UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for U4507... Searching the city database file for: U4507 ... Date:0000Z 3 DEC 25 Station: U4507 WMO ident: 24507 Latitude: 64.27 Longitude: 100.23 ------------------------------------------------------------------------------- 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 50 SFC 982 185 -20.3 -24.3 70 4.0 -20.8 150 1 254.2 254.3 253.5 255.7 0.54 2 954 398 -21.3 -25.3 70 4.0 -21.8 213 4 255.3 255.3 254.4 256.7 0.51 3 925 627 -19.1 -23.0 71 3.9 -19.7 280 7 259.8 259.9 258.3 261.6 0.65 4 913 724 -17.9 -21.4 74 3.5 -18.4 282 9 262.0 262.1 260.3 264.1 0.76 5 877 1025 -17.7 -20.4 79 2.7 -18.1 289 16 265.2 265.4 262.9 267.6 0.86 6 850 1259 -18.9 -21.3 81 2.4 -19.3 295 21 266.3 266.5 263.7 268.7 0.82 7 834 1400 -19.9 -22.4 80 2.5 -20.3 298 22 266.7 266.9 263.9 268.9 0.76 8 815 1572 -16.9 -19.0 84 2.1 -17.3 303 23 271.7 271.9 267.8 274.7 1.04 9 799 1721 -17.1 -19.1 84 2.0 -17.5 306 24 273.0 273.2 268.7 276.0 1.06 10 742 2276 -17.3 -20.1 79 2.8 -17.9 319 28 278.6 278.8 272.1 281.7 1.04 11 700 2710 -19.7 -23.5 72 3.8 -20.4 330 31 280.7 280.8 272.9 283.1 0.82 12 595 3899 -25.9 -31.9 57 6.0 -26.6 325 32 286.8 286.9 275.7 288.2 0.44 13 569 4219 -29.5 -36.5 51 7.0 -30.2 324 32 286.3 286.3 275.2 287.2 0.30 14 513 4951 -33.5 -40.5 49 7.0 -34.0 321 33 290.1 290.1 277.0 290.8 0.22 15 500 5130 -34.5 -41.5 49 7.0 -35.0 320 33 291.0 291.0 277.5 291.6 0.20 16 472 5530 -36.9 -43.9 48 7.0 -37.3 319 34 292.8 292.9 278.3 293.4 0.16 17 400 6650 -46.9 -53.9 45 7.0 -47.1 315 35 294.0 294.0 278.7 294.3 0.06 18 386 6887 -47.5 -54.5 44 7.0 -47.7 316 35 296.3 296.3 279.8 296.5 0.06 19 313 8243 -58.3 -64.3 46 6.0 -58.3 319 36 299.5 299.5 281.1 299.6 0.02 20 300 8510 -58.9 -64.9 46 6.0 -59.0 320 36 302.3 302.3 282.3 302.4 0.02 21 274 9078 -60.9 -66.9 45 6.0 -61.0 320 40 307.4 307.4 284.4 307.4 0.02 22 250 9650 -60.3 -66.3 45 6.0 -60.4 315 33 316.4 316.4 287.6 316.5 0.02 23 200 11040 -59.5 -65.5 46 6.0 -59.6 315 36 338.5 338.5 294.0 338.7 0.03 24 184 11563 -58.7 -64.7 46 6.0 -58.8 314 36 348.0 348.0 296.2 348.2 0.03 25 150 12840 -61.1 -68.1 39 7.0 -61.2 310 35 364.8 364.8 299.7 364.9 0.03 26 101 15289 -62.7 -70.7 33 8.0 -62.9 320 35 405.4 405.4 305.9 405.6 0.03 27 100 15350 -62.7 -70.7 33 8.0 -62.9 320 35 406.6 406.6 306.1 406.7 0.03 28 70 17520 -67.3 -75.3 31 8.0 -67.4 320 33 440.4 440.4 309.9 440.5 0.02 29 50 19540 -71.1 -80.1 25 9.0 -71.2 315 31 475.9 475.9 313.1 476.0 0.01 30 34 21805 -74.1 -83.1 24 9.0 -74.2 523.6 523.6 316.5 523.6 0.01 TRP 274 9078 -60.9 -66.9 45 6.0 -61.0 320 40 307.4 307.4 284.4 307.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 5080.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 67.55 % Est. max temperature: -7.28 C = 18.90 F Sfc-Lift cond lev (LCL): 919.21 mb = 673.85 m = 2210.77 ft T: -18.52 C 700-500 lapse rate: 6.12 C/km Conv cond level (CCL): 578.85 mb = 4095.87 m = 13437.73 ft Mean mixing ratio: 0.65 g/kg Conv temperature: 11.87 C = 53.37 F Cap Strength: 24.20 C Lifted Index: 24.78 C Risk: None Lifted Index @300 mb: 29.38 C Lifted Index @700 mb: 18.42 C Showalter Index: 18.45 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 13.20 C K Index: -9.50 Risk: None Sweat Index: 75.00 Risk: None Energy Index: 4.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.16 J/kg Max Up Vert Vel: 9.92 m/s Conv Inhibition (B-): 43586.69 J/kg Cap Strength: 24.42 C Lift Cond Lev (LCL): 878.28 mb = 1014.55 m = 3328.55 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 349 at 20 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 ---------------------------------------------------------- 0 982 185 150 1 -0.5 0.9 | 168 21 -4.3 20.8 1 925 627 280 7 6.9 -1.2 | 189 19 3.1 18.7 2 850 1259 295 21 19.0 -8.9 | 234 19 15.2 11.0 3 700 2710 330 31 15.5 -26.8 | 301 14 11.7 -6.9 4 500 5130 320 33 21.2 -25.3 | 287 18 17.4 -5.4 5 400 6650 315 35 24.7 -24.7 | 283 22 21.0 -4.8 6 300 8510 320 36 23.1 -27.6 | 292 21 19.4 -7.7 7 274 9078 320 40 25.7 -30.6 | 296 24 21.9 -10.7 8 250 9650 315 33 23.3 -23.3 | 280 20 19.5 -3.4 9 200 11040 315 36 25.5 -25.5 | 284 22 21.7 -5.6 10 150 12840 310 35 26.8 -22.5 | 276 23 23.0 -2.6 11 100 15350 320 35 22.5 -26.8 | 290 20 18.7 -6.9 12 70 17520 320 33 21.2 -25.3 | 287 18 17.4 -5.4 13 50 19540 315 31 21.9 -21.9 | 276 18 18.1 -2.0 Wind Parameters Mean winds (0-6000m): 319.2 at 27.0 knts Storm direction: 349.2 at 20.3 knts Shear (0-3000m) pos: 5.5 neg: 0.2 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 129.3 deg Storm rel helicity (0-3000m) pos: 192.3 neg: -2.3 tot: 190.0 m^2/s^2 ave: 63.3 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 6.8 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.64 Bulk Shear: 76.64 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 ------------------------------------------------------------------------------- 500 275 4 182 20| 9.2 0.0 9.2| 54.3 0.0 54.3 108.7 0.79| 12.3 9.7 1000 287 9 196 18| 10.4 0.0 10.4|110.2 0.0 110.2 110.2 0.89| 12.0 10.7 1500 294 13 210 17| 8.5 0.0 8.5|140.4 0.0 140.4 93.6 0.90| 10.3 9.3 2000 302 16 222 15| 7.3 0.0 7.3|165.6 0.0 165.6 82.8 0.91| 9.4 8.6 2500 310 19 234 13| 6.5 0.0 6.5|191.3 0.0 191.3 76.5 0.92| 9.0 8.3 3000 314 21 245 12| 5.5 0.2 5.6|192.3 -2.3 190.0 63.3 0.89| 7.7 6.8 4000 318 24 259 12| 4.1 0.4 4.5|192.3 -8.6 183.7 45.9 0.81| 6.1 4.9 5000 320 26 268 13| 3.3 0.6 3.9|192.3 -15.5 176.8 35.4 0.74| 5.1 3.8 6000 319 27 272 14| 2.7 0.7 3.4|192.3 -20.2 172.1 28.7 0.69| 4.5 3.1 Wrote GIF file: /home/apache/climate/data/raob//U4507/skewt/U4507.skewt.20251203.00.gif