UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010900.upa.cvt Date: 0000Z 9 JAN 26 Searching for X4172... Searching the city database file for: X4172 ... Date:0000Z 9 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 96 125 7 SFC 991 167 -4.7 -6.1 90 1.4 -5.1 125 7 269.1 269.5 268.5 275.7 2.44 2 954 466 -7.5 -9.4 86 1.9 -8.1 147 13 269.3 269.6 267.8 274.6 1.96 3 940 583 -2.5 -4.2 88 1.7 -3.1 156 15 275.5 276.0 273.3 283.7 2.97 4 929 677 0.0 -10.0 47 10.0 -3.3 162 16 279.0 279.3 273.7 284.5 1.92 5 925 712 1.2 -8.8 47 10.0 -2.3 165 17 280.5 280.9 274.9 286.6 2.12 6 920 756 3.2 -4.8 56 8.0 0.0 167 17 283.0 283.5 277.3 291.3 2.90 7 850 1393 0.2 -6.8 59 7.0 -2.4 200 11 286.4 286.8 278.7 294.2 2.70 8 721 2701 -4.1 -13.1 50 9.0 -7.1 162 8 295.4 295.8 281.9 301.3 1.93 9 700 2933 -6.3 -14.3 53 8.0 -8.8 155 7 295.5 295.8 281.8 301.0 1.80 10 539 4926 -19.1 -25.1 59 6.0 -20.3 229 5 303.2 303.3 283.9 306.2 0.92 11 500 5480 -23.3 -31.3 48 8.0 -24.5 250 5 304.6 304.7 284.0 306.5 0.56 12 441 6390 -29.5 -42.5 27 13.0 -30.7 267 13 307.9 308.0 284.8 308.7 0.21 13 400 7080 -35.3 -50.3 20 15.0 -36.2 280 19 309.1 309.1 285.1 309.5 0.10 14 368 7654 -40.3 -57.3 15 17.0 -40.9 280 24 309.9 309.9 285.4 310.1 0.04 15 300 9010 -51.9 -65.9 17 14.0 -52.1 280 35 312.2 312.2 286.1 312.3 0.02 16 260 9917 -60.5 -71.5 22 11.0 -60.6 280 35 312.6 312.6 286.2 312.6 0.01 17 250 10160 -62.1 -73.1 22 11.0 -62.1 280 35 313.7 313.7 286.6 313.8 0.01 18 213 11140 -69.5 -79.5 22 10.0 -69.5 265 50 316.9 316.9 287.8 316.9 0.00 19 204 11400 -68.9 -78.9 22 10.0 -68.9 262 51 321.8 321.8 289.3 321.8 0.00 20 200 11520 -66.9 -76.9 23 10.0 -67.0 260 52 326.8 326.8 290.8 326.8 0.01 21 196 11642 -64.5 -74.5 24 10.0 -64.6 259 51 332.5 332.5 292.4 332.6 0.01 22 188 11894 -65.9 -75.9 24 10.0 -66.0 258 49 334.3 334.3 292.9 334.3 0.01 23 176 12294 -64.3 -74.3 24 10.0 -64.4 256 47 343.3 343.3 295.1 343.3 0.01 24 165 12684 -67.7 -77.7 23 10.0 -67.8 253 44 344.0 344.0 295.3 344.0 0.01 25 150 13260 -63.9 -73.9 24 10.0 -64.0 250 40 360.0 360.0 298.7 360.1 0.01 26 137 13816 -62.9 -72.9 25 10.0 -63.0 251 43 371.2 371.2 300.8 371.3 0.01 27 100 15740 -65.9 -75.9 24 10.0 -66.0 255 52 400.4 400.4 305.3 400.5 0.01 28 92 16248 -63.7 -73.7 24 10.0 -63.8 256 53 414.4 414.4 307.0 414.5 0.02 29 85 16736 -60.7 -70.7 26 10.0 -60.9 257 54 430.0 430.0 308.9 430.1 0.03 30 70 17940 -61.7 -72.7 22 11.0 -62.0 260 56 452.4 452.4 311.1 452.6 0.03 31 52 19768 -64.7 -76.6 18 11.9 -65.0 260 81 485.5 485.5 313.9 485.7 0.02 32 51 19886 -64.9 -76.9 18 12.0 -65.1 487.8 487.8 314.1 487.9 0.02 TRP 213 11140 -69.5 -79.5 22 10.0 -69.5 265 50 316.9 316.9 287.8 316.9 0.00 WND 52 19768 -64.7 -76.6 18 11.9 -65.0 260 81 485.5 485.5 313.9 485.7 0.02 Sounding variables and indices 1000-500 mb thick: 5384.00 m Freezing level: Surface below freezing Freezing level: 929.00 mb = 677.25 m = 2221.92 ft Freezing level: 844.00 mb = 1453.83 m = 4769.74 ft Wetbulb zero: Below ground Precipitable water: 0.39 inches Sfc-500 mean rel hum: 57.88 % Est. max temperature: 13.05 C = 55.48 F Sfc-Lift cond lev (LCL): 969.16 mb = 342.57 m = 1123.91 ft T: -6.34 C 700-500 lapse rate: 6.67 C/km ThetaE index: 1.13 C Layer 954.0- 940.0 mb Conv cond level (CCL): 970.77 mb = 329.54 m = 1081.17 ft Mean mixing ratio: 2.47 g/kg Conv temperature: -4.64 C = 23.66 F Cap Strength: 17.82 C Lifted Index: 18.40 C Risk: None Lifted Index @300 mb: 20.80 C Lifted Index @700 mb: 14.25 C Showalter Index: 9.81 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 16.50 C K Index: 8.70 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 2.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 88.73 J/kg Max Up Vert Vel: 13.32 m/s Conv Inhibition (B-): 30088.91 J/kg Cap Strength: 18.35 C Lift Cond Lev (LCL): 874.30 mb = 1166.01 m = 3825.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 218 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 ---------------------------------------------------------- 0 991 167 125 7 -5.7 4.0 | 84 10 -9.6 -0.9 1 925 712 165 17 -4.4 16.4 | 144 14 -8.3 11.5 2 850 1393 200 11 3.8 10.3 | 179 5 -0.1 5.4 3 700 2933 155 7 -3.0 6.3 | 101 7 -6.8 1.4 4 500 5480 250 5 4.7 1.7 | 346 3 0.8 -3.2 5 400 7080 280 19 18.7 -3.3 | 299 17 14.8 -8.3 6 300 9010 280 35 34.5 -6.1 | 290 33 30.6 -11.0 7 250 10160 280 35 34.5 -6.1 | 290 33 30.6 -11.0 8 213 11140 265 50 49.8 4.4 | 271 46 45.9 -0.6 9 200 11520 260 52 51.2 9.0 | 265 48 47.3 4.1 10 150 13260 250 40 37.6 13.7 | 255 35 33.7 8.7 11 100 15740 255 52 50.2 13.5 | 260 47 46.4 8.5 12 70 17940 260 56 55.1 9.7 | 265 51 51.3 4.8 Wind Parameters Mean winds (0-6000m): 188.0 at 8.4 knts Storm direction: 218.0 at 6.3 knts Shear (0-3000m) pos: 1.7 neg: 0.9 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 20.9 deg Storm rel helicity (0-3000m) pos: 54.1 neg: -12.0 tot: 42.0 m^2/s^2 ave: 14.0 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 1.8 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 14.34 Bulk Shear: 6.19 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 ------------------------------------------------------------------------------- 500 152 12 120 11| 11.7 0.0 11.7| 34.5 0.0 34.5 69.0 0.94| 12.2 11.5 1000 165 13 137 11| 6.0 0.0 6.0| 51.0 0.0 51.0 51.0 0.82| 10.3 8.5 1500 173 13 144 9| 3.4 0.0 3.4| 53.5 -2.2 51.3 34.2 0.67| 8.4 5.6 2000 175 12 145 8| 2.6 0.7 3.3| 53.5 -6.2 47.3 23.6 0.50| 7.0 3.5 2500 175 11 142 8| 2.0 1.1 3.1| 53.5 -10.1 43.3 17.3 0.38| 6.1 2.3 3000 174 11 138 7| 1.7 0.9 2.6| 54.1 -12.0 42.0 14.0 0.33| 5.5 1.8 4000 175 10 134 6| 1.7 0.7 2.3| 55.0 -12.1 42.9 10.7 0.31| 4.6 1.4 5000 179 9 133 5| 1.5 0.5 2.0| 55.0 -12.6 42.4 8.5 0.23| 4.1 0.9 6000 188 8 141 4| 1.8 0.4 2.3| 55.0 -17.1 37.9 6.3 0.12| 4.0 0.5 Wrote GIF file: /home/apache/climate/data/raob//X4172/skewt/X4172.skewt.20260109.00.gif