DrJack's BLIPSPOT for: TUE 09/29 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 - - - - - - 0955z - - 1000z - - 1332z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 69.8 - - 64.6 - - 66.5 Temp@2m Sfc.Heating - - - - - - -8 - - -2 - - -15 Sfc.Heating BL Depth - - - - - - 579 - - 50 - - 50 BL Depth Hcrit - - - - - - 989 - - 989 - - 989 Hcrit BL Top - - - - - - 1534 - - 1005 - - 1005 BL Top Hgt.Variab. - - - - - - 1240 - - 1384 - - 1549 Hgt.Variab. W* - - - - - - 80 - - 18 - - 0 W* B/S - - - - - - 1 - - 0 - - 0 B/S BL Wind - - - - - - 11 - - 8 - - 7 BL Wind Direction - - - - - - 193 - - 170 - - 186 Direction Wind Shear - - - - - - 4 - - 0 - - 0 Wind Shear Max.Converg - - - - - - 2 - - 0 - - 0 Max.Converg CLOUDpotent - - - - - - -1046 - - 0 - - 0 CLOUDpotentl sfcLCL - - - - - - 2580 - - 1005 - - 1005 sfcLCL ODpotential - - - - - - -4075 - - -1639 - - -1037 ODpotential blCL - - - - - - 5609 - - 2644 - - 2042 blCL maxRH - - - - - - 100 - - 100 - - 97 maxRH CAPE - - - - - - 20 - - 150 - - 140 CAPE Temp@2m - - - - - - 69.8 - - 64.6 - - 66.5 Temp@2m DewPt@2m - - - - - - 61.6 - - 63.1 - - 65.6 DewPt@2m Temp@Bot - - - - - - 70.1 - - 64.7 - - 67.3 Temp@Bot DewPt@Bot - - - - - - 60.5 - - 62.9 - - 65.7 DewPt@bot Sfc.Heating - - - - - - -8 - - -2 - - -15 Sfc.Heating BL Depth - - - - - - 579 - - 50 - - 50 BL Depth EXPERIMENT - - - - - - 100 - - 101 - - 87 EXPERIMENT EXPERIMENT2 - - - - - - 12 - - 13 - - 14 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] 97891 16 262 18 268 18 265 97891 90667 12 238 18 266 15 288 90667 85068 5 182 13 242 14 286 85068 80405 3 140 8 184 12 242 80405 76388 2 184 7 135 9 205 76388 72836 2 265 6 119 4 173 72836 69623 4 306 2 020 2 000 69623 66673 6 279 8 306 4 323 66673 63939 7 259 13 299 10 332 63939 61292 12 278 15 283 14 302 61292 58533 13 285 20 289 21 296 58533 55670 22 265 32 269 36 283 55670 52940 24 266 41 255 43 258 52940 50490 41 280 38 255 42 255 50490 48297 49 270 42 272 51 269 48297 46306 50 275 59 281 58 274 46306 44481 56 281 67 282 63 275 44481 42793 61 280 71 277 66 272 42793 41224 69 273 73 268 64 268 41224 39755 81 267 83 263 63 260 39755 38371 60 259 77 258 64 257 38371 37025 52 254 63 256 63 256 37025 35650 50 255 54 256 57 251 35650 34217 46 256 42 260 50 244 34217 32730 44 255 43 267 46 243 32730 31175 43 252 48 273 41 243 31175 29540 43 251 44 269 36 246 29540 27826 40 253 37 258 32 251 27826 26033 32 249 33 250 31 254 26033 24163 30 233 34 247 30 251 24163 22222 34 236 37 247 32 245 22222 20206 34 242 34 241 33 239 20206 18113 33 244 31 239 34 231 18113 15991 35 247 29 229 37 227 15991 13954 31 245 32 232 38 224 13954 12104 26 240 38 242 35 227 12104 10460 20 235 37 251 32 239 10460 8997 17 216 31 272 33 240 8997 7694 17 203 22 281 26 239 7694 6535 23 207 19 255 22 239 6535 5508 27 212 26 238 17 237 5508 4603 30 210 32 228 16 225 4603 3806 30 206 33 217 21 218 3806 3094 28 202 30 208 25 212 3094 2467 24 199 25 203 25 206 2467 1945 20 197 20 197 22 198 1945 1544 15*193 16 187 19 192 1544 1268 13*194 12 177 15 187 1268 1101 12 193 11 173 12*186 1101 1005 9 193 8*170 7*186 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