DrJack's BLIPSPOT for: TUE 04/28 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 - - - 0654z - - 0955z - - 1001z - - 1333z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 48.5 - - 51.2 - - 55.5 - - 54.2 Temp@2m Sfc.Heating - - - 114 - - 84 - - 88 - - -10 Sfc.Heating BL Depth - - - 1470 - - 2077 - - 3611 - - 186 BL Depth Hcrit - - - 1332 - - 1584 - - 2745 - - 988 Hcrit BL Top - - - 2425 - - 3032 - - 4566 - - 1141 BL Top Hgt.Variab. - - - 707 - - 821 - - 1297 - - 5389 Hgt.Variab. W* - - - 232 - - 238 - - 292 - - 42 W* B/S - - - 3 - - 6 - - 7 - - 1 B/S BL Wind - - - 14 - - 8 - - 8 - - 7 BL Wind Direction - - - 332 - - 331 - - 328 - - 327 Direction Wind Shear - - - 7 - - 2 - - 2 - - 2 Wind Shear Max.Converg - - - -1 - - -2 - - -1 - - -1 Max.Converg CLOUDpotent - - - -423 - - -615 - - 659 - - -2083 CLOUDpotentl sfcLCL - - - 2848 - - 3647 - - 3907 - - 3224 sfcLCL ODpotential - - - -7345 - - -5090 - - -603 - - -2853 ODpotential blCL - - - 9770 - - 8122 - - 5169 - - 3994 blCL maxRH - - - 100 - - 100 - - 90 - - 89 maxRH CAPE - - - 0 - - 0 - - 0 - - 0 CAPE Temp@2m - - - 48.5 - - 51.2 - - 55.5 - - 54.2 Temp@2m DewPt@2m - - - 39.7 - - 38.8 - - 41.9 - - 43.6 DewPt@2m Temp@Bot - - - 47.7 - - 50.5 - - 54.8 - - 54.8 Temp@Bot DewPt@Bot - - - 38.4 - - 37.6 - - 40.7 - - 42.4 DewPt@bot Sfc.Heating - - - 114 - - 84 - - 88 - - -10 Sfc.Heating BL Depth - - - 1470 - - 2077 - - 3611 - - 186 BL Depth EXPERIMENT - - - 101 - - 100 - - 62 - - 57 EXPERIMENT EXPERIMENT2 - - - 5 - - 5 - - 5 - - 6 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] 97482 22 227 26 255 20 272 21 269 97482 90077 10 223 18 241 18 270 19 271 90077 84443 8 313 5 255 12 231 17 271 84443 79787 5 310 5 280 5 216 11 273 79787 75799 3 346 9 244 8 279 9 323 75799 72285 1 327 6 201 14 248 10 341 72285 69085 3 338 5 105 13 231 8 283 69085 66116 11 289 4 242 15 237 11 248 66116 63322 14 247 19 240 21 245 12 236 63322 60598 20 229 29 232 27 258 19 265 60598 57753 27 190 30 223 23 244 22 258 57753 54757 21 247 27 250 25 258 22 276 54757 51864 38 241 43 255 47 256 48 263 51864 49281 47 242 47 247 50 246 52 249 49281 46986 51 245 47 251 47 254 45 253 46986 44906 49 251 53 252 55 258 51 259 44906 43008 50 257 54 252 57 253 56 257 43008 41263 55 259 56 255 55 247 59 257 41263 39646 62 260 59 254 55 248 63 257 39646 38142 65 258 60 255 59 256 68 256 38142 36742 66 261 64 260 67 262 71 253 36742 35408 76 260 78 260 81 262 71 251 35408 34068 78 258 88 257 93 260 68 252 34068 32689 71 256 90 256 93 257 66 252 32689 31272 62 254 84 252 84 254 64 250 31272 29800 49 245 75 244 74 246 61 247 29800 28258 49 254 75 242 64 237 58 245 28258 26643 49 255 75 244 59 234 58 244 26643 24953 47 255 74 247 50 230 54 243 24953 23192 46 255 71 249 44 236 51 242 23192 21360 47 252 69 251 47 248 50 237 21360 19445 51 248 64 256 54 257 51 236 19445 17439 55 249 59 261 51 256 51 248 17439 15393 55 251 53 260 36 267 40 271 15393 13423 54 252 45 259 32 271 28 270 13423 11627 44 244 42 254 25 264 20 258 11627 10032 25 253 24 256 18 265 10 259 10032 8624 28 279 18 282 11 263 4 286 8624 7381 22 297 15 287 7 268 6 325 7381 6282 17 329 12 284 6 297 9 334 6282 5310 18 341 8 310 8*333 12 335 5310 4454 20 341 10 341 8*329 12 333 4454 3696 20 343 10*342 9 329 12 332 3696 3016 19*342 8*335 9 328 12 331 3016 2414 17*336 8 332 8 329 12 331 2414 1910 14 331 8 331 8 327 11 330 1910 1524 14 330 8 330 7 327 11 329 1524 1258 13 330 7 329 7 327 10*329 1258 1097 12 330 7 330 7 326 8*328 1097 1004 10 329 6 329 6 326 6 326 1004 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