DrJack's BLIPSPOT for: THU 09/03 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 - - - 83.5 - - 89.1 - - 90.5 - - 84.6 Temp@2m Sfc.Heating - - - 4 - - 75 - - 4 - - -45 Sfc.Heating BL Depth - - - 442 - - 2269 - - 2375 - - 52 BL Depth Hcrit - - - 990 - - 1798 - - 991 - - 990 Hcrit BL Top - - - 1397 - - 3224 - - 3330 - - 1007 BL Top Hgt.Variab. - - - 925 - - 1830 - - 2215 - - 2031 Hgt.Variab. W* - - - 88 - - 251 - - 173 - - 29 W* B/S - - - 1 - - 3 - - 1 - - 1 B/S BL Wind - - - 15 - - 17 - - 23 - - 7 BL Wind Direction - - - 210 - - 216 - - 193 - - 186 Direction Wind Shear - - - 6 - - 12 - - 13 - - 0 Wind Shear Max.Converg - - - -2 - - -11 - - -5 - - 0 Max.Converg CLOUDpotent - - - -2605 - - -1409 - - -1563 - - -2123 CLOUDpotentl sfcLCL - - - 4002 - - 4633 - - 4893 - - 3130 sfcLCL ODpotential - - - -7017 - - -4266 - - -4677 - - -6374 ODpotential blCL - - - 8414 - - 7490 - - 8007 - - 7381 blCL maxRH - - - 71 - - 85 - - 85 - - 60 maxRH CAPE - - - 1520 - - 2720 - - 3100 - - 3280 CAPE Temp@2m - - - 83.5 - - 89.1 - - 90.5 - - 84.6 Temp@2m DewPt@2m - - - 69.1 - - 71.7 - - 72.1 - - 73.6 DewPt@2m Temp@Bot - - - 83.7 - - 88.6 - - 90.7 - - 86.7 Temp@Bot DewPt@Bot - - - 68.2 - - 70.6 - - 70.9 - - 72.9 DewPt@bot Sfc.Heating - - - 4 - - 75 - - 4 - - -45 Sfc.Heating BL Depth - - - 442 - - 2269 - - 2375 - - 52 BL Depth EXPERIMENT - - - 0 - - 42 - - 40 - - 0 EXPERIMENT EXPERIMENT2 - - - 15 - - 16 - - 16 - - 18 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] 99126 8 162 4 204 3 064 6 095 99126 91658 10 089 7 156 9 175 3 144 91658 85878 7 094 12 153 5 197 1 022 85878 81084 5 112 10 139 3 193 4 307 81084 76986 5 071 6 078 6 154 1 342 76986 73369 6 060 5 057 6 102 5 074 73369 70091 6 010 2 040 6 105 1 092 70091 67088 7 337 6 231 3 263 1 274 67088 64312 7 266 8 234 10 252 13 287 64312 61642 10 238 16 259 11 266 16 255 61642 58873 17 254 22 259 17 261 18 257 58873 56008 29 261 28 258 26 252 26 250 56008 53295 40 249 36 252 37 253 34 258 53295 50864 50 248 47 247 56 257 49 264 50864 48686 59 248 59 246 67 253 65 261 48686 46706 64 250 66 248 73 252 74 257 46706 44883 68 252 71 250 78 253 73 256 44883 43189 71 255 74 249 80 254 64 258 43189 41608 73 257 76 252 77 255 51 261 41608 40125 71 257 75 255 71 256 42 265 40125 38728 66 258 71 256 64 256 39 268 38728 37374 61 260 66 254 61 256 37 269 37374 35996 56 261 61 253 59 256 35 271 35996 34563 51 259 57 256 53 258 35 273 34563 33080 49 256 50 253 44 258 34 273 33080 31529 45 252 41 251 37 262 32 274 31529 29901 38 244 37 253 35 267 29 274 29901 28194 35 244 36 250 35 266 27 278 28194 26408 32 239 39 251 38 262 27 283 26408 24543 28 241 40 253 38 264 31 272 24543 22602 27 256 39 258 35 263 31 268 22602 20583 24 262 36 256 29 246 23 267 20583 18486 21 263 25 246 27 253 20 248 18486 16356 15 248 19 237 31 267 14 277 16356 14304 13 220 18 232 28 272 15 311 14304 12428 18 189 18 237 24 276 17 298 12428 10750 18 181 20 239 21 258 19 278 10750 9251 17 177 18 233 18 241 16 251 9251 7914 18 188 17 224 19 224 17 232 7914 6725 20 232 21 230 21 221 18 223 6725 5671 25 234 25 234 25 219 22 218 5671 4742 27 228 27 227 28 211 26 210 4742 3921 30 233 27*221 28*199 28 202 3921 3185 34 230 23*218 26*195 28 196 3185 2534 33 222 18 216 25 194 28 194 2534 1989 29 217 17 215 24 193 26 193 1989 1570 22*213 16 215 22 192 23 191 1570 1282 18*211 15 215 19 192 18 189 1282 1107 15 210 14 214 17 191 14*187 1107 1007 12 209 11 214 13 190 7*186 1007 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