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 U5403... Searching the city database file for: U5403 ... Date:1200Z 3 DEC 25 Station: U5403 WMO ident: 25403 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1014 45 -31.3 -35.0 70 3.7 -31.5 120 3 240.9 240.9 240.7 241.4 0.19 1 1000 144 -30.3 -34.0 70 3.7 -30.5 175 7 242.9 242.9 242.6 243.4 0.22 2 975 324 -27.5 -31.2 71 3.7 -27.8 178 11 247.4 247.5 247.0 248.2 0.29 3 925 704 -24.9 -28.8 70 3.9 -25.3 185 19 253.8 253.9 252.9 254.9 0.38 4 857 1276 -12.9 -15.9 78 3.0 -13.6 199 21 272.0 272.2 268.4 275.6 1.29 5 850 1339 -13.1 -16.5 76 3.4 -13.9 200 21 272.4 272.6 268.6 275.9 1.24 6 700 2782 -23.5 -31.5 48 8.0 -24.4 200 13 276.5 276.5 269.7 277.7 0.39 7 699 2792 -23.7 -31.7 48 8.0 -24.6 200 13 276.4 276.4 269.6 277.5 0.38 8 673 3067 -27.1 -36.1 42 9.0 -27.9 195 13 275.6 275.6 268.9 276.4 0.26 9 559 4366 -40.1 -46.1 53 6.0 -40.4 173 16 275.2 275.2 268.4 275.6 0.11 10 529 4740 -41.7 -47.7 52 6.0 -41.9 167 16 277.7 277.7 269.9 278.0 0.10 11 518 4882 -42.3 -48.3 52 6.0 -42.5 164 17 278.6 278.6 270.5 278.9 0.09 12 500 5120 -44.5 -50.5 51 6.0 -44.7 160 17 278.8 278.8 270.5 279.0 0.07 13 459 5689 -49.1 -56.1 44 7.0 -49.3 170 20 279.9 279.9 271.2 280.1 0.04 14 400 6590 -51.7 -58.7 43 7.0 -51.8 185 25 287.8 287.8 275.6 287.9 0.03 15 385 6837 -52.3 -59.3 43 7.0 -52.4 189 27 290.2 290.2 276.8 290.3 0.03 16 332 7781 -57.1 -65.1 36 8.0 -57.2 205 33 296.1 296.2 279.6 296.2 0.02 17 300 8420 -57.1 -65.1 36 8.0 -57.2 195 23 304.9 304.9 283.4 304.9 0.02 18 256 9430 -59.1 -67.1 35 8.0 -59.2 191 32 316.1 316.1 287.5 316.1 0.02 19 250 9580 -58.1 -66.1 35 8.0 -58.2 190 33 319.7 319.7 288.6 319.8 0.02 20 210 10680 -55.1 -64.1 32 9.0 -55.3 186 31 340.7 340.7 294.5 340.9 0.03 21 200 10990 -55.9 -64.9 32 9.0 -56.1 185 31 344.2 344.2 295.4 344.4 0.03 22 150 12800 -59.3 -70.3 23 11.0 -59.5 200 33 367.9 367.9 300.2 368.0 0.02 23 142 13144 -60.1 -71.1 22 11.0 -60.3 199 35 372.3 372.3 301.0 372.4 0.02 24 100 15360 -55.7 -68.7 18 13.0 -56.1 195 50 420.1 420.1 307.7 420.3 0.04 25 87 16240 -58.1 -72.1 15 14.0 -58.5 191 50 432.4 432.4 309.1 432.5 0.03 26 70 17610 -56.9 -71.9 13 15.0 -57.4 185 50 462.7 462.7 312.0 462.8 0.03 27 65 18080 -57.5 -72.5 13 15.0 -58.0 186 56 471.3 471.3 312.8 471.4 0.03 28 53 19391 -51.5 -67.5 13 16.0 -52.7 189 74 513.5 513.5 315.9 514.0 0.08 29 50 19770 -51.1 -68.1 11 17.0 -52.5 190 79 523.1 523.1 316.5 523.6 0.08 30 41 21066 -49.5 -67.5 10 18.0 -51.4 190 87 557.6 557.6 318.5 558.3 0.11 31 38 21569 -45.1 -64.1 10 19.0 -48.0 190 90 581.0 581.1 319.8 582.4 0.18 32 32 22712 -47.5 -66.5 10 19.0 -50.3 190 96 603.9 604.0 320.8 605.1 0.16 33 30 23140 -46.1 -66.1 9 20.0 -49.4 190 99 619.0 619.0 321.5 620.3 0.18 34 26 24099 -45.7 -66.7 8 21.0 -49.5 195 105 646.0 646.0 322.6 647.5 0.19 35 22 25236 -38.3 -61.9 7 23.5 -45.3 200 112 699.6 699.8 324.6 703.2 0.42 36 20 25900 -34.1 -59.1 6 25.0 -43.4 195 104 731.8 732.1 325.6 737.8 0.66 37 17 27036 -35.1 -60.1 6 25.0 -44.6 763.4 763.7 326.5 769.9 0.69 TRP 332 7781 -57.1 -65.1 36 8.0 -57.2 205 33 296.1 296.2 279.6 296.2 0.02 WND 22 25236 -38.3 -61.9 7 23.5 -45.3 200 112 699.6 699.8 324.6 703.2 0.42 Sounding variables and indices 1000-500 mb thick: 4976.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 58.12 % Est. max temperature: -2.05 C = 28.32 F Sfc-Lift cond lev (LCL): 952.11 mb = 495.77 m = 1626.52 ft T: -26.33 C 700-500 lapse rate: 8.98 C/km Conv cond level (CCL): 1000.00 mb = 144.00 m = 472.44 ft Mean mixing ratio: 0.31 g/kg Conv temperature: -29.30 C = -20.74 F Cap Strength: 24.53 C Lifted Index: 24.03 C Risk: None Lifted Index @300 mb: 39.21 C Lifted Index @700 mb: 24.53 C Showalter Index: 2.65 C Risk: Showers probable Total Totals Index: 59.40 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.40 C Cross Totals Index: 28.00 C K Index: 6.90 Risk: None Sweat Index: 267.00 Risk: None Energy Index: 0.59 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.56 J/kg Max Up Vert Vel: 10.25 m/s Conv Inhibition (B-): 73410.91 J/kg Cap Strength: 24.43 C Lift Cond Lev (LCL): 907.91 mb = 843.70 m = 2768.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 213 at 12 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 1014 45 120 3 -2.6 1.5 | 47 13 -9.4 -8.7 1 1000 144 175 7 -0.6 7.0 | 66 8 -7.4 -3.2 2 925 704 185 19 1.7 18.9 | 150 10 -5.1 8.7 3 850 1339 200 21 7.2 19.7 | 183 10 0.4 9.5 4 700 2782 200 13 4.4 12.2 | 131 3 -2.3 2.0 5 500 5120 160 17 -5.8 16.0 | 115 14 -12.6 5.8 6 400 6590 185 25 2.2 24.9 | 163 15 -4.6 14.7 7 332 7781 205 33 13.9 29.9 | 200 21 7.2 19.7 8 300 8420 195 23 6.0 22.2 | 176 12 -0.8 12.0 9 250 9580 190 33 5.7 32.5 | 177 22 -1.0 22.3 10 200 10990 185 31 2.7 30.9 | 169 21 -4.1 20.7 11 150 12800 200 33 11.3 31.0 | 192 21 4.5 20.8 12 100 15360 195 50 12.9 48.3 | 189 39 6.2 38.1 13 70 17610 185 50 4.4 49.8 | 177 40 -2.4 39.6 14 50 19770 190 79 13.7 77.8 | 186 68 7.0 67.6 15 30 23140 190 99 17.2 97.5 | 187 88 10.4 87.3 16 22 25236 200 112 38.3 105.2 | 198 100 31.6 95.0 17 20 25900 195 104 26.9 100.5 | 193 92 20.2 90.2 Wind Parameters Mean winds (0-6000m): 183.4 at 16.3 knts Storm direction: 213.4 at 12.3 knts Shear (0-3000m) pos: 3.4 neg: 1.1 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 83.9 deg Storm rel helicity (0-3000m) pos: 46.6 neg: -6.0 tot: 40.6 m^2/s^2 ave: 13.5 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 2.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 9.65 Bulk Shear: 5.45 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 ------------------------------------------------------------------------------- 500 178 10 88 7| 14.9 0.0 14.9| 25.5 0.0 25.5 51.0 0.82| 15.1 12.3 1000 185 14 126 7| 10.0 0.0 10.0| 39.9 0.0 39.9 39.9 0.85| 10.8 9.2 1500 190 16 146 7| 6.7 0.0 6.7| 46.6 -0.8 45.7 30.5 0.81| 8.5 6.9 2000 193 17 154 7| 5.0 0.7 5.7| 46.6 -2.9 43.6 21.8 0.69| 7.1 4.9 2500 194 17 156 6| 4.0 1.1 5.2| 46.6 -5.0 41.6 16.6 0.57| 6.2 3.6 3000 195 16 154 6| 3.4 1.1 4.5| 46.6 -6.0 40.6 13.5 0.50| 5.6 2.8 4000 193 16 147 6| 2.5 1.0 3.5| 46.6 -7.4 39.2 9.8 0.41| 4.8 2.0 5000 187 16 139 7| 2.0 1.3 3.3| 46.6 -12.7 33.8 6.8 0.32| 4.3 1.4 6000 183 16 137 8| 2.3 1.1 3.4| 73.2 -12.7 60.5 10.1 0.42| 4.3 1.8 Wrote GIF file: /home/apache/climate/data/raob//U5403/skewt/U5403.skewt.20251203.12.gif