DrJack's BLIPSPOT for: WED 07/29 Truckee 7208ft pt35874@39.407,-120.306 SPONSORED BY: Harry Fox 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 - - - 72.8 - - 74.2 - - - - - 63.1 Temp@2m Sfc.Heating - - - 319 - - 452 - - - - - -25 Sfc.Heating BL Depth - - - 3198 - - 4470 - - - - - 16 BL Depth Hcrit - - - 9338 - - 10443 - - - - - 7208 Hcrit BL Top - - - 10406 - - 11679 - - - - - 7224 BL Top Hgt.Variab. - - - 2929 - - 2260 - - - - - 1777 Hgt.Variab. W* - - - 434 - - 545 - - - - - 11 W* B/S - - - 9 - - 7 - - - - - 0 B/S BL Wind - - - 9 - - 13 - - - - - 5 BL Wind Direction - - - 232 - - 250 - - - - - 263 Direction Wind Shear - - - 4 - - 3 - - - - - 0 Wind Shear Max.Converg - - - -13 - - -31 - - - - - -10 Max.Converg CLOUDpotent - - - -9096 - - -6420 - - - - - -5046 CLOUDpotentl sfcLCL - - - 19503 - - 18100 - - - - - 12271 sfcLCL ODpotential - - - -14551 - - -11881 - - - - - -10674 ODpotential blCL - - - 24957 - - 23560 - - - - - 17898 blCL maxRH - - - 20 - - 20 - - - - - 33 maxRH CAPE - - - 0 - - 0 - - - - - 0 CAPE Temp@2m - - - 72.8 - - 74.2 - - - - - 63.1 Temp@2m DewPt@2m - - - 12.1 - - 19.7 - - - - - 34.7 DewPt@2m Temp@Bot - - - 70.6 - - 71.8 - - - - - 64.4 Temp@Bot DewPt@Bot - - - 11.0 - - 18.6 - - - - - 34.4 DewPt@bot Sfc.Heating - - - 319 - - 452 - - - - - -25 Sfc.Heating BL Depth - - - 3198 - - 4470 - - - - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - - - - 0 EXPERIMENT EXPERIMENT2 - - - 2 - - 2 - - - - - 5 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] 99492 39 119 31 119 36 101 99492 91994 36 122 31 119 30 097 91994 86204 30 112 29 109 20 113 86204 81392 28 114 22 112 23 118 81392 77243 25 112 18 114 22 093 77243 73584 19 104 27 126 15 093 73584 70288 17 099 27 116 12 102 70288 67277 6 094 12 114 16 122 67277 64490 6 142 7 162 7 083 64490 61801 1 223 8 210 3 309 61801 59007 6 175 10 226 10 244 59007 56125 21 241 25 237 28 246 56125 53394 24 223 23 234 26 226 53394 50926 35 257 32 264 31 275 50926 48701 52 249 50 259 54 268 48701 46671 54 235 49 246 59 263 46671 44794 46 236 47 249 53 264 44794 43056 45 244 52 253 52 275 43056 41444 47 246 52 253 55 279 41444 39942 49 244 48 254 52 276 39942 38542 48 243 44 255 51 276 38542 37209 47 245 38 258 50 278 37209 35883 46 248 33 263 49 280 35883 34540 43 251 30 264 44 275 34540 33182 38 254 27 262 35 268 33182 31797 31 257 24 260 30 269 31797 30372 27 257 22 255 31 271 30372 28907 25 255 23 254 31 276 28907 27406 24 254 24 255 29 280 27406 25876 21 258 24 252 24 274 25876 24322 17 259 21 247 20 265 24322 22740 14 264 15 239 18 259 22740 21122 12 270 13 242 18 247 21122 19496 11 267 11 243 17 237 19496 17941 10 256 11 242 14 232 17941 16526 9 243 11 240 12 220 16526 15259 9 230 10 233 13 206 15259 14117 12 215 9 224 14 201 14117 13083 15 204 11 220 13 202 13083 12143 15 198 11*232 12 212 12143 11290 13 199 12*241 12 225 11290 10520 11*206 13 247 12 235 10520 9824 9*220 14 250 13 246 9824 9187 9 230 14 251 14 258 9187 8613 9 233 15 253 16 264 8613 8126 9 234 15 253 16 265 8126 7746 9 235 14 253 15 265 7746 7481 8 235 13 253 13 265 7481 7318 8 235 12 253 10 264 7318 7224 6 234 9 253 5*263 7224 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