DrJack's BLIPSPOT for: SUN 12/21 Williams 105ft pt35866@39.135,-122.099 SPONSORED BY: Milt Hare 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 - - - 59.5 - - 61.2 - - - - - 56.4 Temp@2m Sfc.Heating - - - -45 - - -20 - - - - - -37 Sfc.Heating BL Depth - - - 16 - - 16 - - - - - 16 BL Depth Hcrit - - - 105 - - 106 - - - - - 105 Hcrit BL Top - - - 122 - - 122 - - - - - 122 BL Top Hgt.Variab. - - - 2166 - - 3195 - - - - - 1796 Hgt.Variab. W* - - - 14 - - 20 - - - - - 12 W* B/S - - - 0 - - 0 - - - - - 0 B/S BL Wind - - - 16 - - 14 - - - - - 13 BL Wind Direction - - - 180 - - 190 - - - - - 180 Direction Wind Shear - - - 0 - - 0 - - - - - 0 Wind Shear Max.Converg - - - -2 - - -3 - - - - - -2 Max.Converg CLOUDpotent - - - -387 - - -722 - - - - - -306 CLOUDpotentl sfcLCL - - - 509 - - 844 - - - - - 428 sfcLCL ODpotential - - - -1219 - - -1283 - - - - - -1285 ODpotential blCL - - - 1341 - - 1405 - - - - - 1407 blCL maxRH - - - 97 - - 92 - - - - - 95 maxRH CAPE - - - 20 - - 30 - - - - - 20 CAPE Temp@2m - - - 59.5 - - 61.2 - - - - - 56.4 Temp@2m DewPt@2m - - - 57.6 - - 57.8 - - - - - 54.9 DewPt@2m Temp@Bot - - - 60.5 - - 61.7 - - - - - 57.5 Temp@Bot DewPt@Bot - - - 57.4 - - 57.2 - - - - - 54.7 DewPt@bot Sfc.Heating - - - -45 - - -20 - - - - - -37 Sfc.Heating BL Depth - - - 16 - - 16 - - - - - 16 BL Depth EXPERIMENT - - - 87 - - 67 - - - - - 80 EXPERIMENT EXPERIMENT2 - - - 10 - - 10 - - - - - 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] 96239 7 359 10 345 16 332 96239 89166 16 356 13 342 16 322 89166 83667 13 003 5 338 13 322 83667 79083 14 327 17 306 15 322 79083 75152 9 321 15 300 9 345 75152 71668 17 325 18 298 16 331 71668 68499 29 277 24 271 21 278 68499 65596 24 262 25 246 22 246 65596 62890 15 257 22 233 21 239 62890 60232 20 248 28 243 33 242 60232 57448 41 250 39 253 48 244 57448 54562 53 257 51 254 60 251 54562 51791 71 261 65 254 73 249 51791 49289 85 257 78 255 79 251 49289 47053 90 252 86 253 85 251 47053 45032 84 251 92 250 86 249 45032 43182 86 256 93 249 87 251 43182 41479 96 257 91 250 93 252 41479 39909 98 254 98 250 101 252 39909 38460 94 250 103 247 108 250 38460 37114 89 249 96 242 113 245 37114 35818 86 251 94 243 106 244 35818 34491 83 252 91 244 104 245 34491 33105 81 254 88 245 102 245 33105 31662 79 254 89 248 101 247 31662 30147 78 252 89 250 97 248 30147 28551 80 250 88 250 85 248 28551 26877 80 251 82 248 75 247 26877 25120 77 253 72 242 76 250 25120 23277 72 255 67 240 78 248 23277 21354 67 257 68 245 80 248 21354 19350 63 259 69 250 76 249 19350 17257 61 261 67 252 70 249 17257 15118 59 259 62 256 65 250 15118 13053 60 253 56 261 59 254 13053 11179 62 249 49 261 46 254 11179 9516 57 244 45 254 39 250 9516 8041 49 236 45 245 41 251 8041 6732 47 229 44 237 41 252 6732 5575 48 222 43 232 44 248 5575 4555 49 220 44 226 46 238 4555 3659 48 219 43 222 45 228 3659 2872 46 216 40 220 42 220 2872 2171 42 211 37 217 39 213 2171 1555 37 203 33 211 34 206 1555 1041 33 195 28 204 30 197 1041 648 29 189 25 198 26 191 648 379 25 185 22 195 22 185 379 215 21*182 19 192 19*182 215 122 16*180 14*190 13*180 122 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