UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041612.upa.cvt Date: 1200Z 16 APR 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 16 APR 25 Station: U4947 WMO ident: 24947 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 42 SFC 988 139 1.6 -6.4 55 8.0 -1.3 250 1 275.7 276.1 272.5 282.4 2.39 2 985 164 2.8 -5.2 56 8.0 -0.2 250 1 277.1 277.6 273.7 284.5 2.63 3 925 668 -1.5 -12.5 43 11.0 -4.8 240 3 277.8 278.0 272.5 282.3 1.58 4 924 677 -1.7 -12.7 43 11.0 -5.0 241 3 277.7 277.9 272.4 282.1 1.56 5 850 1333 -7.5 -14.5 57 7.0 -9.4 295 7 278.3 278.5 272.6 282.5 1.46 6 763 2161 -15.3 -18.0 80 2.7 -15.9 278 8 278.6 278.8 272.4 282.1 1.21 7 737 2422 -16.9 -19.1 83 2.2 -17.4 273 8 279.6 279.8 272.9 283.0 1.14 8 728 2514 -17.1 -20.8 73 3.7 -17.9 271 9 280.4 280.6 273.1 283.4 1.00 9 713 2671 -15.3 -23.3 50 8.0 -16.9 268 9 284.0 284.2 274.9 286.5 0.82 10 706 2745 -15.1 -24.1 46 9.0 -16.8 266 9 285.1 285.2 275.3 287.4 0.77 11 700 2810 -15.1 -25.1 42 10.0 -17.0 265 9 285.8 285.9 275.6 288.0 0.71 12 646 3414 -17.1 -37.1 16 20.0 -19.7 254 10 290.1 290.2 277.1 290.9 0.24 13 637 3519 -17.9 -38.9 14 21.0 -20.4 252 11 290.4 290.4 277.2 291.1 0.21 14 584 4162 -22.1 -34.1 33 12.0 -23.7 241 12 292.8 292.9 278.6 294.0 0.37 15 508 5168 -31.3 -37.3 55 6.0 -31.9 222 15 293.5 293.6 278.9 294.6 0.31 16 504 5224 -31.7 -37.7 55 6.0 -32.2 221 15 293.7 293.8 279.0 294.7 0.30 17 500 5280 -32.1 -38.1 55 6.0 -32.6 220 15 293.9 294.0 279.0 294.9 0.29 18 464 5804 -34.7 -39.7 60 5.0 -35.1 223 23 297.0 297.1 280.4 297.9 0.26 19 404 6753 -42.7 -46.8 64 4.1 -42.9 230 37 298.6 298.7 281.0 299.1 0.14 20 400 6820 -42.9 -47.0 64 4.1 -43.1 230 38 299.2 299.3 281.2 299.7 0.14 21 328 8134 -51.5 -55.3 64 3.8 -51.6 234 53 304.9 304.9 283.4 305.1 0.06 22 306 8583 -53.5 -57.7 60 4.2 -53.6 235 58 308.2 308.2 284.7 308.4 0.05 23 300 8710 -53.5 -57.7 60 4.2 -53.6 235 58 309.9 309.9 285.4 310.1 0.05 24 283 9086 -53.9 -58.2 59 4.3 -54.0 237 59 314.6 314.6 287.0 314.8 0.05 25 269 9414 -52.3 -56.8 58 4.5 -52.4 238 59 321.5 321.5 289.3 321.8 0.07 26 256 9735 -51.2 -55.9 57 4.7 -51.4 240 60 327.7 327.7 291.2 328.0 0.08 27 250 9890 -50.7 -55.5 57 4.8 -50.8 235 58 330.7 330.7 292.0 331.0 0.08 28 209 11068 -46.7 -54.7 40 8.0 -47.1 239 42 354.3 354.4 297.7 354.8 0.11 29 200 11360 -46.7 -54.7 40 8.0 -47.1 240 38 358.8 358.8 298.5 359.3 0.11 30 151 13216 -47.3 -61.3 19 14.0 -48.0 240 29 387.8 387.8 303.5 388.1 0.07 31 150 13260 -47.1 -61.1 19 14.0 -47.8 240 29 388.9 388.9 303.7 389.2 0.07 32 137 13862 -46.1 -62.1 15 16.0 -47.0 238 28 400.9 400.9 305.3 401.2 0.07 33 102 15802 -51.9 -69.9 10 18.0 -52.6 230 25 425.0 425.0 308.3 425.2 0.03 34 100 15930 -51.9 -70.9 8 19.0 -52.6 230 25 427.4 427.5 308.6 427.6 0.03 35 70 18240 -52.3 -73.3 6 21.0 -53.2 255 23 472.5 472.5 312.8 472.7 0.03 36 50 20420 -54.3 -76.3 5 22.0 -55.4 210 9 515.5 515.5 316.0 515.7 0.02 37 30 23700 -53.5 -76.5 4 23.0 -55.3 235 5 598.8 598.8 320.6 599.1 0.04 38 21 25997 -53.1 -77.1 4 24.0 -55.6 664.3 664.3 323.2 664.7 0.05 TRP 306 8583 -53.5 -57.7 60 4.2 -53.6 235 58 308.2 308.2 284.7 308.4 0.05 WND 256 9735 -51.2 -55.9 57 4.7 -51.4 240 60 327.7 327.7 291.2 328.0 0.08 Sounding variables and indices 1000-500 mb thick: 5238.00 m Freezing level: 945.93 mb = 492.10 m = 1614.47 ft Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 47.58 % Est. max temperature: 4.23 C = 39.62 F Sfc-Lift cond lev (LCL): 872.10 mb = 1131.20 m = 3711.23 ft T: -5.72 C 700-500 lapse rate: 6.88 C/km ThetaE index: 2.37 C Layer 925.0- 850.0 mb Conv cond level (CCL): 797.83 mb = 1818.65 m = 5966.61 ft Mean mixing ratio: 1.90 g/kg Conv temperature: 4.38 C = 39.89 F Cap Strength: 9.64 C Lifted Index: 9.51 C Risk: None Lifted Index @300 mb: 19.14 C Lifted Index @700 mb: 5.39 C Showalter Index: 9.83 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 24.60 C Cross Totals Index: 17.60 C K Index: 0.10 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 2.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.92 J/kg Max Up Vert Vel: 2.42 m/s Conv Inhibition (B-): 49711.72 J/kg Cap Strength: 9.65 C Lift Cond Lev (LCL): 808.91 mb = 1712.91 m = 5619.71 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 272 at 8 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 988 139 250 1 0.9 0.3 | 95 7 -7.2 0.6 1 925 668 240 3 2.6 1.5 | 108 6 -5.5 1.7 2 850 1333 295 7 6.3 -3.0 | 34 3 -1.8 -2.7 3 700 2810 265 9 9.0 0.8 | 219 1 0.8 1.0 4 500 5280 220 15 9.6 11.5 | 187 12 1.5 11.7 5 400 6820 230 38 29.1 24.4 | 220 32 21.0 24.7 6 306 8583 235 58 47.5 33.3 | 230 52 39.4 33.5 7 300 8710 235 58 47.5 33.3 | 230 52 39.4 33.5 8 256 9735 240 60 52.0 30.0 | 235 53 43.8 30.2 9 250 9890 235 58 47.5 33.3 | 230 52 39.4 33.5 10 200 11360 240 38 32.9 19.0 | 232 31 24.8 19.2 11 150 13260 240 29 25.1 14.5 | 229 22 17.0 14.7 12 100 15930 230 25 19.2 16.1 | 214 20 11.0 16.3 13 70 18240 255 23 22.2 6.0 | 246 15 14.1 6.2 14 50 20420 210 9 4.5 7.8 | 156 9 -3.6 8.0 15 30 23700 235 5 4.1 2.9 | 128 5 -4.0 3.1 Wind Parameters Mean winds (0-6000m): 241.7 at 10.9 knts Storm direction: 271.7 at 8.1 knts Shear (0-3000m) pos: 1.0 neg: 1.2 tot: 2.2 10-3/s Storm rel Dir Shear (0-3000m): 120.3 deg Storm rel helicity (0-3000m) pos: 2.5 neg: -3.6 tot: -1.1 m^2/s^2 ave: -0.4 10^-3 m/s^2 rel: -0.33 Storm rel vorticity (0-3000m) horiz: 2.4 stream: -0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.28 Bulk Shear: 10.51 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 243 2 100 7| 0.0 2.0 2.0| 2.3 0.0 2.3 4.5 0.69| 2.0 1.4 1000 258 3 100 5| 2.1 1.0 3.0| 2.5 -1.5 1.0 1.0 -0.05| 3.2 -0.2 1500 278 4 85 4| 2.0 0.7 2.7| 2.5 -3.0 -0.5 -0.4 -0.28| 3.1 -0.9 2000 280 5 78 3| 1.5 0.9 2.4| 2.5 -3.3 -0.8 -0.4 -0.29| 2.7 -0.8 2500 277 6 77 2| 1.2 1.0 2.2| 2.5 -3.4 -0.9 -0.4 -0.35| 2.5 -0.9 3000 274 6 84 2| 1.0 1.2 2.2| 2.5 -3.6 -1.1 -0.4 -0.33| 2.4 -0.8 4000 264 8 149 1| 0.8 1.4 2.1| 2.5 -4.9 -2.4 -0.6 -0.31| 2.4 -0.7 5000 252 9 185 3| 0.6 1.5 2.1| 2.5 -9.8 -7.3 -1.5 -0.33| 2.4 -0.8 6000 242 11 195 6| 0.9 1.7 2.7| 32.1 -10.6 21.5 3.6 -0.04| 3.2 -0.1 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20250416.12.gif