 713 Hcrit BL Top - - - - - - 1708 - - - - - 1130 BL Top Hgt.Variab. - - - - - - 252 - - - - - 422 Hgt.Variab. W* - - - - - - 296 - - - - - 60 W* B/S - - - - - - 5 - - - - - 1 B/S BL Wind - - - - - - 11 - - - - - 10 BL Wind Direction - - - - - - 270 - - - - - 272 Direction Wind Shear - - - - - - 3 - - - - - 5 Wind Shear Max.Converg - - - - - - 5 - - - - - 4 Max.Converg CLOUDpotent - - - - - - -1666 - - - - - -220 CLOUDpotentl sfcLCL - - - - - - 3374 - - - - - 1350 sfcLCL ODpotential - - - - - - -11017 - - - - - -11440 ODpotential blCL - - - - - - 12725 - - - - - 12570 blCL maxRH - - - - - - 78 - - - - - 93 maxRH CAPE - - - - - - 0 - - - - - 0 CAPE Temp@2m - - - - - - 70.1 - - - - - 61.1 Temp@2m DewPt@2m - - - - - - 57.9 - - - - - 57.6 DewPt@2m Temp@Bot - - - - - - 67.8 - - - - - 61.0 Temp@Bot DewPt@Bot - - - - - - 57.6 - - - - - 57.5 DewPt@bot Sfc.Heating - - - - - - 392 - - - - - 8 Sfc.Heating BL Depth - - - - - - 995 - - - - - 417 BL Depth EXPERIMENT - - - - - - 14 - - - - - 72 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - - - - 10 EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z [ft] ------------------------------------------------------------------------------------------- [ft] 99209 21 085 20 100 99209 91746 21 109 19 113 91746 85989 22 126 18 126 85989 81197 18 129 20 104 81197 77067 15 138 12 085 77067 73435 15 128 17 101 73435 70147 12 140 18 089 70147 67124 15 148 12 058 67124 64340 13 119 8 142 64340 61666 13 116 13 155 61666 58873 17 180 13 193 58873 55979 31 189 26 220 55979 53244 31 194 37 208 53244 50792 34 216 38 204 50792 48597 47 226 43 214 48597 46613 54 220 53 215 46613 44804 57 215 61 215 44804 43137 60 213 63 219 43137 41580 60 216 60 221 41580 40111 58 221 59 222 40111 38717 54 224 58 218 38717 37363 52 225 58 215 37363 35981 51 223 58 216 35981 34544 51 220 57 216 34544 33053 52 221 54 216 33053 31493 51 222 50 214 31493 29853 48 221 45 211 29853 28133 44 219 43 208 28133 26330 40 216 43 206 26330 24447 37 211 42 205 24447 22485 37 209 39 202 22485 20438 35 211 36 200 20438 18301 30 212 31 204 18301 16120 24 213 25 203 16120 14015 21 210 22 205 14015 12099 19 208 19 210 12099 10395 17 206 15 214 10395 8880 15 209 12 213 8880 7534 12 212 11 212 7534 6340 11 213 10 214 6340 5284 10 217 10 219 5284 4357 10 229 9 228 4357 3540 10 240 9 237 3540 2814 11 250 10 242 2814 2179 12*263 12 270 2179 1656 12*269 14 277 1656 1259 12 270 13*275 1259 988 11 271 12*273 988 823 11 270 10 272 823 729 9 270 7 271 729 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 21Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography