DrJack's BLIPSPOT for: MON 05/04 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 = 15Z 0Z ----------------------------------- VALIDATION TIME --------------------------------------- 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z 0Z ------------------------------------------------------------------------------------------- Update Time - - - - - - 0953z - - 1001z - - 1554z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 9 hr FCST PERIOD Temp@2m - - - - - - 55.8 - - 59.5 - - 53.7 Temp@2m Sfc.Heating - - - - - - 184 - - 79 - - -33 Sfc.Heating BL Depth - - - - - - 3324 - - 3666 - - 33 BL Depth Hcrit - - - - - - 3180 - - 2941 - - 1217 Hcrit BL Top - - - - - - 4524 - - 4866 - - 1233 BL Top Hgt.Variab. - - - - - - 2607 - - 3693 - - 281 Hgt.Variab. W* - - - - - - 355 - - 283 - - 13 W* B/S - - - - - - 3 - - 2 - - 1 B/S BL Wind - - - - - - 22 - - 21 - - 4 BL Wind Direction - - - - - - 229 - - 232 - - 172 Direction Wind Shear - - - - - - 13 - - 17 - - 0 Wind Shear Max.Converg - - - - - - 5 - - 5 - - -2 Max.Converg CLOUDpotent - - - - - - 597 - - 498 - - -1000 CLOUDpotentl sfcLCL - - - - - - 3927 - - 4368 - - 2233 sfcLCL ODpotential - - - - - - -427 - - -580 - - -3639 ODpotential blCL - - - - - - 4951 - - 5446 - - 4872 blCL maxRH - - - - - - 93 - - 85 - - 86 maxRH CAPE - - - - - - 100 - - 200 - - 160 CAPE Temp@2m - - - - - - 55.8 - - 59.5 - - 53.7 Temp@2m DewPt@2m - - - - - - 42.6 - - 44.4 - - 48.0 DewPt@2m Temp@Bot - - - - - - 55.1 - - 59.3 - - 56.6 Temp@Bot DewPt@Bot - - - - - - 41.5 - - 43.4 - - 47.4 DewPt@bot Sfc.Heating - - - - - - 184 - - 79 - - -33 Sfc.Heating BL Depth - - - - - - 3324 - - 3666 - - 33 BL Depth EXPERIMENT - - - - - - 72 - - 39 - - 44 EXPERIMENT EXPERIMENT2 - - - - - - 5 - - 6 - - 7 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] 97802 10 120 6 180 1 246 97802 90406 11 146 6 171 4 192 90406 84718 13 172 4 188 6 170 84718 79968 14 180 8 186 8 193 79968 75848 15 182 12 187 5 197 75848 72182 14 168 13 177 13 209 72182 68857 14 173 13 171 12 187 68857 65787 14 180 10 174 14 186 65787 62918 20 202 17 216 13 187 62918 60114 20 208 20 205 15 215 60114 57188 23 222 21 218 21 217 57188 54160 23 221 23 219 18 216 54160 51272 23 231 24 242 29 244 51272 48685 32 235 30 241 32 231 48685 46380 34 233 29 246 24 250 46380 44302 33 242 31 249 35 261 44302 42413 35 245 33 256 35 256 42413 40682 37 246 37 259 35 259 40682 39086 38 249 35 268 41 266 39086 37625 35 260 42 272 50 281 37625 36291 40 266 48 284 50 293 36291 35026 41 275 65 290 56 306 35026 33744 59 291 56 293 59 305 33744 32416 64 290 53 309 51 302 32416 31042 59 307 59 311 46 293 31042 29606 68 317 56 306 46 282 29606 28097 62 316 51 295 47 274 28097 26513 49 299 52 286 47 269 26513 24853 50 288 53 281 46 265 24853 23120 54 282 51 276 46 263 23120 21316 53 277 49 273 46 265 21316 19435 49 270 48 276 45 266 19435 17471 43 266 44 279 42 267 17471 15469 38 265 43 274 40 269 15469 13549 36 266 41 266 37 267 13549 11810 36 263 38 261 37 263 11810 10265 37 263 37 263 38 259 10265 8887 39 265 36 263 38 257 8887 7657 38 265 34 262 35 256 7657 6560 34 260 32 257 30 253 6560 5584 29 252 29*250 26 247 5584 4721 26*242 26*242 25 241 4721 3955 24*233 24 234 24 235 3955 3268 23 230 23 232 23 230 3268 2660 23 228 22 230 21 226 2660 2151 22 227 21 229 18 220 2151 1759 21 227 19 228 15 211 1759 1490 19 226 17 227 11 196 1490 1326 16 226 14 226 8 183 1326 1233 11 225 10 226 4*172 1233 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