UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122912.upa.cvt Date: 1200Z 29 DEC 25 Searching for X4882... Searching the city database file for: X4882 ... Date:1200Z 29 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 -24 -1.7 -2.9 91 1.2 -2.1 135 5 271.1 271.6 270.7 279.3 3.07 1 1000 16 -1.5 -5.6 74 4.1 -2.9 140 7 271.6 272.1 270.2 278.5 2.51 2 999 24 -1.5 -6.4 69 4.9 -3.1 141 7 271.7 272.1 270.1 278.2 2.37 3 979 184 -3.1 -6.9 75 3.8 -4.4 154 8 271.7 272.1 269.9 278.1 2.32 4 974 225 -2.3 -5.9 76 3.6 -3.6 157 8 272.9 273.3 271.0 279.8 2.52 5 957 365 0.2 -5.8 64 6.0 -2.0 168 9 276.8 277.2 273.5 284.0 2.59 6 925 637 -0.9 -4.1 79 3.2 -2.1 190 11 278.4 278.9 275.0 286.9 3.05 7 924 646 -1.1 -4.2 79 3.1 -2.3 191 11 278.3 278.8 274.9 286.7 3.03 8 881 1024 -3.5 -6.6 79 3.1 -4.6 222 10 279.6 280.1 275.1 287.1 2.64 9 866 1160 -3.7 -8.3 70 4.6 -5.3 233 9 280.8 281.2 275.3 287.5 2.36 10 850 1307 -4.9 -9.9 68 5.0 -6.5 245 9 281.0 281.4 275.2 287.1 2.12 11 843 1372 -5.5 -11.5 63 6.0 -7.4 245 9 281.0 281.4 274.8 286.5 1.88 12 792 1859 -8.7 -12.5 74 3.8 -9.8 243 12 282.7 283.0 275.6 288.1 1.85 13 700 2804 -15.3 -18.6 76 3.3 -16.0 240 17 285.5 285.8 276.3 289.3 1.26 14 633 3555 -20.3 -22.8 80 2.5 -20.8 239 21 288.2 288.3 277.2 291.1 0.97 15 500 5250 -34.7 -39.7 60 5.0 -35.1 235 31 290.7 290.8 277.4 291.5 0.24 16 499 5264 -34.7 -39.7 60 5.0 -35.1 235 31 290.9 290.9 277.5 291.7 0.24 17 400 6760 -47.9 -52.9 56 5.0 -48.0 205 33 292.7 292.7 278.2 293.0 0.07 18 376 7166 -51.5 -56.5 55 5.0 -51.6 209 34 293.2 293.2 278.3 293.4 0.05 19 339 7833 -56.9 -61.9 53 5.0 -57.0 215 35 294.7 294.7 279.0 294.8 0.03 20 300 8610 -56.5 -61.5 53 5.0 -56.6 215 38 305.7 305.7 283.7 305.8 0.03 21 290 8825 -56.9 -61.9 53 5.0 -57.0 216 38 308.1 308.1 284.7 308.2 0.03 22 266 9379 -52.5 -58.5 48 6.0 -52.7 218 39 322.2 322.3 289.5 322.5 0.05 23 250 9780 -52.5 -59.5 43 7.0 -52.7 220 40 328.0 328.0 291.2 328.2 0.05 24 215 10758 -52.1 -62.1 29 10.0 -52.4 234 47 343.1 343.1 295.1 343.3 0.04 25 201 11197 -49.3 -61.3 23 12.0 -49.7 240 50 354.2 354.2 297.5 354.4 0.05 26 200 11230 -49.7 -61.7 23 12.0 -50.1 240 50 354.1 354.1 297.5 354.3 0.05 27 168 12365 -52.5 -67.5 15 15.0 -52.9 237 50 367.5 367.5 300.1 367.6 0.03 28 150 13100 -51.1 -68.1 11 17.0 -51.6 235 50 382.0 382.0 302.6 382.1 0.03 29 135 13789 -49.1 -68.1 9 19.0 -49.8 236 50 397.3 397.3 304.9 397.4 0.03 30 114 14888 -53.9 -73.9 7 20.0 -54.4 238 50 408.0 408.0 306.3 408.1 0.02 31 105 15415 -54.7 -74.7 7 20.0 -55.2 239 50 416.2 416.2 307.3 416.3 0.01 32 100 15730 -51.5 -72.5 6 21.0 -52.2 240 50 428.2 428.2 308.7 428.3 0.02 33 82 17006 -55.3 -76.3 6 21.0 -55.9 251 46 445.5 445.5 310.4 445.5 0.01 34 74 17664 -53.1 -75.1 5 22.0 -53.9 257 43 463.4 463.4 312.1 463.5 0.02 35 70 18020 -55.5 -76.5 6 21.0 -56.2 260 42 465.7 465.7 312.3 465.7 0.02 36 67 18298 -56.9 -77.9 5 21.0 -57.5 261 42 468.5 468.5 312.5 468.6 0.01 37 65 18491 -54.5 -75.5 6 21.0 -55.3 261 42 477.8 477.8 313.3 477.9 0.02 38 56 19439 -57.5 -79.5 4 22.0 -58.2 263 42 491.8 491.8 314.4 491.9 0.01 39 51 20034 -54.7 -77.7 4 23.0 -55.7 265 42 511.7 511.7 315.8 511.8 0.02 40 50 20160 -56.3 -78.3 5 22.0 -57.2 265 42 510.8 510.8 315.7 510.9 0.02 41 37 22052 -61.9 -82.9 4 21.0 -62.5 265 47 542.4 542.4 317.6 542.4 0.01 42 33 22761 -61.5 -82.5 5 21.0 -62.2 265 49 561.5 561.5 318.7 561.6 0.01 43 31 23153 -57.3 -79.3 5 22.0 -58.5 265 49 582.9 582.9 319.8 583.1 0.02 44 30 23360 -59.3 -81.3 4 22.0 -60.3 265 50 583.0 583.0 319.8 583.1 0.02 45 26 24254 -60.5 -82.5 4 22.0 -61.4 260 51 603.9 603.9 320.8 604.0 0.02 46 24 24757 -56.7 -78.7 5 22.0 -58.2 257 51 629.0 629.0 321.9 629.2 0.03 47 21 25597 -60.7 -81.7 5 21.0 -61.8 252 52 641.4 641.4 322.3 641.5 0.02 48 20 25900 -61.1 -82.1 5 21.0 -62.2 250 52 649.1 649.2 322.7 649.3 0.02 49 17 26914 -59.3 -81.3 4 22.0 -60.9 685.8 685.8 324.0 686.1 0.03 50 15 27690 -63.7 -84.7 4 21.0 -64.8 696.2 696.2 324.3 696.3 0.02 51 13 28577 -59.3 -81.3 4 22.0 -61.3 740.5 740.5 325.7 740.9 0.04 52 11 29620 -60.7 -81.7 5 21.0 -62.6 771.6 771.7 326.5 772.1 0.05 TRP 339 7833 -56.9 -61.9 53 5.0 -57.0 215 35 294.7 294.7 279.0 294.8 0.03 WND Sounding variables and indices 1000-500 mb thick: 5234.00 m Freezing level: Surface below freezing Freezing level: 958.36 mb = 354.04 m = 1161.54 ft Freezing level: 951.18 mb = 414.67 m = 1360.46 ft Wetbulb zero: Below ground Precipitable water: 0.34 inches Sfc-500 mean rel hum: 72.94 % Est. max temperature: 8.19 C = 46.74 F Sfc-Lift cond lev (LCL): 986.12 mb = 126.93 m = 416.43 ft T: -2.53 C 700-500 lapse rate: 7.93 C/km ThetaE index: 1.28 C Layer 1000.0- 974.0 mb Conv cond level (CCL): 810.73 mb = 1676.43 m = 5500.02 ft Mean mixing ratio: 2.68 g/kg Conv temperature: 9.33 C = 48.80 F Cap Strength: 6.34 C Lifted Index: 6.88 C Risk: None Lifted Index @300 mb: 16.08 C Lifted Index @700 mb: 5.13 C Showalter Index: 3.72 C Risk: None Total Totals Index: 54.60 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 29.80 C Cross Totals Index: 24.80 C K Index: 16.60 Risk: < 20 % chance of thunderstorms Sweat Index: 161.00 Risk: None Energy Index: 0.92 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.11 J/kg Max Up Vert Vel: 8.73 m/s Conv Inhibition (B-): 63086.60 J/kg Cap Strength: 6.86 C Lift Cond Lev (LCL): 894.18 mb = 906.23 m = 2973.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 262 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 1005 -24 135 5 -3.5 3.5 | 95 18 -17.8 1.6 1 1000 16 140 7 -4.5 5.4 | 100 19 -18.8 3.4 2 925 637 190 11 1.9 10.8 | 126 15 -12.4 8.9 3 850 1307 245 9 8.2 3.8 | 107 6 -6.1 1.8 4 700 2804 240 17 14.7 8.5 | 184 7 0.4 6.5 5 500 5250 235 31 25.4 17.8 | 215 19 11.1 15.8 6 400 6760 205 33 13.9 29.9 | 179 28 -0.3 27.9 7 339 7833 215 35 20.1 28.7 | 192 27 5.8 26.7 8 300 8610 215 38 21.8 31.1 | 194 30 7.5 29.2 9 250 9780 220 40 25.7 30.6 | 202 31 11.4 28.7 10 200 11230 240 50 43.3 25.0 | 232 37 29.0 23.0 11 150 13100 235 50 41.0 28.7 | 225 38 26.7 26.7 12 100 15730 240 50 43.3 25.0 | 232 37 29.0 23.0 13 70 18020 260 42 41.4 7.3 | 259 28 27.1 5.3 14 50 20160 265 42 41.8 3.7 | 266 28 27.6 1.7 15 30 23360 265 50 49.8 4.4 | 266 36 35.5 2.4 16 20 25900 250 52 48.9 17.8 | 245 38 34.6 15.8 Wind Parameters Mean winds (0-6000m): 232.2 at 19.2 knts Storm direction: 262.2 at 14.4 knts Shear (0-3000m) pos: 2.1 neg: 1.4 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 94.8 deg Storm rel helicity (0-3000m) pos: 56.7 neg: -5.3 tot: 51.3 m^2/s^2 ave: 17.1 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.85 Bulk Shear: 44.72 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 ------------------------------------------------------------------------------- 500 160 8 109 18| 7.3 0.0 7.3| 35.6 0.0 35.6 71.1 0.91| 8.4 7.6 1000 183 9 118 16| 5.5 0.0 5.5| 45.5 -0.6 44.9 44.9 0.61| 8.1 4.9 1500 199 9 122 13| 4.3 0.0 4.3| 46.2 -5.3 40.9 27.2 0.37| 7.2 2.7 2000 213 10 125 11| 3.2 0.7 3.9| 49.7 -5.3 44.3 22.2 0.43| 6.1 2.6 2500 222 11 130 9| 2.6 1.1 3.7| 53.1 -5.3 47.8 19.1 0.49| 5.4 2.6 3000 227 12 136 8| 2.1 1.4 3.5| 56.7 -5.3 51.3 17.1 0.51| 5.0 2.6 4000 232 14 153 7| 1.6 1.8 3.4| 63.9 -5.3 58.5 14.6 0.51| 4.5 2.3 5000 233 17 173 8| 1.3 2.0 3.3| 69.9 -5.3 64.5 12.9 0.48| 4.2 2.0 6000 232 19 185 10| 1.1 2.0 3.1| 70.9 -44.1 26.8 4.5 0.25| 4.3 1.1 Wrote GIF file: /home/apache/climate/data/raob//X4882/skewt/X4882.skewt.20251229.12.gif