DrJack's BLIPSPOT for: THU 04/09 MtDiablo 712ft 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 - - - 0659z - - 1001z - - - - - 1601z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 12 hr FCST PERIOD Temp@2m - - - 62.5 - - 65.2 - - - - - 57.4 Temp@2m Sfc.Heating - - - 170 - - 274 - - - - - 3 Sfc.Heating BL Depth - - - 1667 - - 2028 - - - - - 747 BL Depth Hcrit - - - 1446 - - 1878 - - - - - 712 Hcrit BL Top - - - 2380 - - 2741 - - - - - 1460 BL Top Hgt.Variab. - - - 807 - - 1369 - - - - - 959 Hgt.Variab. W* - - - 270 - - 338 - - - - - 57 W* B/S - - - 6 - - 7 - - - - - 1 B/S BL Wind - - - 8 - - 9 - - - - - 9 BL Wind Direction - - - 245 - - 274 - - - - - 283 Direction Wind Shear - - - 3 - - 3 - - - - - 4 Wind Shear Max.Converg - - - 4 - - -8 - - - - - 3 Max.Converg CLOUDpotent - - - 369 - - 75 - - - - - 221 CLOUDpotentl sfcLCL - - - 2012 - - 2666 - - - - - 1239 sfcLCL ODpotential - - - 266 - - -1005 - - - - - -103 ODpotential blCL - - - 2114 - - 3746 - - - - - 1563 blCL maxRH - - - 98 - - 91 - - - - - 98 maxRH CAPE - - - 120 - - 210 - - - - - 0 CAPE Temp@2m - - - 62.5 - - 65.2 - - - - - 57.4 Temp@2m DewPt@2m - - - 56.1 - - 55.9 - - - - - 54.4 DewPt@2m Temp@Bot - - - 61.2 - - 63.6 - - - - - 57.5 Temp@Bot DewPt@Bot - - - 55.4 - - 54.9 - - - - - 54.3 DewPt@bot Sfc.Heating - - - 170 - - 274 - - - - - 3 Sfc.Heating BL Depth - - - 1667 - - 2028 - - - - - 747 BL Depth EXPERIMENT - - - 90 - - 63 - - - - - 92 EXPERIMENT EXPERIMENT2 - - - 9 - - 9 - - - - - 9 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] 97006 42 286 39 273 39 267 97006 89655 29 268 27 274 35 288 89655 84046 20 273 25 273 28 290 84046 79468 17 307 23 269 26 290 79468 75547 24 303 17 284 20 292 75547 72054 26 297 18 289 16 296 72054 68858 22 294 23 278 20 297 68858 65887 15 292 21 273 20 293 65887 63106 15 292 19 277 20 285 63106 60403 21 284 21 269 19 278 60403 57575 23 273 23 264 19 270 57575 54626 21 263 22 262 21 256 54626 51803 19 261 22 254 20 250 51803 49264 20 259 23 251 19 254 49264 46995 22 250 25 249 19 250 46995 44939 22 251 26 243 24 244 44939 43059 26 250 27 237 28 238 43059 41333 34 243 30 235 31 236 41333 39742 38 234 34 237 36 230 39742 38270 41 233 41 235 42 220 38270 36901 46 230 49 231 48 216 36901 35592 49 224 53 225 52 215 35592 34273 49 223 52 223 55 212 34273 32908 48 226 51 224 56 208 32908 31495 47 228 50 224 54 208 31495 30015 44 228 46 225 50 211 30015 28457 43 228 43 225 47 215 28457 26822 43 230 43 225 44 218 26822 25108 43 231 43 228 41 219 25108 23317 42 229 42 229 38 218 23317 21453 39 226 39 225 35 215 21453 19510 34 223 37 220 34 213 19510 17484 30 222 33 217 32 207 17484 15417 25 215 28 211 28 197 15417 13424 24 205 27 199 24 192 13424 11609 25 203 26 198 21 190 11609 9995 24 205 25 199 23 187 9995 8559 21 206 23 201 24 190 8559 7280 19 205 21 202 22 197 7280 6143 16 205 19 205 19 205 6143 5137 15 210 16 210 15 213 5137 4250 13 218 14 218 13 225 4250 3468 13 224 12 230 12 237 3468 2770 11*234 10*249 10 250 2770 2156 9*243 9*267 10 271 2156 1646 8 245 9 273 10*281 1646 1255 8 246 9 275 10*283 1255 986 7 246 8 277 9 283 986 823 7 246 8 278 8 283 823 729 6 247 7 277 6 284 729 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