DrJack's BLIPSPOT for: WED 03/25 Freeport_IL 856ft pt37813@42.185,-89.594,836ft BLIPSPOT sfc.temp. adjusted by +0.1 degF SPONSORED BY: ChicagoLand Glider Council RUC - Last Analysis,Validation Time = 12Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0700z - - 1002z - - 1332z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 65.8 - - 71.0 - - 65.0 Temp@2m Sfc.Heating - - - - - - 298 - - 111 - - -33 Sfc.Heating BL Depth - - - - - - 2052 - - 2869 - - 62 BL Depth Hcrit - - - - - - 2053 - - 2197 - - 902 Hcrit BL Top - - - - - - 2908 - - 3725 - - 918 BL Top Hgt.Variab. - - - - - - 754 - - 1801 - - 1978 Hgt.Variab. W* - - - - - - 345 - - 280 - - 12 W* B/S - - - - - - 3 - - 2 - - 0 B/S BL Wind - - - - - - 21 - - 23 - - 7 BL Wind Direction - - - - - - 211 - - 227 - - 232 Direction Wind Shear - - - - - - 7 - - 9 - - 0 Wind Shear Max.Converg - - - - - - -3 - - -3 - - -1 Max.Converg CLOUDpotent - - - - - - -5066 - - -4576 - - -4129 CLOUDpotentl sfcLCL - - - - - - 7975 - - 8301 - - 5047 sfcLCL ODpotential - - - - - - -10423 - - -8472 - - -8655 ODpotential blCL - - - - - - 13331 - - 12197 - - 9573 blCL maxRH - - - - - - 82 - - 89 - - 58 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 65.8 - - 71.0 - - 65.0 Temp@2m DewPt@2m - - - - - - 34.2 - - 37.8 - - 46.3 DewPt@2m Temp@Bot - - - - - - 64.4 - - 70.4 - - 67.2 Temp@Bot DewPt@Bot - - - - - - 33.6 - - 37.4 - - 46.1 DewPt@bot Sfc.Heating - - - - - - 298 - - 111 - - -33 Sfc.Heating BL Depth - - - - - - 2052 - - 2869 - - 62 BL Depth EXPERIMENT - - - - - - 27 - - 55 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 5 - - 7 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] 96263 19 257 18 254 29 256 96263 89078 21 280 24 267 17 289 89078 83550 16 273 25 279 27 291 83550 78976 18 269 21 253 26 280 78976 75035 18 291 24 287 33 293 75035 71568 33 304 30 288 33 277 71568 68409 42 305 35 295 37 303 68409 65514 50 305 54 298 52 302 65514 62848 53 302 58 302 52 296 62848 60240 53 306 57 305 57 303 60240 57508 63 314 69 305 65 303 57508 54669 79 313 79 308 72 303 54669 51945 84 311 86 309 81 306 51945 49481 87 311 91 307 88 308 49481 47263 91 310 94 305 93 308 47263 45251 95 310 98 305 98 309 45251 43424 98 310 101 306 102 308 43424 41761 99 311 103 306 101 305 41761 40233 101 310 102 304 98 301 40233 38804 101 310 101 304 97 301 38804 37451 100 311 101 305 97 302 37451 36136 98 312 100 306 97 303 36136 34794 96 312 96 306 96 304 34794 33397 93 310 92 305 93 304 33397 31949 92 309 90 305 89 304 31949 30436 92 308 90 307 87 306 30436 28846 91 309 82 306 84 309 28846 27181 82 307 74 302 75 306 27181 25444 73 300 69 296 62 299 25444 23634 64 292 67 292 56 294 23634 21757 58 296 63 287 53 291 21757 19804 52 303 56 284 49 290 19804 17770 49 302 46 287 46 289 17770 15694 49 300 36 295 43 294 15694 13693 47 297 33 300 44 298 13693 11874 40 297 35 294 29 306 11874 10260 42 293 38 292 23 312 10260 8821 29 274 37 294 21 296 8821 7536 26 271 36 275 25 281 7536 6392 29 263 38 265 27 276 6392 5377 29 248 36 255 26 274 5377 4482 30 236 29*239 25 268 4482 3693 30 228 25*230 28 248 3693 2990 26*220 24 228 31 234 2990 2368 23*212 24 227 29 229 2368 1850 22 211 23 226 26 229 1850 1453 21 211 22 225 22 230 1453 1179 20 210 21 225 17 231 1179 1013 19 210 20 225 14 232 1013 918 16 210 16 225 7*232 918 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