UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 4 DEC 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 59 SFC 990 131 -27.5 -32.2 64 4.7 -27.8 0 0 246.4 246.4 246.0 247.1 0.26 2 974 250 -24.9 -29.4 66 4.5 -25.3 323 3 250.1 250.2 249.6 251.1 0.34 3 962 341 -20.5 -24.7 69 4.2 -21.0 295 5 255.5 255.5 254.6 256.9 0.54 4 939 521 -18.5 -21.7 76 3.2 -19.0 239 9 259.3 259.4 258.1 261.2 0.72 5 927 618 -14.3 -17.2 79 2.9 -14.9 210 11 264.5 264.7 262.8 267.5 1.07 6 925 634 -14.5 -17.3 79 2.8 -15.0 205 11 264.5 264.7 262.8 267.4 1.06 7 873 1069 -17.7 -22.1 68 4.4 -18.4 229 14 265.6 265.7 263.0 267.7 0.74 8 850 1269 -17.1 -20.6 74 3.5 -17.7 240 15 268.2 268.4 265.1 270.7 0.87 9 844 1322 -17.1 -20.2 77 3.1 -17.7 242 15 268.8 268.9 265.6 271.4 0.91 10 752 2179 -22.1 -24.3 82 2.2 -22.4 268 21 272.4 272.5 267.7 274.4 0.71 11 726 2439 -20.9 -23.1 82 2.2 -21.2 277 23 276.4 276.6 270.4 278.9 0.82 12 712 2582 -21.9 -23.9 84 2.0 -22.2 281 24 276.9 277.0 270.7 279.2 0.78 13 700 2707 -22.9 -24.8 84 1.9 -23.2 285 25 277.1 277.2 270.7 279.3 0.73 14 685 2865 -24.3 -26.5 82 2.2 -24.6 287 25 277.3 277.4 270.7 279.2 0.64 15 659 3148 -24.3 -26.7 80 2.4 -24.6 289 25 280.4 280.5 272.5 282.4 0.65 16 555 4375 -34.1 -37.3 73 3.2 -34.3 302 26 282.9 282.9 273.3 283.8 0.28 17 500 5100 -38.3 -41.4 73 3.1 -38.5 310 27 286.3 286.4 275.1 287.0 0.20 18 400 6600 -48.7 -52.5 65 3.8 -48.8 310 35 291.7 291.7 277.6 292.0 0.07 19 305 8328 -60.9 -64.8 60 3.9 -60.9 315 35 298.1 298.1 280.5 298.2 0.02 20 300 8430 -61.3 -65.2 60 3.9 -61.3 315 35 298.9 298.9 280.9 299.0 0.02 21 262 9263 -63.3 -67.6 56 4.3 -63.3 310 31 307.8 307.8 284.5 307.9 0.02 22 250 9550 -63.3 -67.6 56 4.3 -63.3 310 31 312.0 312.0 286.1 312.0 0.02 23 242 9750 -63.7 -68.0 56 4.3 -63.7 309 31 314.3 314.3 286.9 314.3 0.02 24 234 9958 -62.5 -66.8 56 4.3 -62.6 309 31 319.1 319.1 288.5 319.2 0.02 25 200 10930 -61.9 -66.2 56 4.3 -62.0 305 31 334.7 334.7 293.0 334.8 0.03 26 150 12710 -61.1 -65.7 54 4.6 -61.2 315 25 364.8 364.8 299.7 365.0 0.04 27 105 14919 -61.1 -66.1 51 5.0 -61.2 302 25 404.0 404.0 305.7 404.2 0.05 28 101 15159 -63.1 -68.1 51 5.0 -63.2 300 25 404.7 404.7 305.9 404.9 0.04 29 100 15220 -63.1 -68.1 51 5.0 -63.2 300 25 405.8 405.8 306.0 406.0 0.04 30 70 17400 -65.7 -71.7 43 6.0 -65.8 285 25 443.8 443.8 310.3 444.0 0.03 31 64 17945 -66.9 -72.9 42 6.0 -67.0 272 24 452.7 452.7 311.1 452.9 0.03 32 50 19440 -67.1 -73.1 42 6.0 -67.2 235 21 485.4 485.4 313.9 485.6 0.04 33 39 20941 -66.7 -72.7 42 6.0 -66.9 240 28 522.1 522.1 316.5 522.5 0.05 34 33 21962 -62.5 -68.5 44 6.0 -62.9 243 32 558.8 558.9 318.6 559.6 0.11 35 30 22550 -62.7 -68.7 44 6.0 -63.1 245 35 573.7 573.8 319.4 574.6 0.12 36 26 23429 -64.7 -70.7 43 6.0 -65.0 238 45 592.0 592.0 320.3 592.8 0.11 37 20 25060 -57.7 -64.7 40 7.0 -58.7 225 64 659.6 659.7 323.2 662.2 0.32 38 18 25731 -55.3 -62.3 41 7.0 -56.6 220 73 687.3 687.5 324.1 691.5 0.49 39 15 26890 -57.9 -64.9 40 7.0 -59.2 213 87 715.5 715.6 325.0 719.1 0.41 40 14 27333 -51.5 -59.5 38 8.0 -53.9 210 93 751.4 751.8 326.2 759.8 0.90 41 10 29540 -47.6 -58.4 28 10.8 -52.1 195 120 841.7 842.4 328.5 856.8 1.45 42 9.7 29741 -47.3 -58.3 27 11.0 -52.0 850.4 851.1 328.7 866.3 1.51 43 8.7 30470 -41.5 -54.5 23 13.0 -48.6 899.8 901.2 329.9 929.6 2.69 TRP 262 9263 -63.3 -67.6 56 4.3 -63.3 310 31 307.8 307.8 284.5 307.9 0.02 WND 10 29540 -47.6 -58.4 28 10.8 -52.1 195 120 841.7 842.4 328.5 856.8 1.45 Sounding variables and indices 1000-500 mb thick: 5041.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 76.60 % Est. max temperature: -5.00 C = 23.01 F Sfc-Lift cond lev (LCL): 914.59 mb = 719.13 m = 2359.31 ft T: -15.13 C 700-500 lapse rate: 6.44 C/km ThetaE index: 0.06 C Layer 925.0- 873.0 mb Conv cond level (CCL): 990.00 mb = 131.45 m = 431.25 ft Mean mixing ratio: 0.71 g/kg Conv temperature: -21.15 C = -6.07 F Cap Strength: 18.79 C Lifted Index: 21.04 C Risk: None Lifted Index @300 mb: 27.04 C Lifted Index @700 mb: 15.28 C Showalter Index: 13.01 C Risk: None Total Totals Index: 38.90 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 17.70 C K Index: -1.30 Risk: None Sweat Index: 199.46 Risk: None Energy Index: 3.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 80.92 J/kg Max Up Vert Vel: 12.72 m/s Conv Inhibition (B-): 62349.73 J/kg Cap Strength: 20.78 C Lift Cond Lev (LCL): 896.27 mb = 871.33 m = 2858.67 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 320 at 17 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 ---------------------------------------------------------- 0 990 131 0 0 -0.0 -0.0 | 140 17 -10.7 12.8 1 925 634 205 11 4.6 10.0 | 165 24 -6.1 22.8 2 850 1269 240 15 13.0 7.5 | 186 20 2.3 20.3 3 700 2707 285 25 24.1 -6.5 | 245 15 13.4 6.4 4 500 5100 310 27 20.7 -17.4 | 294 11 10.0 -4.5 5 400 6600 310 35 26.8 -22.5 | 301 19 16.1 -9.7 6 300 8430 315 35 24.7 -24.7 | 310 18 14.0 -11.9 7 262 9263 310 31 23.7 -19.9 | 299 15 13.0 -7.1 8 250 9550 310 31 23.7 -19.9 | 299 15 13.0 -7.1 9 200 10930 305 31 25.4 -17.8 | 289 16 14.7 -5.0 10 150 12710 315 25 17.7 -17.7 | 305 9 7.0 -4.9 11 100 15220 300 25 21.7 -12.5 | 268 11 10.9 0.3 12 70 17400 285 25 24.1 -6.5 | 245 15 13.4 6.4 13 50 19440 235 21 17.2 12.0 | 195 26 6.5 24.9 14 30 22550 245 35 31.7 14.8 | 217 35 21.0 27.6 15 20 25060 225 64 45.3 45.3 | 211 68 34.6 58.1 16 10 29540 195 120 31.1 115.9 | 189 130 20.4 128.7 Wind Parameters Mean winds (0-6000m): 290.2 at 22.3 knts Storm direction: 320.2 at 16.7 knts Shear (0-3000m) pos: 4.5 neg: 1.9 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 111.5 deg Storm rel helicity (0-3000m) pos: 164.9 neg: -8.9 tot: 156.0 m^2/s^2 ave: 52.0 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 8.3 stream: 5.7 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 1.21 Bulk Shear: 66.84 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 ------------------------------------------------------------------------------- 500 205 5 155 20| 0.0 11.3 11.3| 27.0 -8.9 18.1 36.1 0.30| 19.3 5.8 1000 216 9 165 21| 3.4 5.6 9.0| 64.9 -8.9 56.0 56.0 0.47| 13.1 6.2 1500 229 11 174 20| 4.3 3.8 8.1| 96.0 -8.9 87.1 58.1 0.56| 10.9 6.1 2000 241 13 182 19| 4.7 2.8 7.6|124.9 -8.9 116.0 58.0 0.62| 9.8 6.1 2500 253 15 193 18| 5.0 2.3 7.3|153.9 -8.9 145.0 58.0 0.68| 9.3 6.3 3000 262 17 201 16| 4.5 1.9 6.4|164.9 -8.9 156.0 52.0 0.69| 8.3 5.7 4000 274 19 216 14| 3.7 1.4 5.1|179.8 -8.9 170.9 42.7 0.71| 6.8 4.9 5000 283 21 230 12| 3.3 1.1 4.4|194.0 -8.9 185.1 37.0 0.73| 5.9 4.4 6000 290 22 243 11| 2.7 0.9 3.7|198.1 -8.9 189.2 31.5 0.69| 5.4 3.7 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251204.00.gif