UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for U3472... Searching the city database file for: U3472 ... Date:0000Z 4 DEC 25 Station: U3472 WMO ident: 23472 Latitude: 65.78 Longitude: 87.95 ------------------------------------------------------------------------------- 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 21 0 0 SFC 997 43 -19.9 -22.7 78 2.8 -20.3 0 0 253.5 253.6 253.1 255.1 0.62 2 977 194 -20.3 -24.7 68 4.4 -20.8 345 5 254.5 254.6 253.8 256.0 0.53 3 948 420 -13.7 -16.7 78 3.0 -14.3 323 11 263.4 263.6 262.0 266.4 1.09 4 925 607 -13.7 -15.6 86 1.9 -14.1 305 17 265.3 265.5 263.7 268.7 1.22 5 850 1251 -13.3 -14.8 88 1.5 -13.6 310 23 272.2 272.4 268.8 276.2 1.42 6 844 1305 -13.5 -15.1 88 1.6 -13.9 310 23 272.6 272.8 269.0 276.5 1.40 7 700 2700 -23.7 -26.9 75 3.2 -24.1 305 23 276.2 276.3 269.9 278.0 0.60 8 669 3028 -26.7 -29.5 77 2.8 -27.0 306 23 276.5 276.6 269.9 278.0 0.50 9 659 3136 -26.5 -29.4 76 2.9 -26.8 307 23 277.9 278.0 270.8 279.4 0.51 10 516 4863 -36.1 -43.1 48 7.0 -36.5 314 21 286.4 286.5 275.1 287.0 0.16 11 500 5080 -37.9 -44.9 48 7.0 -38.2 315 21 286.8 286.9 275.2 287.3 0.14 12 405 6508 -47.7 -56.7 35 9.0 -47.9 320 25 292.0 292.0 277.7 292.1 0.04 13 400 6590 -48.1 -57.1 35 9.0 -48.3 320 25 292.5 292.5 278.0 292.6 0.04 14 364 7204 -52.9 -61.9 33 9.0 -53.0 317 24 294.1 294.1 278.7 294.2 0.03 15 300 8430 -60.3 -68.3 34 8.0 -60.4 310 23 300.3 300.3 281.5 300.4 0.01 16 284 8769 -61.3 -69.3 34 8.0 -61.4 305 25 303.7 303.7 282.9 303.7 0.01 17 268 9126 -60.7 -68.7 34 8.0 -60.8 298 26 309.6 309.6 285.2 309.7 0.01 18 254 9460 -57.9 -66.9 31 9.0 -58.0 292 27 318.5 318.5 288.3 318.6 0.02 19 250 9560 -57.7 -66.7 31 9.0 -57.8 290 27 320.3 320.3 288.9 320.4 0.02 20 200 10980 -56.3 -65.3 31 9.0 -56.5 285 27 343.6 343.6 295.2 343.7 0.03 21 174 11863 -56.3 -65.3 31 9.0 -56.5 287 29 357.6 357.6 298.2 357.7 0.03 22 150 12800 -58.3 -68.3 27 10.0 -58.5 290 31 369.6 369.6 300.5 369.8 0.03 23 100 15320 -62.9 -73.9 21 11.0 -63.1 295 33 406.2 406.2 306.0 406.3 0.02 24 74 17147 -67.9 -78.9 19 11.0 -68.0 291 31 432.2 432.2 309.1 432.3 0.01 25 70 17480 -68.1 -79.1 19 11.0 -68.2 290 31 438.7 438.7 309.7 438.8 0.01 26 50 19480 -71.3 -82.3 18 11.0 -71.4 305 33 475.5 475.5 313.1 475.5 0.01 27 32 22096 -74.7 -85.7 17 11.0 -74.8 531.1 531.1 317.0 531.1 0.01 TRP 284 8769 -61.3 -69.3 34 8.0 -61.4 305 25 303.7 303.7 282.9 303.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 5059.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 72.84 % Est. max temperature: -1.00 C = 30.20 F Sfc-Lift cond lev (LCL): 951.99 mb = 388.57 m = 1274.81 ft T: -14.62 C 700-500 lapse rate: 5.97 C/km Conv cond level (CCL): 997.00 mb = 43.32 m = 142.12 ft Mean mixing ratio: 0.98 g/kg Conv temperature: -17.43 C = 0.63 F Cap Strength: 18.55 C Lifted Index: 18.68 C Risk: None Lifted Index @300 mb: 25.64 C Lifted Index @700 mb: 11.61 C Showalter Index: 9.01 C Risk: None Total Totals Index: 47.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 23.10 C K Index: 6.60 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 2.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 64.92 J/kg Max Up Vert Vel: 11.40 m/s Conv Inhibition (B-): 40246.89 J/kg Cap Strength: 18.69 C Lift Cond Lev (LCL): 911.65 mb = 717.74 m = 2354.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 16 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 ---------------------------------------------------------- 0 997 43 0 0 -0.0 -0.0 | 160 16 -5.3 14.7 1 925 607 305 17 13.9 -9.8 | 240 10 8.6 4.9 2 850 1251 310 23 17.6 -14.8 | 270 12 12.3 -0.1 3 700 2700 305 23 18.8 -13.2 | 264 14 13.5 1.5 4 500 5080 315 21 14.8 -14.8 | 271 10 9.5 -0.1 5 400 6590 320 25 16.1 -19.2 | 293 12 10.7 -4.5 6 300 8430 310 23 17.6 -14.8 | 270 12 12.3 -0.1 7 284 8769 305 25 20.5 -14.3 | 269 15 15.1 0.4 8 250 9560 290 27 25.4 -9.2 | 255 21 20.0 5.5 9 200 10980 285 27 26.1 -7.0 | 250 22 20.7 7.7 10 150 12800 290 31 29.1 -10.6 | 260 24 23.8 4.1 11 100 15320 295 33 29.9 -13.9 | 268 25 24.6 0.8 12 70 17480 290 31 29.1 -10.6 | 260 24 23.8 4.1 13 50 19480 305 33 27.0 -18.9 | 281 22 21.7 -4.2 Wind Parameters Mean winds (0-6000m): 310.0 at 20.9 knts Storm direction: 340.0 at 15.6 knts Shear (0-3000m) pos: 0.3 neg: 3.6 tot: 3.9 10-3/s Storm rel Dir Shear (0-3000m): 104.6 deg Storm rel helicity (0-3000m) pos: 35.8 neg: -7.1 tot: 28.7 m^2/s^2 ave: 9.6 10^-3 m/s^2 rel: 0.50 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.73 Bulk Shear: 23.79 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 ------------------------------------------------------------------------------- 500 304 8 185 11| 0.0 15.5 15.5| 16.0 -2.2 13.8 27.5 0.50| 17.3 8.6 1000 306 13 216 9| 0.0 10.8 10.8| 29.8 -2.2 27.6 27.6 0.58| 12.1 7.0 1500 308 16 237 9| 0.7 7.2 7.9| 35.1 -3.0 32.1 21.4 0.58| 8.9 5.2 2000 308 18 247 10| 0.5 5.4 5.9| 35.1 -4.8 30.3 15.1 0.55| 6.8 3.7 2500 308 19 252 10| 0.4 4.3 4.7| 35.1 -6.6 28.5 11.4 0.51| 5.6 2.9 3000 307 20 254 11| 0.3 3.6 3.9| 35.8 -7.1 28.7 9.6 0.50| 4.8 2.4 4000 308 20 258 11| 0.3 2.7 3.0| 37.9 -7.1 30.8 7.7 0.49| 3.8 1.9 5000 309 21 260 11| 0.4 2.2 2.6| 39.4 -7.1 32.3 6.5 0.48| 3.3 1.6 6000 310 21 263 11| 0.5 1.8 2.3| 46.3 -7.1 39.2 6.5 0.52| 3.0 1.5 Wrote GIF file: /home/apache/climate/data/raob//U3472/skewt/U3472.skewt.20251204.00.gif