DrJack's BLIPSPOT for: FRI 01/30 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 - - - 0952z - - 1001z - - 1333z - - 1559z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 39.8 - - 45.0 - - 40.7 - - 35.4 Temp@2m Sfc.Heating - - - -23 - - -9 - - -7 - - -29 Sfc.Heating BL Depth - - - 16 - - 16 - - 16 - - 16 BL Depth Hcrit - - - 7206 - - 7206 - - 7206 - - 7206 Hcrit BL Top - - - 7223 - - 7223 - - 7223 - - 7223 BL Top Hgt.Variab. - - - 380 - - 1367 - - 837 - - 70 Hgt.Variab. W* - - - 18 - - 21 - - 10 - - 0 W* B/S - - - 1 - - 1 - - 1 - - 0 B/S BL Wind - - - 4 - - 4 - - 3 - - 5 BL Wind Direction - - - 249 - - 241 - - 230 - - 234 Direction Wind Shear - - - 0 - - 0 - - 0 - - 0 Wind Shear Max.Converg - - - -13 - - -8 - - -7 - - -17 Max.Converg CLOUDpotent - - - -3699 - - -2917 - - -959 - - -2966 CLOUDpotentl sfcLCL - - - 10922 - - 10140 - - 8182 - - 10190 sfcLCL ODpotential - - - -11139 - - -8809 - - -7060 - - -11547 ODpotential blCL - - - 18362 - - 16032 - - 14283 - - 18770 blCL maxRH - - - 75 - - 81 - - 89 - - 85 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 39.8 - - 45.0 - - 40.7 - - 35.4 Temp@2m DewPt@2m - - - 18.1 - - 26.3 - - 30.4 - - 16.9 DewPt@2m Temp@Bot - - - 42.9 - - 45.9 - - 44.1 - - 42.3 Temp@Bot DewPt@Bot - - - 17.2 - - 25.2 - - 29.2 - - 17.8 DewPt@bot Sfc.Heating - - - -23 - - -9 - - -7 - - -29 Sfc.Heating BL Depth - - - 16 - - 16 - - 16 - - 16 BL Depth EXPERIMENT - - - 0 - - 22 - - 54 - - 40 EXPERIMENT EXPERIMENT2 - - - 3 - - 4 - - 4 - - 3 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] 95458 58 297 52 303 73 302 53 293 95458 88605 36 306 33 310 51 301 38 310 88605 83267 28 320 22 318 37 300 34 318 83267 78797 28 319 21 325 27 308 28 325 78797 74928 26 311 23 318 23 320 26 336 74928 71488 21 298 24 313 24 316 33 316 71488 68368 16 297 30 294 19 315 29 306 68368 65485 16 303 29 285 19 311 31 295 65485 62806 15 317 25 284 23 296 38 286 62806 60219 23 314 30 293 24 290 42 266 60219 57508 36 300 38 293 27 301 33 288 57508 54681 45 291 44 285 53 297 48 294 54681 51981 47 283 53 282 53 290 52 293 51981 49552 43 284 56 285 57 289 59 287 49552 47377 43 280 57 280 57 281 59 281 47377 45405 40 282 48 271 50 273 52 275 45405 43612 42 279 39 263 52 275 52 276 43612 41984 40 273 54 276 60 274 63 274 41984 40487 37 266 64 278 59 271 65 266 40487 39081 33 267 62 276 58 274 59 265 39081 37757 47 281 54 274 51 274 46 272 37757 36490 55 285 49 268 48 271 39 271 36490 35221 49 286 45 264 40 267 39 268 35221 33923 41 287 36 266 33 269 38 266 33923 32601 37 286 29 277 35 275 36 268 32601 31243 38 286 32 287 37 283 36 275 31243 29844 38 290 38 293 41 290 43 281 29844 28409 37 296 43 292 47 289 48 285 28409 26941 37 301 47 292 49 287 50 286 26941 25445 39 301 48 292 46 288 49 285 25445 23923 38 299 45 293 43 288 47 285 23923 22371 37 295 40 290 40 286 42 287 22371 20782 35 292 36 285 36 286 36 290 20782 19185 34 289 34 278 32 285 31 292 19185 17657 33 288 34 275 28 282 25 291 17657 16268 30 289 30 276 23 281 21 287 16268 15026 26 290 25 276 20 279 19 279 15026 13908 22 289 19 270 18 275 18 273 13908 12898 19 285 16 258 17 269 17 269 12898 11983 15 277 15 247 17 264 16 267 11983 11155 13 268 16 244 17 262 15 265 11155 10410 12 263 17 246 18 262 14 263 10410 9737 13 261 17 250 17 263 14 261 9737 9121 13 262 17 255 17 264 13 258 9121 8565 13 262 16 255 15 261 12 252 8565 8093 13 259 15 250 13 256 11 244 8093 7725 12 255 12 245 11 249 10 233 7725 7469 10 248 10 242 9 246 9 224 7469 7312 8*246 8*241 7*244 8*220 7312 7223 4*249 4*241 3*230 5*234 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