UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026012000.upa.cvt Date: 0000Z 20 JAN 26 Searching for U8951... Searching the city database file for: U8951 ... Date:0000Z 20 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 ------------------------------------------------------------------------------- 0 1000 156 20 3 SFC 998 171 -13.1 -14.4 90 1.3 -13.4 20 3 260.2 260.4 259.9 263.6 1.25 2 955 507 -14.1 328 2 262.5 3 925 751 -11.3 290 1 267.8 4 922 776 -11.1 286 1 268.2 5 850 1399 -12.5 175 3 273.1 6 801 1853 -12.3 213 6 277.9 7 700 2870 -18.9 -18.9 100 0.0 -18.9 300 13 281.6 281.8 274.1 285.2 1.23 8 568 4391 -30.1 -30.1 100 0.0 -30.1 284 20 285.7 285.8 275.3 287.5 0.55 9 501 5276 -34.7 -36.1 87 1.4 -34.8 275 25 290.6 290.6 277.5 291.7 0.35 10 500 5290 -34.7 -36.2 86 1.5 -34.8 275 25 290.7 290.8 277.6 291.9 0.35 11 452 5987 -40.7 -44.1 70 3.4 -40.9 273 29 291.7 291.7 277.8 292.3 0.17 12 400 6810 -45.9 -51.9 51 6.0 -46.1 270 33 295.3 295.3 279.4 295.6 0.08 13 309 8484 -58.1 -66.1 35 8.0 -58.2 270 35 300.9 300.9 281.7 301.0 0.02 14 300 8670 -58.1 -65.1 40 7.0 -58.2 270 35 303.4 303.5 282.8 303.5 0.02 15 250 9820 -58.1 -66.1 35 8.0 -58.2 265 33 319.7 319.7 288.6 319.8 0.02 16 200 11220 -57.1 -67.1 27 10.0 -57.3 280 33 342.3 342.3 294.9 342.4 0.02 17 183 11784 -56.9 -66.9 27 10.0 -57.1 278 31 351.5 351.5 297.0 351.6 0.03 18 150 13040 -58.7 -70.7 20 12.0 -58.9 275 25 368.9 369.0 300.4 369.0 0.02 19 100 15560 -63.1 -83.1 5 20.0 -63.3 270 38 405.8 405.8 306.0 405.8 0.00 20 70 17730 -68.1 -95.1 1 27.0 -68.2 270 50 438.7 438.7 309.7 438.7 0.00 21 56 19065 -70.3 -97.3 1 27.0 -70.4 277 67 462.6 462.6 312.0 462.6 0.00 22 50 19740 -69.5 -96.5 1 27.0 -69.6 280 75 479.7 479.7 313.4 479.7 0.00 23 30 22820 -66.5 -94.5 1 28.0 -66.9 275 95 563.4 563.4 318.8 563.4 0.00 24 29 23025 -66.2 -94.2 1 28.0 -66.7 280 104 569.7 569.7 319.2 569.7 0.00 25 28 23238 -65.9 -93.9 1 28.0 -66.4 576.2 576.2 319.5 576.3 0.00 TRP 309 8484 -58.1 -66.1 35 8.0 -58.2 270 35 300.9 300.9 281.7 301.0 0.02 WND 29 23025 -66.2 -94.2 1 28.0 -66.7 280 104 569.7 569.7 319.2 569.7 0.00 Sounding variables and indices 1000-500 mb thick: 5134.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 97.50 % Est. max temperature: -0.06 C = 31.89 F Sfc-Lift cond lev (LCL): 977.12 mb = 332.44 m = 1090.67 ft T: -13.58 C 700-500 lapse rate: 6.53 C/km ThetaE index: 0.00 C Layer 998.0- -0.0 mb Conv cond level (CCL): 704.14 mb = 2825.46 m = 9269.78 ft Mean mixing ratio: 1.25 g/kg Conv temperature: 8.09 C = 46.56 F Cap Strength: 18.66 C Lifted Index: 18.78 C Risk: None Lifted Index @300 mb: 25.11 C Lifted Index @700 mb: 13.19 C Showalter Index: 11.92 C Risk: None Total Totals Index: 40.46 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 18.26 C K Index: 5.76 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 3.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.08 J/kg Max Up Vert Vel: 9.06 m/s Conv Inhibition (B-): 46242.99 J/kg Cap Strength: 18.72 C Lift Cond Lev (LCL): 910.27 mb = 874.05 m = 2867.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 11 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 ---------------------------------------------------------- 0 998 171 20 3 -1.0 -2.8 | 115 10 -9.1 4.2 1 925 751 290 1 0.9 -0.3 | 133 10 -7.2 6.7 2 850 1399 175 3 -0.3 3.0 | 140 13 -8.4 10.0 3 700 2870 300 13 11.3 -6.5 | 261 3 3.1 0.5 4 500 5290 275 25 24.9 -2.2 | 254 17 16.8 4.8 5 400 6810 270 33 33.0 -0.0 | 254 26 24.9 7.0 6 309 8484 270 35 35.0 -0.0 | 255 28 26.9 7.0 7 300 8670 270 35 35.0 -0.0 | 255 28 26.9 7.0 8 250 9820 265 33 32.9 2.9 | 248 27 24.8 9.9 9 200 11220 280 33 32.5 -5.7 | 267 24 24.4 1.3 10 150 13040 275 25 24.9 -2.2 | 254 17 16.8 4.8 11 100 15560 270 38 38.0 -0.0 | 257 31 29.9 7.0 12 70 17730 270 50 50.0 -0.0 | 261 42 41.9 7.0 13 50 19740 280 75 73.9 -13.0 | 275 66 65.8 -6.0 14 30 22820 275 95 94.6 -8.3 | 271 87 86.5 -1.3 Wind Parameters Mean winds (0-6000m): 280.8 at 14.3 knts Storm direction: 310.8 at 10.7 knts Shear (0-3000m) pos: 2.7 neg: 1.3 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 150.1 deg Storm rel helicity (0-3000m) pos: 53.9 neg: -1.3 tot: 52.6 m^2/s^2 ave: 17.5 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 3.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.52 Bulk Shear: 27.08 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 7 2 120 10| 0.0 3.1 3.1| 6.8 0.0 6.8 13.6 0.83| 3.5 2.9 1000 324 2 128 9| 0.0 2.7 2.7| 11.7 0.0 11.7 11.7 0.75| 3.2 2.4 1500 201 2 142 12| 0.0 2.7 2.7| 19.6 -1.3 18.2 12.2 0.63| 3.5 2.2 2000 227 3 149 11| 1.5 2.0 3.5| 37.4 -1.3 36.1 18.0 0.73| 4.2 3.1 2500 269 5 154 8| 2.5 1.6 4.1| 50.3 -1.3 48.9 19.6 0.73| 5.0 3.6 3000 291 6 153 5| 2.7 1.3 4.1| 53.9 -1.3 52.6 17.5 0.71| 5.1 3.6 4000 291 9 182 4| 2.1 1.5 3.6| 54.0 -2.5 51.5 12.9 0.58| 4.6 2.7 5000 285 12 218 5| 1.6 1.8 3.5| 54.0 -8.9 45.1 9.0 0.45| 4.3 2.0 6000 281 14 234 7| 1.4 2.0 3.4| 54.8 -10.0 44.9 7.5 0.40| 4.1 1.6 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20260120.00.gif