UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011100.upa.cvt Date: 0000Z 11 JAN 26 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 11 JAN 26 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 124 0 0 SFC 998 138 -42.9 -51.9 37 9.0 -43.0 0 0 230.4 230.4 230.2 230.5 0.03 2 996 151 -40.7 -45.7 59 5.0 -40.8 4 0 232.7 232.7 232.6 232.9 0.06 3 995 158 -40.1 -45.1 59 5.0 -40.2 7 0 233.4 233.4 233.3 233.6 0.07 4 992 179 -40.3 -45.3 59 5.0 -40.4 13 1 233.4 233.4 233.3 233.6 0.07 5 974 305 -35.9 -40.9 60 5.0 -36.1 53 2 239.0 239.1 238.8 239.3 0.11 6 960 407 -29.7 -34.7 62 5.0 -30.0 84 4 246.3 246.3 245.8 246.9 0.21 7 925 672 -31.7 -36.4 63 4.7 -32.0 165 7 246.9 246.9 246.3 247.4 0.18 8 924 680 -31.7 -36.4 63 4.7 -32.0 163 7 247.0 247.0 246.3 247.5 0.18 9 850 1268 -33.5 -38.2 63 4.7 -33.7 15 1 251.1 251.1 250.0 251.5 0.17 10 843 1326 -33.7 -38.3 63 4.6 -33.9 18 1 251.4 251.5 250.3 251.9 0.17 11 791 1775 -30.9 -35.0 67 4.1 -31.2 39 5 259.1 259.1 256.9 259.8 0.25 12 735 2294 -32.5 -36.4 68 3.9 -32.7 64 8 262.8 262.8 259.8 263.5 0.23 13 700 2637 -33.3 -37.4 67 4.1 -33.6 80 11 265.6 265.6 261.9 266.3 0.22 14 643 3228 -35.5 -40.5 60 5.0 -35.8 71 11 269.6 269.7 264.7 270.2 0.17 15 500 4940 -44.3 -50.3 51 6.0 -44.5 45 11 279.0 279.0 270.7 279.3 0.08 16 442 5759 -48.7 -54.7 50 6.0 -48.8 15 11 283.5 283.5 273.3 283.7 0.05 17 400 6410 -52.9 -58.9 48 6.0 -53.0 350 11 286.2 286.2 274.8 286.4 0.03 18 339 7464 -58.9 -64.9 46 6.0 -59.0 345 13 291.9 291.9 277.6 292.0 0.02 19 300 8230 -59.7 -65.7 45 6.0 -59.7 345 13 301.2 301.2 281.8 301.3 0.02 20 290 8442 -60.3 -66.3 45 6.0 -60.3 343 12 303.3 303.3 282.7 303.3 0.02 21 255 9246 -59.5 -64.5 52 5.0 -59.6 336 9 315.8 315.8 287.4 315.9 0.03 22 250 9370 -59.1 -65.1 46 6.0 -59.2 335 9 318.2 318.2 288.2 318.3 0.02 23 200 10770 -58.1 -64.1 46 6.0 -58.2 310 3 340.8 340.8 294.6 340.9 0.03 24 163 12057 -56.5 -64.5 36 8.0 -56.7 239 4 364.0 364.0 299.5 364.2 0.04 25 150 12580 -58.3 -66.3 35 8.0 -58.5 210 5 369.6 369.6 300.5 369.8 0.03 26 100 15140 -58.1 -69.1 23 11.0 -58.4 235 1 415.5 415.5 307.2 415.6 0.03 27 70 17400 -55.7 -68.7 18 13.0 -56.3 220 15 465.2 465.2 312.3 465.5 0.05 28 67 17679 -56.1 -69.1 18 13.0 -56.7 224 18 470.2 470.2 312.7 470.5 0.05 29 50 19570 -49.3 -65.3 14 16.0 -50.9 250 35 527.3 527.3 316.8 528.1 0.12 30 45 20261 -49.1 -66.1 12 17.0 -50.9 543.9 543.9 317.8 544.7 0.12 31 41 20876 -46.3 -64.3 11 18.0 -48.8 565.6 565.6 319.0 566.7 0.16 32 34 22131 -42.3 -64.3 7 22.0 -46.4 607.2 607.3 321.0 608.7 0.20 TRP 339 7464 -58.9 -64.9 46 6.0 -59.0 345 13 291.9 291.9 277.6 292.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 4816.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.04 inches Sfc-500 mean rel hum: 61.11 % Est. max temperature: -22.13 C = -7.84 F Sfc-Lift cond lev (LCL): 849.12 mb = 1275.27 m = 4183.89 ft T: -33.53 C 700-500 lapse rate: 4.78 C/km ThetaE index: 0.00 C Layer 992.0- 974.0 mb Conv cond level (CCL): 998.00 mb = 137.55 m = 451.27 ft Mean mixing ratio: 0.16 g/kg Conv temperature: -36.96 C = -34.53 F Cap Strength: 22.49 C Lifted Index: 28.57 C Risk: None Lifted Index @300 mb: 40.39 C Lifted Index @700 mb: 19.41 C Showalter Index: 22.59 C Risk: None Total Totals Index: 16.90 C Risk: None Vertical Totals Index: 10.80 C Cross Totals Index: 6.10 C K Index: -31.50 Risk: None Sweat Index: 13.00 Risk: None Energy Index: 5.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 63.29 J/kg Max Up Vert Vel: 11.25 m/s Conv Inhibition (B-): 52185.98 J/kg Cap Strength: 28.16 C Lift Cond Lev (LCL): 879.34 mb = 1028.84 m = 3375.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 89 at 6 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 ---------------------------------------------------------- 0 998 138 0 0 -0.0 -0.0 | 269 6 6.4 0.1 1 925 672 165 7 -1.8 6.8 | 214 8 4.6 6.9 2 850 1268 15 1 -0.3 -1.0 | 278 6 6.1 -0.8 3 700 2637 80 11 -10.8 -1.9 | 68 5 -4.4 -1.8 4 500 4940 45 11 -7.8 -7.8 | 10 8 -1.4 -7.6 5 400 6410 350 11 1.9 -10.8 | 322 14 8.3 -10.7 6 339 7464 345 13 3.4 -12.6 | 322 16 9.8 -12.4 7 300 8230 345 13 3.4 -12.6 | 322 16 9.8 -12.4 8 250 9370 335 9 3.8 -8.2 | 308 13 10.2 -8.0 9 200 10770 310 3 2.3 -1.9 | 282 9 8.7 -1.8 10 150 12580 210 5 2.5 4.3 | 243 10 8.9 4.5 11 100 15140 235 1 0.8 0.6 | 264 7 7.2 0.7 12 70 17400 220 15 9.6 11.5 | 234 20 16.0 11.6 13 50 19570 250 35 32.9 12.0 | 253 41 39.3 12.1 Wind Parameters Mean winds (0-6000m): 58.7 at 8.5 knts Storm direction: 88.7 at 6.4 knts Shear (0-3000m) pos: 2.3 neg: 1.8 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 143.3 deg Storm rel helicity (0-3000m) pos: 19.4 neg: -6.3 tot: 13.1 m^2/s^2 ave: 4.4 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 1.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.78 Bulk Shear: 13.24 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 ------------------------------------------------------------------------------- 500 166 3 239 7| 6.7 0.0 6.7| 2.5 -3.3 -0.8 -1.6 -0.23| 11.7 -2.7 1000 157 4 231 6| 3.4 3.9 7.2| 5.5 -3.6 1.9 1.9 0.06| 10.7 0.7 1500 152 3 236 6| 2.2 3.1 5.4| 9.1 -4.5 4.6 3.1 0.12| 8.4 1.0 2000 111 4 241 3| 2.2 2.3 4.5| 14.0 -4.5 9.5 4.8 0.25| 7.4 1.8 2500 100 5 235 2| 2.8 1.9 4.7| 19.4 -4.5 15.0 6.0 0.36| 7.0 2.5 3000 92 6 238 1| 2.3 1.8 4.1| 19.4 -6.3 13.1 4.4 0.31| 6.1 1.9 4000 80 7 31 1| 1.8 1.7 3.5| 19.4 -10.3 9.2 2.3 0.21| 5.0 1.1 5000 70 8 24 3| 1.4 1.7 3.1| 19.4 -16.4 3.0 0.6 0.12| 4.3 0.5 6000 59 9 12 4| 1.2 1.8 3.0| 19.4 -33.2 -13.8 -2.3 -0.02| 4.2 -0.1 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20260111.00.gif