DrJack's BLIPSPOT for: THU 05/07 Ames_IA 955ft pt37194@41.911,-93.594,951ft SPONSORED BY: Silent Knights Glider Club BLIPSPOT sfc.temp. adjusted by +0.0 degF 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 - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 59.2 - - 62.1 - - 64.0 Temp@2m Sfc.Heating - - - - - - 165 - - 187 - - 20 Sfc.Heating BL Depth - - - - - - 4620 - - 5374 - - 4685 BL Depth Hcrit - - - - - - 3807 - - 4440 - - 988 Hcrit BL Top - - - - - - 5575 - - 6329 - - 5640 BL Top Hgt.Variab. - - - - - - 3820 - - 3267 - - 4450 Hgt.Variab. W* - - - - - - 375 - - 410 - - 193 W* B/S - - - - - - 9 - - 8 - - 5 B/S BL Wind - - - - - - 7 - - 9 - - 7 BL Wind Direction - - - - - - 261 - - 270 - - 305 Direction Wind Shear - - - - - - 6 - - 11 - - 7 Wind Shear Max.Converg - - - - - - -7 - - -7 - - -1 Max.Converg CLOUDpotent - - - - - - -1296 - - -729 - - -2483 CLOUDpotentl sfcLCL - - - - - - 6871 - - 7058 - - 8123 sfcLCL ODpotential - - - - - - -2195 - - -1533 - - -3768 ODpotential blCL - - - - - - 7770 - - 7862 - - 9408 blCL maxRH - - - - - - 100 - - 87 - - 69 maxRH CAPE - - - - - - 30 - - 40 - - 0 CAPE Temp@2m - - - - - - 59.2 - - 62.1 - - 64.0 Temp@2m DewPt@2m - - - - - - 32.4 - - 34.4 - - 31.6 DewPt@2m Temp@Bot - - - - - - 58.0 - - 60.9 - - 63.7 Temp@Bot DewPt@Bot - - - - - - 31.5 - - 33.7 - - 30.7 DewPt@bot Sfc.Heating - - - - - - 165 - - 187 - - 20 Sfc.Heating BL Depth - - - - - - 4620 - - 5374 - - 4685 BL Depth EXPERIMENT - - - - - - 100 - - 47 - - 0 EXPERIMENT EXPERIMENT2 - - - - - - 4 - - 4 - - 4 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] 97801 7 257 12 294 8 305 97801 90418 5 245 9 262 12 303 90418 84710 9 190 13 241 17 296 84710 79961 3 213 9 248 9 282 79961 75850 6 255 12 274 12 284 75850 72212 7 280 16 247 18 268 72212 68919 13 281 12 215 12 243 68919 65878 24 291 13 297 19 293 65878 63053 39 279 30 286 26 283 63053 60307 37 263 35 282 29 282 60307 57439 35 260 40 275 37 280 57439 54459 37 273 40 273 40 277 54459 51607 47 275 49 280 48 284 51607 49043 49 276 56 276 54 281 49043 46757 53 282 57 273 58 276 46757 44687 62 284 57 279 58 277 44687 42796 71 281 65 281 63 280 42796 41062 73 278 70 276 66 280 41062 39467 75 279 64 275 64 277 39467 37995 76 280 68 282 60 283 37995 36627 79 282 72 281 62 287 36627 35321 81 282 73 285 63 287 35321 34001 81 287 72 289 62 290 34001 32633 83 290 69 293 60 294 32633 31216 83 290 68 297 59 294 31216 29735 81 290 69 298 60 295 29735 28181 79 291 70 298 58 298 28181 26559 76 293 70 297 56 299 26559 24870 75 296 68 299 56 296 24870 23112 76 300 68 302 55 298 23112 21283 70 302 66 305 52 302 21283 19377 63 301 59 305 48 301 19377 17390 48 300 51 305 46 301 17390 15363 37 287 41 298 43 302 15363 13414 38 280 36 283 37 300 13414 11644 35 275 31 268 30 293 11644 10078 31 270 31 265 25 264 10078 8689 26 265 27 260 23 264 8689 7450 22 265 22*258 17 272 7450 6347 17*262 15*260 13*283 6347 5366 11*257 12 263 11*290 5366 4500 8 256 11 265 8 301 4500 3732 8 258 8 273 7 305 3732 3044 7 261 8 276 7 309 3044 2434 7 263 7 278 6 312 2434 1924 6 266 7 281 6 312 1924 1532 6 267 6 283 6 313 1532 1263 6 269 6 282 5 315 1263 1098 6 269 6 283 5 316 1098 1005 5 271 5 284 5 316 1005 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