UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for USHH... Searching the city database file for: USHH ... Date:1200Z 7 DEC 25 Station: USHH WMO ident: 23933 Latitude: 60.97 Longitude: 69.07 Elevation: 40.00 ------------------------------------------------------------------------------- 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 1031 40 -24.5 -27.1 79 2.6 -24.8 90 1 246.5 246.5 246.4 247.6 0.40 1 1020 121 -19.1 -23.1 71 4.0 -19.6 79 5 252.6 252.7 252.3 254.2 0.58 2 1000 271 -19.3 -23.1 72 3.8 -19.8 60 11 253.9 253.9 253.4 255.5 0.59 3 961 566 -20.3 -24.0 72 3.7 -20.8 17 10 255.7 255.8 254.9 257.3 0.57 4 925 846 -25.3 -28.9 72 3.6 -25.6 335 9 253.4 253.5 252.5 254.5 0.38 5 922 870 -25.5 -29.1 72 3.6 -25.8 335 10 253.5 253.5 252.5 254.5 0.37 6 896 1079 -20.3 -23.8 74 3.5 -20.8 337 14 260.9 261.0 259.2 262.7 0.62 7 872 1281 -18.9 -23.4 68 4.5 -19.6 338 19 264.4 264.5 261.9 266.3 0.66 8 850 1471 -19.5 -24.5 64 5.0 -20.2 340 23 265.7 265.8 262.8 267.5 0.62 9 824 1701 -20.1 -26.1 59 6.0 -20.9 342 23 267.5 267.5 264.0 269.1 0.55 10 768 2218 -24.3 -33.3 43 9.0 -25.2 345 23 268.4 268.4 264.1 269.3 0.30 11 737 2517 -25.9 -35.9 39 10.0 -26.8 347 23 269.8 269.8 265.0 270.5 0.24 12 700 2889 -27.5 -37.5 38 10.0 -28.3 350 23 272.0 272.1 266.5 272.7 0.22 13 616 3798 -32.9 -42.9 36 10.0 -33.5 339 21 276.0 276.0 268.9 276.4 0.14 14 500 5230 -44.5 -55.5 28 11.0 -44.7 320 17 278.8 278.8 270.5 278.9 0.04 15 400 6700 -52.1 -63.1 25 11.0 -52.2 285 23 287.3 287.3 275.3 287.3 0.02 16 359 7392 -56.3 -67.3 24 11.0 -56.4 290 25 290.7 290.7 277.0 290.7 0.01 17 320 8116 -58.9 -68.9 26 10.0 -59.0 295 27 296.8 296.8 279.9 296.8 0.01 18 300 8520 -59.5 -69.5 26 10.0 -59.6 305 31 301.5 301.5 282.0 301.5 0.01 19 250 9660 -60.1 -70.1 26 10.0 -60.2 290 35 316.7 316.7 287.7 316.8 0.01 20 241 9889 -60.5 -71.5 22 11.0 -60.6 291 36 319.5 319.5 288.6 319.5 0.01 21 235 10047 -57.5 -68.5 23 11.0 -57.6 291 36 326.3 326.3 290.7 326.4 0.02 22 207 10845 -60.3 -70.3 26 10.0 -60.4 294 39 334.0 334.0 292.8 334.0 0.01 23 200 11060 -59.7 -69.7 26 10.0 -59.8 295 40 338.2 338.2 293.9 338.3 0.02 24 180 11719 -58.5 -69.5 23 11.0 -58.6 297 38 350.5 350.5 296.8 350.6 0.02 25 150 12860 -59.3 -70.3 23 11.0 -59.5 300 35 367.9 367.9 300.2 368.0 0.02 26 100 15380 -62.9 -73.9 21 11.0 -63.1 285 38 406.2 406.2 306.0 406.3 0.02 27 91 15960 -62.5 -73.5 21 11.0 -62.7 288 40 418.1 418.1 307.5 418.2 0.02 28 70 17550 -69.3 -80.3 19 11.0 -69.4 295 44 436.1 436.1 309.5 436.2 0.01 29 67 17811 -70.7 -81.7 18 11.0 -70.8 438.6 438.6 309.7 438.6 0.01 30 50 19530 -75.1 -86.1 16 11.0 -75.2 466.5 466.5 312.4 466.5 0.00 31 49 19647 -75.1 -86.1 16 11.0 -75.2 469.2 469.2 312.5 469.2 0.00 TRP 320 8116 -58.9 -68.9 26 10.0 -59.0 295 27 296.8 296.8 279.9 296.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 4959.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 47.49 % Est. max temperature: -7.76 C = 18.03 F Sfc-Lift cond lev (LCL): 987.23 mb = 366.38 m = 1202.01 ft T: -19.62 C 700-500 lapse rate: 7.26 C/km ThetaE index: 2.82 C Layer 925.0- 922.0 mb Conv cond level (CCL): 927.74 mb = 824.30 m = 2704.37 ft Mean mixing ratio: 0.55 g/kg Conv temperature: -17.30 C = 0.86 F Cap Strength: 18.03 C Lifted Index: 19.17 C Risk: None Lifted Index @300 mb: 32.65 C Lifted Index @700 mb: 15.31 C Showalter Index: 9.39 C Risk: None Total Totals Index: 45.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 20.00 C K Index: -9.50 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 2.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.33 J/kg Max Up Vert Vel: 6.05 m/s Conv Inhibition (B-): 37642.48 J/kg Cap Strength: 19.15 C Lift Cond Lev (LCL): 923.00 mb = 861.72 m = 2827.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 8 at 14 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 1031 40 90 1 -1.0 0.0 | 184 14 1.0 13.9 1 1000 271 60 11 -9.5 -5.5 | 138 11 -7.5 8.4 2 925 846 335 9 3.8 -8.2 | 225 8 5.8 5.7 3 850 1471 340 23 7.9 -21.6 | 308 13 9.9 -7.8 4 700 2889 350 23 4.0 -22.7 | 326 11 6.0 -8.8 5 500 5230 320 17 10.9 -13.0 | 266 13 12.9 0.8 6 400 6700 285 23 22.2 -6.0 | 252 25 24.2 7.9 7 320 8116 295 27 24.5 -11.4 | 265 27 26.5 2.4 8 300 8520 305 31 25.4 -17.8 | 278 28 27.4 -3.9 9 250 9660 290 35 32.9 -12.0 | 267 35 34.9 1.9 10 200 11060 295 40 36.3 -16.9 | 275 38 38.2 -3.0 11 150 12860 300 35 30.3 -17.5 | 276 33 32.3 -3.6 12 100 15380 285 38 36.7 -9.8 | 264 39 38.7 4.0 13 70 17550 295 44 39.9 -18.6 | 276 42 41.9 -4.7 Wind Parameters Mean winds (0-6000m): 338.2 at 18.7 knts Storm direction: 8.2 at 14.0 knts Shear (0-3000m) pos: 1.7 neg: 2.4 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 137.1 deg Storm rel helicity (0-3000m) pos: 49.8 neg: -35.0 tot: 14.8 m^2/s^2 ave: 4.9 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.44 Bulk Shear: 41.33 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 48 8 152 9| 0.0 10.0 10.0| 4.0 -33.0 -28.9 -57.8 -0.44| 17.7 -7.8 1000 17 9 172 5| 0.0 7.1 7.1| 19.8 -33.0 -13.2 -13.2 0.08| 15.0 1.2 1500 355 12 245 3| 3.3 4.7 8.1| 40.0 -33.0 7.0 4.7 0.27| 13.3 3.6 2000 350 15 281 5| 2.6 3.5 6.1| 43.9 -33.0 10.9 5.4 0.29| 10.4 3.0 2500 348 17 295 6| 2.1 2.8 4.9| 47.6 -33.0 14.7 5.9 0.31| 8.6 2.7 3000 348 18 303 7| 1.7 2.4 4.1| 49.8 -35.0 14.8 4.9 0.30| 7.4 2.2 4000 347 19 304 8| 1.3 1.7 2.9| 49.8 -50.4 -0.6 -0.1 0.16| 6.3 1.0 5000 343 19 299 8| 1.0 1.3 2.3| 49.8 -65.3 -15.4 -3.1 0.05| 5.5 0.3 6000 338 19 291 10| 0.8 1.6 2.5| 49.8 -76.6 -26.8 -4.5 0.00| 5.3 0.0 Wrote GIF file: /home/apache/climate/data/raob//USHH/skewt/USHH.skewt.20251207.12.gif