DrJack's BLIPSPOT for: WED 04/22 Monticello_IL 740ft pt34206@40.047,-88.554,693ft BLIPSPOT sfc.temp. adjusted by +0.2 degF SPONSORED BY: Illini Glider Club RUC - Last Analysis,Validation Time = 09Z 21Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - - Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - - FCST PERIOD Temp@2m - - - - - - 76.9 - - 79.1 - - - Temp@2m Sfc.Heating - - - - - - 374 - - 237 - - - Sfc.Heating BL Depth - - - - - - 3795 - - 4777 - - - BL Depth Hcrit - - - - - - 3326 - - 3896 - - - Hcrit BL Top - - - - - - 4535 - - 5517 - - - BL Top Hgt.Variab. - - - - - - 1277 - - 2914 - - - Hgt.Variab. W* - - - - - - 458 - - 426 - - - W* B/S - - - - - - 6 - - 6 - - - B/S BL Wind - - - - - - 15 - - 14 - - - BL Wind Direction - - - - - - 239 - - 241 - - - Direction Wind Shear - - - - - - 3 - - 3 - - - Wind Shear Max.Converg - - - - - - 3 - - 4 - - - Max.Converg CLOUDpotent - - - - - - -394 - - -60 - - - CLOUDpotentl sfcLCL - - - - - - 4929 - - 5577 - - - sfcLCL ODpotential - - - - - - -1964 - - -768 - - - ODpotential blCL - - - - - - 6499 - - 6285 - - - blCL maxRH - - - - - - 92 - - 84 - - - maxRH CAPE - - - - - - 740 - - 810 - - - CAPE Temp@2m - - - - - - 76.9 - - 79.1 - - - Temp@2m DewPt@2m - - - - - - 57.7 - - 57.1 - - - DewPt@2m Temp@Bot - - - - - - 74.9 - - 77.8 - - - Temp@Bot DewPt@Bot - - - - - - 57.2 - - 56.6 - - - DewPt@bot Sfc.Heating - - - - - - 374 - - 237 - - - Sfc.Heating BL Depth - - - - - - 3795 - - 4777 - - - BL Depth EXPERIMENT - - - - - - 68 - - 36 - - - EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 10 - - - EXPERIMENT2 PROFILES OF WIND SPEED [kt] AND DIRECTION [degTrue] ----------------------------------- VALIDATION TIME --------------------------------------- Height 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z [ft] ------------------------------------------------------------------------------------------- [ft] 97308 29 229 28 251 97308 89890 31 264 27 264 89890 84192 23 265 28 256 84192 79479 18 243 24 250 79479 75432 15 283 16 259 75432 71868 14 264 12 283 71868 68648 2 225 8 277 68648 65688 11 317 12 291 65688 62943 16 309 22 300 62943 60286 27 296 26 301 60286 57509 26 295 26 301 57509 54621 30 305 30 295 54621 51871 37 302 39 290 51871 49413 41 298 40 293 49413 47229 37 302 38 300 47229 45267 41 314 38 305 45267 43489 45 318 40 313 43489 41859 46 326 44 318 41859 40344 46 330 44 320 40344 38917 44 329 41 319 38917 37564 40 326 37 316 37564 36248 33 322 34 318 36248 34903 30 319 34 322 34903 33501 29 316 32 322 33501 32045 27 312 28 317 32045 30524 25 308 23 317 30524 28926 26 309 19 323 28926 27252 28 311 20 332 27252 25500 28 314 20 334 25500 23671 28 318 18 332 23671 21775 29 317 19 324 21775 19809 28 316 19 327 19809 17764 24 324 21 338 17764 15674 20 328 19 340 15674 13657 17 318 15 345 13657 11819 17 306 15 340 11819 10184 17 297 15 321 10184 8729 13 282 15 291 8729 7433 11 258 14 261 7433 6278 13 254 14*252 6278 5255 15*250 14*247 5255 4353 15*243 14 244 4353 3555 15 241 14 242 3555 2840 15 240 14 240 2840 2208 15 239 14 239 2208 1680 15 238 14 238 1680 1274 15 237 14 237 1274 995 14 237 13 237 995 825 14 236 13 237 825 728 12 236 11 237 728 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 18Z - heights for other times differ slightly Results neglect thermals created by small-scale features not resolved by the smoothed model topography