DrJack's BLIPSPOT for: THU 04/30 Williams 107ft 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 - - 1001z - - 1331z - - 1853z Update Time FCST PERIOD - - - 12 hr - - 12 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - 76.2 - - 84.4 - - 85.9 - - 78.5 Temp@2m Sfc.Heating - - - 216 - - 313 - - 131 - - -3 Sfc.Heating BL Depth - - - 2034 - - 4648 - - 6135 - - 16 BL Depth Hcrit - - - 1193 - - 3286 - - 3942 - - 107 Hcrit BL Top - - - 2140 - - 4755 - - 6242 - - 123 BL Top Hgt.Variab. - - - 1397 - - 4251 - - 3534 - - 8259 Hgt.Variab. W* - - - 312 - - 462 - - 383 - - 4 W* B/S - - - 7 - - 13 - - 16 - - 0 B/S BL Wind - - - 9 - - 6 - - 4 - - 3 BL Wind Direction - - - 358 - - 353 - - 345 - - 329 Direction Wind Shear - - - 3 - - 1 - - 1 - - 0 Wind Shear Max.Converg - - - 3 - - -2 - - -6 - - 0 Max.Converg CLOUDpotent - - - -4831 - - -4841 - - -4221 - - -8772 CLOUDpotentl sfcLCL - - - 6971 - - 9597 - - 10464 - - 8895 sfcLCL ODpotential - - - -8305 - - -8428 - - -8151 - - -13278 ODpotential blCL - - - 10445 - - 13183 - - 14393 - - 13401 blCL maxRH - - - 41 - - 57 - - 39 - - 22 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 76.2 - - 84.4 - - 85.9 - - 78.5 Temp@2m DewPt@2m - - - 46.2 - - 42.4 - - 40.1 - - 40.2 DewPt@2m Temp@Bot - - - 74.7 - - 82.3 - - 84.9 - - 83.0 Temp@Bot DewPt@Bot - - - 45.2 - - 41.2 - - 38.9 - - 39.4 DewPt@bot Sfc.Heating - - - 216 - - 313 - - 131 - - -3 Sfc.Heating BL Depth - - - 2034 - - 4648 - - 6135 - - 16 BL Depth EXPERIMENT - - - 0 - - 0 - - 0 - - 0 EXPERIMENT EXPERIMENT2 - - - 6 - - 5 - - 5 - - 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] 97474 15 310 19 302 15 330 14 317 97474 90057 18 321 19 320 19 323 19 334 90057 84404 15 324 15 311 22 320 20 337 84404 79742 11 314 10 306 19 318 20 317 79742 75729 14 305 14 312 16 314 19 310 75729 72178 16 312 16 307 14 310 15 318 72178 68951 16 311 18 299 20 310 16 332 68951 65972 20 289 20 299 23 305 20 323 65972 63204 20 280 20 302 19 295 21 312 63204 60521 17 289 16 291 19 282 22 303 60521 57724 18 301 17 281 22 282 25 298 57724 54827 18 300 20 287 21 289 28 289 54827 52064 14 304 23 295 21 294 26 284 52064 49570 24 317 27 298 28 302 32 292 49570 47332 34 304 38 292 41 299 36 297 47332 45316 37 301 42 295 45 301 44 306 45316 43493 39 307 46 306 52 307 54 311 43493 41831 41 309 52 309 58 313 61 314 41831 40295 44 308 55 315 61 320 63 318 40295 38856 46 307 51 317 64 327 66 323 38856 37497 48 306 47 319 62 327 67 327 37497 36179 47 305 47 320 56 325 65 329 36179 34836 41 308 45 321 50 325 59 326 34836 33443 36 311 42 321 46 330 52 325 33443 31998 32 313 40 323 44 335 49 332 31998 30482 31 317 39 328 43 338 48 340 30482 28881 30 319 37 332 40 341 46 343 28881 27199 27 326 34 331 37 342 41 341 27199 25433 25 339 31 328 35 346 38 340 25433 23586 24 342 28 330 31 346 34 342 23586 21655 23 345 25 333 26 338 27 346 21655 19639 22 354 19 349 22 343 24 342 19639 17535 21 005 18 355 19 352 20 347 17535 15381 14 007 15 356 17 002 17 002 15381 13302 8 021 10 355 15 012 15 017 13302 11413 5 054 4 034 9 017 11 041 11413 9738 5 038 6 062 5 049 8 067 9738 8252 2 013 6 084 4 057 6 060 8252 6931 3 101 3 110 3*023 4 035 6931 5756 5 105 1*067 4*357 3 008 5756 4714 3 064 6*357 4 352 3 352 4714 3796 10 017 6 354 4 349 3 351 3796 2985 15 010 7 354 4 346 3 346 2985 2259 13*003 7 352 5 344 3 346 2259 1618 10*359 7 352 5 341 3 344 1618 1083 9 358 6 350 4 340 3 342 1083 674 9 358 6 349 4 338 3 341 674 392 8 359 6 350 4 337 3 340 392 221 7 358 6 350 4 336 3*334 221 123 7 359 5 348 4 335 3*329 123 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