UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122600.upa.cvt Date: 0000Z 26 DEC 25 Searching for U8275... Searching the city database file for: U8275 ... Date:0000Z 26 DEC 25 Station: U8275 WMO ident: 28275 Latitude: 58.15 Longitude: 68.18 ------------------------------------------------------------------------------- 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 1002 50 -39.7 -43.5 67 3.8 -39.8 135 1 233.3 233.3 233.2 233.5 0.08 1 1000 64 -39.5 -43.3 67 3.8 -39.6 145 3 233.6 233.7 233.6 233.9 0.08 2 973 256 -29.5 -34.2 64 4.7 -29.8 184 8 245.6 245.6 245.2 246.2 0.22 3 943 482 -24.7 -29.5 64 4.8 -25.1 228 14 252.7 252.7 251.8 253.6 0.35 4 925 623 -24.1 -28.8 65 4.7 -24.6 255 17 254.7 254.7 253.6 255.7 0.38 5 880 986 -20.3 -25.0 66 4.7 -20.9 270 18 262.3 262.4 260.1 263.9 0.57 6 850 1240 -21.5 -28.5 53 7.0 -22.3 280 19 263.6 263.7 260.9 264.9 0.43 7 714 2516 -26.3 -35.3 42 9.0 -27.1 320 14 271.8 271.9 266.4 272.6 0.27 8 700 2659 -27.1 -36.1 42 9.0 -27.9 325 13 272.5 272.5 266.8 273.2 0.25 9 556 4287 -34.7 -43.7 40 9.0 -35.2 349 31 282.0 282.1 272.6 282.5 0.14 10 500 5020 -38.5 -49.5 30 11.0 -38.9 360 40 286.1 286.1 274.8 286.4 0.08 11 402 6487 -48.1 -55.1 44 7.0 -48.3 355 46 292.1 292.1 277.8 292.3 0.05 12 400 6520 -47.9 -54.9 44 7.0 -48.1 355 46 292.7 292.7 278.1 292.9 0.06 13 330 7769 -53.5 -59.5 48 6.0 -53.6 360 48 301.6 301.6 282.1 301.7 0.04 14 300 8380 -53.7 -60.7 42 7.0 -53.8 355 44 309.7 309.7 285.2 309.8 0.04 15 250 9550 -54.9 -62.9 36 8.0 -55.1 345 35 324.4 324.5 290.2 324.6 0.03 16 200 10980 -54.3 -64.3 28 10.0 -54.5 315 27 346.8 346.8 296.0 346.9 0.03 17 150 12810 -58.3 -70.3 20 12.0 -58.5 310 23 369.6 369.6 300.5 369.7 0.02 18 119 14250 -61.3 -73.3 19 12.0 -61.5 301 22 389.4 389.4 303.7 389.5 0.02 19 100 15320 -63.1 -76.1 16 13.0 -63.3 295 21 405.8 405.8 306.0 405.9 0.01 20 83 16464 -65.5 -78.5 15 13.0 -65.7 282 25 423.1 423.1 308.1 423.2 0.01 21 70 17500 -66.5 -79.5 14 13.0 -66.7 270 29 442.1 442.1 310.1 442.2 0.01 22 61 18327 -67.1 -80.1 14 13.0 -67.2 272 31 458.5 458.5 311.7 458.6 0.01 23 50 19520 -67.7 -81.7 12 14.0 -67.9 275 35 484.0 484.0 313.8 484.0 0.01 24 39 21005 -70.5 -83.5 13 13.0 -70.6 263 42 512.5 512.5 315.8 512.6 0.01 25 30 22570 -68.7 -82.7 12 14.0 -69.0 250 50 557.4 557.4 318.5 557.4 0.01 26 24 23912 -67.1 -81.1 12 14.0 -67.5 598.7 598.7 320.6 598.9 0.02 TRP 330 7769 -53.5 -59.5 48 6.0 -53.6 360 48 301.6 301.6 282.1 301.7 0.04 WND Sounding variables and indices 1000-500 mb thick: 4956.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 47.22 % Est. max temperature: -9.47 C = 14.96 F Sfc-Lift cond lev (LCL): 937.50 mb = 524.91 m = 1722.11 ft T: -24.52 C 700-500 lapse rate: 4.83 C/km ThetaE index: 0.00 C Layer 1002.0- 0.0 mb Conv cond level (CCL): 1000.00 mb = 64.00 m = 209.97 ft Mean mixing ratio: 0.29 g/kg Conv temperature: -30.61 C = -23.09 F Cap Strength: 27.33 C Lifted Index: 29.80 C Risk: None Lifted Index @300 mb: 42.43 C Lifted Index @700 mb: 20.69 C Showalter Index: 17.53 C Risk: None Total Totals Index: 27.00 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: 10.00 C K Index: -20.50 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 4.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 82.48 J/kg Max Up Vert Vel: 12.84 m/s Conv Inhibition (B-): 56740.55 J/kg Cap Strength: 29.53 C Lift Cond Lev (LCL): 896.14 mb = 853.79 m = 2801.13 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 9 at 18 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 1002 50 135 1 -0.7 0.7 | 187 19 2.2 18.8 1 1000 64 145 3 -1.7 2.5 | 183 21 1.1 20.5 2 925 623 255 17 16.4 4.4 | 221 30 19.3 22.5 3 850 1240 280 19 18.7 -3.3 | 236 26 21.6 14.8 4 700 2659 325 13 7.5 -10.6 | 234 13 10.3 7.4 5 500 5020 360 40 -0.0 -40.0 | 353 22 2.9 -21.9 6 400 6520 355 46 4.0 -45.8 | 346 29 6.9 -27.8 7 330 7769 360 48 -0.0 -48.0 | 355 30 2.9 -29.9 8 300 8380 355 44 3.8 -43.8 | 345 27 6.7 -25.8 9 250 9550 345 35 9.1 -33.8 | 323 20 11.9 -15.8 10 200 10980 315 27 19.1 -19.1 | 273 22 22.0 -1.0 11 150 12810 310 23 17.6 -14.8 | 261 21 20.5 3.3 12 100 15320 295 21 19.0 -8.9 | 247 24 21.9 9.2 13 70 17500 270 29 29.0 -0.0 | 240 37 31.9 18.1 14 50 19520 275 35 34.9 -3.1 | 248 41 37.7 15.0 15 30 22570 250 50 47.0 17.1 | 235 61 49.9 35.2 Wind Parameters Mean winds (0-6000m): 339.0 at 24.4 knts Storm direction: 9.0 at 18.3 knts Shear (0-3000m) pos: 3.2 neg: 0.0 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 69.6 deg Storm rel helicity (0-3000m) pos: 222.2 neg: -12.1 tot: 210.1 m^2/s^2 ave: 70.0 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 5.1 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 0.76 Bulk Shear: 108.74 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 ------------------------------------------------------------------------------- 500 229 9 202 26| 15.9 0.0 15.9|108.1 -6.8 101.2 202.5 0.61| 22.1 13.5 1000 257 13 217 26| 9.8 0.0 9.8|180.5 -6.8 173.7 173.7 0.72| 16.2 11.6 1500 267 15 223 26| 6.4 0.0 6.4|203.9 -6.8 197.1 131.4 0.69| 12.8 8.9 2000 275 15 227 25| 4.3 0.0 4.3|207.5 -6.8 200.6 100.3 0.63| 10.9 6.8 2500 282 15 230 23| 3.0 0.0 3.0|207.5 -10.7 196.8 78.7 0.55| 9.7 5.3 3000 288 15 232 22| 3.2 0.0 3.2|222.2 -12.1 210.1 70.0 0.57| 9.0 5.1 4000 308 17 245 18| 3.8 0.0 3.8|263.0 -12.1 250.9 62.7 0.65| 8.4 5.4 5000 329 21 269 14| 4.2 0.0 4.2|317.0 -12.1 304.9 61.0 0.68| 8.2 5.5 6000 339 24 292 13| 3.5 0.4 3.9|317.0 -24.1 292.8 48.8 0.62| 7.2 4.5 Wrote GIF file: /home/apache/climate/data/raob//U8275/skewt/U8275.skewt.20251226.00.gif