UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for U3330... Searching the city database file for: U3330 ... Date:1200Z 1 DEC 25 Station: U3330 WMO ident: 23330 Latitude: 66.53 Longitude: 66.53 ------------------------------------------------------------------------------- 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 -31 250 7 SFC 994 17 -0.3 -2.2 87 1.9 -1.0 250 7 273.3 273.9 272.4 282.2 3.27 2 946 412 -1.3 -2.1 94 0.8 -1.6 271 22 276.2 276.8 274.4 285.7 3.46 3 925 590 -2.5 -3.1 96 0.6 -2.7 280 29 276.8 277.3 274.5 285.8 3.28 4 850 1256 -6.3 -7.2 93 0.9 -6.6 295 29 279.5 280.0 275.0 286.9 2.62 5 762 2104 -10.7 -12.0 90 1.3 -11.1 295 30 283.7 284.0 276.4 289.5 2.00 6 700 2750 -16.1 -17.3 90 1.2 -16.4 295 31 284.7 284.9 276.0 288.8 1.40 7 632 3514 -20.7 -21.7 92 1.0 -20.9 300 36 287.9 288.0 277.2 291.1 1.07 8 517 4965 -33.3 -34.6 88 1.3 -33.4 309 45 289.7 289.7 277.1 290.9 0.39 9 500 5200 -33.9 -35.3 87 1.4 -34.0 310 46 291.7 291.8 278.1 292.9 0.38 10 461 5762 -37.3 -39.3 82 2.0 -37.4 306 45 294.3 294.4 279.2 295.2 0.27 11 426 6298 -42.5 -44.6 80 2.1 -42.6 303 45 294.4 294.4 279.1 295.0 0.17 12 400 6720 -44.3 -46.6 78 2.3 -44.4 300 44 297.4 297.4 280.4 297.9 0.14 13 340 7798 -49.9 -52.5 74 2.6 -50.0 311 41 303.9 304.0 283.1 304.3 0.09 14 325 8095 -48.3 -51.0 73 2.7 -48.4 314 40 310.1 310.1 285.5 310.5 0.11 15 300 8620 -50.9 -53.7 72 2.8 -51.0 320 38 313.6 313.6 286.7 313.9 0.09 16 291 8818 -52.3 -54.9 73 2.6 -52.4 320 38 314.4 314.4 286.9 314.6 0.08 17 250 9800 -52.5 -55.4 71 2.9 -52.6 310 36 328.0 328.0 291.2 328.3 0.08 18 209 10956 -53.9 -57.3 66 3.4 -54.0 306 38 343.1 343.1 295.1 343.4 0.08 19 200 11240 -52.5 -55.8 67 3.3 -52.6 305 38 349.6 349.7 296.7 350.1 0.10 20 199 11272 -52.1 -55.3 68 3.2 -52.2 305 38 350.8 350.8 296.9 351.2 0.11 21 150 13090 -53.9 -57.5 65 3.6 -54.1 290 38 377.2 377.2 301.9 377.7 0.11 22 100 15660 -58.9 -62.7 61 3.8 -59.0 300 36 413.9 413.9 307.0 414.4 0.08 23 70 17860 -64.1 -68.2 57 4.1 -64.2 305 38 447.3 447.3 310.6 447.6 0.06 24 67 18128 -63.5 -67.5 58 4.0 -63.6 304 38 454.2 454.2 311.3 454.6 0.06 25 50 19890 -71.5 -75.2 58 3.7 -71.6 300 35 475.0 475.0 313.1 475.2 0.03 26 48 20130 -72.9 -77.0 54 4.1 -72.9 301 36 477.2 477.2 313.2 477.4 0.02 27 41 21054 -73.1 -77.1 54 4.0 -73.2 304 42 498.7 498.8 314.9 498.9 0.03 28 30 22850 -80.3 -84.4 50 4.1 -80.3 310 52 525.7 525.7 316.6 525.8 0.01 29 26 23656 -81.5 -85.3 52 3.8 -81.5 306 45 544.3 544.3 317.8 544.4 0.01 30 21 24871 -76.7 -80.7 53 4.0 -76.8 301 35 593.1 593.1 320.3 593.3 0.03 31 20 25150 -79.1 -83.5 48 4.4 -79.1 300 33 594.0 594.1 320.3 594.2 0.02 32 16 26405 -83.3 -87.5 48 4.2 -83.4 302 29 619.5 619.5 321.5 619.6 0.01 33 14 27155 -79.5 -83.7 50 4.2 -79.6 303 27 656.5 656.5 322.9 656.7 0.03 34 10 29050 -82.3 -86.6 47 4.3 -82.4 305 21 712.3 712.4 324.8 712.5 0.02 35 9.8 29163 -82.3 -86.6 47 4.3 -82.4 716.5 716.5 325.0 716.7 0.02 36 7.4 30760 -75.9 -79.9 53 4.0 -76.1 802.4 802.5 327.3 803.3 0.09 37 4.7 33397 -73.7 -77.9 52 4.2 -74.2 923.9 924.0 329.9 926.1 0.20 TRP 291 8818 -52.3 -54.9 73 2.6 -52.4 320 38 314.4 314.4 286.9 314.6 0.08 WND Sounding variables and indices 1000-500 mb thick: 5231.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.40 inches Sfc-500 mean rel hum: 91.06 % Est. max temperature: 6.18 C = 43.13 F Sfc-Lift cond lev (LCL): 964.83 mb = 254.59 m = 835.27 ft T: -0.90 C 700-500 lapse rate: 7.27 C/km ThetaE index: 0.65 C Layer 700.0- 632.0 mb Conv cond level (CCL): 908.30 mb = 733.49 m = 2406.45 ft Mean mixing ratio: 3.29 g/kg Conv temperature: 3.73 C = 38.71 F Cap Strength: 4.59 C Lifted Index: 6.10 C Risk: None Lifted Index @300 mb: 20.27 C Lifted Index @700 mb: 2.92 C Showalter Index: 4.63 C Risk: None Total Totals Index: 54.30 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 26.70 C K Index: 19.20 Risk: < 20 % chance of thunderstorms Sweat Index: 210.00 Risk: None Energy Index: 1.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.83 J/kg Max Up Vert Vel: 5.80 m/s Conv Inhibition (B-): 63250.11 J/kg Cap Strength: 5.39 C Lift Cond Lev (LCL): 927.97 mb = 564.51 m = 1852.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 26 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 ---------------------------------------------------------- 0 994 17 250 7 6.6 2.4 | 166 26 -6.4 24.8 1 925 590 280 29 28.6 -5.0 | 222 23 15.6 17.4 2 850 1256 295 29 26.3 -12.3 | 233 17 13.3 10.2 3 700 2750 295 31 28.1 -13.1 | 238 18 15.1 9.3 4 500 5200 310 46 35.2 -29.6 | 288 23 22.2 -7.1 5 400 6720 300 44 38.1 -22.0 | 269 25 25.1 0.4 6 300 8620 320 38 24.4 -29.1 | 300 13 11.4 -6.7 7 291 8818 320 38 24.4 -29.1 | 300 13 11.4 -6.7 8 250 9800 310 36 27.6 -23.1 | 273 15 14.6 -0.7 9 200 11240 305 38 31.1 -21.8 | 268 18 18.1 0.7 10 150 13090 290 38 35.7 -13.0 | 247 25 22.7 9.4 11 100 15660 300 36 31.2 -18.0 | 256 19 18.2 4.4 12 70 17860 305 38 31.1 -21.8 | 268 18 18.1 0.7 13 50 19890 300 35 30.3 -17.5 | 254 18 17.3 4.9 14 30 22850 310 52 39.8 -33.4 | 292 29 26.8 -11.0 15 20 25150 300 33 28.6 -16.5 | 249 17 15.6 5.9 16 10 29050 305 21 17.2 -12.0 | 202 11 4.2 10.4 Wind Parameters Mean winds (0-6000m): 299.9 at 34.6 knts Storm direction: 329.9 at 25.9 knts Shear (0-3000m) pos: 4.6 neg: 0.2 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 78.7 deg Storm rel helicity (0-3000m) pos: 191.1 neg: 0.0 tot: 191.1 m^2/s^2 ave: 63.7 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 5.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.28 Bulk Shear: 59.10 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 ------------------------------------------------------------------------------- 500 273 17 189 22| 20.7 0.0 20.7|134.1 0.0 134.1 268.2 0.99| 21.4 21.3 1000 280 23 207 21| 12.4 0.0 12.4|168.3 0.0 168.3 168.3 0.92| 14.8 13.6 1500 285 25 215 19| 8.5 0.0 8.5|175.8 0.0 175.8 117.2 0.88| 10.9 9.6 2000 288 26 219 19| 6.4 0.2 6.6|178.5 0.0 178.5 89.2 0.88| 8.4 7.4 2500 290 27 223 18| 5.1 0.3 5.4|181.1 0.0 181.1 72.4 0.88| 6.8 6.0 3000 291 28 226 18| 4.6 0.2 4.9|191.1 0.0 191.1 63.7 0.89| 6.1 5.4 4000 294 30 233 18| 4.3 0.2 4.5|225.7 0.0 225.7 56.4 0.90| 5.5 4.9 5000 297 32 244 17| 4.2 0.1 4.3|264.4 0.0 264.4 52.9 0.90| 5.2 4.7 6000 300 35 253 18| 3.5 0.3 3.8|271.5 -26.6 244.9 40.8 0.76| 4.8 3.6 Wrote GIF file: /home/apache/climate/data/raob//U3330/skewt/U3330.skewt.20251201.12.gif