UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011900.upa.cvt Date: 0000Z 19 JAN 26 Searching for U8951... Searching the city database file for: U8951 ... Date:0000Z 19 JAN 26 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1006 170 -14.1 -15.9 86 1.8 -14.5 230 1 258.6 258.8 258.3 261.6 1.10 1 1004 185 -14.3 -19.3 66 5.0 -15.2 237 2 258.6 258.7 257.7 260.8 0.83 2 1000 215 -14.1 -19.1 66 5.0 -15.0 250 5 259.0 259.2 258.2 261.3 0.84 3 996 245 -13.9 -18.9 66 5.0 -14.8 253 5 259.5 259.7 258.6 261.9 0.86 4 988 307 -10.9 -15.6 68 4.7 -11.9 259 6 263.2 263.3 262.0 266.3 1.15 5 925 811 -12.9 -15.4 81 2.5 -13.5 305 9 266.1 266.3 264.3 269.6 1.25 6 909 944 -13.7 -16.0 83 2.3 -14.2 302 9 266.6 266.8 264.6 270.0 1.21 7 887 1131 -11.9 -13.7 86 1.8 -12.3 298 10 270.4 270.6 267.7 274.5 1.49 8 850 1457 -12.7 -14.1 89 1.4 -13.0 290 11 272.8 273.1 269.4 277.1 1.51 9 740 2514 -13.7 -14.2 96 0.5 -13.8 301 14 282.8 283.1 275.5 287.8 1.72 10 700 2935 -16.1 -16.5 97 0.4 -16.2 305 15 284.7 284.9 276.2 289.1 1.50 11 629 3735 -19.9 -20.3 97 0.4 -20.0 311 19 289.2 289.4 278.1 292.8 1.21 12 500 5400 -31.5 -32.8 88 1.3 -31.6 325 27 294.6 294.7 279.6 296.2 0.48 13 400 6940 -42.7 -45.2 76 2.5 -42.8 325 35 299.5 299.5 281.4 300.1 0.17 14 338 8056 -52.3 -55.9 65 3.6 -52.4 331 43 301.2 301.2 281.9 301.4 0.06 15 300 8820 -57.5 -61.7 59 4.2 -57.6 335 48 304.3 304.3 283.2 304.4 0.03 16 251 9926 -64.9 -69.8 51 4.9 -64.9 330 36 309.2 309.2 285.1 309.3 0.01 17 250 9950 -64.9 -69.8 51 4.9 -64.9 330 36 309.6 309.6 285.2 309.6 0.01 18 200 11320 -59.5 -63.7 58 4.2 -59.6 320 25 338.5 338.5 294.0 338.7 0.04 19 177 12088 -57.1 -61.3 59 4.2 -57.2 312 27 354.5 354.5 297.7 354.8 0.06 20 150 13130 -58.5 -63.0 56 4.5 -58.6 300 29 369.3 369.3 300.5 369.5 0.05 21 100 15670 -61.1 -67.1 45 6.0 -61.3 290 31 409.7 409.7 306.5 409.9 0.05 22 89 16390 -63.5 -70.5 38 7.0 -63.6 292 36 418.8 418.8 307.6 418.9 0.03 23 70 17860 -64.9 -73.9 28 9.0 -65.1 295 46 445.5 445.5 310.4 445.7 0.02 24 50 19890 -69.5 -81.5 16 12.0 -69.6 300 60 479.7 479.7 313.4 479.8 0.01 25 49 20010 -69.7 -81.7 16 12.0 -69.8 300 61 482.0 482.0 313.6 482.1 0.01 26 43 20789 -67.1 -82.1 10 15.0 -67.4 297 69 506.8 506.8 315.4 506.8 0.01 27 30 22940 -69.7 -96.7 1 27.0 -70.0 290 89 554.6 554.6 318.3 554.6 0.00 28 28 23351 -70.1 -97.1 1 27.0 -70.4 564.6 564.6 318.9 564.6 0.00 TRP 251 9926 -64.9 -69.8 51 4.9 -64.9 330 36 309.2 309.2 285.1 309.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5185.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.28 inches Sfc-500 mean rel hum: 90.31 % Est. max temperature: -0.25 C = 31.55 F Sfc-Lift cond lev (LCL): 976.99 mb = 392.69 m = 1288.33 ft T: -11.24 C 700-500 lapse rate: 6.25 C/km ThetaE index: 0.75 C Layer 1004.0-1000.0 mb Conv cond level (CCL): 614.13 mb = 3908.54 m = 12823.13 ft Mean mixing ratio: 1.16 g/kg Conv temperature: 17.10 C = 62.77 F Cap Strength: 19.60 C Lifted Index: 22.50 C Risk: None Lifted Index @300 mb: 26.15 C Lifted Index @700 mb: 16.52 C Showalter Index: 14.71 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 17.40 C K Index: 4.30 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 4.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.63 J/kg Max Up Vert Vel: 6.58 m/s Conv Inhibition (B-): 46136.47 J/kg Cap Strength: 22.42 C Lift Cond Lev (LCL): 902.06 mb = 1002.45 m = 3288.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 344 at 13 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 1006 170 230 1 0.8 0.6 | 167 14 -2.9 13.2 1 1000 215 250 5 4.7 1.7 | 184 14 1.0 14.3 2 925 811 305 9 7.4 -5.2 | 206 8 3.7 7.4 3 850 1457 290 11 10.3 -3.8 | 217 11 6.6 8.8 4 700 2935 305 15 12.3 -8.6 | 245 9 8.6 4.0 5 500 5400 325 27 15.5 -22.1 | 309 15 11.8 -9.6 6 400 6940 325 35 20.1 -28.7 | 315 23 16.4 -16.1 7 300 8820 335 48 20.3 -43.5 | 332 35 16.6 -30.9 8 251 9926 330 36 18.0 -31.2 | 322 23 14.3 -18.6 9 250 9950 330 36 18.0 -31.2 | 322 23 14.3 -18.6 10 200 11320 320 25 16.1 -19.2 | 298 14 12.4 -6.6 11 150 13130 300 29 25.1 -14.5 | 275 21 21.4 -1.9 12 100 15670 290 31 29.1 -10.6 | 266 25 25.4 2.0 13 70 17860 295 46 41.7 -19.4 | 280 39 38.0 -6.9 14 50 19890 300 60 52.0 -30.0 | 290 51 48.3 -17.4 15 30 22940 290 89 83.6 -30.4 | 283 82 79.9 -17.9 Wind Parameters Mean winds (0-6000m): 313.6 at 17.5 knts Storm direction: 343.6 at 13.1 knts Shear (0-3000m) pos: 2.5 neg: 0.3 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 85.2 deg Storm rel helicity (0-3000m) pos: 49.9 neg: 0.0 tot: 49.9 m^2/s^2 ave: 16.6 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.94 Bulk Shear: 23.13 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 ------------------------------------------------------------------------------- 500 275 6 192 12| 7.9 0.0 7.9| 27.0 0.0 27.0 54.0 0.81| 9.9 8.0 1000 292 8 200 10| 5.0 0.0 5.0| 31.6 0.0 31.6 31.6 0.74| 6.8 5.0 1500 292 9 205 10| 3.3 0.6 3.9| 35.2 0.0 35.2 23.5 0.72| 5.3 3.8 2000 293 10 210 10| 2.9 0.4 3.3| 39.8 0.0 39.8 19.9 0.74| 4.4 3.3 2500 295 10 215 10| 2.6 0.3 3.0| 44.4 0.0 44.4 17.8 0.76| 3.9 3.0 3000 297 11 220 10| 2.5 0.3 2.8| 49.9 0.0 49.9 16.6 0.78| 3.6 2.8 4000 302 13 232 9| 2.6 0.2 2.8| 64.3 0.0 64.3 16.1 0.82| 3.4 2.8 5000 309 15 249 9| 2.6 0.2 2.8| 81.5 0.0 81.5 16.3 0.83| 3.4 2.8 6000 314 17 267 9| 2.4 0.3 2.7| 90.5 0.0 90.5 15.1 0.76| 3.3 2.5 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20260119.00.gif