DrJack's BLIPSPOT for: THU 03/26 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 - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 73.1 - - 55.7 - - 51.4 Temp@2m Sfc.Heating - - - - - - 103 - - 28 - - -21 Sfc.Heating BL Depth - - - - - - 1760 - - 1377 - - 1765 BL Depth Hcrit - - - - - - 1323 - - 901 - - 900 Hcrit BL Top - - - - - - 2616 - - 2233 - - 2621 BL Top Hgt.Variab. - - - - - - 1196 - - 1394 - - 2069 Hgt.Variab. W* - - - - - - 233 - - 157 - - 91 W* B/S - - - - - - 4 - - 1 - - 1 B/S BL Wind - - - - - - 11 - - 25 - - 30 BL Wind Direction - - - - - - 260 - - 040 - - 013 Direction Wind Shear - - - - - - 5 - - 13 - - 18 Wind Shear Max.Converg - - - - - - 37 - - 3 - - 7 Max.Converg CLOUDpotent - - - - - - -1746 - - 411 - - 1111 CLOUDpotentl sfcLCL - - - - - - 4363 - - 1822 - - 1510 sfcLCL ODpotential - - - - - - -5366 - - -655 - - 278 ODpotential blCL - - - - - - 7982 - - 2888 - - 2343 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 630 - - 50 - - 0 CAPE Temp@2m - - - - - - 73.1 - - 55.7 - - 51.4 Temp@2m DewPt@2m - - - - - - 56.8 - - 50.7 - - 47.9 DewPt@2m Temp@Bot - - - - - - 72.5 - - 55.6 - - 51.9 Temp@Bot DewPt@Bot - - - - - - 56.1 - - 49.7 - - 47.3 DewPt@bot Sfc.Heating - - - - - - 103 - - 28 - - -21 Sfc.Heating BL Depth - - - - - - 1760 - - 1377 - - 1765 BL Depth EXPERIMENT - - - - - - 100 - - 101 - - 101 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 8 - - 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] 96244 22 255 33 246 34 259 96244 88991 25 231 22 269 24 255 88991 83436 23 237 32 248 34 258 83436 78866 31 242 35 246 33 261 78866 74944 30 248 31 262 37 265 74944 71473 37 265 35 258 32 267 71473 68343 34 261 39 262 33 283 68343 65499 44 263 25 260 31 274 65499 62855 43 253 18 283 39 296 62855 60277 49 273 42 297 55 289 60277 57589 54 273 61 286 58 281 57589 54784 56 279 69 283 65 281 54784 52086 77 286 70 282 73 283 52086 49637 82 286 73 280 78 282 49637 47420 82 286 75 280 81 280 47420 45393 81 287 79 282 84 280 45393 43534 79 287 84 284 86 282 43534 41833 77 288 89 286 87 283 41833 40275 76 289 89 286 88 283 40275 38834 77 291 88 285 86 280 38834 37479 83 291 90 286 81 277 37479 36166 87 289 91 286 76 272 36166 34828 88 287 89 284 75 269 34828 33439 89 287 86 283 75 269 33439 31997 81 281 82 282 76 271 31997 30489 79 279 75 281 75 271 30489 28901 83 282 69 277 76 267 28901 27234 83 283 68 274 78 262 27234 25484 81 280 69 272 80 259 25484 23655 77 274 73 275 80 262 23655 21749 74 268 83 275 80 266 21749 19761 73 262 83 274 81 268 19761 17688 73 255 75 267 69 267 17688 15576 69 253 70 249 66 264 15576 13538 63 255 71 250 65 262 13538 11692 57 253 58 254 54 260 11692 10058 50 250 45 262 39 261 10058 8608 40 258 36 266 34 258 8608 7323 35 267 31 270 20 268 7323 6196 32 265 25 275 14 003 6196 5214 31 262 10 291 29 015 5214 4355 28 260 15 037 33 015 4355 3597 24 258 28 041 35 014 3597 2919 18*257 31 040 36*013 2919 2320 13*255 31*040 35*013 2320 1819 11 258 29*040 33 013 1819 1434 11 261 27 040 31 013 1434 1170 10 264 25 039 27 013 1170 1009 9 265 21 039 23 014 1009 917 8 266 16 039 17 014 917 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