DrJack's BLIPSPOT for: FRI 02/20 Hampshire_IL 889ft pt37818@42.147,-88.420,844ft 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 - - - - - - 32.5 - - 30.5 - - 27.9 Temp@2m Sfc.Heating - - - - - - 85 - - 89 - - 24 Sfc.Heating BL Depth - - - - - - 1998 - - 2053 - - 1696 BL Depth Hcrit - - - - - - 1339 - - 1451 - - 918 Hcrit BL Top - - - - - - 2887 - - 2942 - - 2585 BL Top Hgt.Variab. - - - - - - 990 - - 890 - - 1223 Hgt.Variab. W* - - - - - - 229 - - 234 - - 143 W* B/S - - - - - - 1 - - 1 - - 1 B/S BL Wind - - - - - - 34 - - 35 - - 27 BL Wind Direction - - - - - - 281 - - 278 - - 282 Direction Wind Shear - - - - - - 18 - - 19 - - 16 Wind Shear Max.Converg - - - - - - -3 - - -8 - - -4 Max.Converg CLOUDpotent - - - - - - 1067 - - 1012 - - 651 CLOUDpotentl sfcLCL - - - - - - 1820 - - 1930 - - 1934 sfcLCL ODpotential - - - - - - 636 - - 737 - - 396 ODpotential blCL - - - - - - 2251 - - 2205 - - 2189 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 0 - - 0 - - 0 CAPE Temp@2m - - - - - - 32.5 - - 30.5 - - 27.9 Temp@2m DewPt@2m - - - - - - 27.7 - - 25.3 - - 22.9 DewPt@2m Temp@Bot - - - - - - 32.4 - - 30.3 - - 28.0 Temp@Bot DewPt@Bot - - - - - - 27.0 - - 24.9 - - 22.7 DewPt@bot Sfc.Heating - - - - - - 85 - - 89 - - 24 Sfc.Heating BL Depth - - - - - - 1998 - - 2053 - - 1696 BL Depth EXPERIMENT - - - - - - 102 - - 100 - - 101 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] 96912 26 100 27 097 31 087 96912 89726 21 099 23 094 21 098 89726 84140 16 110 19 087 14 100 84140 79455 18 112 8 104 10 095 79455 75398 13 065 8 131 7 086 75398 71807 8 037 7 161 4 073 71807 68542 6 092 9 153 4 258 68542 65536 9 107 7 163 12 224 65536 62753 2 083 9 173 21 206 62753 60045 13 273 6 260 12 203 60045 57203 19 255 15 274 9 269 57203 54223 24 223 24 245 13 269 54223 51348 28 224 34 231 31 239 51348 48757 31 245 39 237 33 246 48757 46439 53 252 52 250 56 257 46439 44338 60 252 60 248 63 251 44338 42418 63 254 63 251 67 252 42418 40651 69 254 69 255 68 252 40651 39013 71 252 71 254 69 254 39013 37485 69 251 72 254 75 256 37485 36057 68 254 76 255 80 255 36057 34693 71 258 85 256 82 255 34693 33325 80 258 88 254 81 255 33325 31925 85 255 86 253 78 255 31925 30495 82 257 83 256 76 257 30495 29023 76 264 85 260 74 260 29023 27491 63 270 86 261 72 263 27491 25897 54 271 77 263 70 267 25897 24235 39 275 53 265 61 268 24235 22506 34 280 34 264 41 264 22506 20711 32 285 29 274 28 258 20711 18842 35 291 32 273 26 256 18842 16891 37 298 31 269 25 257 16891 14901 35 302 25 288 26 263 14901 12983 33 303 29 283 24 274 12983 11235 30 299 35 277 26 271 11235 9674 35 293 42 275 33 269 9674 8284 36 301 44 276 33 281 8284 7056 39 303 39 280 33 294 7056 5976 41 297 36 285 33 293 5976 5026 38 299 37 291 33 293 5026 4197 40 298 40 288 35 294 4197 3475 39*290 40*280 34 288 3475 2832 38*284 39*279 33*286 2832 2264 37 282 38 278 32*284 2264 1790 36 281 37 277 30 283 1790 1425 34 280 35 277 28 282 1425 1174 31 279 32 277 25 281 1174 1022 27 279 28 276 22 280 1022 935 20 278 21 276 16 279 935 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