UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123000.upa.cvt Date: 0000Z 30 DEC 25 Searching for X4882... Searching the city database file for: X4882 ... Date:0000Z 30 DEC 25 Station: X4882 WMO ident: 34882 Latitude: 46.28 Longitude: 47.98 ------------------------------------------------------------------------------- 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 1005 -23 -1.5 -3.0 89 1.5 -2.1 180 3 271.3 271.8 270.8 279.5 3.04 1 1000 17 -1.9 -4.1 85 2.2 -2.7 190 5 271.2 271.7 270.5 278.9 2.82 2 998 33 -2.3 -5.1 81 2.8 -3.3 191 6 271.0 271.4 270.0 278.1 2.62 3 985 137 -0.9 -2.7 88 1.8 -1.6 195 10 273.4 274.0 272.3 282.1 3.18 4 969 268 -1.5 -3.1 89 1.6 -2.1 200 15 274.1 274.6 272.7 282.7 3.13 5 939 518 -1.5 -2.8 91 1.3 -2.0 210 24 276.6 277.1 274.4 285.7 3.31 6 925 638 -1.7 -2.9 91 1.2 -2.1 215 29 277.6 278.1 275.0 286.8 3.33 7 906 803 -2.3 -3.6 91 1.3 -2.8 215 29 278.6 279.2 275.4 287.6 3.23 8 850 1306 -5.7 -7.7 86 2.0 -6.4 215 31 280.2 280.6 275.3 287.3 2.52 9 822 1567 -8.7 -11.2 82 2.5 -9.4 214 30 279.7 280.0 274.2 285.4 1.97 10 795 1825 -10.5 -12.8 83 2.3 -11.1 213 28 280.5 280.8 274.3 285.6 1.79 11 754 2231 -13.1 -14.6 88 1.5 -13.5 212 26 281.9 282.2 274.9 286.7 1.63 12 748 2292 -11.9 -13.5 88 1.6 -12.3 212 26 283.9 284.2 276.2 289.1 1.80 13 738 2394 -13.9 -15.4 88 1.5 -14.3 211 25 282.8 283.1 275.3 287.4 1.56 14 724 2540 -14.9 -16.6 87 1.7 -15.3 211 24 283.2 283.5 275.3 287.5 1.44 15 700 2794 -16.7 -19.6 78 2.9 -17.3 210 23 284.0 284.2 275.3 287.4 1.15 16 609 3822 -24.5 -31.5 52 7.0 -25.4 222 28 286.5 286.6 275.6 288.0 0.45 17 581 4162 -27.3 -33.3 57 6.0 -28.0 227 30 287.2 287.2 275.9 288.4 0.40 18 517 4988 -34.7 -39.3 63 4.6 -35.0 237 35 288.0 288.0 276.0 288.8 0.24 19 500 5220 -37.3 -42.1 61 4.8 -37.6 240 36 287.6 287.6 275.7 288.2 0.19 20 431 6227 -46.9 -51.2 61 4.3 -47.0 233 36 287.8 287.8 275.7 288.1 0.08 21 400 6720 -49.9 -54.2 60 4.3 -50.0 230 36 290.1 290.1 276.8 290.3 0.06 22 328 7994 -58.9 -63.6 54 4.7 -58.9 220 48 294.7 294.7 279.0 294.8 0.02 23 300 8560 -54.5 -59.2 56 4.7 -54.6 235 42 308.5 308.5 284.8 308.7 0.04 24 299 8581 -54.5 -59.2 56 4.7 -54.6 235 42 308.8 308.8 284.9 309.0 0.04 25 250 9720 -52.9 -58.9 48 6.0 -53.1 250 33 327.4 327.4 291.0 327.6 0.05 26 213 10760 -50.5 -58.5 38 8.0 -50.8 246 37 346.5 346.5 295.9 346.8 0.07 27 200 11170 -51.9 -59.9 38 8.0 -52.1 245 38 350.6 350.6 296.8 350.8 0.06 28 197 11268 -52.5 -60.5 37 8.0 -52.7 245 39 351.1 351.2 296.9 351.4 0.06 29 167 12347 -48.5 -58.5 30 10.0 -49.0 245 49 374.8 374.8 301.5 375.2 0.09 30 151 13007 -50.7 -61.7 26 11.0 -51.1 245 56 382.0 382.0 302.6 382.3 0.06 31 150 13050 -50.5 -61.5 26 11.0 -51.0 245 56 383.1 383.1 302.8 383.4 0.06 32 122 14404 -47.9 -60.9 21 13.0 -48.7 250 48 411.1 411.1 306.7 411.6 0.09 33 100 15710 -49.5 -63.5 18 14.0 -50.3 255 40 432.1 432.1 309.1 432.5 0.07 34 89 16465 -54.3 -68.3 16 14.0 -54.8 257 45 437.1 437.2 309.6 437.4 0.04 35 84 16837 -52.9 -67.9 15 15.0 -53.6 257 47 447.3 447.3 310.6 447.5 0.05 36 70 18000 -57.7 -72.7 13 15.0 -58.2 260 54 460.9 461.0 311.8 461.1 0.03 37 68 18183 -58.9 -72.9 15 14.0 -59.3 259 53 462.2 462.2 312.0 462.4 0.03 38 58 19190 -55.7 -70.7 14 15.0 -56.4 254 46 490.9 490.9 314.3 491.2 0.05 39 50 20130 -59.1 -74.1 13 15.0 -59.7 250 40 504.2 504.2 315.2 504.4 0.03 40 39 21677 -61.5 -76.5 12 15.0 -62.0 255 46 535.3 535.3 317.2 535.5 0.03 41 36 22177 -57.1 -73.1 11 16.0 -58.0 256 48 559.1 559.1 318.6 559.4 0.05 42 30 23320 -60.7 -75.7 12 15.0 -61.4 260 52 579.2 579.2 319.6 579.5 0.04 43 28 23749 -58.7 -73.7 13 15.0 -59.7 258 53 596.3 596.3 320.5 596.7 0.06 44 20 25840 -60.9 -75.9 12 15.0 -62.0 250 56 649.8 649.8 322.7 650.3 0.06 45 19 26159 -60.5 -75.5 12 15.0 -61.7 660.6 660.6 323.1 661.2 0.07 46 17 26844 -65.3 -80.3 11 15.0 -66.0 666.6 666.6 323.3 666.9 0.04 47 15 27613 -61.5 -77.5 10 16.0 -62.8 703.5 703.5 324.6 704.1 0.07 48 13 28497 -62.9 -77.9 12 15.0 -64.1 728.0 728.1 325.3 728.7 0.07 49 12 28993 -60.3 -75.3 12 15.0 -62.0 754.1 754.2 326.1 755.2 0.12 TRP 328 7994 -58.9 -63.6 54 4.7 -58.9 220 48 294.7 294.7 279.0 294.8 0.02 WND Sounding variables and indices 1000-500 mb thick: 5203.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.35 inches Sfc-500 mean rel hum: 74.52 % Est. max temperature: 7.28 C = 45.11 F Sfc-Lift cond lev (LCL): 981.52 mb = 165.55 m = 543.15 ft T: -1.03 C 700-500 lapse rate: 8.49 C/km ThetaE index: 2.25 C Layer 850.0- 795.0 mb Conv cond level (CCL): 871.44 mb = 1109.59 m = 3640.34 ft Mean mixing ratio: 3.17 g/kg Conv temperature: 6.82 C = 44.28 F Cap Strength: 4.03 C Lifted Index: 3.52 C Risk: None Lifted Index @300 mb: 17.43 C Lifted Index @700 mb: 3.08 C Showalter Index: 0.94 C Risk: Thunderstorms probable Total Totals Index: 61.20 C Risk: Severe Thunderstorms probable Vertical Totals Index: 31.60 C Cross Totals Index: 29.60 C K Index: 21.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 419.83 Risk: Severe Thunderstorms possible Energy Index: 0.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.52 J/kg Max Up Vert Vel: 7.28 m/s Conv Inhibition (B-): 53630.33 J/kg Cap Strength: 4.02 C Lift Cond Lev (LCL): 930.51 mb = 590.69 m = 1937.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 254 at 21 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 1005 -23 180 3 0.0 3.0 | 82 21 -20.5 -3.0 1 1000 17 190 5 0.9 4.9 | 87 20 -19.6 -1.0 2 925 638 215 29 16.6 23.8 | 168 18 -3.8 17.8 3 850 1306 215 31 17.8 25.4 | 172 20 -2.7 19.4 4 700 2794 210 23 11.5 19.9 | 147 17 -9.0 14.0 5 500 5220 240 36 31.2 18.0 | 222 16 10.7 12.0 6 400 6720 230 36 27.6 23.1 | 202 19 7.1 17.2 7 328 7994 220 48 30.9 36.8 | 199 33 10.4 30.8 8 300 8560 235 42 34.4 24.1 | 218 23 13.9 18.1 9 250 9720 250 33 31.0 11.3 | 243 12 10.5 5.3 10 200 11170 245 38 34.4 16.1 | 234 17 14.0 10.1 11 150 13050 245 56 50.8 23.7 | 240 35 30.3 17.7 12 100 15710 255 40 38.6 10.4 | 256 19 18.2 4.4 13 70 18000 260 54 53.2 9.4 | 264 33 32.7 3.4 14 50 20130 250 40 37.6 13.7 | 246 19 17.1 7.7 15 30 23320 260 52 51.2 9.0 | 264 31 30.7 3.1 16 20 25840 250 56 52.6 19.2 | 248 35 32.1 13.2 Wind Parameters Mean winds (0-6000m): 223.8 at 28.4 knts Storm direction: 253.8 at 21.3 knts Shear (0-3000m) pos: 4.6 neg: 1.0 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 70.0 deg Storm rel helicity (0-3000m) pos: 137.6 neg: -36.0 tot: 101.6 m^2/s^2 ave: 33.9 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 3.7 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.73 Bulk Shear: 36.51 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 ------------------------------------------------------------------------------- 500 205 13 112 16| 20.8 0.0 20.8| 94.3 0.0 94.3 188.7 0.97| 21.1 20.6 1000 213 21 141 15| 14.2 0.0 14.2|129.1 0.0 129.1 129.1 0.97| 14.6 14.1 1500 214 24 153 16| 9.5 0.1 9.6|132.3 -4.1 128.2 85.5 0.90| 10.4 9.4 2000 214 25 157 16| 7.1 0.7 7.8|132.3 -16.7 115.6 57.8 0.75| 8.5 6.4 2500 213 25 157 17| 5.7 1.2 6.8|132.3 -28.9 103.4 41.4 0.62| 7.4 4.6 3000 213 25 156 17| 4.6 1.0 5.6|137.6 -36.0 101.6 33.9 0.56| 6.6 3.7 4000 215 26 158 16| 4.2 0.7 5.0|169.3 -36.0 133.2 33.3 0.63| 6.0 3.8 5000 219 27 167 15| 4.0 0.6 4.6|203.9 -36.0 167.8 33.6 0.69| 5.7 3.9 6000 224 28 177 15| 3.4 0.5 3.9|212.1 -48.1 164.0 27.3 0.62| 5.2 3.2 Wrote GIF file: /home/apache/climate/data/raob//X4882/skewt/X4882.skewt.20251230.00.gif