UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 17 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 1017 102 -2.1 -4.7 82 2.6 -3.0 160 1 269.7 270.2 269.2 276.9 2.65 1 1000 236 0.2 -5.8 64 6.0 -1.9 200 1 273.4 273.8 271.2 280.2 2.47 2 984 365 1.2 -9.8 44 11.0 -2.4 234 1 275.6 275.9 271.6 280.8 1.84 3 966 514 0.6 -12.4 37 13.0 -3.4 273 1 276.5 276.7 271.6 280.8 1.52 4 925 860 -1.7 -13.7 39 12.0 -5.2 5 1 277.6 277.8 272.1 281.7 1.43 5 864 1402 -3.5 -15.5 39 12.0 -6.9 333 6 281.2 281.4 274.0 285.0 1.32 6 850 1531 -3.5 -14.5 42 11.0 -6.7 325 7 282.5 282.7 275.0 286.8 1.46 7 836 1662 -3.5 -18.5 30 15.0 -7.5 319 9 283.8 284.0 275.1 287.0 1.06 8 835 1672 -3.5 -18.5 30 15.0 -7.5 319 9 283.9 284.1 275.2 287.1 1.06 9 807 1942 -2.1 -12.1 46 10.0 -5.4 306 14 288.2 288.5 278.5 293.8 1.87 10 774 2275 -1.1 -26.1 13 25.0 -7.1 291 20 292.7 292.8 278.9 294.6 0.59 11 772 2295 -1.3 -26.3 13 25.0 -7.3 290 20 292.7 292.8 278.9 294.6 0.58 12 737 2663 -3.9 -11.9 54 8.0 -6.6 274 26 293.8 294.2 281.4 300.1 2.08 13 700 3067 -7.5 -12.5 67 5.0 -9.1 255 33 294.2 294.6 281.5 300.5 2.09 14 688 3202 -8.5 -12.9 70 4.4 -9.9 256 34 294.5 294.9 281.7 300.8 2.06 15 681 3281 -6.5 -10.2 75 3.7 -7.8 256 35 297.6 298.1 283.6 305.5 2.58 16 669 3420 -7.9 -10.9 79 3.0 -8.9 257 36 297.6 298.0 283.5 305.2 2.49 17 620 4010 -9.7 -13.4 74 3.7 -10.9 260 41 302.0 302.5 284.9 308.9 2.19 18 500 5640 -20.1 -24.2 70 4.1 -21.0 270 56 308.5 308.7 286.1 312.1 1.08 19 400 7250 -31.5 -35.9 65 4.4 -32.0 270 68 314.0 314.1 287.3 315.6 0.45 20 399 7268 -31.7 -36.1 65 4.4 -32.2 270 68 314.0 314.1 287.3 315.6 0.44 21 300 9220 -46.7 -51.7 57 5.0 -46.9 280 101 319.5 319.6 288.7 319.9 0.11 22 296 9308 -47.3 -52.3 56 5.0 -47.5 280 103 319.9 319.9 288.8 320.3 0.10 23 250 10400 -55.7 -60.7 54 5.0 -55.8 285 130 323.3 323.3 289.8 323.4 0.04 24 238 10712 -57.9 -63.9 46 6.0 -58.0 285 130 324.5 324.5 290.2 324.6 0.03 25 236 10765 -57.9 -63.9 46 6.0 -58.0 285 132 325.3 325.3 290.4 325.4 0.03 26 209 11531 -57.9 -63.9 46 6.0 -58.0 289 125 336.8 336.8 293.6 336.9 0.03 27 200 11810 -55.5 -61.5 47 6.0 -55.6 290 122 344.9 344.9 295.6 345.1 0.05 28 189 12173 -54.1 -60.1 48 6.0 -54.3 287 116 352.8 352.8 297.3 353.0 0.06 29 150 13650 -56.9 -65.9 31 9.0 -57.1 275 91 372.0 372.1 300.9 372.2 0.04 30 129 14596 -59.1 -69.1 26 10.0 -59.3 275 84 384.5 384.5 303.0 384.6 0.03 31 103 16013 -55.9 -68.9 18 13.0 -56.3 275 72 416.2 416.2 307.3 416.4 0.03 32 100 16200 -57.3 -70.3 18 13.0 -57.6 275 71 417.0 417.0 307.4 417.2 0.03 33 92 16726 -59.9 -72.9 17 13.0 -60.2 274 68 421.9 421.9 308.0 422.0 0.02 34 90 16863 -60.1 -74.1 14 14.0 -60.4 274 67 424.2 424.2 308.2 424.3 0.02 35 78 17760 -59.5 -73.5 15 14.0 -59.9 272 62 443.2 443.2 310.2 443.3 0.02 36 73 18181 -54.5 -69.5 14 15.0 -55.2 271 60 462.2 462.2 312.0 462.5 0.04 37 70 18450 -55.3 -70.3 14 15.0 -55.9 270 58 466.1 466.1 312.3 466.3 0.04 38 53 20211 -58.1 -75.1 10 17.0 -58.7 262 37 498.2 498.2 314.8 498.4 0.03 39 50 20580 -55.7 -73.7 9 18.0 -56.6 260 33 512.2 512.2 315.8 512.4 0.04 40 40 22002 -56.7 -74.7 9 18.0 -57.6 253 30 543.5 543.5 317.8 543.7 0.04 41 34 23044 -53.1 -73.1 7 20.0 -54.7 249 27 578.8 578.8 319.6 579.2 0.06 42 31 23639 -54.5 -74.5 7 20.0 -56.1 246 26 590.5 590.5 320.2 590.9 0.05 43 30 23850 -53.1 -73.1 7 20.0 -54.9 245 25 599.9 599.9 320.6 600.4 0.06 44 29 24069 -50.9 -71.9 7 21.0 -53.2 247 24 611.8 611.8 321.2 612.4 0.08 45 25 25023 -55.9 -75.9 6 20.0 -57.5 254 21 623.9 624.0 321.7 624.3 0.05 46 20 26440 -56.1 -77.1 6 21.0 -58.0 265 17 664.5 664.5 323.2 664.9 0.05 47 18 27112 -54.7 -75.7 6 21.0 -57.1 689.2 689.2 324.1 689.8 0.07 48 15 28271 -57.7 -78.7 5 21.0 -59.7 716.1 716.1 325.0 716.6 0.05 49 14 28709 -54.3 -75.3 6 21.0 -57.2 741.9 742.0 325.7 742.8 0.10 50 13 29183 -55.9 -76.9 6 21.0 -58.6 752.3 752.3 326.0 753.0 0.08 51 12 29699 -49.9 -71.9 6 22.0 -54.5 790.9 791.0 327.1 792.8 0.19 52 10 30892 -49.7 -72.7 5 23.0 -55.0 834.0 834.1 328.1 836.2 0.21 TRP 238 10712 -57.9 -63.9 46 6.0 -58.0 285 130 324.5 324.5 290.2 324.6 0.03 WND 236 10765 -57.9 -63.9 46 6.0 -58.0 285 132 325.3 325.3 290.4 325.4 0.03 Sounding variables and indices 1000-500 mb thick: 5404.00 m Freezing level: Surface below freezing Freezing level: 1001.48 mb = 224.31 m = 735.93 ft Freezing level: 955.30 mb = 603.99 m = 1981.57 ft Wetbulb zero: Below ground Precipitable water: 0.40 inches Sfc-500 mean rel hum: 56.83 % Est. max temperature: 9.19 C = 48.54 F Sfc-Lift cond lev (LCL): 976.24 mb = 429.00 m = 1407.45 ft T: 0.94 C 700-500 lapse rate: 4.90 C/km ThetaE index: 0.03 C Layer 772.0- 737.0 mb Conv cond level (CCL): 523.67 mb = 5289.52 m = 17353.84 ft Mean mixing ratio: 1.79 g/kg Conv temperature: 35.50 C = 95.90 F Cap Strength: 20.05 C Lifted Index: 23.30 C Risk: None Lifted Index @300 mb: 27.55 C Lifted Index @700 mb: 14.63 C Showalter Index: 18.55 C Risk: None Total Totals Index: 22.20 C Risk: None Vertical Totals Index: 16.60 C Cross Totals Index: 5.60 C K Index: -2.90 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 5.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.08 J/kg Max Up Vert Vel: 7.08 m/s Conv Inhibition (B-): 68681.59 J/kg Cap Strength: 23.18 C Lift Cond Lev (LCL): 823.67 mb = 1780.05 m = 5839.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 at 22 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 1017 102 160 1 -0.3 0.9 | 118 23 -20.2 10.7 1 1000 236 200 1 0.3 0.9 | 119 22 -19.5 10.7 2 925 860 5 1 -0.1 -1.0 | 114 22 -19.9 8.8 3 850 1531 325 7 4.0 -5.7 | 104 16 -15.8 4.1 4 700 3067 255 33 31.9 8.5 | 213 22 12.0 18.3 5 500 5640 270 56 56.0 -0.0 | 255 37 36.1 9.8 6 400 7250 270 68 68.0 -0.0 | 259 49 48.1 9.8 7 300 9220 280 101 99.5 -17.5 | 276 80 79.6 -7.8 8 250 10400 285 130 125.6 -33.6 | 283 108 105.7 -23.9 9 238 10712 285 130 125.6 -33.6 | 283 108 105.7 -23.9 10 236 10765 285 132 127.5 -34.2 | 283 110 107.6 -24.4 11 200 11810 290 122 114.6 -41.7 | 289 100 94.8 -31.9 12 150 13650 275 91 90.7 -7.9 | 269 71 70.8 1.9 13 100 16200 275 71 70.7 -6.2 | 266 51 50.9 3.6 14 70 18450 270 58 58.0 -0.0 | 256 39 38.1 9.8 15 50 20580 260 33 32.5 5.7 | 219 20 12.6 15.5 16 30 23850 245 25 22.7 10.6 | 188 21 2.8 20.4 17 20 26440 265 17 16.9 1.5 | 165 12 -2.9 11.3 Wind Parameters Mean winds (0-6000m): 266.2 at 29.5 knts Storm direction: 296.2 at 22.1 knts Shear (0-3000m) pos: 0.7 neg: 5.8 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 96.1 deg Storm rel helicity (0-3000m) pos: 13.3 neg: -38.1 tot: -24.8 m^2/s^2 ave: -8.3 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.23 Bulk Shear: 109.42 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 ------------------------------------------------------------------------------- 500 226 1 119 22| 1.9 0.0 1.9| 1.9 -5.4 -3.5 -7.0 -0.27| 2.4 -0.7 1000 341 1 114 21| 2.1 0.0 2.1| 1.9 -20.4 -18.5 -18.5 -0.59| 2.9 -1.7 1500 326 3 112 20| 1.4 1.9 3.4| 1.9 -30.1 -28.2 -18.8 -0.47| 3.9 -1.8 2000 313 5 112 17| 1.1 3.8 4.9| 3.8 -32.7 -28.9 -14.5 -0.24| 5.4 -1.3 2500 292 8 119 14| 0.9 5.0 5.9| 12.5 -32.7 -20.2 -8.1 0.09| 6.8 0.6 3000 269 12 141 13| 0.7 5.8 6.5| 13.3 -38.1 -24.8 -8.3 0.04| 8.0 0.4 4000 264 18 170 12| 1.5 4.3 5.9| 66.5 -38.1 28.4 7.1 0.18| 7.2 1.3 5000 264 24 198 13| 2.3 3.5 5.7|129.8 -38.1 91.8 18.4 0.27| 6.8 1.9 6000 266 30 219 15| 2.6 2.9 5.5|178.3 -38.1 140.3 23.4 0.31| 6.5 2.0 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251017.00.gif