UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for U8951... Searching the city database file for: U8951 ... Date:0000Z 20 OCT 25 Station: U8951 WMO ident: 28951 Latitude: 53.23 Longitude: 63.62 ------------------------------------------------------------------------------- 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 1004 174 5.0 3.3 89 1.7 4.2 220 3 277.8 278.6 277.2 291.0 4.83 1 1000 207 5.0 2.1 81 2.9 3.7 240 5 278.1 278.9 276.8 290.3 4.45 2 970 456 5.2 2.4 82 2.8 3.9 248 7 280.8 281.6 278.5 293.8 4.69 3 969 465 5.2 1.2 75 4.0 3.4 248 7 280.9 281.6 278.0 292.8 4.30 4 925 844 3.6 -2.4 65 6.0 1.1 260 9 283.0 283.6 278.0 292.8 3.46 5 850 1524 -0.7 -3.1 84 2.4 -1.7 290 13 285.4 286.0 279.4 295.6 3.58 6 755 2459 -7.3 -7.3 100 0.0 -7.3 284 15 288.1 288.6 279.8 296.6 2.92 7 700 3042 -12.9 -13.2 98 0.3 -13.0 280 17 288.2 288.5 278.6 294.1 1.97 8 640 3718 -18.5 -18.5 100 0.0 -18.5 281 21 289.3 289.6 278.4 293.5 1.39 9 634 3788 -16.9 281 22 291.9 10 617 3993 -13.7 -15.2 88 1.5 -14.2 282 23 297.9 298.2 282.9 303.8 1.90 11 579 4473 -16.7 -23.7 55 7.0 -18.2 283 26 299.8 300.0 282.6 303.0 0.97 12 500 5560 -23.7 -31.7 48 8.0 -24.9 285 33 304.1 304.2 283.8 306.0 0.54 13 493 5663 -24.5 -32.5 47 8.0 -25.6 284 34 304.4 304.5 283.8 306.1 0.51 14 476 5919 -24.7 -34.7 39 10.0 -26.1 283 35 307.2 307.3 284.8 308.7 0.42 15 400 7160 -35.1 -43.1 44 8.0 -35.7 275 42 309.4 309.4 285.4 310.1 0.21 16 362 7846 -40.5 -48.5 42 8.0 -40.9 277 44 311.1 311.1 285.9 311.6 0.13 17 300 9100 -49.1 -57.1 39 8.0 -49.3 280 48 316.1 316.2 287.5 316.4 0.06 18 285 9436 -51.5 -59.5 38 8.0 -51.7 279 49 317.4 317.4 287.9 317.6 0.04 19 250 10280 -56.3 -64.3 36 8.0 -56.4 275 50 322.4 322.4 289.5 322.5 0.03 20 218 11137 -60.9 -68.9 34 8.0 -61.0 280 58 328.1 328.1 291.2 328.2 0.02 21 214 11252 -61.1 -69.1 34 8.0 -61.2 280 58 329.5 329.5 291.6 329.6 0.02 22 200 11670 -61.9 -69.9 34 8.0 -62.0 280 52 334.7 334.7 293.0 334.8 0.02 23 150 13480 -57.9 -66.9 31 9.0 -58.1 270 35 370.3 370.3 300.7 370.5 0.03 24 138 14009 -56.5 -65.5 31 9.0 -56.7 269 35 381.7 381.7 302.6 381.9 0.04 25 126 14583 -59.7 -69.7 26 10.0 -59.9 268 34 386.0 386.0 303.2 386.1 0.03 26 100 16030 -59.7 -72.7 17 13.0 -60.0 265 33 412.4 412.4 306.8 412.5 0.02 27 82 17272 -58.1 -74.1 11 16.0 -58.5 268 31 439.7 439.7 309.8 439.8 0.02 28 70 18260 -60.9 -81.9 5 21.0 -61.3 270 29 454.1 454.1 311.3 454.1 0.01 29 67 18531 -61.7 -84.7 3 23.0 -62.0 271 29 458.1 458.1 311.6 458.1 0.00 30 59 19324 -57.9 -88.9 1 31.0 -58.5 273 29 483.6 483.6 313.7 483.6 0.00 31 50 20360 -60.3 -90.3 1 30.0 -60.9 275 29 501.4 501.4 315.1 501.4 0.00 32 45 21015 -60.9 -90.9 1 30.0 -61.4 273 27 515.3 515.3 316.0 515.3 0.00 33 38 22070 -58.7 -88.7 1 30.0 -59.6 270 24 546.4 546.4 317.9 546.4 0.00 34 30 23540 -62.5 -91.5 1 29.0 -63.2 265 19 574.3 574.3 319.4 574.3 0.00 35 27 24196 -59.7 -89.7 1 30.0 -60.7 268 18 599.7 599.7 320.6 599.7 0.00 36 20 26080 -58.7 -88.7 1 30.0 -60.2 275 17 656.5 656.5 322.9 656.5 0.01 37 12 29310 -56.3 -87.3 1 31.0 -59.2 279 21 768.3 768.3 326.4 768.4 0.02 38 10 30480 -52.3 -84.3 1 32.0 -56.9 280 23 824.3 824.3 327.8 824.6 0.03 39 8.8 31313 -48.9 -82.9 1 34.0 -55.3 868.2 868.2 328.8 868.6 0.05 TRP 218 11137 -60.9 -68.9 34 8.0 -61.0 280 58 328.1 328.1 291.2 328.2 0.02 WND 214 11252 -61.1 -69.1 34 8.0 -61.2 280 58 329.5 329.5 291.6 329.6 0.02 Sounding variables and indices 1000-500 mb thick: 5353.00 m Freezing level: 862.21 mb = 1413.30 m = 4636.76 ft Wetbulb zero: 895.74 mb = 1102.51 m = 3617.11 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 78.30 % Est. max temperature: 12.46 C = 54.42 F Sfc-Lift cond lev (LCL): 978.01 mb = 388.97 m = 1276.13 ft T: 5.15 C 700-500 lapse rate: 4.29 C/km ThetaE index: 3.09 C Layer 700.0- 634.0 mb Conv cond level (CCL): 833.67 mb = 1677.00 m = 5501.91 ft Mean mixing ratio: 4.03 g/kg Conv temperature: 13.04 C = 55.46 F Cap Strength: 8.48 C Lifted Index: 10.59 C Risk: None Lifted Index @300 mb: 16.74 C Lifted Index @700 mb: 1.03 C Showalter Index: 8.39 C Risk: None Total Totals Index: 43.60 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 20.60 C K Index: 19.60 Risk: < 20 % chance of thunderstorms Sweat Index: 59.00 Risk: None Energy Index: 2.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.60 J/kg Max Up Vert Vel: 6.42 m/s Conv Inhibition (B-): 63218.89 J/kg Cap Strength: 10.54 C Lift Cond Lev (LCL): 891.63 mb = 1139.51 m = 3738.52 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 at 15 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 1004 174 220 3 1.9 2.3 | 143 15 -9.2 12.4 1 1000 207 240 5 4.3 2.5 | 151 14 -6.8 12.6 2 925 844 260 9 8.9 1.6 | 169 12 -2.3 11.6 3 850 1524 290 13 12.2 -4.4 | 190 6 1.0 5.6 4 700 3042 280 17 16.7 -3.0 | 218 9 5.6 7.1 5 500 5560 285 33 31.9 -8.5 | 266 21 20.7 1.5 6 400 7160 275 42 41.8 -3.7 | 258 31 30.7 6.4 7 300 9100 280 48 47.3 -8.3 | 267 36 36.1 1.7 8 250 10280 275 50 49.8 -4.4 | 262 39 38.6 5.7 9 218 11137 280 58 57.1 -10.1 | 270 46 45.9 0.0 10 214 11252 280 58 57.1 -10.1 | 270 46 45.9 0.0 11 200 11670 280 52 51.2 -9.0 | 268 40 40.0 1.1 12 150 13480 270 35 35.0 -0.0 | 247 26 23.8 10.1 13 100 16030 265 33 32.9 2.9 | 239 25 21.7 13.0 14 70 18260 270 29 29.0 -0.0 | 241 20 17.8 10.1 15 50 20360 275 29 28.9 -2.5 | 247 19 17.7 7.6 16 30 23540 265 19 18.9 1.7 | 213 14 7.8 11.7 17 20 26080 275 17 16.9 -1.5 | 214 10 5.8 8.6 18 10 30480 280 23 22.7 -4.0 | 242 13 11.5 6.1 Wind Parameters Mean winds (0-6000m): 282.1 at 20.1 knts Storm direction: 312.1 at 15.0 knts Shear (0-3000m) pos: 2.2 neg: 0.9 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 79.5 deg Storm rel helicity (0-3000m) pos: 38.3 neg: 0.0 tot: 38.3 m^2/s^2 ave: 12.8 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 3.4 stream: 2.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.67 Bulk Shear: 30.68 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 ------------------------------------------------------------------------------- 500 248 6 157 13| 5.9 0.0 5.9| 18.9 0.0 18.9 37.8 0.88| 6.0 5.2 1000 259 8 163 12| 4.9 0.0 4.9| 27.3 0.0 27.3 27.3 0.77| 5.3 4.1 1500 271 9 170 10| 4.3 0.0 4.3| 31.1 0.0 31.1 20.7 0.68| 5.0 3.4 2000 277 11 175 9| 3.3 0.4 3.6| 33.2 0.0 33.2 16.6 0.70| 4.1 2.9 2500 279 12 182 8| 2.6 0.6 3.2| 35.2 0.0 35.2 14.1 0.69| 3.6 2.5 3000 279 12 188 8| 2.2 0.9 3.0| 38.3 0.0 38.3 12.8 0.69| 3.4 2.3 4000 280 15 202 8| 2.4 0.6 3.1| 52.9 0.0 52.9 13.2 0.71| 3.3 2.4 5000 281 17 220 9| 2.6 0.5 3.1| 68.7 0.0 68.7 13.7 0.69| 3.3 2.3 6000 282 20 235 10| 2.4 0.7 3.2| 75.1 -6.5 68.6 11.4 0.57| 3.3 1.9 Wrote GIF file: /home/apache/climate/data/raob//U8951/skewt/U8951.skewt.20251020.00.gif