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 X4858... Searching the city database file for: X4858 ... Date:1200Z 19 OCT 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 1006 89 13.2 10.8 85 2.4 11.8 170 3 285.9 287.3 284.7 308.4 8.10 1 1000 139 12.8 8.9 77 3.9 10.6 175 7 286.0 287.2 283.8 305.9 7.17 2 976 343 11.4 8.0 80 3.4 9.5 173 10 286.5 287.7 283.7 305.9 6.90 3 952 551 12.2 7.7 74 4.5 9.7 172 13 289.4 290.6 284.9 309.0 6.93 4 925 792 11.2 6.2 71 5.0 8.5 170 17 290.8 291.9 285.0 309.1 6.43 5 912 910 10.8 4.8 66 6.0 7.6 178 16 291.5 292.6 284.8 308.5 5.92 6 905 974 10.0 4.0 66 6.0 6.9 183 15 291.4 292.3 284.4 307.6 5.63 7 851 1480 4.8 1.0 76 3.8 2.9 219 9 291.1 291.9 283.4 305.0 4.83 8 850 1490 4.8 1.1 77 3.7 3.0 220 9 291.2 292.0 283.5 305.3 4.87 9 775 2238 -0.5 -3.5 80 3.0 -1.8 232 18 293.3 293.9 283.2 304.5 3.81 10 747 2532 -1.3 -3.5 85 2.2 -2.3 237 21 295.5 296.2 284.2 307.2 3.95 11 700 3050 -3.1 -5.5 83 2.4 -4.1 245 27 299.1 299.7 285.3 310.0 3.62 12 607 4166 -8.5 -11.5 79 3.0 -9.6 245 28 305.3 305.8 286.5 313.5 2.61 13 500 5640 -18.3 -22.4 70 4.1 -19.3 245 29 310.7 311.0 287.1 314.9 1.27 14 406 7164 -29.1 -34.0 63 4.9 -29.8 231 37 315.8 315.9 288.0 317.7 0.53 15 400 7270 -29.9 -34.7 63 4.8 -30.5 230 38 316.1 316.2 288.1 317.9 0.50 16 305 9140 -45.1 -51.1 51 6.0 -45.4 230 44 320.3 320.3 288.9 320.7 0.11 17 300 9250 -45.9 -51.9 51 6.0 -46.2 230 44 320.7 320.7 289.0 321.1 0.11 18 251 10414 -53.1 -59.1 48 6.0 -53.2 240 44 326.7 326.8 290.9 327.0 0.05 19 250 10440 -53.3 -59.3 48 6.0 -53.4 240 44 326.8 326.8 290.9 327.0 0.05 20 222 11201 -57.1 -64.1 41 7.0 -57.2 245 41 332.3 332.3 292.4 332.4 0.03 21 200 11860 -58.9 -65.9 40 7.0 -59.0 250 38 339.5 339.5 294.2 339.6 0.03 22 197 11955 -59.5 -66.5 40 7.0 -59.6 250 38 340.0 340.0 294.3 340.1 0.03 23 188 12248 -59.7 -67.7 35 8.0 -59.8 251 37 344.3 344.3 295.4 344.4 0.02 24 162 13185 -57.3 -65.3 36 8.0 -57.5 254 36 363.3 363.3 299.4 363.4 0.04 25 150 13670 -58.7 -67.7 30 9.0 -58.9 255 35 368.9 369.0 300.4 369.1 0.03 26 100 16210 -59.7 -69.7 26 10.0 -59.9 260 36 412.4 412.4 306.8 412.5 0.03 27 70 18440 -59.9 -70.9 22 11.0 -60.2 265 38 456.2 456.2 311.4 456.5 0.04 28 67 18713 -60.9 -71.9 22 11.0 -61.2 266 37 459.8 459.8 311.8 460.0 0.03 29 61 19300 -57.9 -68.9 23 11.0 -58.4 269 36 479.0 479.0 313.4 479.4 0.06 30 55 19947 -60.9 -71.9 22 11.0 -61.3 272 34 486.5 486.5 314.0 486.8 0.04 31 50 20540 -60.5 -71.5 22 11.0 -60.9 275 33 500.9 500.9 315.0 501.2 0.05 32 41 21774 -61.1 -72.1 22 11.0 -61.6 528.7 528.7 316.9 529.0 0.05 33 37 22419 -56.3 -67.3 24 11.0 -57.2 556.7 556.8 318.5 557.6 0.12 34 31 23534 -59.9 -69.9 26 10.0 -60.6 575.9 576.0 319.5 576.6 0.10 35 30 23740 -57.5 -68.5 23 11.0 -58.5 587.9 587.9 320.1 588.8 0.13 TRP 197 11955 -59.5 -66.5 40 7.0 -59.6 250 38 340.0 340.0 294.3 340.1 0.03 WND Sounding variables and indices 1000-500 mb thick: 5501.00 m Freezing level: 782.08 mb = 2167.29 m = 7110.46 ft Wetbulb zero: 803.05 mb = 1950.06 m = 6397.74 ft Precipitable water: 0.88 inches Sfc-500 mean rel hum: 77.44 % Est. max temperature: 18.46 C = 65.22 F Sfc-Lift cond lev (LCL): 970.38 mb = 390.99 m = 1282.76 ft T: 11.59 C 700-500 lapse rate: 5.87 C/km ThetaE index: 4.10 C Layer 912.0- 850.0 mb Conv cond level (CCL): 861.76 mb = 1377.03 m = 4517.76 ft Mean mixing ratio: 6.75 g/kg Conv temperature: 18.49 C = 65.27 F Cap Strength: 4.20 C Lifted Index: 5.41 C Risk: None Lifted Index @300 mb: 9.33 C Lifted Index @700 mb: 2.12 C Showalter Index: 7.05 C Risk: None Total Totals Index: 42.50 C Risk: None Vertical Totals Index: 23.10 C Cross Totals Index: 19.40 C K Index: 21.80 Risk: 20-40 % chance of thunderstorms Sweat Index: 60.20 Risk: None Energy Index: 1.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.30 J/kg Max Up Vert Vel: 7.52 m/s Conv Inhibition (B-): 65.19 J/kg Cap Strength: 5.36 C Lift Cond Lev (LCL): 893.60 mb = 1078.42 m = 3538.08 ft Lev Free Conv (LFC): 788.60 mb = 2097.02 m = 6879.91 ft Equ Level (EL): 758.60 mb = 2409.06 m = 7903.65 ft B at Equ Level: 27.26 J/kg Max Parcel Lev (MPL): 698.60 mb = 3065.68 m = 10057.88 ft Wind level data Storm motion: 267 at 17 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 1006 89 170 3 -0.5 3.0 | 97 17 -17.1 2.0 1 1000 139 175 7 -0.6 7.0 | 109 18 -17.2 6.0 2 925 792 170 17 -3.0 16.7 | 129 25 -19.5 15.8 3 850 1490 220 9 5.8 6.9 | 119 12 -10.8 6.0 4 700 3050 245 27 24.5 11.4 | 217 13 7.9 10.5 5 500 5640 245 29 26.3 12.3 | 221 15 9.7 11.3 6 400 7270 230 38 29.1 24.4 | 208 27 12.6 23.5 7 300 9250 230 44 33.7 28.3 | 212 32 17.2 27.4 8 250 10440 240 44 38.1 22.0 | 226 30 21.6 21.1 9 200 11860 250 38 35.7 13.0 | 238 23 19.2 12.1 10 197 11955 250 38 35.7 13.0 | 238 23 19.2 12.1 11 150 13670 255 35 33.8 9.1 | 245 19 17.3 8.1 12 100 16210 260 36 35.5 6.3 | 254 20 18.9 5.3 13 70 18440 265 38 37.9 3.3 | 264 21 21.3 2.4 14 50 20540 275 33 32.9 -2.9 | 283 17 16.3 -3.8 Wind Parameters Mean winds (0-6000m): 236.8 at 22.1 knts Storm direction: 266.8 at 16.6 knts Shear (0-3000m) pos: 4.5 neg: 0.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 120.4 deg Storm rel helicity (0-3000m) pos: 120.4 neg: -11.8 tot: 108.5 m^2/s^2 ave: 36.2 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 4.8 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.54 Bulk Shear: 52.19 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 ------------------------------------------------------------------------------- 500 173 10 117 20| 11.2 0.0 11.2| 46.4 0.0 46.4 92.8 0.84| 11.3 9.5 1000 174 13 123 21| 5.6 0.0 5.6| 64.7 0.0 64.7 64.7 0.59| 10.6 6.3 1500 181 12 124 20| 3.0 0.0 3.0| 68.1 -11.8 56.3 37.5 0.35| 10.0 3.5 2000 193 12 129 18| 3.8 0.0 3.8| 85.1 -11.8 73.3 36.6 0.45| 9.0 4.1 2500 206 14 137 15| 4.3 0.0 4.3|102.4 -11.8 90.6 36.2 0.54| 8.5 4.6 3000 219 15 148 13| 4.5 0.0 4.5|120.4 -11.8 108.5 36.2 0.59| 8.2 4.8 4000 229 18 167 11| 3.4 0.1 3.5|121.6 -11.8 109.8 27.4 0.58| 6.2 3.6 5000 234 20 180 11| 2.7 0.2 2.9|122.9 -11.8 111.0 22.2 0.58| 5.1 3.0 6000 237 22 190 11| 2.3 0.4 2.7|123.5 -16.1 107.4 17.9 0.53| 4.5 2.4 Wrote GIF file: /home/apache/climate/data/raob//X4858/skewt/X4858.skewt.20251019.12.gif