UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100812.upa.cvt Date: 1200Z 8 OCT 25 Searching for X1004... Searching the city database file for: X1004 ... Date:1200Z 8 OCT 25 Station: X1004 WMO ident: 31004 Latitude: 58.62 Longitude: 125.37 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 193 SFC 940 679 -5.5 -8.1 82 2.6 -6.3 240 3 272.4 272.8 270.2 278.5 2.20 2 925 805 -6.7 -11.1 71 4.4 -7.9 225 11 272.5 272.8 269.5 277.4 1.77 3 850 1459 -11.3 -13.8 82 2.5 -11.9 285 25 274.3 274.6 270.4 278.7 1.55 4 700 2917 -22.7 -25.3 79 2.6 -23.1 300 21 277.3 277.5 270.8 279.4 0.70 5 668 3259 -25.5 -28.2 78 2.7 -25.8 299 20 277.9 278.0 270.9 279.6 0.56 6 664 3302 -24.7 -27.4 78 2.7 -25.1 299 19 279.3 279.4 271.8 281.2 0.61 7 529 4927 -33.9 -38.9 61 5.0 -34.3 296 13 287.0 287.1 275.5 287.9 0.25 8 500 5320 -37.1 -41.6 63 4.5 -37.4 295 11 287.8 287.8 275.9 288.5 0.20 9 403 6771 -48.9 -52.5 66 3.6 -49.0 290 5 290.8 290.8 277.2 291.1 0.07 10 400 6820 -48.9 -52.5 66 3.6 -49.0 290 5 291.4 291.4 277.5 291.7 0.07 11 306 8545 -56.9 -60.3 65 3.4 -56.9 300 11 303.4 303.4 282.8 303.6 0.04 12 300 8670 -56.9 -60.3 65 3.4 -56.9 300 11 305.1 305.1 283.5 305.3 0.04 13 293 8820 -56.9 -60.4 64 3.5 -56.9 298 13 307.2 307.2 284.3 307.4 0.04 14 250 9840 -51.9 -55.9 62 4.0 -52.0 285 23 328.9 328.9 291.5 329.2 0.08 15 208 11034 -49.3 -54.3 56 5.0 -49.5 285 23 350.7 350.8 296.9 351.2 0.11 16 200 11290 -49.3 -54.3 56 5.0 -49.6 285 23 354.7 354.7 297.7 355.2 0.12 17 150 13170 -49.7 -57.7 39 8.0 -50.1 290 23 384.4 384.5 303.1 384.9 0.11 18 100 15810 -52.3 -61.3 33 9.0 -52.8 280 17 426.7 426.7 308.5 427.2 0.10 19 70 18110 -54.1 -64.1 28 10.0 -54.7 270 17 468.6 468.7 312.5 469.2 0.10 20 67 18390 -54.1 -64.1 28 10.0 -54.7 267 16 474.6 474.6 313.1 475.2 0.10 21 61 18995 -50.7 -61.7 26 11.0 -51.7 262 15 495.0 495.1 314.7 496.0 0.16 22 50 20280 -53.1 -64.1 25 11.0 -54.0 250 11 518.3 518.4 316.2 519.2 0.14 23 47 20678 -53.3 -64.3 25 11.0 -54.2 245 12 527.1 527.2 316.8 528.1 0.14 24 38 22058 -49.3 -61.3 23 12.0 -51.0 229 14 570.3 570.4 319.3 572.2 0.26 25 30 23610 -48.3 -60.3 24 12.0 -50.5 210 17 613.0 613.1 321.3 615.8 0.38 26 25 24811 -49.1 -62.1 21 13.0 -51.6 208 18 643.5 643.6 322.6 646.4 0.36 27 24 25082 -44.9 -58.9 19 14.0 -48.6 207 18 663.2 663.5 323.3 667.9 0.57 28 20 26300 -45.9 -59.9 19 14.0 -49.7 205 19 695.7 695.9 324.4 700.8 0.60 29 14 28663 -47.3 -62.3 16 15.0 -51.8 192 15 765.6 765.9 326.5 771.6 0.63 30 12 29688 -44.7 -60.7 15 16.0 -50.5 187 13 809.4 809.8 327.7 818.4 0.90 31 10 30910 -43.3 -60.3 14 17.0 -50.4 180 11 857.9 858.5 328.8 870.1 1.14 32 9.0 31616 -45.7 -62.7 13 17.0 -52.2 874.9 875.4 329.1 885.0 0.92 TRP 306 8545 -56.9 -60.3 65 3.4 -56.9 300 11 303.4 303.4 282.8 303.6 0.04 WND Sounding variables and indices 1000-500 mb thick: 5127.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 73.99 % Est. max temperature: -2.47 C = 27.56 F Sfc-Lift cond lev (LCL): 901.98 mb = 999.89 m = 3280.45 ft T: -8.07 C 700-500 lapse rate: 5.99 C/km ThetaE index: 1.12 C Layer 925.0- 850.0 mb Conv cond level (CCL): 824.07 mb = 1691.63 m = 5549.89 ft Mean mixing ratio: 1.69 g/kg Conv temperature: -3.14 C = 26.35 F Cap Strength: 7.95 C Lifted Index: 8.32 C Risk: None Lifted Index @300 mb: 19.19 C Lifted Index @700 mb: 1.42 C Showalter Index: 7.85 C Risk: None Total Totals Index: 49.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.80 C Cross Totals Index: 23.30 C K Index: 9.40 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 2.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.14 J/kg Max Up Vert Vel: 2.88 m/s Conv Inhibition (B-): 72310.89 J/kg Cap Strength: 8.30 C Lift Cond Lev (LCL): 842.65 mb = 1524.18 m = 5000.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 322 at 12 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 ---------------------------------------------------------- 0 940 679 240 3 2.6 1.5 | 156 12 -4.7 10.8 1 925 805 225 11 7.8 7.8 | 182 17 0.5 17.1 2 850 1459 285 25 24.1 -6.5 | 260 17 16.8 2.9 3 700 2917 300 21 18.2 -10.5 | 276 11 10.9 -1.2 4 500 5320 295 11 10.0 -4.6 | 209 5 2.6 4.7 5 400 6820 290 5 4.7 -1.7 | 161 8 -2.6 7.6 6 306 8545 300 11 9.5 -5.5 | 210 4 2.2 3.8 7 300 8670 300 11 9.5 -5.5 | 210 4 2.2 3.8 8 250 9840 285 23 22.2 -6.0 | 257 15 14.9 3.4 9 200 11290 285 23 22.2 -6.0 | 257 15 14.9 3.4 10 150 13170 290 23 21.6 -7.9 | 264 14 14.3 1.5 11 100 15810 280 17 16.7 -3.0 | 236 11 9.4 6.4 12 70 18110 270 17 17.0 -0.0 | 226 13 9.7 9.3 13 50 20280 250 11 10.3 3.8 | 193 13 3.0 13.1 14 30 23610 210 17 8.5 14.7 | 183 24 1.2 24.0 15 20 26300 205 19 8.0 17.2 | 182 27 0.7 26.5 16 10 30910 180 11 0.0 11.0 | 160 22 -7.3 20.3 Wind Parameters Mean winds (0-6000m): 291.8 at 15.8 knts Storm direction: 321.8 at 11.9 knts Shear (0-3000m) pos: 3.2 neg: 0.4 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 107.9 deg Storm rel helicity (0-3000m) pos: 141.3 neg: -4.8 tot: 136.5 m^2/s^2 ave: 45.5 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 5.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 18.72 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 ------------------------------------------------------------------------------- 500 244 13 196 16| 16.7 0.0 16.7| 75.9 0.0 75.9 151.7 0.91| 20.3 18.6 1000 272 18 230 14| 11.6 0.0 11.6|130.1 0.0 130.1 130.1 0.93| 16.7 15.6 1500 279 20 244 14| 7.3 0.0 7.3|135.5 0.0 135.5 90.3 0.90| 12.0 10.8 2000 284 21 251 13| 5.2 0.0 5.2|139.8 0.0 139.8 69.9 0.88| 9.6 8.5 2500 287 21 255 13| 3.8 0.0 3.8|141.3 -1.5 139.7 55.9 0.83| 8.1 6.8 3000 289 20 257 12| 3.2 0.4 3.5|141.3 -4.8 136.5 45.5 0.76| 7.1 5.4 4000 291 19 257 11| 2.4 0.8 3.2|141.3 -11.0 130.3 32.6 0.61| 5.9 3.6 5000 292 18 253 9| 1.9 1.1 3.0|141.3 -16.8 124.4 24.9 0.48| 5.1 2.5 6000 292 16 245 8| 1.6 1.2 2.8|141.3 -22.8 118.5 19.8 0.38| 4.6 1.8 Wrote GIF file: /home/apache/climate/data/raob//X1004/skewt/X1004.skewt.20251008.12.gif