UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for U4947... Searching the city database file for: U4947 ... Date:1200Z 3 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 127 0 0 SFC 999 134 -36.5 -41.0 63 4.5 -36.7 0 0 236.7 236.7 236.5 237.0 0.11 2 994 169 -36.1 -40.0 67 3.9 -36.2 355 0 237.5 237.5 237.3 237.8 0.12 3 980 269 -29.9 -34.2 66 4.3 -30.2 343 0 244.7 244.7 244.3 245.2 0.22 4 960 416 -27.7 -31.9 67 4.2 -28.0 324 1 248.3 248.4 247.8 249.1 0.27 5 959 424 -24.9 -29.0 69 4.1 -25.3 323 1 251.2 251.3 250.6 252.2 0.36 6 955 454 -24.7 -28.8 69 4.1 -25.1 319 1 251.7 251.8 251.0 252.8 0.37 7 951 485 -21.1 -25.1 70 4.0 -21.6 315 1 255.7 255.8 254.8 257.1 0.52 8 937 595 -19.1 -23.2 70 4.1 -19.7 302 1 258.8 258.9 257.5 260.6 0.63 9 925 691 -19.5 -23.7 69 4.2 -20.1 290 1 259.4 259.5 257.9 261.1 0.61 10 860 1231 -20.7 -26.7 59 6.0 -21.5 260 8 263.6 263.7 261.0 265.0 0.50 11 850 1318 -20.1 -25.1 64 5.0 -20.8 255 9 265.1 265.2 262.3 266.8 0.59 12 808 1693 -21.1 -28.1 53 7.0 -22.0 262 12 267.9 268.0 264.1 269.3 0.47 13 798 1785 -20.5 -27.5 53 7.0 -21.4 263 12 269.5 269.6 265.3 271.0 0.50 14 715 2591 -24.5 -27.8 74 3.3 -24.9 277 18 273.7 273.8 268.2 275.3 0.54 15 700 2745 -24.7 -27.9 75 3.2 -25.1 280 19 275.1 275.2 269.1 276.8 0.55 16 681 2945 -24.7 -27.8 75 3.1 -25.1 278 18 277.3 277.4 270.5 279.0 0.57 17 652 3261 -24.9 -28.5 72 3.6 -25.4 275 17 280.6 280.6 272.5 282.3 0.56 18 567 4262 -30.9 -35.9 61 5.0 -31.3 264 14 284.9 285.0 274.5 285.9 0.31 19 500 5140 -37.9 -42.9 59 5.0 -38.2 255 11 286.8 286.9 275.3 287.4 0.17 20 400 6640 -48.9 -53.6 58 4.7 -49.0 235 13 291.4 291.4 277.5 291.7 0.06 21 300 8470 -62.5 -67.1 54 4.6 -62.6 265 13 297.2 297.2 280.1 297.3 0.02 22 269 9137 -67.7 -72.3 52 4.6 -67.7 265 13 299.1 299.1 281.0 299.1 0.01 23 252 9532 -67.1 -71.7 52 4.6 -67.1 292 11 305.6 305.6 283.7 305.6 0.01 24 250 9580 -66.3 -70.8 53 4.5 -66.3 295 11 307.5 307.5 284.4 307.5 0.01 25 225 10224 -62.3 -67.1 52 4.8 -62.3 312 16 323.0 323.0 289.7 323.1 0.02 26 200 10950 -62.3 -67.2 52 4.9 -62.4 330 21 334.1 334.1 292.9 334.2 0.02 27 150 12730 -61.9 -66.9 51 5.0 -62.0 320 21 363.4 363.4 299.4 363.6 0.03 28 135 13381 -61.1 -67.1 45 6.0 -61.2 319 22 376.0 376.0 301.6 376.1 0.03 29 100 15230 -63.7 -69.7 44 6.0 -63.8 315 23 404.7 404.7 305.9 404.8 0.03 30 72 17237 -65.5 -73.5 32 8.0 -65.7 440.7 440.7 310.0 440.8 0.03 TRP 269 9137 -67.7 -72.3 52 4.6 -67.7 265 13 299.1 299.1 281.0 299.1 0.01 WND Sounding variables and indices 1000-500 mb thick: 5013.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 65.04 % Est. max temperature: -8.07 C = 17.47 F Sfc-Lift cond lev (LCL): 924.04 mb = 698.69 m = 2292.26 ft T: -19.52 C 700-500 lapse rate: 5.51 C/km ThetaE index: 0.00 C Layer 999.0- 0.0 mb Conv cond level (CCL): 999.00 mb = 133.94 m = 439.43 ft Mean mixing ratio: 0.43 g/kg Conv temperature: -26.80 C = -16.23 F Cap Strength: 26.56 C Lifted Index: 27.18 C Risk: None Lifted Index @300 mb: 30.82 C Lifted Index @700 mb: 19.58 C Showalter Index: 16.57 C Risk: None Total Totals Index: 30.60 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 12.80 C K Index: -10.50 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 4.40 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 107.11 J/kg Max Up Vert Vel: 14.64 m/s Conv Inhibition (B-): 32489.38 J/kg Cap Strength: 27.12 C Lift Cond Lev (LCL): 902.09 mb = 876.97 m = 2877.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 297 at 9 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 ---------------------------------------------------------- 0 999 134 0 0 -0.0 -0.0 | 117 9 -7.9 4.0 1 925 691 290 1 0.9 -0.3 | 118 8 -7.0 3.7 2 850 1318 255 9 8.7 2.3 | 187 6 0.8 6.3 3 700 2745 280 19 18.7 -3.3 | 266 11 10.8 0.7 4 500 5140 255 11 10.6 2.8 | 201 7 2.7 6.9 5 400 6640 235 13 10.6 7.5 | 193 12 2.7 11.5 6 300 8470 265 13 13.0 1.1 | 224 7 5.0 5.2 7 269 9137 265 13 13.0 1.1 | 224 7 5.0 5.2 8 250 9580 295 11 10.0 -4.6 | 287 2 2.0 -0.6 9 200 10950 330 21 10.5 -18.2 | 350 14 2.6 -14.2 10 150 12730 320 21 13.5 -16.1 | 335 13 5.6 -12.1 11 100 15230 315 23 16.3 -16.3 | 326 15 8.3 -12.2 Wind Parameters Mean winds (0-6000m): 266.9 at 11.8 knts Storm direction: 296.9 at 8.9 knts Shear (0-3000m) pos: 1.4 neg: 1.9 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): 140.4 deg Storm rel helicity (0-3000m) pos: 31.9 neg: -4.7 tot: 27.2 m^2/s^2 ave: 9.1 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 6.19 Bulk Shear: 17.30 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 ------------------------------------------------------------------------------- 500 289 0 117 8| 0.0 0.9 0.9| 0.5 -0.6 -0.1 -0.2 -0.02| 1.1 -0.0 1000 272 2 124 7| 0.0 3.4 3.4| 6.7 -0.6 6.2 6.2 0.61| 3.7 2.2 1500 260 4 142 6| 0.0 3.8 3.8| 13.8 -0.6 13.3 8.9 0.73| 4.2 3.1 2000 263 6 162 5| 1.0 2.9 3.9| 21.1 -0.6 20.5 10.3 0.78| 4.2 3.3 2500 269 8 188 4| 1.7 2.3 4.0| 29.9 -0.6 29.3 11.7 0.80| 4.2 3.4 3000 272 10 210 4| 1.4 1.9 3.3| 31.9 -4.7 27.2 9.1 0.67| 4.0 2.7 4000 272 12 225 5| 1.1 1.2 2.2| 31.9 -14.5 17.4 4.4 0.42| 3.6 1.5 5000 271 12 226 6| 0.8 0.8 1.7| 31.9 -22.6 9.3 1.9 0.24| 3.3 0.8 6000 267 12 220 6| 0.7 0.9 1.6| 31.9 -24.5 7.5 1.2 0.19| 3.0 0.6 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20251203.12.gif