UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102012.upa.cvt Date: 1200Z 20 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 20 OCT 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 1016 97 -0.3 -7.3 59 7.0 -2.6 250 3 271.6 272.0 269.7 277.6 2.17 1 1000 224 0.0 -8.0 55 8.0 -2.7 250 9 273.1 273.5 270.5 278.9 2.09 2 990 304 0.2 -7.8 55 8.0 -2.5 255 10 274.1 274.5 271.2 280.1 2.14 3 944 683 -2.5 -12.5 46 10.0 -5.4 280 16 275.1 275.4 270.9 279.5 1.55 4 925 844 -4.3 -13.3 49 9.0 -6.8 290 19 274.9 275.2 270.6 279.1 1.48 5 850 1500 -10.5 -16.5 61 6.0 -11.9 310 21 275.1 275.4 270.4 278.7 1.24 6 792 2039 -15.9 -19.0 77 3.1 -16.5 315 21 275.0 275.2 269.9 278.1 1.07 7 774 2213 -16.9 -19.4 81 2.5 -17.4 317 21 275.7 275.9 270.4 278.8 1.06 8 771 2242 -16.1 -18.6 81 2.5 -16.6 318 21 276.9 277.1 271.2 280.2 1.14 9 754 2411 -14.9 -18.4 75 3.5 -15.7 319 21 280.0 280.2 273.2 283.5 1.19 10 700 2971 -17.7 -22.7 65 5.0 -18.6 325 21 282.9 283.0 274.3 285.5 0.88 11 667 3331 -19.1 -24.1 65 5.0 -20.0 324 22 285.2 285.4 275.5 287.7 0.82 12 654 3477 -17.9 -23.9 59 6.0 -19.0 323 22 288.2 288.4 277.1 290.8 0.85 13 617 3911 -18.5 -25.5 54 7.0 -19.8 321 23 292.4 292.5 279.0 294.8 0.78 14 582 4343 -21.9 -30.9 44 9.0 -23.2 320 23 293.3 293.4 279.0 294.9 0.50 15 500 5440 -30.5 -39.5 41 9.0 -31.3 315 25 295.9 295.9 279.8 296.7 0.25 16 405 6906 -41.3 -51.3 33 10.0 -41.7 301 29 300.2 300.3 281.5 300.5 0.08 17 400 6990 -41.9 -51.9 33 10.0 -42.3 300 29 300.5 300.5 281.7 300.8 0.08 18 300 8890 -52.5 -62.5 29 10.0 -52.7 275 35 311.3 311.4 285.8 311.5 0.03 19 297 8955 -52.7 -62.7 29 10.0 -52.9 275 35 312.0 312.0 286.1 312.1 0.03 20 275 9453 -52.1 -62.1 29 10.0 -52.3 275 41 319.8 319.8 288.7 319.9 0.03 21 250 10070 -52.3 -62.3 29 10.0 -52.5 275 48 328.3 328.3 291.3 328.5 0.04 22 200 11520 -51.5 -63.5 23 12.0 -51.8 270 64 351.2 351.2 296.9 351.4 0.04 23 150 13380 -53.5 -67.5 17 14.0 -53.9 270 71 377.9 377.9 301.9 378.0 0.03 24 129 14347 -53.6 -68.8 14 15.1 -54.1 270 73 394.3 394.3 304.4 394.4 0.03 25 100 15980 -53.9 -70.9 11 17.0 -54.5 265 69 423.6 423.6 308.2 423.7 0.03 26 77 17654 -54.3 -72.3 9 18.0 -55.0 261 48 455.6 455.6 311.4 455.8 0.03 27 70 18260 -57.1 -75.1 8 18.0 -57.6 260 40 462.2 462.2 312.0 462.3 0.02 28 63 18922 -59.7 -77.7 8 18.0 -60.2 260 41 470.6 470.6 312.7 470.7 0.02 29 52 20131 -55.7 -74.7 8 19.0 -56.5 260 42 506.5 506.5 315.4 506.7 0.03 30 50 20380 -55.9 -74.9 8 19.0 -56.8 260 42 511.7 511.8 315.8 511.9 0.03 31 41 21643 -55.5 -74.5 8 19.0 -56.6 248 38 542.6 542.6 317.7 542.9 0.04 32 35 22671 -47.1 -68.1 7 21.0 -49.8 239 34 589.7 589.7 320.2 590.5 0.11 33 32 23259 -50.9 -71.9 7 21.0 -53.0 234 32 594.8 594.8 320.4 595.3 0.07 34 30 23680 -50.1 -71.1 7 21.0 -52.5 230 31 608.1 608.1 321.0 608.7 0.09 35 28 24133 -48.5 -70.5 6 22.0 -51.4 229 30 624.6 624.7 321.7 625.4 0.10 36 26 24617 -52.1 -74.1 5 22.0 -54.4 228 29 627.8 627.8 321.8 628.3 0.06 37 23 25417 -49.1 -72.1 5 23.0 -52.4 227 27 659.0 659.0 323.0 659.8 0.10 38 20 26330 -51.3 -74.3 5 23.0 -54.3 225 25 679.1 679.2 323.7 679.8 0.08 39 19 26662 -52.7 -74.7 5 22.0 -55.4 684.8 684.9 324.0 685.5 0.08 40 15 28209 -46.9 -70.9 5 24.0 -52.0 752.0 752.1 326.0 753.7 0.18 41 13 29147 -51.9 -74.9 5 23.0 -55.7 766.1 766.2 326.4 767.2 0.11 42 11 30232 -50.7 -74.7 4 24.0 -55.4 808.0 808.0 327.5 809.3 0.14 TRP 297 8955 -52.7 -62.7 29 10.0 -52.9 275 35 312.0 312.0 286.1 312.1 0.03 WND 129 14347 -53.6 -68.8 14 15.1 -54.1 270 73 394.3 394.3 304.4 394.4 0.03 Sounding variables and indices 1000-500 mb thick: 5216.00 m Freezing level: Surface below freezing Freezing level: 1000.00 mb = 224.00 m = 734.90 ft Freezing level: 986.59 mb = 332.49 m = 1090.84 ft Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 57.00 % Est. max temperature: 3.21 C = 37.78 F Sfc-Lift cond lev (LCL): 910.44 mb = 967.07 m = 3172.75 ft T: -5.46 C 700-500 lapse rate: 5.18 C/km ThetaE index: 2.00 C Layer 944.0- 774.0 mb Conv cond level (CCL): 832.21 mb = 1661.41 m = 5450.74 ft Mean mixing ratio: 1.81 g/kg Conv temperature: 3.22 C = 37.79 F Cap Strength: 12.83 C Lifted Index: 13.89 C Risk: None Lifted Index @300 mb: 22.66 C Lifted Index @700 mb: 5.42 C Showalter Index: 14.42 C Risk: None Total Totals Index: 34.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 14.00 C K Index: -1.50 Risk: None Sweat Index: 67.00 Risk: None Energy Index: 3.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.06 J/kg Max Up Vert Vel: 4.91 m/s Conv Inhibition (B-): 32.83 J/kg Cap Strength: 13.87 C Lift Cond Lev (LCL): 842.41 mb = 1568.49 m = 5145.91 ft Lev Free Conv (LFC): 797.41 mb = 1987.53 m = 6520.69 ft Equ Level (EL): 777.41 mb = 2179.66 m = 7151.02 ft B at Equ Level: 11.12 J/kg Max Parcel Lev (MPL): 757.41 mb = 2376.58 m = 7797.10 ft Wind level data Storm motion: 343 at 16 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 1016 97 250 3 2.8 1.0 | 174 16 -1.8 16.3 1 1000 224 250 9 8.5 3.1 | 192 19 3.9 18.4 2 925 844 290 19 17.9 -6.5 | 236 16 13.3 8.8 3 850 1500 310 21 16.1 -13.5 | 261 12 11.5 1.8 4 700 2971 325 21 12.0 -17.2 | 284 8 7.5 -1.9 5 500 5440 315 25 17.7 -17.7 | 280 13 13.1 -2.4 6 400 6990 300 29 25.1 -14.5 | 268 21 20.5 0.8 7 300 8890 275 35 34.9 -3.1 | 248 33 30.3 12.2 8 297 8955 275 35 34.9 -3.1 | 248 33 30.3 12.2 9 250 10070 275 48 47.8 -4.2 | 256 45 43.2 11.1 10 200 11520 270 64 64.0 -0.0 | 256 61 59.4 15.3 11 150 13380 270 71 71.0 -0.0 | 257 68 66.4 15.3 12 129 14347 270 73 73.0 -0.0 | 257 70 68.4 15.3 13 100 15980 265 69 68.7 6.0 | 252 68 64.2 21.3 14 70 18260 260 40 39.4 6.9 | 237 41 34.8 22.2 15 50 20380 260 42 41.4 7.3 | 238 43 36.8 22.6 16 30 23680 230 31 23.7 19.9 | 209 40 19.2 35.2 17 20 26330 225 25 17.7 17.7 | 202 35 13.1 33.0 Wind Parameters Mean winds (0-6000m): 313.3 at 21.3 knts Storm direction: 343.3 at 16.0 knts Shear (0-3000m) pos: 3.5 neg: 0.0 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 110.4 deg Storm rel helicity (0-3000m) pos: 120.0 neg: -0.0 tot: 119.9 m^2/s^2 ave: 40.0 10^-3 m/s^2 rel: 0.88 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 5.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.33 Bulk Shear: 36.96 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 ------------------------------------------------------------------------------- 500 263 10 199 18| 12.7 0.0 12.7| 62.7 0.0 62.7 125.3 0.96| 14.1 13.6 1000 282 14 217 16| 9.2 0.0 9.2| 97.6 0.0 97.6 97.6 0.94| 11.6 11.0 1500 292 16 229 14| 6.8 0.0 6.8|111.0 0.0 111.0 74.0 0.92| 9.4 8.7 2000 299 18 238 13| 5.1 0.0 5.1|114.5 0.0 114.5 57.3 0.90| 7.6 6.8 2500 303 18 244 12| 4.2 0.0 4.2|117.7 0.0 117.7 47.1 0.89| 6.4 5.7 3000 307 19 249 11| 3.5 0.0 3.5|120.0 -0.0 119.9 40.0 0.88| 5.6 5.0 4000 312 20 257 10| 2.6 0.3 2.9|120.0 -0.5 119.5 29.9 0.82| 4.5 3.7 5000 313 20 263 10| 2.1 0.5 2.6|120.0 -1.7 118.3 23.7 0.76| 3.9 2.9 6000 313 21 266 11| 1.8 0.7 2.5|120.0 -7.8 112.1 18.7 0.64| 3.6 2.3 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251020.12.gif