UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010512.upa.cvt Date: 1200Z 5 JAN 26 Searching for X4172... Searching the city database file for: X4172 ... Date:1200Z 5 JAN 26 Station: X4172 WMO ident: 34172 Latitude: 51.57 Longitude: 46.03 ------------------------------------------------------------------------------- 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 123 310 19 SFC 995 163 -2.5 -5.2 82 2.7 -3.4 310 19 271.0 271.5 270.0 278.1 2.60 2 960 446 -4.7 -7.8 79 3.1 -5.7 310 26 271.6 272.0 269.7 277.7 2.21 3 940 612 -3.7 -6.9 78 3.2 -4.8 310 30 274.3 274.7 271.7 281.0 2.42 4 925 739 -4.5 -8.6 73 4.1 -5.8 310 33 274.7 275.1 271.6 280.7 2.15 5 879 1137 -8.3 -12.2 73 3.9 -9.4 310 35 274.8 275.1 270.9 279.6 1.70 6 863 1280 -7.9 -11.8 74 3.9 -9.0 310 35 276.7 277.0 272.2 281.8 1.79 7 850 1398 -7.7 -12.4 69 4.7 -9.1 310 36 278.1 278.4 272.9 283.0 1.73 8 831 1574 -7.1 -14.1 57 7.0 -9.1 307 36 280.5 280.8 274.0 285.0 1.54 9 786 2005 -10.9 -20.9 44 10.0 -13.1 300 36 280.9 281.1 273.3 283.7 0.92 10 715 2726 -15.3 -37.3 13 22.0 -18.1 288 36 283.8 283.9 273.8 284.5 0.22 11 700 2886 -15.9 -40.9 10 25.0 -18.7 285 36 284.9 284.9 274.2 285.4 0.15 12 677 3137 -17.3 -45.3 7 28.0 -20.1 282 42 286.0 286.1 274.8 286.4 0.10 13 660 3328 -13.7 -43.7 6 30.0 -17.3 280 46 292.2 292.2 277.9 292.6 0.12 14 626 3731 -12.5 -45.5 4 33.0 -16.6 275 56 298.0 298.0 280.6 298.4 0.10 15 586 4230 -16.9 -45.9 6 29.0 -20.1 269 67 298.6 298.6 280.8 298.9 0.11 16 550 4703 -19.3 -46.3 7 27.0 -22.1 263 78 301.2 301.2 282.0 301.6 0.11 17 500 5400 -27.5 -48.5 12 21.0 -29.0 255 95 299.5 299.5 281.3 299.8 0.09 18 450 6149 -33.1 -52.1 13 19.0 -34.1 258 102 301.6 301.6 282.1 301.9 0.07 19 413 6743 -40.7 -57.8 14 17.1 -41.2 260 108 299.4 299.4 281.1 299.5 0.04 20 411 6776 -41.1 -58.1 14 17.0 -41.6 260 108 299.2 299.2 281.1 299.4 0.04 21 400 6960 -41.9 -57.9 16 16.0 -42.4 260 108 300.5 300.5 281.6 300.7 0.04 22 370 7482 -43.3 -59.3 16 16.0 -43.7 261 108 305.4 305.5 283.6 305.6 0.03 23 310 8641 -52.3 -66.3 17 14.0 -52.5 264 108 308.7 308.7 284.8 308.8 0.02 24 303 8787 -55.5 -69.5 16 14.0 -55.6 265 108 306.2 306.2 283.9 306.3 0.01 25 300 8850 -56.1 -70.1 16 14.0 -56.2 265 108 306.3 306.3 283.9 306.3 0.01 26 284 9198 -58.7 -71.7 17 13.0 -58.8 262 103 307.4 307.4 284.4 307.4 0.01 27 265 9634 -58.7 -71.7 17 13.0 -58.8 258 96 313.5 313.5 286.6 313.6 0.01 28 250 10000 -60.5 -73.5 17 13.0 -60.6 255 91 316.1 316.1 287.5 316.2 0.01 29 241 10227 -61.7 -74.7 16 13.0 -61.8 255 90 317.7 317.7 288.0 317.7 0.01 30 232 10460 -64.3 -77.3 15 13.0 -64.4 255 89 317.2 317.2 287.8 317.2 0.00 31 217 10867 -64.7 -77.7 15 13.0 -64.8 257 85 322.7 322.7 289.6 322.7 0.00 32 200 11370 -59.5 -73.5 15 14.0 -59.6 260 81 338.5 338.5 294.0 338.6 0.01 33 199 11401 -59.3 -73.3 15 14.0 -59.5 260 81 339.3 339.3 294.1 339.4 0.01 34 150 13160 -62.5 -76.5 14 14.0 -62.6 260 75 362.4 362.4 299.2 362.4 0.01 35 144 13412 -62.9 -76.9 13 14.0 -63.0 260 75 366.0 366.0 299.8 366.0 0.01 36 100 15660 -63.7 -78.7 11 15.0 -63.8 260 77 404.7 404.7 305.8 404.7 0.01 37 90 16310 -61.9 -77.9 10 16.0 -62.1 259 75 420.6 420.6 307.8 420.7 0.01 38 70 17860 -63.7 -79.7 10 16.0 -64.0 255 69 448.1 448.1 310.7 448.2 0.01 39 69 17949 -63.7 -79.7 10 16.0 -64.0 255 70 450.0 450.0 310.8 450.0 0.01 40 66 18228 -56.1 -74.1 9 18.0 -56.8 253 74 472.2 472.3 312.8 472.4 0.03 41 50 20000 -56.1 -74.1 9 18.0 -56.9 245 95 511.3 511.3 315.7 511.5 0.03 42 36 22111 -51.5 -72.5 6 21.0 -53.3 573.5 573.6 319.3 574.0 0.06 TRP 232 10460 -64.3 -77.3 15 13.0 -64.4 255 89 317.2 317.2 287.8 317.2 0.00 WND 413 6743 -40.7 -57.8 14 17.1 -41.2 260 108 299.4 299.4 281.1 299.5 0.04 Sounding variables and indices 1000-500 mb thick: 5277.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 31.22 % Est. max temperature: 5.16 C = 41.30 F Sfc-Lift cond lev (LCL): 953.58 mb = 498.90 m = 1636.78 ft T: -4.38 C 700-500 lapse rate: 4.61 C/km ThetaE index: 1.35 C Layer 925.0- 863.0 mb Conv cond level (CCL): 796.37 mb = 1903.37 m = 6244.57 ft Mean mixing ratio: 2.24 g/kg Conv temperature: 7.30 C = 45.14 F Cap Strength: 19.06 C Lifted Index: 16.89 C Risk: None Lifted Index @300 mb: 19.06 C Lifted Index @700 mb: 7.22 C Showalter Index: 14.02 C Risk: None Total Totals Index: 34.90 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 15.10 C K Index: -17.60 Risk: None Sweat Index: 167.00 Risk: None Energy Index: 3.60 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.63 J/kg Max Up Vert Vel: 6.42 m/s Conv Inhibition (B-): 36098.71 J/kg Cap Strength: 18.84 C Lift Cond Lev (LCL): 894.49 mb = 1000.97 m = 3284.00 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 at 42 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 ---------------------------------------------------------- 0 995 163 310 19 14.6 -12.2 | 115 23 -20.9 9.8 1 925 739 310 33 25.3 -21.2 | 94 10 -10.2 0.8 2 850 1398 310 36 27.6 -23.1 | 82 8 -7.9 -1.1 3 700 2886 285 36 34.8 -9.3 | 177 13 -0.7 12.7 4 500 5400 255 95 91.8 24.6 | 230 73 56.3 46.6 5 413 6743 260 108 106.4 18.8 | 240 82 70.9 40.7 6 400 6960 260 108 106.4 18.8 | 240 82 70.9 40.7 7 300 8850 265 108 107.6 9.4 | 246 79 72.1 31.4 8 250 10000 255 91 87.9 23.6 | 229 69 52.4 45.5 9 232 10460 255 89 86.0 23.0 | 228 68 50.5 45.0 10 200 11370 260 81 79.8 14.1 | 231 57 44.3 36.1 11 150 13160 260 75 73.9 13.0 | 228 52 38.4 35.0 12 100 15660 260 77 75.8 13.4 | 229 54 40.3 35.4 13 70 17860 255 69 66.6 17.9 | 218 51 31.1 39.9 14 50 20000 245 95 86.1 40.1 | 219 80 50.6 62.1 Wind Parameters Mean winds (0-6000m): 271.8 at 55.7 knts Storm direction: 301.8 at 41.8 knts Shear (0-3000m) pos: 0.0 neg: 4.7 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 89.5 deg Storm rel helicity (0-3000m) pos: 44.7 neg: -26.6 tot: 18.1 m^2/s^2 ave: 6.0 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 203.33 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 ------------------------------------------------------------------------------- 500 310 25 110 17| 0.0 12.5 12.5| 0.0 -19.2 -19.2 -38.4 -0.36| 12.5 -4.5 1000 310 29 103 13| 0.0 8.2 8.2| 0.0 -25.2 -25.2 -25.2 -0.41| 8.2 -3.4 1500 310 31 100 11| 0.0 5.9 5.9| 3.9 -26.6 -22.7 -15.2 -0.26| 6.7 -1.8 2000 307 33 103 10| 0.0 4.6 4.6| 11.9 -26.6 -14.7 -7.4 -0.00| 6.4 -0.0 2500 304 33 112 9| 0.0 4.0 4.0| 19.2 -26.6 -7.4 -3.0 0.11| 6.2 0.7 3000 301 34 126 8| 0.0 4.7 4.7| 44.7 -26.6 18.1 6.0 0.27| 6.7 1.8 4000 292 39 185 8| 0.0 6.8 6.8|105.4 -26.6 78.8 19.7 0.32| 8.4 2.7 5000 280 47 218 18| 0.0 8.1 8.1|108.7 -65.6 43.1 8.6 0.20| 9.7 2.0 6000 272 56 225 29| 0.5 7.5 8.0|250.6 -91.8 158.7 26.5 0.22| 9.4 2.1 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20260105.12.gif