UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011412.upa.cvt Date: 1200Z 14 JAN 26 Searching for U9231... Searching the city database file for: U9231 ... Date:1200Z 14 JAN 26 Station: U9231 WMO ident: 29231 Latitude: 58.30 Longitude: 82.88 ------------------------------------------------------------------------------- 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 1028 73 -26.1 -30.9 64 4.8 -26.5 310 3 245.1 245.1 244.9 245.9 0.28 1 1000 273 -26.7 -29.7 76 3.0 -26.9 310 5 246.4 246.5 246.2 247.3 0.33 2 947 663 -29.5 -32.4 76 2.9 -29.7 317 8 247.5 247.5 247.0 248.2 0.27 3 925 832 -26.5 -28.9 80 2.4 -26.7 320 9 252.2 252.3 251.5 253.3 0.38 4 880 1197 -19.9 -21.5 87 1.6 -20.1 329 13 262.7 262.8 260.9 264.8 0.78 5 850 1455 -19.3 -20.7 89 1.4 -19.6 335 15 265.9 266.1 263.4 268.4 0.86 6 700 2874 -28.9 -31.5 78 2.6 -29.2 355 31 270.5 270.5 265.8 271.7 0.39 7 646 3443 -32.7 -35.3 78 2.6 -32.9 353 36 272.5 272.5 266.9 273.4 0.29 8 516 5005 -38.7 -43.1 63 4.4 -38.9 346 48 283.3 283.3 273.3 283.8 0.16 9 500 5220 -40.3 -44.8 62 4.5 -40.5 345 50 283.9 283.9 273.6 284.4 0.14 10 400 6710 -47.9 -53.9 50 6.0 -48.1 340 62 292.7 292.7 278.1 293.0 0.06 11 383 6997 -49.3 -55.5 48 6.2 -49.4 335 66 294.6 294.6 279.0 294.8 0.05 12 315 8268 -55.5 -62.5 41 7.0 -55.6 330 64 302.9 302.9 282.5 303.0 0.03 13 300 8580 -55.7 -62.7 41 7.0 -55.8 330 62 306.8 306.8 284.1 306.9 0.03 14 250 9730 -57.7 -64.7 40 7.0 -57.8 325 58 320.3 320.3 288.9 320.4 0.03 15 240 9987 -57.7 -64.7 40 7.0 -57.8 324 57 324.0 324.1 290.0 324.2 0.03 16 204 10998 -63.1 -71.1 33 8.0 -63.1 320 54 331.0 331.0 292.0 331.0 0.01 17 200 11120 -62.9 -70.9 33 8.0 -63.0 320 54 333.2 333.2 292.6 333.2 0.01 18 181 11740 -60.5 -68.5 34 8.0 -60.6 318 51 346.7 346.7 295.9 346.8 0.02 19 150 12910 -61.5 -69.5 34 8.0 -61.6 315 46 364.1 364.1 299.5 364.2 0.02 20 100 15400 -64.7 -74.7 24 10.0 -64.8 300 40 402.7 402.7 305.6 402.8 0.02 21 90 16043 -65.1 -75.1 24 10.0 -65.3 299 41 414.2 414.2 307.0 414.3 0.02 22 70 17570 -66.3 -76.3 23 10.0 -66.4 295 42 442.5 442.5 310.1 442.6 0.02 23 50 19600 -68.3 -79.3 19 11.0 -68.5 290 46 482.5 482.5 313.7 482.6 0.01 24 32 22257 -71.1 -82.1 18 11.0 -71.3 281 56 540.7 540.7 317.6 540.8 0.01 25 30 22640 -69.5 -80.5 19 11.0 -69.7 280 58 555.2 555.2 318.4 555.3 0.02 26 29 22842 -69.5 -80.5 19 11.0 -69.8 560.6 560.6 318.7 560.7 0.02 TRP 315 8268 -55.5 -62.5 41 7.0 -55.6 330 64 302.9 302.9 282.5 303.0 0.03 WND 383 6997 -49.3 -55.5 48 6.2 -49.4 335 66 294.6 294.6 279.0 294.8 0.05 Sounding variables and indices 1000-500 mb thick: 4947.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 76.74 % Est. max temperature: -8.17 C = 17.29 F Sfc-Lift cond lev (LCL): 948.39 mb = 652.87 m = 2141.92 ft T: -29.42 C 700-500 lapse rate: 4.86 C/km ThetaE index: 0.00 C Layer 1028.0- -0.0 mb Conv cond level (CCL): 562.21 mb = 4408.61 m = 14463.78 ft Mean mixing ratio: 0.30 g/kg Conv temperature: 8.19 C = 46.75 F Cap Strength: 29.25 C Lifted Index: 29.47 C Risk: None Lifted Index @300 mb: 41.72 C Lifted Index @700 mb: 20.47 C Showalter Index: 12.88 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 19.60 C K Index: -2.30 Risk: None Sweat Index: 80.00 Risk: None Energy Index: 3.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.87 J/kg Max Up Vert Vel: 5.27 m/s Conv Inhibition (B-): 48820.14 J/kg Cap Strength: 29.37 C Lift Cond Lev (LCL): 927.22 mb = 814.84 m = 2673.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 16 at 23 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 1028 73 310 3 2.3 -1.9 | 203 22 8.7 20.6 1 1000 273 310 5 3.8 -3.2 | 208 22 10.2 19.3 2 925 832 320 9 5.8 -6.9 | 218 20 12.2 15.6 3 850 1455 335 15 6.3 -13.6 | 235 16 12.7 8.9 4 700 2874 355 31 2.7 -30.9 | 313 12 9.1 -8.4 5 500 5220 345 50 12.9 -48.3 | 323 32 19.3 -25.8 6 400 6710 340 62 21.2 -58.3 | 322 45 27.6 -35.8 7 383 6997 335 66 27.9 -59.8 | 317 51 34.3 -37.3 8 315 8268 330 64 32.0 -55.4 | 311 51 38.4 -32.9 9 300 8580 330 62 31.0 -53.7 | 310 49 37.4 -31.2 10 250 9730 325 58 33.3 -47.5 | 302 47 39.7 -25.0 11 200 11120 320 54 34.7 -41.4 | 295 45 41.1 -18.9 12 150 12910 315 46 32.5 -32.5 | 284 40 38.9 -10.0 13 100 15400 300 40 34.6 -20.0 | 267 41 41.0 2.5 14 70 17570 295 42 38.1 -17.7 | 264 45 44.5 4.7 15 50 19600 290 46 43.2 -15.7 | 262 50 49.6 6.8 16 30 22640 280 58 57.1 -10.1 | 259 65 63.5 12.4 Wind Parameters Mean winds (0-6000m): 345.9 at 31.2 knts Storm direction: 15.9 at 23.4 knts Shear (0-3000m) pos: 5.2 neg: 0.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 112.7 deg Storm rel helicity (0-3000m) pos: 117.1 neg: 0.0 tot: 117.1 m^2/s^2 ave: 39.0 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 4.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.14 Bulk Shear: 96.27 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 ------------------------------------------------------------------------------- 500 312 5 208 22| 4.3 0.0 4.3| 22.5 0.0 22.5 45.0 0.93| 4.3 4.0 1000 318 7 213 21| 4.4 0.0 4.4| 41.9 0.0 41.9 41.9 0.88| 4.5 3.9 1500 325 9 218 19| 4.7 0.0 4.7| 61.4 0.0 61.4 40.9 0.84| 4.9 4.2 2000 332 12 224 17| 5.0 0.0 5.0| 81.9 0.0 81.9 40.9 0.87| 5.3 4.6 2500 338 14 232 15| 5.2 0.0 5.2|102.1 0.0 102.1 40.8 0.90| 5.5 5.0 3000 343 17 241 13| 5.2 0.0 5.2|117.1 0.0 117.1 39.0 0.88| 5.6 4.9 4000 347 22 263 11| 3.9 1.1 5.0|126.3 0.0 126.3 31.6 0.75| 5.3 4.0 5000 347 27 286 13| 3.1 1.8 4.9|128.8 -0.3 128.5 25.7 0.62| 5.1 3.2 6000 346 31 299 16| 2.6 2.2 4.8|129.0 -2.0 127.0 21.2 0.53| 5.0 2.7 Wrote GIF file: /home/apache/climate/data/raob//U9231/skewt/U9231.skewt.20260114.12.gif