DrJack's BLIPSPOT for: WED 04/08 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 - - 0702z - - 1002z - - 1334z Update Time FCST PERIOD - - - 9 hr - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 58.5 - - 68.3 - - 68.5 - - 66.4 Temp@2m Sfc.Heating - - - 144 - - 365 - - -20 - - -4 Sfc.Heating BL Depth - - - 1312 - - 3068 - - 205 - - 149 BL Depth Hcrit - - - 1314 - - 2975 - - 988 - - 989 Hcrit BL Top - - - 2267 - - 4023 - - 1160 - - 1104 BL Top Hgt.Variab. - - - 991 - - 984 - - 6893 - - 3052 Hgt.Variab. W* - - - 234 - - 423 - - 68 - - 25 W* B/S - - - 1 - - 2 - - 1 - - 0 B/S BL Wind - - - 31 - - 41 - - 20 - - 11 BL Wind Direction - - - 195 - - 207 - - 223 - - 298 Direction Wind Shear - - - 14 - - 19 - - 5 - - 3 Wind Shear Max.Converg - - - -1 - - -6 - - -4 - - -2 Max.Converg CLOUDpotent - - - -2121 - - -2590 - - -4484 - - -5638 CLOUDpotentl sfcLCL - - - 4389 - - 6613 - - 5644 - - 6743 sfcLCL ODpotential - - - -7750 - - -6492 - - -5704 - - -8221 ODpotential blCL - - - 10017 - - 10515 - - 6864 - - 9325 blCL maxRH - - - 67 - - 98 - - 99 - - 98 maxRH CAPE - - - 130 - - 630 - - 260 - - 70 CAPE Temp@2m - - - 58.5 - - 68.3 - - 68.5 - - 66.4 Temp@2m DewPt@2m - - - 42.8 - - 42.7 - - 47.3 - - 40.4 DewPt@2m Temp@Bot - - - 57.9 - - 66.8 - - 69.2 - - 66.6 Temp@Bot DewPt@Bot - - - 42.5 - - 42.3 - - 46.1 - - 40.1 DewPt@bot Sfc.Heating - - - 144 - - 365 - - -20 - - -4 Sfc.Heating BL Depth - - - 1312 - - 3068 - - 205 - - 149 BL Depth EXPERIMENT - - - 0 - - 93 - - 98 - - 91 EXPERIMENT EXPERIMENT2 - - - 6 - - 6 - - 7 - - 5 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] 96739 31 232 38 252 42 245 40 242 96739 89330 34 254 29 241 31 232 37 253 89330 83698 28 239 29 228 32 240 37 257 83698 79085 25 256 31 239 31 255 31 266 79085 75135 25 267 29 260 29 256 29 258 75135 71615 22 267 34 270 29 259 27 275 71615 68404 26 280 34 280 35 281 35 280 68404 65442 31 285 34 275 38 282 39 277 65442 62695 35 290 28 268 32 275 34 272 62695 60027 38 291 25 282 27 282 26 285 60027 57225 38 286 32 296 31 293 34 296 57225 54294 34 290 38 296 41 291 45 286 54294 51494 32 293 37 296 40 281 41 276 51494 48975 30 287 35 299 31 270 34 274 48975 46706 27 277 30 292 29 278 40 286 46706 44651 26 269 28 282 36 278 46 282 44651 42796 25 273 35 287 40 278 42 278 42796 41108 37 296 40 280 41 277 44 281 41108 39559 40 290 36 273 44 273 54 283 39559 38127 29 289 32 264 49 267 58 282 38127 36794 28 295 28 267 48 267 59 281 36794 35514 30 298 27 279 46 268 57 278 35514 34214 29 292 23 280 44 267 55 272 34214 32864 26 288 21 273 42 264 57 267 32864 31468 23 286 18 278 41 262 56 265 31468 30007 19 273 21 279 42 262 57 264 30007 28472 15 265 26 271 42 262 58 261 28472 26862 16 264 28 267 39 260 58 257 26862 25174 18 267 30 265 37 255 55 256 25174 23410 21 271 33 264 37 251 50 254 23410 21575 23 268 31 256 39 249 46 253 21575 19662 24 254 28 248 37 256 43 256 19662 17663 28 241 25 241 38 259 42 256 17663 15618 29 237 32 239 40 245 44 250 15618 13644 26 230 38 239 40 238 45 246 13644 11842 26 234 36 233 43 235 49 247 11842 10239 31 239 37 230 45 238 50 243 10239 8815 33 236 41 231 47 242 44 228 8815 7549 36 231 45 232 44 238 40 223 7549 6422 43 229 51 232 38 231 35 222 6422 5421 52 225 54 226 38 230 28 226 5421 4538 57 220 50*218 37 229 22 239 4538 3757 56 215 44*210 36 228 19 263 3757 3061 51 211 44 208 35 227 19 286 3061 2445 42*203 42 206 33 226 19 294 2445 1931 35*198 41 206 32 226 18 296 1931 1536 33 196 39 205 29 225 17 297 1536 1265 30 194 37 205 26*224 15*298 1265 1099 27 194 33 204 23*223 13*298 1099 1005 21 193 26 204 18 223 10 298 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