diff --git a/package.json b/package.json
index 3239cdefafc09..89ce8842c3cc5 100644
--- a/package.json
+++ b/package.json
@@ -226,7 +226,7 @@
     "@types/has-ansi": "^3.0.0",
     "@types/jest": "^23.3.1",
     "@types/joi": "^10.4.4",
-    "@types/jquery": "3.3.1",
+    "@types/jquery": "^3.3.6",
     "@types/js-yaml": "^3.11.1",
     "@types/listr": "^0.13.0",
     "@types/lodash": "^3.10.1",
@@ -324,11 +324,11 @@
     "tree-kill": "^1.1.0",
     "ts-jest": "^23.1.4",
     "ts-loader": "^3.5.0",
-    "ts-node": "^6.0.3",
-    "tslint": "^5.10.0",
-    "tslint-config-prettier": "^1.12.0",
+    "ts-node": "^7.0.1",
+    "tslint": "^5.11.0",
+    "tslint-config-prettier": "^1.15.0",
     "tslint-plugin-prettier": "^1.3.0",
-    "typescript": "^2.9.2",
+    "typescript": "^3.0.3",
     "vinyl-fs": "^3.0.2",
     "xml2js": "^0.4.19",
     "xmlbuilder": "9.0.4",
diff --git a/packages/kbn-pm/package.json b/packages/kbn-pm/package.json
index 53b72582981a1..ada22294060cd 100644
--- a/packages/kbn-pm/package.json
+++ b/packages/kbn-pm/package.json
@@ -60,7 +60,7 @@
     "strong-log-transformer": "^1.0.6",
     "tempy": "^0.2.1",
     "ts-loader": "^3.5.0",
-    "typescript": "^2.9.2",
+    "typescript": "^3.0.3",
     "webpack": "^3.11.0",
     "wrap-ansi": "^3.0.1",
     "write-pkg": "^3.1.0"
diff --git a/packages/kbn-pm/yarn.lock b/packages/kbn-pm/yarn.lock
index a19ebad9dfb01..abbc780efcc1f 100644
--- a/packages/kbn-pm/yarn.lock
+++ b/packages/kbn-pm/yarn.lock
@@ -3592,9 +3592,9 @@ typedarray@^0.0.6:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-typescript@^2.9.2:
-  version "2.9.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.9.2.tgz#1cbf61d05d6b96269244eb6a3bce4bd914e0f00c"
+typescript@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.0.3.tgz#4853b3e275ecdaa27f78fda46dc273a7eb7fc1c8"
 
 uglify-js@^2.8.29:
   version "2.8.29"
diff --git a/packages/kbn-system-loader/package.json b/packages/kbn-system-loader/package.json
index 55c65747c9fd4..55c0a860c08c0 100644
--- a/packages/kbn-system-loader/package.json
+++ b/packages/kbn-system-loader/package.json
@@ -11,6 +11,6 @@
   },
   "devDependencies": {
     "@types/jest": "^23.3.1",
-    "typescript": "^2.9.2"
+    "typescript": "^3.0.3"
   }
 }
diff --git a/packages/kbn-system-loader/yarn.lock b/packages/kbn-system-loader/yarn.lock
index 4b0f2d57d94d5..c20eb45a4d0a9 100644
--- a/packages/kbn-system-loader/yarn.lock
+++ b/packages/kbn-system-loader/yarn.lock
@@ -6,6 +6,6 @@
   version "23.3.1"
   resolved "https://registry.yarnpkg.com/@types/jest/-/jest-23.3.1.tgz#a4319aedb071d478e6f407d1c4578ec8156829cf"
 
-typescript@^2.9.2:
-  version "2.9.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.9.2.tgz#1cbf61d05d6b96269244eb6a3bce4bd914e0f00c"
+typescript@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.0.3.tgz#4853b3e275ecdaa27f78fda46dc273a7eb7fc1c8"
diff --git a/src/core/server/logging/appenders/console/console_appender.test.ts b/src/core/server/logging/appenders/console/console_appender.test.ts
index fc885e5f58a11..fe5602a809699 100644
--- a/src/core/server/logging/appenders/console/console_appender.test.ts
+++ b/src/core/server/logging/appenders/console/console_appender.test.ts
@@ -82,8 +82,10 @@ test('`append()` correctly formats records and pushes them to console.', () => {
 
   for (const record of records) {
     appender.append(record);
+    // tslint:disable-next-line no-console
     expect(console.log).toHaveBeenCalledWith(`mock-${JSON.stringify(record)}`);
   }
 
+  // tslint:disable-next-line no-console
   expect(console.log).toHaveBeenCalledTimes(records.length);
 });
diff --git a/src/core/utils/url.test.ts b/src/core/utils/url.test.ts
index f890b2ec13db3..3c35ba44455bc 100644
--- a/src/core/utils/url.test.ts
+++ b/src/core/utils/url.test.ts
@@ -52,7 +52,7 @@ describe('modifyUrl()', () => {
   test('supports changing port', () => {
     expect(
       modifyUrl('http://localhost:5601', parsed => {
-        parsed.port = (Number.parseInt(parsed.port!) + 1).toString();
+        parsed.port = (Number(parsed.port!) + 1).toString();
         return parsed;
       })
     ).toEqual('http://localhost:5602/');
diff --git a/tsconfig.json b/tsconfig.json
index 5a804d5bb96be..da6008a67d849 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -42,7 +42,10 @@
     "forceConsistentCasingInFileNames": true,
 
     // Disable the breaking keyof behaviour introduced in TS 2.9.2 until EUI is updated to support that too
-    "keyofStringsOnly": true
+    "keyofStringsOnly": true,
+
+    // Forbid unused local variables as the rule was deprecated by ts-lint
+    "noUnusedLocals": true,
   },
   "include": [
     "src/**/*"
diff --git a/tslint.yaml b/tslint.yaml
index 629b48b6e8c43..e65bb1e931aa7 100644
--- a/tslint.yaml
+++ b/tslint.yaml
@@ -8,7 +8,6 @@ rulesDirectory:
 
 rules:
   prettier: true
-  no-unused-variable: true
   object-literal-sort-keys: false
   interface-name: false
   no-default-export: true
diff --git a/x-pack/package.json b/x-pack/package.json
index fed84badfa99c..a6cd1cddf6c56 100644
--- a/x-pack/package.json
+++ b/x-pack/package.json
@@ -69,7 +69,7 @@
     "supertest-as-promised": "^4.0.2",
     "tmp": "0.0.31",
     "tree-kill": "^1.1.0",
-    "typescript": "^2.9.2",
+    "typescript": "^3.0.3",
     "vinyl-fs": "^3.0.2",
     "xml-crypto": "^0.10.1",
     "xml2js": "^0.4.19",
diff --git a/x-pack/yarn.lock b/x-pack/yarn.lock
index f4fc8b3fae93e..f6df4368f51d5 100644
--- a/x-pack/yarn.lock
+++ b/x-pack/yarn.lock
@@ -7854,9 +7854,9 @@ typedarray@^0.0.6, typedarray@~0.0.5:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-typescript@^2.9.2:
-  version "2.9.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.9.2.tgz#1cbf61d05d6b96269244eb6a3bce4bd914e0f00c"
+typescript@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.0.3.tgz#4853b3e275ecdaa27f78fda46dc273a7eb7fc1c8"
 
 ua-parser-js@^0.7.9:
   version "0.7.17"
diff --git a/yarn.lock b/yarn.lock
index 6050e14540324..59e12f7346d81 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -406,9 +406,9 @@
   version "10.6.2"
   resolved "https://registry.yarnpkg.com/@types/joi/-/joi-10.6.2.tgz#0e7d632fe918c337784e87b16c7cc0098876179a"
 
-"@types/jquery@3.3.1":
-  version "3.3.1"
-  resolved "https://registry.yarnpkg.com/@types/jquery/-/jquery-3.3.1.tgz#55758d44d422756d6329cbf54e6d41931d7ba28f"
+"@types/jquery@^3.3.6":
+  version "3.3.6"
+  resolved "https://registry.yarnpkg.com/@types/jquery/-/jquery-3.3.6.tgz#5932ead926307ca21e5b36808257f7c926b06565"
 
 "@types/js-yaml@^3.11.1":
   version "3.11.2"
@@ -2243,6 +2243,10 @@ buffer-from@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.0.0.tgz#4cb8832d23612589b0406e9e2956c17f06fdf531"
 
+buffer-from@^1.1.0:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
+
 buffer-xor@^1.0.3:
   version "1.0.3"
   resolved "https://registry.yarnpkg.com/buffer-xor/-/buffer-xor-1.0.3.tgz#26e61ed1422fb70dd42e6e36729ed51d855fe8d9"
@@ -12225,13 +12229,6 @@ source-map-support@^0.4.15, source-map-support@^0.4.2:
   dependencies:
     source-map "^0.5.6"
 
-source-map-support@^0.5.3:
-  version "0.5.6"
-  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.6.tgz#4435cee46b1aab62b8e8610ce60f788091c51c13"
-  dependencies:
-    buffer-from "^1.0.0"
-    source-map "^0.6.0"
-
 source-map-support@^0.5.6:
   version "0.5.9"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.9.tgz#41bc953b2534267ea2d605bccfa7bfa3111ced5f"
@@ -13189,7 +13186,7 @@ ts-jest@^23.1.4:
 
 ts-loader@^3.5.0:
   version "3.5.0"
-  resolved "https://registry.yarnpkg.com/ts-loader/-/ts-loader-3.5.0.tgz#151d004dcddb4cf8e381a3bf9d6b74c2d957a9c0"
+  resolved "http://registry.npmjs.org/ts-loader/-/ts-loader-3.5.0.tgz#151d004dcddb4cf8e381a3bf9d6b74c2d957a9c0"
   dependencies:
     chalk "^2.3.0"
     enhanced-resolve "^3.0.0"
@@ -13197,17 +13194,17 @@ ts-loader@^3.5.0:
     micromatch "^3.1.4"
     semver "^5.0.1"
 
-ts-node@^6.0.3:
-  version "6.0.3"
-  resolved "https://registry.yarnpkg.com/ts-node/-/ts-node-6.0.3.tgz#28bf74bcad134fad17f7469dad04638ece03f0f4"
+ts-node@^7.0.1:
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/ts-node/-/ts-node-7.0.1.tgz#9562dc2d1e6d248d24bc55f773e3f614337d9baf"
   dependencies:
     arrify "^1.0.0"
-    chalk "^2.3.0"
+    buffer-from "^1.1.0"
     diff "^3.1.0"
     make-error "^1.1.1"
     minimist "^1.2.0"
     mkdirp "^0.5.1"
-    source-map-support "^0.5.3"
+    source-map-support "^0.5.6"
     yn "^2.0.0"
 
 tslib@^1.7.1, tslib@^1.8.0, tslib@^1.8.1:
@@ -13218,9 +13215,9 @@ tslib@^1.9.0:
   version "1.9.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.0.tgz#e37a86fda8cbbaf23a057f473c9f4dc64e5fc2e8"
 
-tslint-config-prettier@^1.12.0:
-  version "1.12.0"
-  resolved "https://registry.yarnpkg.com/tslint-config-prettier/-/tslint-config-prettier-1.12.0.tgz#bc8504f286ecf42b906f3d1126a093114f5729cc"
+tslint-config-prettier@^1.15.0:
+  version "1.15.0"
+  resolved "https://registry.yarnpkg.com/tslint-config-prettier/-/tslint-config-prettier-1.15.0.tgz#76b9714399004ab6831fdcf76d89b73691c812cf"
 
 tslint-plugin-prettier@^1.3.0:
   version "1.3.0"
@@ -13229,9 +13226,9 @@ tslint-plugin-prettier@^1.3.0:
     eslint-plugin-prettier "^2.2.0"
     tslib "^1.7.1"
 
-tslint@^5.10.0:
-  version "5.10.0"
-  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.10.0.tgz#11e26bccb88afa02dd0d9956cae3d4540b5f54c3"
+tslint@^5.11.0:
+  version "5.11.0"
+  resolved "https://registry.yarnpkg.com/tslint/-/tslint-5.11.0.tgz#98f30c02eae3cde7006201e4c33cb08b48581eed"
   dependencies:
     babel-code-frame "^6.22.0"
     builtin-modules "^1.1.1"
@@ -13244,11 +13241,11 @@ tslint@^5.10.0:
     resolve "^1.3.2"
     semver "^5.3.0"
     tslib "^1.8.0"
-    tsutils "^2.12.1"
+    tsutils "^2.27.2"
 
-tsutils@^2.12.1:
-  version "2.27.0"
-  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.27.0.tgz#9efb252b188eaa0ca3ade41dc410d6ce7eaab816"
+tsutils@^2.27.2:
+  version "2.29.0"
+  resolved "https://registry.yarnpkg.com/tsutils/-/tsutils-2.29.0.tgz#32b488501467acbedd4b85498673a0812aca0b99"
   dependencies:
     tslib "^1.8.1"
 
@@ -13305,9 +13302,9 @@ typedarray@^0.0.6, typedarray@~0.0.5:
   version "0.0.6"
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
 
-typescript@^2.9.2:
-  version "2.9.2"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-2.9.2.tgz#1cbf61d05d6b96269244eb6a3bce4bd914e0f00c"
+typescript@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.0.3.tgz#4853b3e275ecdaa27f78fda46dc273a7eb7fc1c8"
 
 ua-parser-js@^0.7.9:
   version "0.7.17"