DrJack's BLIPSPOT for: WED 12/17 Williams 105ft pt35866@39.135,-122.099 SPONSORED BY: Milt Hare RUC - Last Analysis,Validation Time = 18Z 3Z ----------------------------------- VALIDATION TIME --------------------------------------- 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z 1Z 2Z 3Z ------------------------------------------------------------------------------------------- Update Time - - - 0659z - - 1002z - - - - - 1853z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - - - - 9 hr FCST PERIOD Temp@2m - - - 57.9 - - 60.4 - - - - - 51.1 Temp@2m Sfc.Heating - - - 15 - - 60 - - - - - -1 Sfc.Heating BL Depth - - - 163 - - 1004 - - - - - 16 BL Depth Hcrit - - - 105 - - 105 - - - - - 105 Hcrit BL Top - - - 268 - - 1110 - - - - - 121 BL Top Hgt.Variab. - - - 702 - - 897 - - - - - 700 Hgt.Variab. W* - - - 58 - - 166 - - - - - 0 W* B/S - - - 2 - - 3 - - - - - 0 B/S BL Wind - - - 4 - - 10 - - - - - 2 BL Wind Direction - - - 242 - - 359 - - - - - 237 Direction Wind Shear - - - 1 - - 1 - - - - - 0 Wind Shear Max.Converg - - - -2 - - 1 - - - - - -1 Max.Converg CLOUDpotent - - - -454 - - 74 - - - - - -95 CLOUDpotentl sfcLCL - - - 722 - - 1036 - - - - - 216 sfcLCL ODpotential - - - -3281 - - -1595 - - - - - -8890 ODpotential blCL - - - 3549 - - 2705 - - - - - 9011 blCL maxRH - - - 90 - - 94 - - - - - 98 maxRH CAPE - - - 0 - - 10 - - - - - 0 CAPE Temp@2m - - - 57.9 - - 60.4 - - - - - 51.1 Temp@2m DewPt@2m - - - 55.4 - - 56.4 - - - - - 50.7 DewPt@2m Temp@Bot - - - 57.9 - - 59.9 - - - - - 52.3 Temp@Bot DewPt@Bot - - - 54.9 - - 55.5 - - - - - 51.6 DewPt@bot Sfc.Heating - - - 15 - - 60 - - - - - -1 Sfc.Heating BL Depth - - - 163 - - 1004 - - - - - 16 BL Depth EXPERIMENT - - - 60 - - 77 - - - - - 92 EXPERIMENT EXPERIMENT2 - - - 9 - - 9 - - - - - 8 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] 96397 16 051 14 067 6 032 96397 89375 16 021 13 017 7 035 89375 83910 14 334 14 354 11 073 83910 79332 10 336 12 316 19 357 79332 75383 14 345 16 312 20 325 75383 71894 8 331 9 301 9 314 71894 68713 13 296 16 295 8 344 68713 65761 32 289 31 301 25 326 65761 63038 29 279 29 286 37 308 63038 60436 23 272 33 278 46 301 60436 57721 31 286 37 277 55 296 57721 54883 50 292 52 291 60 293 54883 52174 65 291 73 297 71 299 52174 49738 87 286 93 297 82 303 49738 47553 91 286 99 292 92 302 47553 45571 96 295 101 289 95 297 45571 43766 111 293 102 288 93 294 43766 42114 118 286 97 287 86 295 42114 40584 100 286 85 284 69 297 40584 39153 81 301 79 287 60 310 39153 37804 89 316 82 289 70 318 37804 36492 102 313 80 302 76 320 36492 35148 101 310 89 310 72 319 35148 33740 99 310 93 310 68 317 33740 32273 97 307 93 309 64 313 32273 30731 94 303 92 309 61 308 30731 29102 89 299 85 309 60 305 29102 27385 82 297 70 308 60 300 27385 25580 77 298 70 300 60 297 25580 23691 72 298 75 299 60 298 23691 21722 68 294 74 302 60 301 21722 19665 65 292 68 303 60 305 19665 17518 59 294 61 301 60 310 17518 15328 53 294 54 302 62 311 15328 13217 50 293 50 305 61 307 13217 11299 48 292 46 304 52 301 11299 9602 45 294 40 303 38 304 9602 8100 39 298 30 308 30 313 8100 6770 32 301 17 323 23 316 6770 5595 27 303 5 338 16 305 5595 4561 23 307 4 288 11 272 4561 3660 18 311 8 283 9 237 3660 2870 12 309 9 282 6 217 2870 2167 11 285 8 290 4 190 2167 1548 13 273 7*329 4 171 1548 1035 13 262 10*359 1 119 1035 643 11 249 10 359 3 330 643 376 7*242 10 360 2 315 376 214 5*241 10 359 2 285 214 121 4 242 9 359 2*237 121 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