DrJack's BLIPSPOT for: WED 09/17 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 - - 1000z - - 1332z Update Time FCST PERIOD - - - 9 hr - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - 74.3 - - 78.0 - - 81.1 - - 72.4 Temp@2m Sfc.Heating - - - 68 - - 84 - - 64 - - -7 Sfc.Heating BL Depth - - - 687 - - 2003 - - 2513 - - 51 BL Depth Hcrit - - - 989 - - 1548 - - 1732 - - 989 Hcrit BL Top - - - 1642 - - 2958 - - 3468 - - 1006 BL Top Hgt.Variab. - - - 563 - - 1273 - - 1955 - - 790 Hgt.Variab. W* - - - 152 - - 237 - - 239 - - 19 W* B/S - - - 4 - - 6 - - 4 - - 1 B/S BL Wind - - - 7 - - 7 - - 11 - - 5 BL Wind Direction - - - 111 - - 136 - - 141 - - 057 Direction Wind Shear - - - 2 - - 3 - - 3 - - 0 Wind Shear Max.Converg - - - 3 - - 9 - - -4 - - 1 Max.Converg CLOUDpotent - - - -1746 - - -479 - - -571 - - -262 CLOUDpotentl sfcLCL - - - 3388 - - 3437 - - 4039 - - 1268 sfcLCL ODpotential - - - -5501 - - -2967 - - -2724 - - -3613 ODpotential blCL - - - 7143 - - 5925 - - 6192 - - 4619 blCL maxRH - - - 80 - - 98 - - 87 - - 89 maxRH CAPE - - - 500 - - 1190 - - 1790 - - 1980 CAPE Temp@2m - - - 74.3 - - 78.0 - - 81.1 - - 72.4 Temp@2m DewPt@2m - - - 62.9 - - 66.1 - - 66.5 - - 69.7 DewPt@2m Temp@Bot - - - 73.9 - - 77.3 - - 80.6 - - 72.8 Temp@Bot DewPt@Bot - - - 62.1 - - 65.2 - - 65.6 - - 69.5 DewPt@bot Sfc.Heating - - - 68 - - 84 - - 64 - - -7 Sfc.Heating BL Depth - - - 687 - - 2003 - - 2513 - - 51 BL Depth EXPERIMENT - - - 19 - - 94 - - 47 - - 55 EXPERIMENT EXPERIMENT2 - - - 12 - - 13 - - 14 - - 16 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] 98154 3 045 4 228 6 030 2 198 98154 90845 3 083 3 105 3 289 4 322 90845 85206 12 093 8 068 6 202 5 349 85206 80508 15 076 8 079 3 163 6 358 80508 76455 12 061 7 111 3 024 8 355 76455 72879 7 038 7 109 3 024 7 344 72879 69637 5 343 8 080 1 193 5 321 69637 66645 4 280 8 053 2 186 4 314 66645 63862 2 206 7 027 2 000 3 348 63862 61172 5 070 5 014 5 003 5 346 61172 58382 12 031 4 358 4 018 5 337 58382 55496 9 342 5 314 2 324 6 320 55496 52743 3 254 5 290 3 237 4 243 52743 50263 9 233 9 251 6 241 6 226 50263 48040 15 233 11 228 9 247 8 243 48040 46032 13 236 13 231 15 244 10 235 46032 44214 13 259 14 237 14 218 9 196 44214 42558 17 237 18 184 16 211 11 215 42558 41025 9 174 24 163 19 213 19 220 41025 39581 16 128 21 174 24 199 18 180 39581 38212 13 114 19 193 25 189 20 158 38212 36882 5 057 17 211 20 185 18 162 36882 35526 8 350 15 213 18 182 14 167 35526 34115 12 339 11 198 18 184 14 172 34115 32650 10 350 10 173 16 198 15 165 32650 31117 3 301 13 176 13 237 15 170 31117 29502 8 186 17 183 10 243 12 190 29502 27806 14 167 17 206 9 205 11 192 27806 26032 13 189 16 227 14 216 10 209 26032 24181 15 227 16 222 22 221 13 222 24181 22255 18 245 16 220 20 209 16 222 22255 20253 18 245 17 234 19 207 20 216 20253 18167 15 238 17 231 20 213 25 215 18167 16044 14 223 17 227 23 211 28 218 16044 14005 11 225 22 217 25 208 31 213 14005 12156 11 222 22 212 29 209 36 205 12156 10513 12 224 19 213 28 204 36 203 10513 9050 13 228 20 219 23 200 30 207 9050 7746 12 228 20 215 21 196 24 209 7746 6585 11 222 18 210 19 191 21 203 6585 5556 10 208 15 198 14 184 20 194 5556 4647 10 190 12 169 11 171 18 185 4647 3844 11 184 12 140 11*151 16 174 3844 3125 10 174 10*133 11*144 13 160 3125 2490 8 142 8*137 11 142 9 141 2490 1959 9*119 7 137 11 142 6 099 1959 1552 8*112 7 136 11 140 9 062 1552 1273 7 111 6 136 10 140 9 059 1273 1103 7 110 6 135 10 140 8*058 1103 1006 6 111 5 136 8 139 5*057 1006 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