UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for X4858... Searching the city database file for: X4858 ... Date:1200Z 2 DEC 25 Station: X4858 WMO ident: 34858 Latitude: 45.92 Longitude: 43.35 ------------------------------------------------------------------------------- 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 1012 91 5.4 1.7 77 3.7 3.7 100 1 277.6 278.3 276.3 289.3 4.27 1 1000 188 3.8 -0.5 73 4.3 2.0 85 3 277.0 277.6 275.1 287.1 3.68 2 937 713 -0.3 -2.5 85 2.2 -1.2 27 5 278.0 278.5 275.3 287.4 3.39 3 925 816 0.2 -1.6 88 1.8 -0.6 15 5 279.5 280.1 276.5 289.7 3.67 4 906 983 0.8 -0.3 92 1.1 0.3 355 6 281.8 282.5 278.3 293.3 4.13 5 883 1189 -0.7 -2.4 88 1.7 -1.4 331 7 282.3 282.9 277.9 292.5 3.63 6 869 1317 1.6 -0.3 87 1.9 0.7 316 8 286.0 286.8 280.6 298.2 4.30 7 850 1495 1.0 -2.1 80 3.1 -0.3 295 9 287.2 287.9 280.6 298.2 3.85 8 784 2142 -1.1 -6.1 69 5.0 -3.1 293 8 291.7 292.2 281.7 300.8 3.09 9 768 2306 -2.7 -8.7 63 6.0 -4.9 292 8 291.7 292.1 281.0 299.3 2.58 10 709 2934 -8.3 -11.9 75 3.6 -9.5 290 7 292.2 292.6 280.8 298.7 2.16 11 702 3011 -7.5 -10.9 77 3.4 -8.7 290 7 293.9 294.4 281.8 301.1 2.37 12 700 3033 -7.5 -11.0 76 3.5 -8.7 290 7 294.2 294.6 281.9 301.3 2.36 13 577 4515 -15.1 -20.1 66 5.0 -16.4 201 9 302.0 302.2 283.9 306.3 1.34 14 500 5580 -23.5 -30.5 53 7.0 -24.6 135 11 304.4 304.5 284.0 306.4 0.60 15 474 5968 -26.1 -33.1 52 7.0 -27.1 140 13 305.9 305.9 284.4 307.5 0.50 16 400 7170 -36.7 -43.7 48 7.0 -37.2 155 21 307.3 307.3 284.5 308.0 0.20 17 336 8351 -47.9 -54.9 44 7.0 -48.1 131 22 307.7 307.7 284.5 307.9 0.07 18 300 9090 -53.5 -59.5 48 6.0 -53.6 115 23 309.9 309.9 285.4 310.1 0.04 19 289 9328 -55.7 -62.7 41 7.0 -55.8 113 26 310.1 310.1 285.4 310.2 0.03 20 258 10042 -57.9 -63.9 46 6.0 -58.0 105 36 317.1 317.1 287.8 317.2 0.03 21 252 10190 -57.9 -63.9 46 6.0 -58.0 109 32 319.3 319.3 288.5 319.4 0.03 22 250 10240 -57.1 -64.1 41 7.0 -57.2 110 31 321.2 321.2 289.1 321.3 0.03 23 200 11670 -53.7 -61.7 37 8.0 -53.9 240 7 347.7 347.7 296.2 347.9 0.05 24 177 12453 -53.1 -63.1 29 10.0 -53.4 244 13 361.1 361.1 299.0 361.3 0.04 25 150 13510 -55.1 -67.1 21 12.0 -55.4 250 21 375.1 375.1 301.5 375.3 0.03 26 100 16060 -61.1 -76.1 12 15.0 -61.3 260 27 409.7 409.7 306.5 409.7 0.01 27 70 18260 -63.1 -79.1 10 16.0 -63.4 270 33 449.4 449.4 310.8 449.5 0.01 28 56 19627 -65.7 -82.7 8 17.0 -66.0 273 35 473.1 473.1 312.9 473.1 0.01 29 53 19964 -63.3 -80.3 8 17.0 -63.6 274 35 486.1 486.1 314.0 486.2 0.01 30 50 20320 -66.1 -83.1 8 17.0 -66.4 275 36 487.7 487.7 314.1 487.8 0.01 31 49 20442 -67.1 -84.1 7 17.0 -67.3 275 36 488.2 488.2 314.1 488.2 0.01 32 32 23028 -64.9 -82.9 7 18.0 -65.4 271 36 557.3 557.3 318.5 557.4 0.01 33 30 23420 -66.9 -84.9 6 18.0 -67.3 270 36 562.3 562.3 318.8 562.3 0.01 34 21 25567 -69.5 -87.5 6 18.0 -69.9 288 48 614.8 614.8 321.3 614.9 0.01 35 20 25860 -67.1 -85.1 6 18.0 -67.7 290 50 630.8 630.8 321.9 630.9 0.01 36 16 27215 -64.6 -84.2 5 19.6 -65.5 290 62 680.4 680.5 323.8 680.6 0.02 37 15 27610 -63.9 -83.9 5 20.0 -65.0 695.5 695.5 324.3 695.7 0.02 TRP 258 10042 -57.9 -63.9 46 6.0 -58.0 105 36 317.1 317.1 287.8 317.2 0.03 WND 16 27215 -64.6 -84.2 5 19.6 -65.5 290 62 680.4 680.5 323.8 680.6 0.02 Sounding variables and indices 1000-500 mb thick: 5392.00 m Freezing level: 941.61 mb = 674.35 m = 2212.40 ft Freezing level: 929.80 mb = 774.70 m = 2541.63 ft Freezing level: 893.73 mb = 1092.55 m = 3584.44 ft Freezing level: 878.74 mb = 1227.77 m = 4028.08 ft Freezing level: 818.57 mb = 1803.24 m = 5916.06 ft Wetbulb zero: 960.37 mb = 514.06 m = 1686.53 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 71.78 % Est. max temperature: 14.27 C = 57.69 F Sfc-Lift cond lev (LCL): 955.97 mb = 551.11 m = 1808.09 ft T: 0.96 C 700-500 lapse rate: 6.28 C/km ThetaE index: 2.23 C Layer 1000.0- 937.0 mb Conv cond level (CCL): 746.80 mb = 2526.01 m = 8287.34 ft Mean mixing ratio: 3.63 g/kg Conv temperature: 19.72 C = 67.50 F Cap Strength: 13.59 C Lifted Index: 14.21 C Risk: None Lifted Index @300 mb: 15.56 C Lifted Index @700 mb: 9.47 C Showalter Index: 6.71 C Risk: None Total Totals Index: 45.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.50 C Cross Totals Index: 21.40 C K Index: 18.90 Risk: < 20 % chance of thunderstorms Sweat Index: 29.00 Risk: None Energy Index: 1.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.18 J/kg Max Up Vert Vel: 4.94 m/s Conv Inhibition (B-): 53215.12 J/kg Cap Strength: 14.16 C Lift Cond Lev (LCL): 917.82 mb = 878.55 m = 2882.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 275 at 6 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 1012 91 100 1 -1.0 0.2 | 95 7 -7.1 0.7 1 1000 188 85 3 -3.0 -0.3 | 91 9 -9.1 0.2 2 925 816 15 5 -1.3 -4.8 | 60 9 -7.4 -4.3 3 850 1495 295 9 8.2 -3.8 | 329 4 2.0 -3.3 4 700 3033 290 7 6.6 -2.4 | 347 2 0.4 -1.9 5 500 5580 135 11 -7.8 7.8 | 121 16 -13.9 8.3 6 400 7170 155 21 -8.9 19.0 | 142 25 -15.0 19.5 7 300 9090 115 23 -20.8 9.7 | 111 29 -27.0 10.2 8 258 10042 105 36 -34.8 9.3 | 103 42 -40.9 9.8 9 250 10240 110 31 -29.1 10.6 | 107 37 -35.3 11.1 10 200 11670 240 7 6.1 3.5 | 179 4 -0.1 4.0 11 150 13510 250 21 19.7 7.2 | 241 16 13.6 7.7 12 100 16060 260 27 26.6 4.7 | 256 21 20.4 5.2 13 70 18260 270 33 33.0 -0.0 | 269 27 26.9 0.5 14 50 20320 275 36 35.9 -3.1 | 275 30 29.7 -2.6 15 30 23420 270 36 36.0 -0.0 | 269 30 29.9 0.5 16 20 25860 290 50 47.0 -17.1 | 292 44 40.8 -16.6 Wind Parameters Mean winds (0-6000m): 244.6 at 8.2 knts Storm direction: 274.6 at 6.2 knts Shear (0-3000m) pos: 0.0 neg: 1.4 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): -118.6 deg Storm rel helicity (0-3000m) pos: 0.6 neg: -29.2 tot: -28.7 m^2/s^2 ave: -9.6 10^-3 m/s^2 rel: -0.72 Storm rel vorticity (0-3000m) horiz: 3.5 stream: -2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.69 Bulk Shear: 17.64 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 62 3 83 9| 0.0 4.0 4.0| 0.0 -8.8 -8.8 -17.6 -0.70| 5.3 -3.7 1000 25 4 67 9| 0.0 3.7 3.7| 0.0 -20.6 -20.6 -20.6 -0.82| 5.6 -4.6 1500 343 6 43 7| 0.0 3.4 3.4| 0.0 -29.1 -29.1 -19.4 -0.84| 6.2 -5.2 2000 321 6 27 5| 0.0 2.4 2.4| 0.2 -29.1 -28.9 -14.5 -0.80| 4.8 -3.8 2500 312 7 17 4| 0.0 1.8 1.8| 0.4 -29.1 -28.7 -11.5 -0.75| 4.0 -3.0 3000 307 7 12 4| 0.0 1.4 1.4| 0.6 -29.2 -28.7 -9.6 -0.72| 3.5 -2.5 4000 292 7 350 2| 0.0 1.2 1.2| 0.6 -33.7 -33.1 -8.3 -0.71| 3.7 -2.6 5000 275 8 278 1| 0.0 1.0 1.0| 0.6 -53.7 -53.2 -10.6 -0.71| 4.0 -2.8 6000 245 8 198 4| 0.3 0.9 1.2| 10.4 -73.1 -62.7 -10.5 -0.63| 4.1 -2.6 Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20251202.12.gif