UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025020112.upa.cvt Date: 1200Z 1 FEB 25 Searching for KSLE... Searching the city database file for: KSLE ... Date:1200Z 1 FEB 25 Station: KSLE WMO ident: 72694 Latitude: 44.92 Longitude: -123.00 Elevation: 61.00 ------------------------------------------------------------------------------- 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 1009 61 5.0 2.5 84 2.5 3.8 200 1 277.4 278.2 276.6 289.8 4.54 1 1000 137 5.2 1.7 78 3.5 3.6 315 3 278.4 279.1 276.7 290.2 4.32 2 959 477 2.2 0.8 90 1.4 1.6 299 12 278.7 279.4 276.8 290.3 4.22 3 925 768 0.6 -0.2 94 0.8 0.3 260 10 279.9 280.6 277.3 291.2 4.07 4 903 961 -0.7 -0.7 100 0.0 -0.7 241 12 280.5 281.2 277.5 291.7 4.02 5 850 1442 -3.7 -4.2 96 0.5 -3.9 250 21 282.3 282.8 277.4 291.6 3.29 6 780 2116 -7.5 -8.2 95 0.7 -7.7 241 32 285.2 285.7 278.0 292.8 2.64 7 774 2176 -7.3 -7.8 96 0.5 -7.5 240 34 286.1 286.5 278.6 294.0 2.74 8 754 2379 -7.9 -8.2 98 0.3 -8.0 240 41 287.6 288.0 279.3 295.5 2.73 9 752 2400 -8.1 -8.3 98 0.2 -8.2 240 42 287.6 288.0 279.3 295.5 2.72 10 749 2431 -8.7 -9.6 93 0.9 -9.0 240 43 287.2 287.7 278.8 294.4 2.46 11 739 2535 -9.7 -12.6 79 2.9 -10.6 241 43 287.3 287.6 278.2 293.1 1.96 12 738 2545 -9.3 -11.0 87 1.7 -9.8 242 43 287.8 288.2 278.8 294.4 2.23 13 736 2566 -9.5 -11.5 85 2.0 -10.1 242 43 287.8 288.2 278.7 294.2 2.15 14 735 2577 -9.7 -12.1 83 2.4 -10.4 242 43 287.7 288.1 278.5 293.8 2.05 15 709 2853 -13.1 -22.1 47 9.0 -15.0 248 41 286.9 287.1 276.5 289.7 0.92 16 701 2939 -14.1 -39.1 10 25.0 -17.3 250 39 286.8 286.8 275.3 287.4 0.18 17 700 2950 -14.1 -39.1 10 25.0 -17.3 250 39 286.9 286.9 275.3 287.5 0.18 18 689 3070 -14.5 -37.5 12 23.0 -17.6 250 39 287.7 287.8 275.9 288.5 0.22 19 612 3962 -17.7 -39.7 13 22.0 -20.4 252 47 294.0 294.0 278.9 294.6 0.20 20 561 4606 -22.7 -43.7 13 21.0 -24.7 255 54 295.5 295.5 279.6 296.0 0.14 21 534 4966 -25.3 -36.3 35 11.0 -26.6 256 58 296.6 296.6 280.3 297.6 0.32 22 525 5089 -26.3 -39.3 28 13.0 -27.6 258 60 296.8 296.8 280.3 297.6 0.24 23 522 5131 -26.5 -44.5 17 18.0 -28.0 259 61 297.0 297.1 280.3 297.5 0.14 24 516 5214 -27.1 -46.1 15 19.0 -28.6 260 62 297.3 297.3 280.3 297.7 0.12 25 500 5440 -28.9 -47.9 14 19.0 -30.3 260 61 297.8 297.8 280.5 298.2 0.10 26 497 5483 -29.1 -48.1 14 19.0 -30.4 259 61 298.1 298.1 280.6 298.4 0.10 27 492 5555 -28.9 -51.9 9 23.0 -30.4 258 60 299.2 299.2 281.1 299.4 0.06 28 474 5819 -31.3 -47.3 19 16.0 -32.4 255 60 299.4 299.4 281.3 299.8 0.11 29 461 6015 -32.9 -48.9 19 16.0 -33.9 259 65 299.8 299.8 281.4 300.2 0.10 30 459 6046 -33.1 -50.1 17 17.0 -34.1 259 66 299.9 299.9 281.4 300.2 0.09 31 456 6092 -32.9 -58.9 6 26.0 -34.1 260 67 300.7 300.8 281.7 300.9 0.03 32 445 6263 -32.3 -61.3 4 29.0 -33.6 262 74 303.6 303.6 282.9 303.7 0.02 33 416 6736 -33.5 -64.5 3 31.0 -34.7 267 93 308.0 308.0 284.6 308.0 0.02 34 408 6872 -34.1 -63.1 4 29.0 -35.3 268 98 308.9 308.9 284.9 309.0 0.02 35 406 6906 -33.5 -62.5 4 29.0 -34.7 269 100 310.1 310.1 285.4 310.2 0.02 36 400 7010 -33.9 -63.9 3 30.0 -35.1 270 104 310.9 310.9 285.7 311.0 0.02 37 397 7063 -34.1 -63.1 4 29.0 -35.3 270 105 311.3 311.3 285.8 311.4 0.02 38 392 7151 -33.9 -62.9 4 29.0 -35.1 270 108 312.7 312.7 286.3 312.8 0.02 39 383 7314 -34.9 -61.9 5 27.0 -36.1 270 112 313.5 313.5 286.6 313.6 0.02 40 382 7332 -34.5 -62.5 4 28.0 -35.7 270 112 314.3 314.3 286.9 314.3 0.02 41 379 7387 -35.5 -62.5 5 27.0 -36.6 270 114 313.7 313.7 286.6 313.7 0.02 42 374 7479 -34.5 -62.5 4 28.0 -35.7 270 116 316.2 316.2 287.5 316.3 0.02 43 361 7725 -36.7 -64.7 4 28.0 -37.7 269 124 316.4 316.4 287.6 316.5 0.02 44 346 8019 -37.7 -65.7 4 28.0 -38.7 267 134 319.0 319.0 288.4 319.0 0.02 45 343 8079 -37.3 -62.3 6 25.0 -38.3 266 136 320.3 320.3 288.9 320.4 0.03 46 321 8535 -38.5 -61.5 7 23.0 -39.4 269 148 324.8 324.8 290.2 324.9 0.03 47 314 8687 -37.9 -59.9 8 22.0 -38.9 271 151 327.6 327.7 291.1 327.8 0.04 48 306 8864 -38.5 -62.5 6 24.0 -39.5 273 155 329.2 329.2 291.5 329.3 0.03 49 300 9000 -39.5 -60.5 9 21.0 -40.4 275 158 329.7 329.7 291.7 329.8 0.04 50 292 9186 -40.5 -59.5 11 19.0 -41.3 275 159 330.8 330.8 292.0 331.0 0.04 51 266 9818 -45.7 -57.7 25 12.0 -46.2 275 179 332.2 332.2 292.4 332.4 0.06 52 252 10177 -49.1 -54.1 56 5.0 -49.3 275 190 332.3 332.3 292.4 332.7 0.10 53 251 10204 -49.3 -54.8 53 5.5 -49.5 275 191 332.4 332.4 292.4 332.8 0.09 54 250 10230 -49.5 -55.5 49 6.0 -49.7 275 191 332.5 332.5 292.4 332.8 0.08 55 246 10335 -50.5 -57.5 43 7.0 -50.7 275 191 332.5 332.5 292.4 332.8 0.07 56 245 10361 -50.7 -58.7 38 8.0 -50.9 275 191 332.6 332.6 292.5 332.8 0.06 57 238 10549 -51.9 -59.9 38 8.0 -52.1 277 183 333.6 333.6 292.7 333.8 0.05 58 218 11111 -55.5 -70.5 14 15.0 -55.7 280 145 336.5 336.5 293.4 336.5 0.01 59 200 11670 -46.9 -75.9 2 29.0 -47.6 275 93 358.5 358.5 298.4 358.5 0.01 60 150 13560 -51.3 -79.3 2 28.0 -51.8 280 58 381.7 381.7 302.5 381.7 0.00 61 100 16150 -55.7 -83.7 2 28.0 -56.2 270 66 420.1 420.1 307.7 420.1 0.00 62 89 16891 -55.7 -83.7 2 28.0 -56.2 270 65 434.3 434.3 309.3 434.4 0.00 63 86 17110 -55.5 -84.5 2 29.0 -56.1 270 62 439.0 439.0 309.8 439.0 0.00 64 86 17110 -53.5 -83.5 1 30.0 -54.2 270 62 443.1 443.1 310.2 443.1 0.00 65 81 17498 -49.5 -80.5 1 31.0 -50.7 270 37 458.9 458.9 311.7 459.0 0.01 66 70 18440 -55.7 -83.7 2 28.0 -56.4 280 20 465.2 465.2 312.3 465.3 0.01 67 65 18909 -57.7 -85.7 2 28.0 -58.3 274 21 470.8 470.8 312.7 470.8 0.00 68 64 19007 -55.9 -84.9 1 29.0 -56.6 267 23 476.9 476.9 313.2 476.9 0.00 69 60 19417 -57.1 -86.1 1 29.0 -57.8 248 29 483.1 483.1 313.7 483.1 0.00 70 58 19632 -55.1 -86.1 1 31.0 -56.0 258 33 492.3 492.3 314.4 492.3 0.00 71 57 19744 -51.7 -83.7 1 32.0 -53.0 269 36 502.5 502.5 315.1 502.5 0.01 72 57 19744 -51.5 -83.5 1 32.0 -52.8 269 36 502.9 502.9 315.2 502.9 0.01 73 56 19858 -52.7 -83.7 1 31.0 -53.9 278 36 502.7 502.7 315.1 502.8 0.01 74 55 19975 -50.3 -82.3 1 32.0 -51.8 283 35 510.8 510.8 315.7 510.9 0.01 75 50 20590 -55.1 -85.1 1 30.0 -56.1 325 8 513.6 513.6 315.9 513.7 0.01 76 47 20983 -58.1 -87.1 1 29.0 -58.9 324 15 515.6 515.6 316.0 515.6 0.00 77 45 21260 -54.9 -85.9 1 31.0 -56.1 301 10 529.8 529.8 316.9 529.9 0.01 78 44 21403 -55.7 -85.7 1 30.0 -56.8 287 9 531.3 531.3 317.0 531.3 0.01 79 44 21403 -53.9 -84.9 1 31.0 -55.2 287 9 535.7 535.7 317.3 535.7 0.01 80 40 22018 -52.5 -84.5 1 32.0 -54.1 296 21 554.0 554.0 318.3 554.1 0.01 81 38 22349 -53.5 -85.5 1 32.0 -55.0 305 19 559.6 559.6 318.6 559.7 0.01 82 35 22881 -51.9 -84.9 1 33.0 -53.8 331 15 577.1 577.1 319.5 577.2 0.01 83 33 23262 -53.1 -85.1 1 32.0 -54.9 330 13 583.7 583.8 319.9 583.8 0.01 84 31 23667 -51.1 -84.1 1 33.0 -53.4 310 15 599.7 599.7 320.6 599.8 0.01 85 30 23880 -51.9 -84.9 1 33.0 -54.1 270 16 603.2 603.2 320.7 603.2 0.01 86 29 24099 -51.9 -84.9 1 33.0 -54.1 271 13 609.0 609.0 321.0 609.1 0.01 87 28 24328 -49.3 -84.3 1 35.0 -52.2 278 19 622.4 622.4 321.6 622.5 0.01 88 23 25606 -52.5 -85.5 1 33.0 -55.0 322 20 649.0 649.0 322.6 649.1 0.01 89 20 26510 -51.3 -85.3 1 34.0 -54.4 330 15 679.1 679.2 323.7 679.2 0.01 90 19 26844 -51.3 -85.3 1 34.0 -54.5 315 23 689.2 689.2 324.1 689.3 0.01 91 16 27957 -53.3 -86.3 1 33.0 -56.3 295 15 717.4 717.4 325.0 717.5 0.01 92 15 28379 -46.9 -83.9 1 37.0 -52.3 303 10 752.0 752.0 326.0 752.2 0.02 93 12 29852 -49.3 -84.3 1 35.0 -54.5 292 13 793.1 793.1 327.1 793.3 0.03 94 11 30427 -46.3 -83.3 1 37.0 -53.0 260 14 823.9 824.0 327.8 824.3 0.03 95 10 31060 -46.9 -83.9 1 37.0 -53.7 175 24 844.5 844.5 328.2 844.8 0.03 96 9.4 31470 -46.7 -83.7 1 37.0 -53.8 172 25 860.3 860.3 328.6 860.7 0.04 97 7.4 33039 -51.9 -85.9 1 34.0 -57.6 162 29 900.1 900.1 329.4 900.4 0.03 98 7.0 33400 -51.5 -85.5 1 34.0 -57.6 160 30 916.2 916.2 329.7 916.5 0.04 99 6.8 33588 -52.1 -86.1 1 34.0 -58.0 921.3 921.3 329.8 921.6 0.03 100 6.3 34085 -50.1 -86.1 1 36.0 -57.2 950.1 950.2 330.4 950.5 0.04 TRP 218 11111 -55.5 -70.5 14 15.0 -55.7 280 145 336.5 336.5 293.4 336.5 0.01 WND 251 10204 -49.3 -54.8 53 5.5 -49.5 275 191 332.4 332.4 292.4 332.8 0.09 Sounding variables and indices 1000-500 mb thick: 5303.00 m Freezing level: 914.85 mb = 857.06 m = 2811.85 ft Wetbulb zero: 919.04 mb = 819.86 m = 2689.79 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 53.48 % Est. max temperature: 9.54 C = 49.17 F Sfc-Lift cond lev (LCL): 970.86 mb = 377.32 m = 1237.91 ft T: 3.08 C 700-500 lapse rate: 5.94 C/km ThetaE index: 7.02 C Layer 736.0- 700.0 mb Conv cond level (CCL): 916.58 mb = 841.32 m = 2760.22 ft Mean mixing ratio: 4.21 g/kg Conv temperature: 7.72 C = 45.89 F Cap Strength: 6.69 C Lifted Index: 6.88 C Risk: None Lifted Index @300 mb: 27.75 C Lifted Index @700 mb: 1.11 C Showalter Index: 6.12 C Risk: None Total Totals Index: 49.90 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 25.20 C Cross Totals Index: 24.70 C K Index: -4.00 Risk: None Sweat Index: 167.71 Risk: None Energy Index: 1.37 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.86 J/kg Max Up Vert Vel: 4.21 m/s Conv Inhibition (B-): 68371.70 J/kg Cap Strength: 6.83 C Lift Cond Lev (LCL): 932.62 mb = 701.92 m = 2302.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 29 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 1009 61 200 1 0.3 0.9 | 106 29 -28.1 7.8 1 1000 137 315 3 2.1 -2.1 | 100 27 -26.4 4.8 2 979 305 305 8 6.6 -4.6 | 96 22 -21.9 2.3 3 943 610 295 15 13.6 -6.3 | 92 15 -14.9 0.5 4 925 768 260 10 9.8 1.7 | 115 21 -18.6 8.6 5 908 914 240 11 9.5 5.5 | 123 23 -19.0 12.4 6 874 1219 245 20 18.1 8.5 | 146 19 -10.4 15.3 7 850 1442 250 21 19.7 7.2 | 148 17 -8.8 14.1 8 841 1524 240 22 19.1 11.0 | 152 20 -9.4 17.9 9 809 1829 255 23 22.2 6.0 | 154 14 -6.3 12.8 10 778 2134 240 33 28.6 16.5 | 180 23 0.1 23.4 11 748 2438 240 43 37.2 21.5 | 197 30 8.8 28.4 12 719 2743 245 44 39.9 18.6 | 204 28 11.4 25.5 13 700 2950 250 39 36.6 13.3 | 202 22 8.2 20.2 14 691 3048 250 39 36.6 13.3 | 202 22 8.2 20.2 15 663 3353 255 42 40.6 10.9 | 214 21 12.1 17.8 16 636 3658 250 42 39.5 14.4 | 207 24 11.0 21.3 17 586 4267 255 52 50.2 13.5 | 227 30 21.7 20.3 18 540 4877 255 56 54.1 14.5 | 230 33 25.6 21.4 19 518 5182 260 62 61.1 10.8 | 242 37 32.6 17.7 20 500 5440 260 61 60.1 10.6 | 241 36 31.6 17.5 21 476 5791 255 59 57.0 15.3 | 232 36 28.5 22.2 22 455 6096 260 67 66.0 11.6 | 244 42 37.5 18.5 23 400 7010 270 104 104.0 -0.0 | 265 76 75.5 6.9 24 366 7620 270 120 120.0 -0.0 | 266 92 91.5 6.9 25 335 8230 265 142 141.5 12.4 | 260 115 113.0 19.3 26 300 9000 275 158 157.4 -13.8 | 273 129 128.9 -6.9 27 294 9144 275 158 157.4 -13.8 | 273 129 128.9 -6.9 28 251 10204 275 191 190.3 -16.6 | 273 162 161.8 -9.8 29 250 10230 275 191 190.3 -16.6 | 273 162 161.8 -9.8 30 245 10363 275 191 190.3 -16.6 | 273 162 161.8 -9.8 31 223 10973 280 163 160.5 -28.3 | 279 134 132.0 -21.4 32 218 11111 280 145 142.8 -25.2 | 279 116 114.3 -18.3 33 212 11278 275 133 132.5 -11.6 | 273 104 104.0 -4.7 34 203 11582 280 93 91.6 -16.1 | 278 64 63.1 -9.3 35 200 11670 275 93 92.6 -8.1 | 271 64 64.2 -1.2 36 153 13411 285 53 51.2 -13.7 | 287 24 22.7 -6.8 37 150 13560 280 58 57.1 -10.1 | 276 29 28.6 -3.2 38 133 14326 270 46 46.0 -0.0 | 249 19 17.5 6.9 39 115 15240 275 61 60.8 -5.3 | 267 32 32.3 1.6 40 110 15545 280 63 62.0 -10.9 | 277 34 33.6 -4.1 41 100 16150 270 66 66.0 -0.0 | 260 38 37.5 6.9 42 100 16154 265 67 66.7 5.8 | 252 40 38.3 12.7 43 95 16459 270 66 66.0 -0.0 | 260 38 37.5 6.9 44 87 17069 270 65 65.0 -0.0 | 259 37 36.5 6.9 45 79 17678 270 25 25.0 -0.0 | 153 8 -3.5 6.9 46 72 18288 270 10 10.0 -0.0 | 110 20 -18.5 6.9 47 70 18440 280 20 19.7 -3.5 | 111 9 -8.8 3.4 48 68 18593 280 14 13.8 -2.4 | 107 15 -14.7 4.5 49 65 18898 275 21 20.9 -1.8 | 124 9 -7.6 5.1 50 62 19202 255 26 25.1 6.7 | 166 14 -3.4 13.6 51 59 19507 245 30 27.2 12.7 | 176 20 -1.3 19.6 52 56 19812 275 37 36.9 -3.2 | 246 9 8.4 3.7 53 54 20117 290 33 31.0 -11.3 | 330 5 2.5 -4.4 54 51 20422 325 24 13.8 -19.7 | 49 19 -14.7 -12.8 55 50 20590 325 8 4.6 -6.6 | 91 24 -23.9 0.3 56 49 20726 345 19 4.9 -18.4 | 64 26 -23.6 -11.5 57 45 21336 295 9 8.2 -3.8 | 99 21 -20.3 3.1 58 42 21641 265 10 10.0 0.9 | 113 20 -18.5 7.8 59 41 21946 295 22 19.9 -9.3 | 74 9 -8.5 -2.4 60 39 22250 300 20 17.3 -10.0 | 74 12 -11.2 -3.1 61 35 22860 330 15 7.5 -13.0 | 74 22 -21.0 -6.1 62 34 23165 340 14 4.8 -13.2 | 75 25 -23.7 -6.3 63 32 23470 310 10 7.7 -6.4 | 91 21 -20.8 0.5 64 30 23774 310 17 13.0 -10.9 | 75 16 -15.5 -4.0 65 30 23880 270 16 16.0 -0.0 | 119 14 -12.5 6.9 66 29 24079 270 12 12.0 -0.0 | 113 18 -16.5 6.9 67 28 24384 280 20 19.7 -3.5 | 111 9 -8.8 3.4 68 25 24994 320 20 12.9 -15.3 | 62 18 -15.6 -8.4 69 24 25298 335 21 8.9 -19.0 | 58 23 -19.6 -12.1 70 21 26213 295 19 17.2 -8.0 | 84 11 -11.3 -1.1 71 20 26510 330 15 7.5 -13.0 | 74 22 -21.0 -6.1 72 20 26518 325 22 12.6 -18.0 | 55 19 -15.9 -11.1 73 19 26822 315 24 17.0 -17.0 | 49 15 -11.5 -10.1 74 18 27127 320 8 5.1 -6.1 | 92 23 -23.3 0.8 75 17 27432 335 11 4.6 -10.0 | 83 24 -23.8 -3.1 76 17 27737 315 14 9.9 -9.9 | 81 19 -18.6 -3.0 77 16 28042 290 15 14.1 -5.1 | 97 14 -14.4 1.8 78 15 28346 305 10 8.2 -5.7 | 93 20 -20.3 1.2 79 13 29261 265 10 10.0 0.9 | 113 20 -18.5 7.8 80 13 29566 290 16 15.0 -5.5 | 96 14 -13.4 1.4 81 11 30175 295 10 9.1 -4.2 | 98 20 -19.4 2.7 82 10 31060 175 24 -2.1 23.9 | 135 43 -30.6 30.8 83 7 33400 160 30 -10.3 28.2 | 132 52 -38.7 35.1 Wind Parameters Mean winds (0-6000m): 253.6 at 39.1 knts Storm direction: 283.6 at 29.3 knts Shear (0-3000m) pos: 3.7 neg: 5.1 tot: 8.8 10-3/s Storm rel Dir Shear (0-3000m): 96.9 deg Storm rel helicity (0-3000m) pos: 219.3 neg: -42.5 tot: 176.7 m^2/s^2 ave: 58.9 10^-3 m/s^2 rel: 0.43 Storm rel vorticity (0-3000m) horiz: 13.1 stream: 5.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.06 Bulk Shear: 156.03 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 ------------------------------------------------------------------------------- 500 302 8 97 22| 14.4 0.0 14.4| 0.0 -37.1 -37.1 -74.1 -0.38| 15.1 -5.8 1000 277 10 107 19| 7.2 6.9 14.1| 68.3 -37.1 31.2 31.2 0.25| 16.0 4.1 1500 261 13 121 18| 4.8 6.2 11.0|100.2 -37.1 63.2 42.1 0.36| 13.7 4.9 2000 256 16 131 17| 5.2 4.7 9.9|132.0 -37.1 95.0 47.5 0.40| 13.8 5.5 2500 250 21 147 17| 4.2 6.1 10.3|202.7 -37.1 165.7 66.3 0.47| 14.0 6.5 3000 249 24 160 17| 3.7 5.1 8.8|219.3 -42.5 176.7 58.9 0.43| 13.1 5.7 4000 250 29 176 17| 3.9 3.8 7.7|285.2 -58.2 227.0 56.7 0.45| 11.7 5.3 5000 252 34 193 18| 4.3 3.0 7.3|361.0 -58.2 302.8 60.6 0.48| 10.7 5.1 6000 254 39 207 20| 4.1 2.5 6.7|452.8-109.3 343.5 57.2 0.45| 10.3 4.6 Wrote GIF file: /home/apache/climate/data/raob//KSLE/skewt/KSLE.skewt.20250201.12.gif