UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101912.upa.cvt Date: 1200Z 19 OCT 25 Searching for U8951... Searching the city database file for: U8951 ... Date:1200Z 19 OCT 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1003 195 11.0 3.0 58 8.0 7.1 240 5 283.9 284.7 280.1 297.2 4.73 1 1001 212 9.4 3.4 66 6.0 6.5 247 10 282.5 283.3 279.6 296.1 4.88 2 1000 220 9.4 3.4 66 6.0 6.5 250 13 282.5 283.4 279.6 296.2 4.88 3 936 764 4.4 -3.6 56 8.0 1.1 263 23 282.9 283.4 277.5 291.7 3.13 4 925 860 3.6 -4.4 56 8.0 0.4 265 25 283.0 283.5 277.4 291.5 2.98 5 860 1448 0.2 -4.5 71 4.7 -1.7 274 27 285.4 286.0 278.9 294.5 3.18 6 850 1542 -0.5 -4.4 75 3.9 -2.1 275 27 285.6 286.2 279.0 294.9 3.24 7 810 1925 -3.9 -4.3 97 0.4 -4.1 276 26 286.0 286.6 279.4 295.8 3.43 8 700 3058 -13.3 280 21 287.8 9 671 3378 -16.3 279 23 287.9 10 669 3400 -15.3 279 23 289.3 11 665 3446 -10.7 -10.7 100 0.0 -10.7 279 23 294.9 295.4 282.4 302.6 2.54 12 663 3469 -10.1 -10.1 100 0.0 -10.1 279 23 295.9 296.3 283.0 303.9 2.67 13 500 5580 -25.1 -29.4 67 4.3 -25.8 275 35 302.4 302.6 283.2 304.7 0.67 14 423 6771 -34.5 -39.3 62 4.8 -34.9 279 39 305.2 305.3 283.9 306.3 0.30 15 400 7160 -37.1 -42.0 60 4.9 -37.5 280 40 306.8 306.8 284.4 307.6 0.24 16 308 8918 -50.3 -56.3 49 6.0 -50.5 285 55 312.1 312.1 286.1 312.3 0.06 17 300 9090 -51.1 -57.1 49 6.0 -51.2 285 56 313.3 313.3 286.6 313.5 0.06 18 264 9913 -55.9 -61.9 47 6.0 -56.0 281 60 318.0 318.0 288.1 318.1 0.03 19 250 10260 -56.5 -62.5 47 6.0 -56.6 280 62 322.1 322.1 289.4 322.2 0.03 20 242 10467 -57.1 -63.1 46 6.0 -57.2 280 66 324.2 324.2 290.1 324.4 0.03 21 213 11274 -59.3 -65.3 46 6.0 -59.4 280 58 332.8 332.8 292.5 332.9 0.03 22 200 11670 -59.1 -65.1 46 6.0 -59.2 280 44 339.2 339.2 294.1 339.3 0.03 23 153 13364 -55.9 -61.9 47 6.0 -56.1 275 38 371.7 371.7 300.9 371.9 0.06 24 150 13490 -56.7 -62.7 47 6.0 -56.9 275 38 372.4 372.4 301.0 372.6 0.06 25 100 16050 -58.5 -67.5 30 9.0 -58.7 260 23 414.7 414.7 307.1 414.9 0.04 26 74 17925 -61.3 -73.3 19 12.0 -61.6 264 26 446.1 446.1 310.5 446.2 0.03 27 70 18270 -59.9 -72.9 17 13.0 -60.3 265 27 456.2 456.2 311.4 456.4 0.03 28 66 18639 -58.5 -72.5 15 14.0 -59.0 269 27 467.0 467.0 312.4 467.2 0.03 29 50 20370 -62.1 -84.1 4 22.0 -62.6 290 29 497.1 497.1 314.8 497.2 0.01 30 49 20494 -62.3 -85.3 3 23.0 -62.7 290 28 499.5 499.6 314.9 499.6 0.01 31 44 21162 -58.9 -88.9 1 30.0 -59.6 289 25 523.5 523.5 316.5 523.5 0.00 32 36 22415 -59.9 -89.9 1 30.0 -60.7 287 19 551.8 551.8 318.2 551.8 0.00 33 32 23143 -63.5 -92.5 1 29.0 -64.1 286 15 561.1 561.1 318.7 561.1 0.00 34 30 23540 -61.7 -90.7 1 29.0 -62.4 285 13 576.4 576.4 319.5 576.5 0.00 35 25 24683 -57.5 -88.5 1 31.0 -58.9 272 16 619.4 619.4 321.5 619.4 0.01 36 20 26090 -59.3 -89.3 1 30.0 -60.7 255 19 654.7 654.7 322.9 654.7 0.01 37 14 28352 -53.9 -85.9 1 32.0 -57.1 743.3 743.3 325.7 743.4 0.02 38 12 29340 -55.1 -87.1 1 32.0 -58.3 772.5 772.5 326.5 772.7 0.02 TRP 213 11274 -59.3 -65.3 46 6.0 -59.4 280 58 332.8 332.8 292.5 332.9 0.03 WND 242 10467 -57.1 -63.1 46 6.0 -57.2 280 66 324.2 324.2 290.1 324.4 0.03 Sounding variables and indices 1000-500 mb thick: 5360.00 m Freezing level: 857.14 mb = 1475.06 m = 4839.36 ft Wetbulb zero: 913.23 mb = 963.39 m = 3160.69 ft Precipitable water: 0.58 inches Sfc-500 mean rel hum: 76.96 % Est. max temperature: 12.65 C = 54.77 F Sfc-Lift cond lev (LCL): 888.22 mb = 1187.60 m = 3896.29 ft T: 1.71 C 700-500 lapse rate: 4.68 C/km ThetaE index: 4.68 C Layer 936.0- 860.0 mb Conv cond level (CCL): 818.12 mb = 1845.86 m = 6055.90 ft Mean mixing ratio: 3.69 g/kg Conv temperature: 13.00 C = 55.40 F Cap Strength: 6.49 C Lifted Index: 8.69 C Risk: None Lifted Index @300 mb: 14.27 C Lifted Index @700 mb: 0.16 C Showalter Index: 7.46 C Risk: None Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.60 C Cross Totals Index: 20.70 C K Index: 24.46 Risk: 20-40 % chance of thunderstorms Sweat Index: 89.00 Risk: None Energy Index: 1.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.65 J/kg Max Up Vert Vel: 3.05 m/s Conv Inhibition (B-): 96.97 J/kg Cap Strength: 8.56 C Lift Cond Lev (LCL): 855.47 mb = 1490.56 m = 4890.22 ft Lev Free Conv (LFC): 690.47 mb = 3161.60 m = 10372.59 ft Equ Level (EL): 670.47 mb = 3383.84 m = 11101.71 ft B at Equ Level: -5.62 J/kg Max Parcel Lev (MPL): 670.47 mb = 3383.84 m = 11101.71 ft Wind level data Storm motion: 305 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 1003 195 240 5 4.3 2.5 | 139 18 -12.1 13.9 1 1000 220 250 13 12.2 4.4 | 165 16 -4.2 15.9 2 925 860 265 25 24.9 2.2 | 212 16 8.5 13.6 3 850 1542 275 27 26.9 -2.4 | 229 14 10.5 9.1 4 700 3058 280 21 20.7 -3.6 | 209 9 4.3 7.8 5 500 5580 275 35 34.9 -3.1 | 246 20 18.5 8.4 6 400 7160 280 40 39.4 -6.9 | 259 23 23.0 4.5 7 300 9090 285 56 54.1 -14.5 | 275 38 37.7 -3.1 8 250 10260 280 62 61.1 -10.8 | 269 45 44.7 0.7 9 242 10467 280 66 65.0 -11.5 | 270 49 48.6 -0.0 10 213 11274 280 58 57.1 -10.1 | 268 41 40.7 1.4 11 200 11670 280 44 43.3 -7.6 | 262 27 26.9 3.8 12 150 13490 275 38 37.9 -3.3 | 249 23 21.5 8.1 13 100 16050 260 23 22.7 4.0 | 202 17 6.3 15.4 14 70 18270 265 27 26.9 2.4 | 217 17 10.5 13.8 15 50 20370 290 29 27.3 -9.9 | 262 11 10.9 1.5 16 30 23540 285 13 12.6 -3.4 | 155 9 -3.8 8.1 17 20 26090 255 19 18.4 4.9 | 187 16 2.0 16.3 Wind Parameters Mean winds (0-6000m): 274.9 at 26.6 knts Storm direction: 304.9 at 20.0 knts Shear (0-3000m) pos: 3.1 neg: 0.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 74.0 deg Storm rel helicity (0-3000m) pos: 107.3 neg: -10.2 tot: 97.0 m^2/s^2 ave: 32.3 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.26 Bulk Shear: 18.17 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 ------------------------------------------------------------------------------- 500 257 17 181 15| 17.8 0.0 17.8| 74.5 0.0 74.5 148.9 0.98| 18.3 18.0 1000 263 21 197 15| 11.2 0.0 11.2| 97.6 0.0 97.6 97.6 0.98| 12.1 11.9 1500 267 23 207 14| 7.7 0.0 7.7|106.1 -0.7 105.5 70.3 0.94| 9.1 8.6 2000 270 23 211 14| 5.3 0.0 5.3|106.1 -4.1 102.0 51.0 0.84| 7.4 6.2 2500 271 23 213 13| 3.9 0.0 3.9|106.1 -7.9 98.2 39.3 0.74| 6.3 4.7 3000 273 23 213 12| 3.1 0.0 3.1|107.3 -10.2 97.0 32.3 0.68| 5.6 3.8 4000 274 24 216 12| 2.3 0.7 3.1|118.7 -10.2 108.5 27.1 0.68| 4.9 3.4 5000 275 25 222 13| 1.9 1.2 3.0|129.1 -10.2 118.8 23.8 0.65| 4.5 3.0 6000 275 27 228 14| 1.7 1.2 2.9|143.6 -10.2 133.4 22.2 0.65| 4.2 2.7 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251019.12.gif