diff --git a/superset-frontend/spec/javascripts/dashboard/components/Header_spec.jsx b/superset-frontend/spec/javascripts/dashboard/components/Header_spec.jsx
index 336a1002c..b2d7bc0db 100644
--- a/superset-frontend/spec/javascripts/dashboard/components/Header_spec.jsx
+++ b/superset-frontend/spec/javascripts/dashboard/components/Header_spec.jsx
@@ -36,6 +36,10 @@ describe('Header', () => {
       dash_edit_perm: true,
       dash_save_perm: true,
       userId: 1,
+      metadata: {},
+      common: {
+        conf: {},
+      },
     },
     dashboardTitle: 'title',
     charts: {},
@@ -79,6 +83,7 @@ describe('Header', () => {
   describe('read-only-user', () => {
     const overrideProps = {
       dashboardInfo: {
+        ...props.dashboardInfo,
         id: 1,
         dash_edit_perm: false,
         dash_save_perm: false,
@@ -121,6 +126,7 @@ describe('Header', () => {
     const overrideProps = {
       editMode: false,
       dashboardInfo: {
+        ...props.dashboardInfo,
         id: 1,
         dash_edit_perm: true,
         dash_save_perm: true,
@@ -163,6 +169,7 @@ describe('Header', () => {
     const overrideProps = {
       editMode: true,
       dashboardInfo: {
+        ...props.dashboardInfo,
         id: 1,
         dash_edit_perm: true,
         dash_save_perm: true,
@@ -204,6 +211,7 @@ describe('Header', () => {
   describe('logged-out-user', () => {
     const overrideProps = {
       dashboardInfo: {
+        ...props.dashboardInfo,
         id: 1,
         dash_edit_perm: false,
         dash_save_perm: false,
diff --git a/superset-frontend/spec/javascripts/dashboard/components/RefreshIntervalModal_spec.jsx b/superset-frontend/spec/javascripts/dashboard/components/RefreshIntervalModal_spec.jsx
index 09cb78fab..92f34ba9d 100644
--- a/superset-frontend/spec/javascripts/dashboard/components/RefreshIntervalModal_spec.jsx
+++ b/superset-frontend/spec/javascripts/dashboard/components/RefreshIntervalModal_spec.jsx
@@ -17,9 +17,11 @@
  * under the License.
  */
 import React from 'react';
-import { mount } from 'enzyme';
+import { mount, shallow } from 'enzyme';
 
+import ModalTrigger from 'src/components/ModalTrigger';
 import RefreshIntervalModal from 'src/dashboard/components/RefreshIntervalModal';
+import { Modal, Alert } from 'react-bootstrap';
 
 describe('RefreshIntervalModal', () => {
   const mockedProps = {
@@ -44,7 +46,22 @@ describe('RefreshIntervalModal', () => {
   it('should change refreshFrequency with edit mode', () => {
     const wrapper = mount(<RefreshIntervalModal {...mockedProps} />);
     wrapper.instance().handleFrequencyChange({ value: 30 });
+    wrapper.instance().onSave();
     expect(mockedProps.onChange).toHaveBeenCalled();
     expect(mockedProps.onChange).toHaveBeenCalledWith(30, mockedProps.editMode);
   });
+  it('should show warning message', () => {
+    const props = {
+      ...mockedProps,
+      refreshLimit: 3600,
+      refreshWarning: 'Show warning',
+    };
+
+    const wrapper = shallow(<RefreshIntervalModal {...props} />);
+    wrapper.instance().handleFrequencyChange({ value: 30 });
+    expect(wrapper.find(ModalTrigger).dive().find(Alert)).toHaveLength(1);
+
+    wrapper.instance().handleFrequencyChange({ value: 3601 });
+    expect(wrapper.find(ModalTrigger).dive().find(Alert)).toHaveLength(0);
+  });
 });
diff --git a/superset-frontend/src/dashboard/components/Header.jsx b/superset-frontend/src/dashboard/components/Header.jsx
index 89ba78545..45c67270c 100644
--- a/superset-frontend/src/dashboard/components/Header.jsx
+++ b/superset-frontend/src/dashboard/components/Header.jsx
@@ -17,6 +17,7 @@
  * under the License.
  */
 /* eslint-env browser */
+import moment from 'moment';
 import React from 'react';
 import PropTypes from 'prop-types';
 import { CategoricalColorNamespace } from '@superset-ui/color';
@@ -46,6 +47,7 @@ import {
 } from '../../logger/LogUtils';
 import PropertiesModal from './PropertiesModal';
 import setPeriodicRunner from '../util/setPeriodicRunner';
+import { options as PeriodicRefreshOptions } from './RefreshIntervalModal';
 
 const propTypes = {
   addSuccessToast: PropTypes.func.isRequired,
@@ -86,6 +88,7 @@ const propTypes = {
   setMaxUndoHistoryExceeded: PropTypes.func.isRequired,
   maxUndoHistoryToast: PropTypes.func.isRequired,
   refreshFrequency: PropTypes.number.isRequired,
+  shouldPersistRefreshFrequency: PropTypes.bool.isRequired,
   setRefreshFrequency: PropTypes.func.isRequired,
   dashboardInfoChanged: PropTypes.func.isRequired,
   dashboardTitleChanged: PropTypes.func.isRequired,
@@ -206,6 +209,18 @@ class Header extends React.PureComponent {
   }
 
   startPeriodicRender(interval) {
+    let intervalMessage;
+    if (interval) {
+      const predefinedValue = PeriodicRefreshOptions.find(
+        option => option.value === interval / 1000,
+      );
+      if (predefinedValue) {
+        intervalMessage = predefinedValue.label;
+      } else {
+        intervalMessage = moment.duration(interval, 'millisecond').humanize();
+      }
+    }
+
     const periodicRender = () => {
       const { fetchCharts, logEvent, charts, dashboardInfo } = this.props;
       const { metadata } = dashboardInfo;
@@ -218,6 +233,13 @@ class Header extends React.PureComponent {
         interval,
         chartCount: affectedCharts.length,
       });
+      this.props.addWarningToast(
+        t(
+          `This dashboard is currently force refreshing; the next force refresh will be in %s.`,
+          intervalMessage,
+        ),
+      );
+
       return fetchCharts(
         affectedCharts,
         true,
@@ -249,7 +271,8 @@ class Header extends React.PureComponent {
       colorNamespace,
       colorScheme,
       dashboardInfo,
-      refreshFrequency,
+      refreshFrequency: currentRefreshFrequency,
+      shouldPersistRefreshFrequency,
     } = this.props;
 
     const scale = CategoricalColorNamespace.getScale(
@@ -257,6 +280,11 @@ class Header extends React.PureComponent {
       colorNamespace,
     );
     const labelColors = colorScheme ? scale.getColorMap() : {};
+    // check refresh frequency is for current session or persist
+    const refreshFrequency = shouldPersistRefreshFrequency
+      ? currentRefreshFrequency
+      : dashboardInfo.metadata.refresh_frequency; // eslint-disable camelcase
+
     const data = {
       positions,
       expanded_slices: expandedSlices,
@@ -318,11 +346,17 @@ class Header extends React.PureComponent {
       hasUnsavedChanges,
       isLoading,
       refreshFrequency,
+      shouldPersistRefreshFrequency,
       setRefreshFrequency,
     } = this.props;
 
     const userCanEdit = dashboardInfo.dash_edit_perm;
     const userCanSaveAs = dashboardInfo.dash_save_perm;
+    const refreshLimit =
+      dashboardInfo.common.conf.SUPERSET_DASHBOARD_PERIODICAL_REFRESH_LIMIT;
+    const refreshWarning =
+      dashboardInfo.common.conf
+        .SUPERSET_DASHBOARD_PERIODICAL_REFRESH_WARNING_MESSAGE;
     const popButton = hasUnsavedChanges;
 
     return (
@@ -474,6 +508,7 @@ class Header extends React.PureComponent {
             addDangerToast={this.props.addDangerToast}
             dashboardId={dashboardInfo.id}
             dashboardTitle={dashboardTitle}
+            dashboardInfo={dashboardInfo}
             layout={layout}
             expandedSlices={expandedSlices}
             customCss={customCss}
@@ -484,6 +519,7 @@ class Header extends React.PureComponent {
             forceRefreshAllCharts={this.forceRefresh}
             startPeriodicRender={this.startPeriodicRender}
             refreshFrequency={refreshFrequency}
+            shouldPersistRefreshFrequency={shouldPersistRefreshFrequency}
             setRefreshFrequency={setRefreshFrequency}
             updateCss={updateCss}
             editMode={editMode}
@@ -492,6 +528,8 @@ class Header extends React.PureComponent {
             userCanSave={userCanSaveAs}
             isLoading={isLoading}
             showPropertiesModal={this.showPropertiesModal}
+            refreshLimit={refreshLimit}
+            refreshWarning={refreshWarning}
           />
         </div>
       </div>
diff --git a/superset-frontend/src/dashboard/components/HeaderActionsDropdown.jsx b/superset-frontend/src/dashboard/components/HeaderActionsDropdown.jsx
index 0097c0ce4..95189a1bc 100644
--- a/superset-frontend/src/dashboard/components/HeaderActionsDropdown.jsx
+++ b/superset-frontend/src/dashboard/components/HeaderActionsDropdown.jsx
@@ -35,6 +35,7 @@ import { getActiveFilters } from '../util/activeDashboardFilters';
 const propTypes = {
   addSuccessToast: PropTypes.func.isRequired,
   addDangerToast: PropTypes.func.isRequired,
+  dashboardInfo: PropTypes.object.isRequired,
   dashboardId: PropTypes.number.isRequired,
   dashboardTitle: PropTypes.string.isRequired,
   hasUnsavedChanges: PropTypes.bool.isRequired,
@@ -45,6 +46,7 @@ const propTypes = {
   updateCss: PropTypes.func.isRequired,
   forceRefreshAllCharts: PropTypes.func.isRequired,
   refreshFrequency: PropTypes.number.isRequired,
+  shouldPersistRefreshFrequency: PropTypes.bool.isRequired,
   setRefreshFrequency: PropTypes.func.isRequired,
   startPeriodicRender: PropTypes.func.isRequired,
   editMode: PropTypes.bool.isRequired,
@@ -55,11 +57,15 @@ const propTypes = {
   expandedSlices: PropTypes.object.isRequired,
   onSave: PropTypes.func.isRequired,
   showPropertiesModal: PropTypes.func.isRequired,
+  refreshLimit: PropTypes.number,
+  refreshWarning: PropTypes.string,
 };
 
 const defaultProps = {
   colorNamespace: undefined,
   colorScheme: undefined,
+  refreshLimit: 0,
+  refreshWarning: null,
 };
 
 class HeaderActionsDropdown extends React.PureComponent {
@@ -114,8 +120,10 @@ class HeaderActionsDropdown extends React.PureComponent {
     const {
       dashboardTitle,
       dashboardId,
+      dashboardInfo,
       forceRefreshAllCharts,
       refreshFrequency,
+      shouldPersistRefreshFrequency,
       editMode,
       customCss,
       colorNamespace,
@@ -127,6 +135,8 @@ class HeaderActionsDropdown extends React.PureComponent {
       userCanEdit,
       userCanSave,
       isLoading,
+      refreshLimit,
+      refreshWarning,
     } = this.props;
 
     const emailTitle = t('Superset Dashboard');
@@ -147,10 +157,12 @@ class HeaderActionsDropdown extends React.PureComponent {
             addDangerToast={this.props.addDangerToast}
             dashboardId={dashboardId}
             dashboardTitle={dashboardTitle}
+            dashboardInfo={dashboardInfo}
             saveType={SAVE_TYPE_NEWDASHBOARD}
             layout={layout}
             expandedSlices={expandedSlices}
             refreshFrequency={refreshFrequency}
+            shouldPersistRefreshFrequency={shouldPersistRefreshFrequency}
             customCss={customCss}
             colorNamespace={colorNamespace}
             colorScheme={colorScheme}
@@ -180,6 +192,8 @@ class HeaderActionsDropdown extends React.PureComponent {
 
         <RefreshIntervalModal
           refreshFrequency={refreshFrequency}
+          refreshLimit={refreshLimit}
+          refreshWarning={refreshWarning}
           onChange={this.changeRefreshInterval}
           editMode={editMode}
           triggerNode={
diff --git a/superset-frontend/src/dashboard/components/RefreshIntervalModal.jsx b/superset-frontend/src/dashboard/components/RefreshIntervalModal.jsx
index d98ef5293..592c322f5 100644
--- a/superset-frontend/src/dashboard/components/RefreshIntervalModal.jsx
+++ b/superset-frontend/src/dashboard/components/RefreshIntervalModal.jsx
@@ -20,6 +20,7 @@ import React from 'react';
 import PropTypes from 'prop-types';
 import Select from 'src/components/Select';
 import { t } from '@superset-ui/translation';
+import { Alert, Button } from 'react-bootstrap';
 
 import ModalTrigger from '../../components/ModalTrigger';
 
@@ -28,9 +29,16 @@ const propTypes = {
   refreshFrequency: PropTypes.number.isRequired,
   onChange: PropTypes.func.isRequired,
   editMode: PropTypes.bool.isRequired,
+  refreshLimit: PropTypes.number,
+  refreshWarning: PropTypes.string,
 };
 
-const options = [
+const defaultProps = {
+  refreshLimit: 0,
+  refreshWarning: null,
+};
+
+export const options = [
   [0, t("Don't refresh")],
   [10, t('10 seconds')],
   [30, t('30 seconds')],
@@ -46,10 +54,25 @@ const options = [
 class RefreshIntervalModal extends React.PureComponent {
   constructor(props) {
     super(props);
+    this.modalRef = React.createRef();
     this.state = {
       refreshFrequency: props.refreshFrequency,
     };
     this.handleFrequencyChange = this.handleFrequencyChange.bind(this);
+    this.onSave = this.onSave.bind(this);
+    this.onCancel = this.onCancel.bind(this);
+  }
+
+  onSave() {
+    this.props.onChange(this.state.refreshFrequency, this.props.editMode);
+    this.modalRef.current.close();
+  }
+
+  onCancel() {
+    this.setState({
+      refreshFrequency: this.props.refreshFrequency,
+    });
+    this.modalRef.current.close();
   }
 
   handleFrequencyChange(opt) {
@@ -57,12 +80,17 @@ class RefreshIntervalModal extends React.PureComponent {
     this.setState({
       refreshFrequency: value,
     });
-    this.props.onChange(value, this.props.editMode);
   }
 
   render() {
+    const { refreshLimit = 0, refreshWarning, editMode } = this.props;
+    const { refreshFrequency = 0 } = this.state;
+    const showRefreshWarning =
+      !!refreshFrequency && !!refreshWarning && refreshFrequency < refreshLimit;
+
     return (
       <ModalTrigger
+        ref={this.modalRef}
         triggerNode={this.props.triggerNode}
         isMenuItem
         modalTitle={t('Refresh Interval')}
@@ -74,12 +102,30 @@ class RefreshIntervalModal extends React.PureComponent {
               value={this.state.refreshFrequency}
               onChange={this.handleFrequencyChange}
             />
+            {showRefreshWarning && (
+              <div className="refresh-warning-container">
+                <Alert bsStyle="warning">
+                  <div>{refreshWarning}</div>
+                  <br />
+                  <strong>{t('Are you sure you want to proceed?')}</strong>
+                </Alert>
+              </div>
+            )}
           </div>
         }
+        modalFooter={
+          <>
+            <Button bsStyle="primary" onClick={this.onSave}>
+              {editMode ? t('Save') : t('Save for this session')}
+            </Button>
+            <Button onClick={this.onCancel}>{t('Cancel')}</Button>
+          </>
+        }
       />
     );
   }
 }
 RefreshIntervalModal.propTypes = propTypes;
+RefreshIntervalModal.defaultProps = defaultProps;
 
 export default RefreshIntervalModal;
diff --git a/superset-frontend/src/dashboard/components/SaveModal.jsx b/superset-frontend/src/dashboard/components/SaveModal.jsx
index e8dcb9171..16a5d1ed1 100644
--- a/superset-frontend/src/dashboard/components/SaveModal.jsx
+++ b/superset-frontend/src/dashboard/components/SaveModal.jsx
@@ -32,6 +32,7 @@ const propTypes = {
   addDangerToast: PropTypes.func.isRequired,
   dashboardId: PropTypes.number.isRequired,
   dashboardTitle: PropTypes.string.isRequired,
+  dashboardInfo: PropTypes.object.isRequired,
   expandedSlices: PropTypes.object.isRequired,
   layout: PropTypes.object.isRequired,
   saveType: PropTypes.oneOf([SAVE_TYPE_OVERWRITE, SAVE_TYPE_NEWDASHBOARD]),
@@ -94,13 +95,15 @@ class SaveModal extends React.PureComponent {
     const { saveType, newDashName } = this.state;
     const {
       dashboardTitle,
+      dashboardInfo,
       layout: positions,
       customCss,
       colorNamespace,
       colorScheme,
       expandedSlices,
       dashboardId,
-      refreshFrequency,
+      refreshFrequency: currentRefreshFrequency,
+      shouldPersistRefreshFrequency,
     } = this.props;
 
     const scale = CategoricalColorNamespace.getScale(
@@ -108,6 +111,11 @@ class SaveModal extends React.PureComponent {
       colorNamespace,
     );
     const labelColors = colorScheme ? scale.getColorMap() : {};
+    // check refresh frequency is for current session or persist
+    const refreshFrequency = shouldPersistRefreshFrequency
+      ? currentRefreshFrequency
+      : dashboardInfo.metadata.refresh_frequency; // eslint-disable camelcase
+
     const data = {
       positions,
       css: customCss,
diff --git a/superset-frontend/src/dashboard/containers/DashboardHeader.jsx b/superset-frontend/src/dashboard/containers/DashboardHeader.jsx
index 9516f245e..962fc9a45 100644
--- a/superset-frontend/src/dashboard/containers/DashboardHeader.jsx
+++ b/superset-frontend/src/dashboard/containers/DashboardHeader.jsx
@@ -71,6 +71,7 @@ function mapStateToProps({
     ).text,
     expandedSlices: dashboardState.expandedSlices,
     refreshFrequency: dashboardState.refreshFrequency,
+    shouldPersistRefreshFrequency: !!dashboardState.shouldPersistRefreshFrequency,
     customCss: dashboardState.css,
     colorNamespace: dashboardState.colorNamespace,
     colorScheme: dashboardState.colorScheme,
diff --git a/superset-frontend/src/dashboard/reducers/dashboardState.js b/superset-frontend/src/dashboard/reducers/dashboardState.js
index 61c9a8b0c..fc7e079f4 100644
--- a/superset-frontend/src/dashboard/reducers/dashboardState.js
+++ b/superset-frontend/src/dashboard/reducers/dashboardState.js
@@ -120,6 +120,7 @@ export default function dashboardStateReducer(state = {}, action) {
       return {
         ...state,
         refreshFrequency: action.refreshFrequency,
+        shouldPersistRefreshFrequency: action.isPersistent,
         hasUnsavedChanges: action.isPersistent,
       };
     },
diff --git a/superset-frontend/src/dashboard/reducers/getInitialState.js b/superset-frontend/src/dashboard/reducers/getInitialState.js
index bd2761894..3d4e38a6c 100644
--- a/superset-frontend/src/dashboard/reducers/getInitialState.js
+++ b/superset-frontend/src/dashboard/reducers/getInitialState.js
@@ -292,6 +292,9 @@ export default function (bootstrapData) {
       focusedFilterField: [],
       expandedSlices: dashboard.metadata.expanded_slices || {},
       refreshFrequency: dashboard.metadata.refresh_frequency || 0,
+      // dashboard viewers can set refresh frequency for the current visit,
+      // only persistent refreshFrequency will be saved to backend
+      shouldPersistRefreshFrequency: false,
       css: dashboard.css || '',
       colorNamespace: dashboard.metadata.color_namespace,
       colorScheme: dashboard.metadata.color_scheme,
diff --git a/superset-frontend/src/dashboard/stylesheets/dashboard.less b/superset-frontend/src/dashboard/stylesheets/dashboard.less
index fb7593f50..2d99763ae 100644
--- a/superset-frontend/src/dashboard/stylesheets/dashboard.less
+++ b/superset-frontend/src/dashboard/stylesheets/dashboard.less
@@ -165,6 +165,10 @@ body {
     width: 80%;
   }
 
+  .refresh-warning-container {
+    margin-top: 24px;
+  }
+
   .dashboard-modal-actions-container {
     margin-top: 24px;
     text-align: right;
diff --git a/superset-frontend/src/datasource/DatasourceEditor.jsx b/superset-frontend/src/datasource/DatasourceEditor.jsx
index bb56fd253..114a36d4d 100644
--- a/superset-frontend/src/datasource/DatasourceEditor.jsx
+++ b/superset-frontend/src/datasource/DatasourceEditor.jsx
@@ -731,7 +731,7 @@ export class DatasourceEditor extends React.PureComponent {
               <div>
                 <div className="m-t-10">
                   <Alert bsStyle="warning">
-                    <span className="bold">{t('Be careful.')} </span>
+                    <strong>{t('Be careful.')} </strong>
                     {t(
                       'Changing these settings will affect all charts using this datasource, including charts owned by other people.',
                     )}
diff --git a/superset/config.py b/superset/config.py
index 32ce4ae6d..738c251f6 100644
--- a/superset/config.py
+++ b/superset/config.py
@@ -126,6 +126,14 @@ SUPERSET_WEBSERVER_PORT = 8088
 # (gunicorn, nginx, apache, ...) timeout setting to be <= to this setting
 SUPERSET_WEBSERVER_TIMEOUT = 60
 
+# this 2 settings are used by dashboard period force refresh feature
+# When user choose auto force refresh frequency
+# < SUPERSET_DASHBOARD_PERIODICAL_REFRESH_LIMIT
+# they will see warning message in the Refresh Interval Modal.
+# please check PR #9886
+SUPERSET_DASHBOARD_PERIODICAL_REFRESH_LIMIT = 0
+SUPERSET_DASHBOARD_PERIODICAL_REFRESH_WARNING_MESSAGE = None
+
 SUPERSET_DASHBOARD_POSITION_DATA_LIMIT = 65535
 CUSTOM_SECURITY_MANAGER = None
 SQLALCHEMY_TRACK_MODIFICATIONS = False
diff --git a/superset/views/base.py b/superset/views/base.py
index 6995fd182..5821619c1 100644
--- a/superset/views/base.py
+++ b/superset/views/base.py
@@ -61,6 +61,8 @@ if TYPE_CHECKING:
 FRONTEND_CONF_KEYS = (
     "SUPERSET_WEBSERVER_TIMEOUT",
     "SUPERSET_DASHBOARD_POSITION_DATA_LIMIT",
+    "SUPERSET_DASHBOARD_PERIODICAL_REFRESH_LIMIT",
+    "SUPERSET_DASHBOARD_PERIODICAL_REFRESH_WARNING_MESSAGE",
     "ENABLE_JAVASCRIPT_CONTROLS",
     "DEFAULT_SQLLAB_LIMIT",
     "SQL_MAX_ROW",