DrJack's BLIPSPOT for: SUN 03/29 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 - - - - - - 0953z - - 1001z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 61.5 - - 62.9 - - 60.0 Temp@2m Sfc.Heating - - - - - - 316 - - 138 - - -29 Sfc.Heating BL Depth - - - - - - 2685 - - 3554 - - 61 BL Depth Hcrit - - - - - - 2537 - - 2809 - - 901 Hcrit BL Top - - - - - - 3541 - - 4410 - - 917 BL Top Hgt.Variab. - - - - - - 1672 - - 946 - - 3776 Hgt.Variab. W* - - - - - - 384 - - 321 - - 14 W* B/S - - - - - - 4 - - 3 - - 0 B/S BL Wind - - - - - - 17 - - 20 - - 8 BL Wind Direction - - - - - - 208 - - 201 - - 202 Direction Wind Shear - - - - - - 6 - - 7 - - 0 Wind Shear Max.Converg - - - - - - -1 - - -5 - - -1 Max.Converg CLOUDpotent - - - - - - -4879 - - -4248 - - -6989 CLOUDpotentl sfcLCL - - - - - - 8420 - - 8658 - - 7906 sfcLCL ODpotential - - - - - - -12068 - - -10949 - - -14231 ODpotential blCL - - - - - - 15609 - - 15359 - - 15148 blCL maxRH - - - - - - 77 - - 100 - - 91 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 61.5 - - 62.9 - - 60.0 Temp@2m DewPt@2m - - - - - - 27.9 - - 28.3 - - 28.9 DewPt@2m Temp@Bot - - - - - - 59.8 - - 62.1 - - 61.4 Temp@Bot DewPt@Bot - - - - - - 27.1 - - 27.7 - - 28.5 DewPt@bot Sfc.Heating - - - - - - 316 - - 138 - - -29 Sfc.Heating BL Depth - - - - - - 2685 - - 3554 - - 61 BL Depth EXPERIMENT - - - - - - 9 - - 101 - - 64 EXPERIMENT EXPERIMENT2 - - - - - - 3 - - 3 - - 3 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] 96429 20 240 26 255 27 270 96429 89147 16 254 13 272 20 269 89147 83544 17 267 16 289 14 271 83544 78921 15 279 21 282 20 280 78921 74949 20 314 16 272 22 274 74949 71449 21 304 17 286 24 283 71449 68285 24 300 25 287 21 280 68285 65368 35 293 34 291 35 294 65368 62672 41 287 43 292 44 289 62672 60051 46 288 50 284 45 286 60051 57294 54 287 53 279 51 288 57294 54422 62 280 60 280 58 285 54422 51673 68 281 71 281 67 284 51673 49191 76 281 78 282 74 282 49191 46960 79 279 83 279 78 281 46960 44940 77 278 81 276 80 280 44940 43103 76 280 76 277 77 279 43103 41430 77 282 75 277 73 282 41430 39895 74 278 73 277 71 284 39895 38468 66 278 71 277 68 284 38468 37130 63 283 69 276 67 283 37130 35837 62 281 66 276 67 281 35837 34522 65 279 67 277 68 278 34522 33154 73 279 67 278 64 277 33154 31737 74 277 70 275 59 278 31737 30257 68 278 71 273 56 279 30257 28699 57 280 69 273 53 279 28699 27063 52 281 65 274 50 281 27063 25346 53 283 61 277 48 284 25346 23553 55 283 58 281 46 288 23553 21685 58 283 55 283 47 291 21685 19741 57 281 50 280 47 288 19741 17714 55 278 48 273 41 281 17714 15639 53 278 50 269 42 263 15639 13629 41 278 43 276 39 276 13629 11796 29 270 32 271 31 288 11796 10164 31 262 31 271 26 280 10164 8716 41 250 33 270 21 288 8716 7432 33 238 33 258 22 283 7432 6293 25 230 31 247 25 260 6293 5291 24 232 25*234 24 238 5291 4415 24 230 20*210 24 212 4415 3644 21*223 20 205 24 207 3644 2954 18*212 20 202 23 207 2954 2344 18 209 20 199 22 205 2344 1835 18 207 20 198 21 204 1835 1444 17 206 19 197 18 203 1444 1174 16 205 19 197 15 202 1174 1011 15 205 17 196 12 202 1011 917 13 205 14 195 8*202 917 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