DrJack's BLIPSPOT for: SUN 05/17 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 - - - - - - 0700z - - 1002z - - 1334z Update Time FCST PERIOD - - - - - - 12 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 72.7 - - 77.0 - - 73.3 Temp@2m Sfc.Heating - - - - - - -6 - - 39 - - -14 Sfc.Heating BL Depth - - - - - - 51 - - 2695 - - 51 BL Depth Hcrit - - - - - - 989 - - 1592 - - 989 Hcrit BL Top - - - - - - 1006 - - 3650 - - 1006 BL Top Hgt.Variab. - - - - - - 2972 - - 1560 - - 2260 Hgt.Variab. W* - - - - - - 32 - - 230 - - 23 W* B/S - - - - - - 1 - - 1 - - 1 B/S BL Wind - - - - - - 9 - - 28 - - 6 BL Wind Direction - - - - - - 178 - - 177 - - 175 Direction Wind Shear - - - - - - 0 - - 14 - - 0 Wind Shear Max.Converg - - - - - - 0 - - -4 - - 0 Max.Converg CLOUDpotent - - - - - - -481 - - 1532 - - -289 CLOUDpotentl sfcLCL - - - - - - 1487 - - 2118 - - 1295 sfcLCL ODpotential - - - - - - -1132 - - 613 - - -1748 ODpotential blCL - - - - - - 2138 - - 3037 - - 2754 blCL maxRH - - - - - - 100 - - 100 - - 100 maxRH CAPE - - - - - - 2310 - - 3130 - - 2790 CAPE Temp@2m - - - - - - 72.7 - - 77.0 - - 73.3 Temp@2m DewPt@2m - - - - - - 68.8 - - 70.3 - - 70.1 DewPt@2m Temp@Bot - - - - - - 72.8 - - 76.8 - - 74.1 Temp@Bot DewPt@Bot - - - - - - 68.2 - - 69.3 - - 69.7 DewPt@bot Sfc.Heating - - - - - - -6 - - 39 - - -14 Sfc.Heating BL Depth - - - - - - 51 - - 2695 - - 51 BL Depth EXPERIMENT - - - - - - 101 - - 101 - - 99 EXPERIMENT EXPERIMENT2 - - - - - - 16 - - 15 - - 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] 98047 11 099 5 336 6 341 98047 90626 2 129 1 084 3 061 90626 84916 3 223 4 180 5 031 84916 80191 6 114 2 149 3 020 80191 76124 2 085 2 274 8 297 76124 72530 5 215 6 199 9 257 72530 69277 3 212 6 215 10 220 69277 66289 8 261 9 253 8 250 66289 63519 12 252 13 269 8 267 63519 60813 19 251 25 262 16 265 60813 58000 30 255 36 249 28 255 58000 55122 40 245 42 238 36 242 55122 52387 36 232 38 216 39 240 52387 49918 29 246 41 237 50 245 49918 47699 52 257 55 245 61 239 47699 45689 66 250 63 245 65 233 45689 43857 65 242 63 242 67 230 43857 42179 66 222 64 237 67 228 42179 40623 64 209 63 230 65 225 40623 39167 51 210 61 226 61 223 39167 37795 48 212 58 211 56 221 37795 36470 49 212 56 201 51 217 36470 35126 46 214 52 201 46 212 35126 33734 39 218 51 202 42 213 33734 32294 37 225 49 209 41 217 32294 30788 37 229 45 219 41 215 30788 29204 36 227 45 222 42 214 29204 27544 37 226 44 224 42 216 27544 25804 38 225 39 229 39 218 25804 23988 36 231 36 227 35 220 23988 22100 34 238 39 221 38 222 22100 20135 36 241 39 222 39 222 20135 18091 39 240 39 236 42 221 18091 16010 38 238 44 239 45 220 16010 14000 37 231 47 233 43 220 14000 12160 38 224 46 231 39 221 12160 10513 38 221 44 224 36 222 10513 9042 36 217 43 214 35 220 9042 7731 35 213 43 202 40 213 7731 6572 35 210 43 193 46 204 6572 5548 31 205 38 192 44 199 5548 4643 27 199 35 189 40 199 4643 3843 24 194 34*187 34 198 3843 3125 22 193 32*182 29 197 3125 2490 21 192 30 179 25 198 2490 1961 18 188 29 177 19 193 1961 1553 16 184 27 176 15 187 1553 1273 14 182 26 175 12 181 1273 1103 13*180 23 174 10*178 1103 1006 9*178 18 174 6*175 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