DrJack's BLIPSPOT for: THU 04/16 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 - - 1334z Update Time FCST PERIOD - - - - - - 9 hr - - 12 hr - - 12 hr FCST PERIOD Temp@2m - - - - - - 67.5 - - 68.5 - - 62.2 Temp@2m Sfc.Heating - - - - - - 53 - - -11 - - -4 Sfc.Heating BL Depth - - - - - - 2131 - - 221 - - 34 BL Depth Hcrit - - - - - - 1217 - - 1218 - - 1217 Hcrit BL Top - - - - - - 3331 - - 1421 - - 1234 BL Top Hgt.Variab. - - - - - - 1686 - - 3819 - - 1332 Hgt.Variab. W* - - - - - - 216 - - 48 - - 0 W* B/S - - - - - - 4 - - 1 - - 0 B/S BL Wind - - - - - - 10 - - 6 - - 2 BL Wind Direction - - - - - - 201 - - 199 - - 161 Direction Wind Shear - - - - - - 11 - - 3 - - 0 Wind Shear Max.Converg - - - - - - -3 - - -3 - - -1 Max.Converg CLOUDpotent - - - - - - 1255 - - -404 - - 0 CLOUDpotentl sfcLCL - - - - - - 2076 - - 1825 - - 1234 sfcLCL ODpotential - - - - - - 187 - - -1769 - - -1898 ODpotential blCL - - - - - - 3144 - - 3190 - - 3132 blCL maxRH - - - - - - 98 - - 99 - - 96 maxRH CAPE - - - - - - 560 - - 1400 - - 860 CAPE Temp@2m - - - - - - 67.5 - - 68.5 - - 62.2 Temp@2m DewPt@2m - - - - - - 62.1 - - 64.1 - - 61.3 DewPt@2m Temp@Bot - - - - - - 67.3 - - 69.3 - - 64.2 Temp@Bot DewPt@Bot - - - - - - 61.0 - - 63.3 - - 62.2 DewPt@bot Sfc.Heating - - - - - - 53 - - -11 - - -4 Sfc.Heating BL Depth - - - - - - 2131 - - 221 - - 34 BL Depth EXPERIMENT - - - - - - 93 - - 97 - - 84 EXPERIMENT EXPERIMENT2 - - - - - - 11 - - 13 - - 12 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] 96903 19 230 31 260 25 268 96903 89655 15 274 24 236 21 276 89655 84114 21 259 19 252 23 276 84114 79544 25 247 18 268 19 271 79544 75598 25 257 18 276 18 256 75598 72085 23 251 26 278 20 257 72085 68880 21 241 24 270 20 254 68880 65917 16 238 20 246 22 254 65917 63155 16 264 22 247 21 266 63155 60465 33 272 32 270 28 267 60465 57649 45 267 46 270 41 266 57649 54726 50 256 53 258 49 261 54726 51944 48 253 48 253 55 256 51944 49443 48 270 50 260 54 254 49443 47209 64 267 62 263 57 259 47209 45194 77 256 78 254 71 255 45194 43367 76 240 75 234 73 244 43367 41702 60 242 64 232 73 235 41702 40172 55 260 71 239 75 227 40172 38752 60 265 78 241 75 229 38752 37411 63 258 75 241 76 235 37411 36110 64 254 70 241 74 240 36110 34783 65 252 66 238 67 244 34783 33402 63 254 63 235 62 242 33402 31973 60 257 62 235 63 240 31973 30481 57 253 62 237 64 240 30481 28913 58 248 63 240 65 240 28913 27270 62 248 64 242 65 240 27270 25550 62 251 64 245 65 241 25550 23754 60 255 64 247 64 243 23754 21886 60 254 64 247 64 244 21886 19944 58 250 62 245 61 242 19944 17925 61 251 57 244 54 240 17925 15872 65 252 59 247 51 240 15872 13899 61 249 58 250 48 242 13899 12103 54 247 51 252 45 243 12103 10502 45 246 45 249 44 241 10502 9076 38 245 43 243 42 240 9076 7806 33 246 41 237 41 240 7806 6677 29 246 37 233 37 240 6677 5676 26 244 32 231 33 237 5676 4791 22 236 28 228 29 235 4791 4009 18*226 25 225 25 235 4009 3307 15*215 21 219 22 236 3307 2686 13 206 19 214 21 237 2686 2168 10 197 15 210 18 235 2168 1770 9 190 13 207 13 231 1770 1495 8 188 11*204 8 224 1495 1329 7 186 8*201 5*208 1329 1234 5 184 5 197 2*161 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