DrJack's BLIPSPOT for: WED 03/25 Truckee 7207ft 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 - - 1331z - - 1600z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 49.5 - - 52.4 - - 50.8 - - 41.3 Temp@2m Sfc.Heating - - - 48 - - 113 - - 42 - - -28 Sfc.Heating BL Depth - - - 910 - - 2028 - - 1958 - - 16 BL Depth Hcrit - - - 7207 - - 8175 - - 7207 - - 7206 Hcrit BL Top - - - 8117 - - 9235 - - 9165 - - 7223 BL Top Hgt.Variab. - - - 916 - - 1127 - - 1303 - - 1088 Hgt.Variab. W* - - - 171 - - 284 - - 208 - - 13 W* B/S - - - 2 - - 3 - - 2 - - 0 B/S BL Wind - - - 16 - - 18 - - 18 - - 5 BL Wind Direction - - - 240 - - 246 - - 258 - - 243 Direction Wind Shear - - - 12 - - 12 - - 14 - - 0 Wind Shear Max.Converg - - - -42 - - -39 - - -39 - - -10 Max.Converg CLOUDpotent - - - -2549 - - -1306 - - 679 - - 0 CLOUDpotentl sfcLCL - - - 10667 - - 10541 - - 8487 - - 7223 sfcLCL ODpotential - - - -10198 - - -8615 - - -5260 - - -6987 ODpotential blCL - - - 18315 - - 17850 - - 14425 - - 14210 blCL maxRH - - - 81 - - 74 - - 86 - - 90 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 49.5 - - 52.4 - - 50.8 - - 41.3 Temp@2m DewPt@2m - - - 28.2 - - 31.4 - - 38.5 - - 35.6 DewPt@2m Temp@Bot - - - 49.2 - - 51.7 - - 50.6 - - 43.3 Temp@Bot DewPt@Bot - - - 27.0 - - 30.3 - - 37.4 - - 34.8 DewPt@bot Sfc.Heating - - - 48 - - 113 - - 42 - - -28 Sfc.Heating BL Depth - - - 910 - - 2028 - - 1958 - - 16 BL Depth EXPERIMENT - - - 23 - - 0 - - 45 - - 60 EXPERIMENT EXPERIMENT2 - - - 3 - - 4 - - 6 - - 6 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] 96119 38 283 33 290 29 287 33 284 96119 89016 26 285 26 289 25 285 25 290 89016 83577 12 279 16 301 18 300 19 294 83577 79086 11 276 21 288 23 286 21 300 79086 75225 14 271 28 267 22 287 20 317 75225 71786 8 315 16 256 24 278 17 317 71786 68651 13 299 19 258 27 267 22 283 68651 65786 19 283 22 255 24 252 28 264 65786 63153 22 292 16 248 16 247 21 241 63153 60595 29 276 22 256 20 253 15 233 60595 57896 41 255 38 260 36 258 28 254 57896 55080 49 248 53 252 52 250 48 255 55080 52389 54 254 59 248 59 250 60 257 52389 49956 58 255 61 250 60 253 63 256 49956 47756 60 253 63 251 62 253 63 255 47756 45748 60 251 64 247 63 249 63 254 45748 43909 58 252 59 246 60 245 60 250 43909 42222 54 252 54 250 56 248 57 252 42222 40670 48 256 50 255 51 252 56 254 40670 39235 46 256 50 257 47 253 51 255 39235 37893 46 254 48 254 46 253 49 258 37893 36606 47 252 47 251 47 255 50 256 36606 35315 48 247 50 250 48 257 49 256 35315 33997 49 244 52 247 47 258 47 257 33997 32658 49 242 52 245 46 257 47 259 32658 31288 50 242 51 245 47 254 47 259 31288 29880 52 242 51 244 48 248 46 256 29880 28434 53 241 51 243 48 244 45 251 28434 26955 54 241 51 244 49 243 45 250 26955 25446 53 244 50 247 49 246 44 253 25446 23911 52 248 50 250 49 251 43 256 23911 22346 50 248 50 251 50 253 43 256 22346 20749 48 246 49 250 50 253 46 256 20749 19148 46 246 48 251 50 253 48 259 19148 17622 45 247 47 253 48 256 48 263 17622 16236 44 248 46 256 46 259 45 266 16236 14998 43 250 44 258 44 261 42 268 14998 13885 42 251 42 258 41 263 38 270 13885 12879 40 252 39 258 39 264 35 271 12879 11968 37 252 36 257 35 265 33 271 11968 11143 34 251 32 256 32 265 30 270 11143 10400 31 251 29 256 29 265 28 269 10400 9729 29 250 25*254 25*262 26 267 9729 9115 27 248 21*248 22*260 24 265 9115 8561 25*245 20 246 20 258 21 260 8561 8091 21*242 19 245 19 258 19 255 8091 7725 17 240 18 245 18 257 17 253 7725 7469 15 239 16 244 16 257 14 250 7469 7313 13 239 14 244 14 256 11*247 7313 7223 8 239 9 244 8 256 5*243 7223 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