DrJack's BLIPSPOT for: TUE 08/25 Montpelier_VT 1200ft pt43602@44.219,-72.589,1132ft SPONSORED BY: Moshe Braner, Post Mills Soaring Club BLIPSPOT sfc.temp. adjusted by +0.2 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 - - - - - - 0953z - - 1001z - - 1333z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 64.8 - - 67.0 - - 61.9 Temp@2m Sfc.Heating - - - - - - 98 - - 70 - - -9 Sfc.Heating BL Depth - - - - - - 2384 - - 2937 - - 34 BL Depth Hcrit - - - - - - 2179 - - 2317 - - 1217 Hcrit BL Top - - - - - - 3584 - - 4137 - - 1234 BL Top Hgt.Variab. - - - - - - 1939 - - 2402 - - 3323 Hgt.Variab. W* - - - - - - 261 - - 253 - - 9 W* B/S - - - - - - 4 - - 4 - - 0 B/S BL Wind - - - - - - 13 - - 13 - - 3 BL Wind Direction - - - - - - 293 - - 294 - - 297 Direction Wind Shear - - - - - - 7 - - 7 - - 0 Wind Shear Max.Converg - - - - - - 5 - - 4 - - 1 Max.Converg CLOUDpotent - - - - - - 969 - - 601 - - -797 CLOUDpotentl sfcLCL - - - - - - 2615 - - 3536 - - 2031 sfcLCL ODpotential - - - - - - 444 - - -709 - - -1937 ODpotential blCL - - - - - - 3140 - - 4846 - - 3171 blCL maxRH - - - - - - 99 - - 86 - - 91 maxRH CAPE - - - - - - 160 - - 100 - - 70 CAPE Temp@2m - - - - - - 64.8 - - 67.0 - - 61.9 Temp@2m DewPt@2m - - - - - - 57.4 - - 55.7 - - 57.1 DewPt@2m Temp@Bot - - - - - - 64.4 - - 66.8 - - 63.6 Temp@Bot DewPt@Bot - - - - - - 56.6 - - 54.7 - - 56.7 DewPt@bot Sfc.Heating - - - - - - 98 - - 70 - - -9 Sfc.Heating BL Depth - - - - - - 2384 - - 2937 - - 34 BL Depth EXPERIMENT - - - - - - 96 - - 43 - - 63 EXPERIMENT EXPERIMENT2 - - - - - - 10 - - 9 - - 10 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] 99522 15 092 12 094 9 066 99522 92020 17 097 10 091 7 058 92020 86213 12 095 7 089 6 063 86213 81385 10 093 5 083 9 066 81385 77228 10 097 5 073 9 075 77228 73559 5 093 6 089 7 083 73559 70239 5 123 6 102 5 086 70239 67175 6 146 3 125 3 090 67175 64322 7 125 6 169 2 237 64322 61553 3 198 5 150 4 236 61553 58655 9 218 7 223 9 236 58655 55639 12 206 11 240 10 218 55639 52756 16 227 17 243 11 253 52756 50166 19 225 17 240 24 260 50166 47854 16 223 20 242 23 246 47854 45762 15 245 19 244 21 262 45762 43851 19 259 16 253 24 265 43851 42091 22 260 18 272 23 261 42091 40459 24 258 24 276 19 278 40459 38939 24 261 23 275 21 299 38939 37523 21 261 24 295 26 306 37523 36174 18 274 27 308 32 315 36174 34821 20 291 30 310 35 323 34821 33430 17 289 26 310 36 327 33430 31996 15 296 25 313 35 324 31996 30500 13 293 28 313 32 316 30500 28931 13 280 28 310 30 311 28931 27287 14 266 26 310 27 308 27287 25568 16 260 24 311 25 301 25568 23774 17 259 23 309 24 291 23774 21909 18 256 21 303 21 295 21909 19964 17 251 17 286 19 309 19964 17934 16 256 15 276 17 311 17934 15866 16 268 13 276 16 304 15866 13875 17 276 13 283 15 304 13875 12066 15 280 14 292 15 310 12066 10460 12 284 14 301 14 309 10460 9035 9 283 12 296 13 305 9035 7768 9 276 12 283 13 296 7768 6642 10 277 13 282 13 286 6642 5645 12 282 15 290 14 285 5645 4765 14 288 15*292 15 290 4765 3988 14*290 14*293 14 297 3988 3293 14*292 14 293 14 302 3293 2677 14 293 14 294 14 303 2677 2162 14 293 13 294 13 303 2162 1767 13 294 12 295 12 303 1767 1494 12 294 11 295 10 301 1494 1328 10 294 10 295 8*300 1328 1234 7 295 7 296 3*297 1234 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